bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Electric Stimulus‐Response Behavior of Liquid‐Crystalline Viologen.
Authors: TABUSHI I. , YAMAMURA K. , KOMINAMI K.
Published: May 2016

The viologen iodide (I), prepared from bipyridyl and 3,6,9‐trioxatridecyl iodide (no experimental details or yield given), exhibits a liquid‐crystalline phase at 63 °C (TC1)‐216 °C (TC2).
ChemInform Abstract: Experimental and Quantum‐Chemical Investigation of the Magnetic Exchange Mechanism in a Series of (μ‐Terephthalato)bis((polyamine)copper(II)) Complexes.
Authors: BAKALBASSIS E. G. , MROZINSKI J. , TSIPIS C. A.
Published: May 2016

The title compounds (I) are prepared from the reaction of the piperidinium terephthalate and the polyamines in methanol with the copper salts.
ChemInform Abstract: The Effects of Chloro Substitution on the Electronic Structure of ClCr+, ClMn+, and ClFe+ and Their Reactivity with Small Alkanes.
Authors: MANDICH M. L. , STEIGERWALD M. L. , REENTS W. D. JUN.
Published: May 2016

The exothermic reactions of ClCr+, ClMn+ and ClFe+ with small alkanes (propane, butane, 2‐methylpropane, 2,2‐dimethylpropane) in the gas phase are investigated in the ion trap of a mass spectrometer.
ChemInform Abstract: Control of Stereochemistry in Five‐Coordinate d6 Complexes by Ligand Substitution.
Authors: FRYZUK M. D. , MACNEIL P. A. , BALL R. G.
Published: May 2016

It is known from theoretical studies and solid state structural analysis that five‐coordinate d6 complexes prefer the square‐pyramidal geometry over the isomeric trigonal‐bipyramidal form.
ChemInform Abstract: Effect of Cationic Surfactants on the Conformational Transition of Poly(methacrylic acid).
Authors: CHU D. , THOMAS J. K.
Published: May 2016

The interaction between poly(methacrylic acid) and alkyltrimethylammonium bromide, CnTAB, cationic surfactants has been investigated in aqueous solutions of pH 8, by use of the photophysics of pyrene and its derivatives.
ChemInform Abstract: Electrochemical Synthesis of Difluorophosphoranes.
Authors: NIKITIN E. V. , PARAKIN O. V. , IGNAT'EV YU. A. , ROMAKHIN A. S. , MIRONOV B. S. , KOSACHEV I. P. , ROMANOV G. V. , KARGIN YU. M. , PUDOVIK A. N.
Published: May 2016

Electrochemical oxidation of the phosphines (I) in acetonitrile in the presence of a nonhygroscopic alkylammoniumfluoride such as (II) gives the difluorophosphoranes (III).
ChemInform Abstract: Pd(CH3CN)4(BF4)2‐Assisted Attack of Nitriles on Olefins. A Pd Analogue of the Ritter Reaction.
Authors: HEGEDUS L. S. , MULHERN T. A. , ASADA H.
Published: May 2016

Reaction of the olefin (I) with the nitriles (II) in the presence of the electrophilic complex (III) followed by destruction of the intermediately formed σ‐alkylpalladium(II) complex with NaBH4, benzylamine or CO/MeOH gives the pyrazinoindoles (IV), (V) or (VI).
ChemInform Abstract: Asymmetric Elimination with High Induction: Synthesis of 1‐Alkenylsulfoximides with Axial and Central Chirality.
Authors: ERDELMEIER I. , GAIS H.‐J. , LINDNER H. J.
Published: May 2016

The olefin (IV) can be prepared with high diastereoselectivity (≥ 98%) by elimination reaction of the compound (IIIc) which, in turn is obtained from the ketone (I) and the reagent (II) via the intermediates (IIIa) and (IIIb).
ChemInform Abstract: Photodissociation of Carbon Monoxide and Dioxygen Forms of Synthetic Heme Complexes (I)‐(III) Studied by Using Picosecond Absorption Spectroscopy. Evidence of a Pseudo‐Four‐Coordinate Intermediate.
Authors: CALDWELL K. , NOE L. J. , CICCONE J. D. , TRAYLOR T. G.
Published: May 2016

Photodissociation of Carbon Monoxide and Dioxygen Forms of Synthetic Heme Complexes (I)‐(III) Studied by Using Picosecond Absorption Spectroscopy.
ChemInform Abstract: DNA‐Mediated Photoelectron Transfer Reactions.
Authors: BARTON J. K. , KUMAR C. V. , TURRO N. J.
Published: May 2016

Rates of photoinduced electron‐transfer for the donor (II)/acceptor (I) pairs in the presence of DNA are determined in order to examine the role of the DNA double helix in mediating electron transfer and to probe the various aspects of the DNA environment.
ChemInform Abstract: Novel Formation of Bis‐Allylic Products by Autoxidation of Substituted Cyclohexa‐1,4‐dienes.
Authors: BECKWITH A. L. J. , O'SHEA D. M. , ROBERTS D. H.
Published: May 2016

In contrast to acyclic homoallylic dienes, which are autoxidized to conjugated diene systems, the cyclic analogue (Ia), which is stable indefinitely under nitrogen, on standing neat in air undergoes clean conversion to a mixture of the keto ester (III) and methyl benzoate (IV).
ChemInform Abstract: Deprotonation of Methylarene Cation Radicals in Acetonitrile. An Unexpected Second‐Order Mechanism.
Authors: PARKER V. D. , TILSET M.
Published: May 2016

The kinetics of the deprotonation reactions of the cation radicals Ar‐CH·+ 3 of hexamethylbenzene and ‐d18 (studied most extensively), as well as pentamethylbenzene and durene, were studied by derivative cyclic voltammetry and derivative linear‐sweep voltammetry in acetonitrile.
ChemInform Abstract: Oxidation Reaction of Phenylhydrazine with Sodium Periodate. Part 1. Oxidation Reaction of Phenylhydrazine with Sodium Periodate in Various Ethers.
Authors: TSUBOI M.
Published: May 2016

Phenylhydrazine (I) is oxidized by sodium periodate (II) in various ethers (III), producing a complex mixture consisting of the compounds (IV) ‐ (IX).
ChemInform Abstract: Electrolytic Investigations on Vinyl Azides. Part 6. Electrolytic Reduction of Azidochalcones.
Authors: KNITTEL D. , RAO V. S.
Published: May 2016

The cathodic reduction of the α‐azidochalcones (Ia)‐(Ie) leads to the amino derivatives (II)‐(VI) without affecting other reducible parts of the molecules.
ChemInform Abstract: Reactions of H Atoms Produced by Microwave Discharge with Olefins in Acetone and Toluene.
Authors: BEERI A. , BERMAN E. , VISHKAUTSAN R. , MAZUR Y.
Published: May 2016

Microwave discharge can be an excellent means of generating hydrogen atoms which then react with olefins (I), (IV), or (VII) to give dimers (II), (V), (VIII) and hydrogenated products (III), (VI), (IX).
ChemInform Abstract: A Wittig‐like Synthesis of 1,1‐Di‐iodoalkenes.
Authors: GAVINA F. , LUIS S. V. , FERRER P. , COSTERO A. M. , MARCO J. A.
Published: May 2016

The diodoalkenes (IV) are prepared by reaction of the aldehydes (I) with triphenylphosphine (II)/carbon tetraiodide (III).
ChemInform Abstract: Synthesis and Photolysis of Tricyclo(5.3.1.02,6)undeca‐3,9‐dien‐8‐ones and ‐4,9‐dien‐8‐ones. Formation of Novel Trishomocubanones.
Authors: OGINO T. , AWANO K.
Published: May 2016

The title dienones (IV) and (V), prepared from the diol (I), undergo (2 + 2) cyclization upon irradiation to afford the title cubanones (VII) and (VIII).
ChemInform Abstract: Inside‐Outside Stereoisomerism: The Synthesis of trans‐Bicyclo(5.3.1)undecan‐11‐one.
Authors: WINKLER J. D. , HEY J. P. , WILLIARD P. G.
Published: May 2016

The trans‐bicyclo(5.3.1)undecane ring system of the title compound (VI) is an important structural feature of the biologically interesting taxanes.
ChemInform Abstract: Hydroxyalkylation of Methyl Vinyl Ketone and Acrylonitrile in the Presence of 1,4‐Diazabicyclo(2.2.2)octane.
Authors: AMRI H. , VILLIERAS J.
Published: May 2016

Acrylonitrile (Ia) or methyl vinyl ketone (Ib) react with the aldehydes (II) in the presence of the diazobicyclooctane (III) to produce the alcohols (IVa) and (IVb) respectively.
ChemInform Abstract: Potential Tumor‐ or Organ‐Imaging Agents. Part 26. Polyiodinated 2‐Substituted Triacylglycerols as Heptographic Agents.
Authors: WEICHERT J. P. , LONGINO M. A. , SCHWENDNER S. W. , COUNSELL R. E.
Published: May 2016

The phosphonium salts (I) and (IV) are used as starting materials for the synthesis of the olefins (III).
ChemInform Abstract: Synthesis and Evaluation of 1‐(Arylsulfonyl)‐2‐((methoxycarbonyl)sulfenyl)‐1‐methylhydrazines as Antineoplastic Agent.
Authors: HRUBIEC R. T. , SHYAM K. , COSBY L. A. , SARTORELLI A. C.
Published: May 2016

Sulfonylation of methylhydrazine (II) with the sulfonyl chlorides (I) produces the hydrazides (III) which react with methoxycarbonylsulfenyl chloride (IV) to give the title compounds (V).
ChemInform Abstract: Preparation and Thermal Ring Opening of 1‐(Methylthio)cyclopropenes.
Authors: YOSHIDA H. , SANO H. , KATO M. , OGATA T. , MATSUMOTO K.
Published: May 2016

The reaction of the propenium salt (I) with the Grignard reagents (II) yields the 1‐(methylthio)cyclopropenes (III) as major products together with the isomeric 3‐(methylthio)‐derivatives (IV).
ChemInform Abstract: Metacyclophanes and Related Compounds. Part 17. Preparation of 9,17‐Dimethyl(3.2)metacyclophane and 10,18‐Dimethyl(4.2)metacyclophane Using the t‐Butyl Function as a Positional Protective Group.
Authors: YAMATO T. , SAKAMOTO H. , KOBAYASHI K. , TASHIRO M.
Published: May 2016

Grignard reaction of the halides (I) ‐ both obtained in several steps from toluene ‐ and the aldehyde (II) followed by LiAlH4 reduction yields the diarylalkanes (III) (some olefinic by‐products formed during the preparation of (IIIb) can also be converted to (IIIb) by hydrogenation using H2/PtO2).
ChemInform Abstract: Synthesis of (3.n.3)Paracyclophane Derivatives by Cationic Cyclization of Styrene Derivatives.
Authors: NISHIMURA J. , YAMADA N. , UEDA E. , OHBAYASHI A. , OKU A.
Published: May 2016

The bromo derivatives (I) are transformed into the dimeric alcohols (III) by Grignard reaction and subsequent reduction.
ChemInform Abstract: The Addition of Alcohol to 1,2‐Naphthoquinone Promoted by Metal Ions. A Facile Synthesis of 4‐Alkoxy‐1,2‐naphthoquinones.
Authors: TAKUWA A. , SOGA O. , IWAMOTO H. , MARUYAMA K.
Published: May 2016

In the presence of CeCl3·7 H2O the quinone (I) reacts with the alcohols (IIIa) via method (A) and with the alcohols (IIIb) and (IIIc) via method (B) to afford the 4‐substituted products (II).
ChemInform Abstract: Synthesis of Anthracycline C‐Glycosyl Isosteres.
Authors: ACTON E. M. , RYAN K. J. , TRACY M. , ARORA S. K.
Published: May 2016

Diels‐Alder reaction of the diene (I) with the quinone (II) produces the cycloadducts (III) ‐ (V).
ChemInform Abstract: N‐Substituted 3‐Perfluoroacyl‐2‐pyrrolidones.
Authors: BIZUNOV YU. M. , EMEL'YANOV V. I. , KNUNYANTS I. L.
Published: May 2016

Ethyltrifluoroacetate (II) reacts with N‐methyl(ethyl)pyrrolidone (I) in a Claisen‐like condensation reaction to give the 3‐fluoroacetylpyrrolidone (III).
ChemInform Abstract: Synthetic Studies on Teleocidin. Part 1. Regioselective Introduction of 4‐Amino and 7‐Acyl Groups on Indole Derivative.
Authors: NAKATSUKA S. , MASUDA T. , ASANO O. , TERAMAE T. , GOTO T.
Published: May 2016

The indole‐3‐carboxylates (I) react with nitric acid to form the isomeric nitro compounds (II) and (III).
ChemInform Abstract: Selective Thromboxane Synthetase Inhibitors. Part 4. 2‐(1H‐Imidazol‐1‐ ylmethyl) Carboxylic Acids of Benzo(b)furan, Benzo(b)thiophene, Indole, and Naphthalene.
Authors: CROSS P. E. , DICKINSON R. P. , PARRY M. J. , RANDALL M. J.
Published: May 2016

Bromination of (I) gives the bromomethyl derivatives (II) which are treated with imidazole (III) to yield (IV).
ChemInform Abstract: The Synthesis of Some 10‐Phenylacridinium Salts and Related Compounds.
Authors: ACHESON R. M. , BIRTWISTLE D. H. , WYATT P. B.
Published: May 2016

Ullmann reaction of the amine (Ia) gives the tert. amine (IV), which undergoes cyclization to the acridinium salt (IIa).
ChemInform Abstract: Synthesis of Tetrahydrobenzo(f)quinoline.
Authors: STETSENKO A. V. , FURSII T. A.
Published: May 2016

While hydrogenation of the pyridine ring in benzo(f)quinoline (I) with tin/HCl is unsuccessful, reaction with formamide/formic acid at an elevated temperature results in the formation of N‐formyl tetrahydrobenzoquinoline (II).
ChemInform Abstract: Inhibitors of Human Purine Nucleoside Phosphorylase. Synthesis, Purine Nucleoside Phosphorylase Inhibition, and T‐Cell Cytotoxicity of 2,5‐Diaminothiazolo(5,4‐d)pyrimidin‐7(6H)‐one and 2,5‐Diaminothiazolo(4,5‐d)pyrimidin‐7(6H)‐one. Two Thio Isosteres of 8‐Aminoguanine.
Authors: SIRCAR J. C. , SUTO M. J. , SCOTT M. E. , DONG M. K. , GILBERTSEN R. B.
Published: May 2016

The sodium salt of (I) reacts with cyanogen bromide, yielding the thiazolopyrimidine (II).
ChemInform Abstract: Potential Hypolipidemic Agents. Part 4. Synthesis and Hypolipidemic Activities of Some New Ethyl 3‐Aryl‐2H‐1,4‐benzoxazin‐7‐yloxyalkanoates.
Authors: SHRIDHAR D. R. , RAM B. , REDDY G. J.
Published: May 2016

The title compounds (V) are synthesized as shown in the scheme and screened for their hypolipidemic activity.
ChemInform Abstract: Synthesis and Mass Spectroscopic Study of Benzo‐12‐crown‐4 Acyl Derivatives.
Authors: ZHUKOVA T. I. , V'YUNOV K. A.
Published: May 2016

Acylation of the crown ether (I) with carboxylic acids (II) in the presence of polyphosphoric acid gives the monoacyl derivatives (III) or the twofold acylated derivatives (IV), depending on the molar ratio.
ChemInform Abstract: Cyclodisilazane Cations ‐ Synthesis and Crystal Structure.
Authors: KLIEBISCH U. , KLINGEBIEL U. , STALKE D. , SHELDRICK G. M.
Published: May 2016

On heating equimolar amounts of the disilazane (I) and Al2Cl6 in n‐hexane/CH2Cl2, the mono‐ and the diprotonated products (II) and (III) are formed.
ChemInform Abstract: On Silirene Aromaticity: Synthesis and Structure of 1,72,2,6,6,8,8‐Hexamethyl‐4‐thia‐3‐silabicyclo(5.1.0)octene. The First Symmetrical Silirene.
Authors: NEFEDOV O. M. , EGOROV M. P. , KOLESNIKOV S. P. , GAL'MINAS A. M. , STRUCHKOV YU. T. , ANTIMIN M. YU. , SEREDA S. V.
Published: May 2016

The symmetrical dimethylsilacyclopropene compound (III) is obtained by simultaneous irradiation of the thiacycloheptyne (I) and the silanorbornadiene (II) with UV light.
ChemInform Abstract: Bis(pentamethylcyclopentadienyl)diphosphene ‐ a Molecule with Fluxional Structure and Reactive P‐C Bond.
Authors: JUTZI P. , MEYER U. , KREBS B. , DARTMANN M.
Published: May 2016

The crystalline air‐sensitive title diphosphene (II) which is stable at ‐30 °C is obtained from pentamethylcyclopentadienyldichlorophosphane (I) as shown.
ChemInform Abstract: Formation of a Phosphobetaine with Negative Charge at the δ‐Carbon Atom of the 1,3‐Butadienyl Group by Reaction of Tributylphosphine with Vinylacetylene.
Authors: GASPARYAN G. TS. , BARSEGYAN S. K. , OVAKIMYAN M. ZH. , PETROVSKII P. V. , INDZHIKYAN M. G.
Published: May 2016

Tributylphosphine (I) and vinylacetylene (II) react to form a mixture of the 1:1 adducts (III) and (IV).
ChemInform Abstract: The 1,3‐Migration of Phosphorus from Oxygen to Carbon: A New Synthesis of β‐Ketophosphonates from Enol Phosphates.
Authors: HAMMOND G. B. , CALOGEROPOULOU T. , WIEMER D. F.
Published: May 2016

Camphor (I) reacts with LDA and diethyl chlorophosphate (II) to give the enol phosphate (III) which rearranges to form the camphor phosphonate (IV).
ChemInform Abstract: Radical Decarboxylative Phosphorylation of Carboxylic Acids.
Authors: BARTON D. H. R. , BRIDON D. , ZARD S. Z.
Published: May 2016

The thiohydroxamic acid (II) is converted to the mixed anhydrides (III).
ChemInform Abstract: Reaction of Chlorophosphoranes with Trialkyl Phosphites.
Authors: GAZIZOV M. B. , ZAKHAROV V. M. , KHAIRULLIN R. A. , MOSKVA V. V.
Published: May 2016

Depending on their structure, the halophosphoranes (I) react with the trialkylphosphites (II) to give the products (III) ‐ (IX).
ChemInform Abstract: Diels‐Alder Reaction with Phosphaalkenes. Synthesis of Functionalized λ3‐Phosphabenzenes.
Authors: PELLON P. , KO Y. Y. C. Y. L. , COSQUER P. , HAMELIN J. , CARRIE R.
Published: May 2016

The phosphaalkene (I) reacts with methyl sorbate (II) to produce the isomeric Diels‐Alder adducts (III).
ChemInform Abstract: New Conducting Salts Containing Unsymmetrical π‐Donors.
Authors: GIRAL L. , FABRE J. M. , GOUASMIA A.
Published: May 2016

The unsymmetrical fulvalenes (Va) and (Vb) are prepared from (I) and (III) or from (VI) and (VII) as outlined in the reaction scheme.
ChemInform Abstract: Reactions of Organo‐Aluminum Compounds with Peresters.
Authors: DODONOV V. A. , SOFRONOVA S. M. , STEPOVIK L. P.
Published: May 2016

The reaction of triethyl aluminum (Ia) with the peresters (II) gives the intermediates (III) ‐ (VI), according to the reaction products formed after hydrolysis and the ESR data obtained in the presence of 2‐methyl‐2‐nitrosopropane.
ChemInform Abstract: Aryl‐Substituted Molecular Metal Oxide Clusters.
Authors: SIEDLE A. R. , LYON P. A. , HUNT S. L. , SKARJUNE R. P.
Published: May 2016

Metathetical reaction of aryl diazonium salts with Keggin ions provides aryldiazonium Keggin ion salts such as (II) and (IV) which, when pyrolyzed or photochemically decomposed, form aryl‐substituted clusters such as (III) and (V).
ChemInform Abstract: Sugar Interaction with Uranium Ion. Synthesis, Spectroscopic and Structural Analysis of UO2‐Sugar Complexes Containing D‐Glucuronate Moiety.
Authors: TAJMIR‐RIAHI H. A.
Published: May 2016

The 1:1 or 1:2 reaction of hydrated uranyl salts or uranyl acetate with D‐glucuronic acid in aqueous solution lead to solid complexes of the type (I) and (II), resp., which are characterized by Ft‐IR and 1H NMR spectroscopy.
ChemInform Abstract: Studies of the Photoinduced Ligand Substitution Reactions of (Re(CNxyl)6)+ (xyl: 2,6‐Dimethylphenyl) in the Presence of Halide Ions.
Authors: STACY N. E. , CONNER K. A. , MCMILLIN D. R. , WALTON R. A.
Published: May 2016

Irradiation of (Re(CNxyl)6)+ with UV light at room temp. in CH2Cl2 and in the presence of halide ions gives complexes of type Re(CNxyl)5X where X: Cl, Br or I. The isolated product yields are in the range of 30‐40%.
ChemInform Abstract: Catecholate Complexes of High Oxidation State Metal Ions. Synthesis and Characterization of Tris(3,5‐di‐tert‐butylcatecholato)rhenium(VI).
Authors: DELEARIE L. A. , PIERPONT C. G.
Published: May 2016

The title compound (III) is prepared in nearly quantitative yield as shown and characterized by MS, UV, and EPR spectroscopic data, cyclic voltammetric studies, and an X‐ray structural analysis (space group P21/n, Z=4).
ChemInform Abstract: Synthesis and Characterization of a meso‐Tetrakis(4‐ferrocenylphenyl)porphyrin and Examination of Its Ability to Undergo Intramolecular Photocatalyzed Electron Transfer.
Authors: SCHMIDT E. S. , CALDERWOOD T. S. , BRUICE T. C.
Published: May 2016

The title compound (Ia) is synthesized from 4‐ferrocenylbenzaldehyde and pyrrole under reflux in purified propionic acid.
ChemInform Abstract: Biphasic Kinetics and Temperature Dependence of Iron Removal from Transferrin by 3,4‐LICAMS
Authors: KRETCHMAR S. A. , RAYMOND K. N.
Published: May 2016

(I).
ChemInform Abstract: Reactivity of Cyclic Silicon‐Containing Polysulfides Against Iron Carbonyls.
Authors: LEBEDEV A. V. , KUZ'MIN O. V. , CHERNYSHEV E. A.
Published: May 2016

The cyclic silicon‐containing polysulfides (I) react with Fe3(CO)12 (II) to form the thiol complexes (III).
ChemInform Abstract: Thermal Isomerization of (η6‐Fluorenyl)cyclopentadienyl Iron.
Authors: USTYNYUK N. A. , POMAZANOVA N. A. , NOVIKOVA L. N. , KRAVTSOV D. H. , USTYNYUK YU. A.
Published: May 2016

The title compound (II), obtained by deprotonation of the fluorenylcyclopentadienyl cation (I), isomerizes thermically to give its η5‐isomer (III).
ChemInform Abstract: Synthesis, Characterization and Catalytic Properties of Mononuclear and Dinuclear Complexes of Uranyl(VI), Copper(II) and Nickel(II) with Compartmental Schiff Bases Derived from 2,6‐Diformyl‐4‐chlorophenol and Polyamines.
Authors: CASELLATO U. , GUERRIERO P. , TAMBURINI S. , VIGATO P. A. , GRAZIANI R.
Published: May 2016

The mononuclear sym. cyclic complex (IIa) is prepared from the acyclic complex (Ia) and the triamine, (IIb) from the free ligand and UO2 acetate; the asym.
ChemInform Abstract: Coordination Chemistry of Microbial Iron Transport. Part 37. Preparation, Structure, and Physical Properties of Dimeric Copper(II) Hydroxamate Complexes, Cu2L2 (L: iPrN(O)C(=O)(CH2)nC(=O)N(O)‐iPr, n = 3‐10).
Authors: BARCLAY S. J. , RAYMOND K. N.
Published: May 2016

The title complexes are prepared in 90‐96% yield by 1:1 molar reaction of Cu(II) nitrate with a slight excess of dihydroxamic acid in methanol at pH 7‐8. These Cu complexes are dimeric for n = 5‐8, 10 and dissolve in a variety of polar organic solvents.
ChemInform Abstract: Coordination of Thiocyanate in Tetraamine and Diimine‐Diamine Complexes of Copper(II).
Authors: WU D.‐T. , CHUNG C.‐S.
Published: May 2016

The complexes (I)‐(IV) are prepared by known methods using NaSCN and HBF4, and characterized spectroscopically.
ChemInform Abstract: Novel Rhodium Porphyrin Derivatives
Authors: BOSCHI T. , LICOCCIA S. , TAGLIATESTA P.
Published: May 2016

Hydrated RhCl3 reacts with porphyrins in DMF with decarboxylation of the solvent to yield the complexes (Ia)‐(Ic) depending on the nature of the macrocyclic ligand and the reaction conditions.
ChemInform Abstract: Reactivity of the M‐M Multiple Bond in Metal Carbonyl Derivatives. Part 12. Synthesis and Structure of ((C5Me5)2M2Se5): Formation of a μη2‐Tetraselenide Ligand at the M‐M Double Bond of ((C5Me5)2M2(μ‐CO)2) (M: Co, Rh).
Authors: BRUNNER H. , MEIER W. , NUBER B. , WACHTER J. , ZIEGLER M. L.
Published: May 2016

Reaction of the CO‐bridged binuclear title complexes (I) with gray selenium at room temp. yields the μ‐selenido‐μ‐tetraselenido title complexes (II).
ChemInform Abstract: Stabilization of Anion Radicals by the Pentaphenylcyclopentadienyl Ligand. Evidence for Symmetrical Metal‐C5R5 Bonding in ((η‐C5Ph5)M(CO)2)‐ (M: Co, Rh).
Authors: CONNELLY N. G. , GEIGER W. E. , LANE G. A. , RAVEN S. J. , RIEGER P. H.
Published: May 2016

The complexes (I) are reduced by one electron to their corresponding radical anions.
ChemInform Abstract: Heterometallic Pt‐Au Complexes with μ‐3 S Bridging. Syntheses and Structures of Pt2(PPh3)4(μ‐SAuCl)2·2 CH2Cl2 and Pt2(PPh3)4(μ‐S)(μ‐SAuPPh3)NO3·0.5 H2O.
Authors: BOS W. , BOUR J. J. , SCHLEBOS P. P. J. , HAGEMAN P. , BOSMAN W. P. , SMITS J. M. M. , VAN WIETMARSCHEN J. A. C. , BEURSKENS P. T.
Published: May 2016

The reaction of the Pt2 complex (I) having a hinged square planar geometry with metallic gold in the presence of tetrabutylammonium chloride, or with one or two mol Au(PPh3)NO3 (IV) affords the heterometallic complexes (II), (III), or (V), respectively.
ChemInform Abstract: Synthesis of Terminal Isoprenoid Sulfoxides by Ene‐Type Reaction with Benzenesulfinyl Chloride.
Authors: MOISEENKOV A. M. , DRAGAN V. A. , SHAVNYA A. V. , VESELOVSKII V. V.
Published: May 2016

Reaction of benzenesulfinyl chloride (II) with the terpenoid di‐ and trienes (I) produces the terminal methylene sulfoxides (III).
ChemInform Abstract: Synthesis of 17β‐(2‐Oxo‐4‐imidazolin‐4‐yl) Derivatives from Cortexone and Cortisone.
Authors: RAPI G. , GINANNESCHI M. , CHELLI M. , CHIMICHI S.
Published: May 2016

The known oximes (I) are converted to the amines (II).
ChemInform Abstract: Amination of Chiral Enolates by Dialkyl Azodiformates. Synthesis of α‐Hydrazino Acids and α‐Amino Acids.
Authors: TRIMBLE L. A. , VEDERAS J. C.
Published: May 2016

The chiral carboximides (I) ‐ obtained by N‐acylation of the corresponding oxazolidinone ‐ are converted to the aminated carboximides (III).
ChemInform Abstract: Polyacrylic Crosslinked Resins with Pendant Chirality as Auxiliary in Supported Asymmetric Synthesis.
Authors: CALMES M. , DAUNIS J. , JACQUIER R. , NKUSI G. , VERDUCCI J. , VIALLEFONT P.
Published: May 2016

Copolymerization of the amides (I) ‐ (III) yields the randomly crosslinked resins (IV) which possess chiral centres.
ChemInform Abstract: Pseudo‐Sugars. Part 16. Facile Synthesis of Pseudo‐α‐D and L‐Glucopyranoses.
Authors: OGAWA S. , NAKAMURA K. , TAKAGAKI T.
Published: May 2016

The cyclohexanecarboxylic acid (‐)‐(IIa) is prepared either by HBr treatment of the tricyclononanone (+)‐(I) as shown in the scheme or by optical resolution of the racemic acid (±)‐(IIa) using (+)‐α‐methylbenzylamine.
ChemInform Abstract: Synthesis of Glycosyl Azides or Benzoates from Cyclic 1,2‐Sulfites.
Authors: GUILLER A. , GAGNIEU C. H. , PACHECO H.
Published: May 2016

Reaction of the cyclic sugar sulfites (I), (IV), (VI), and (VIII) with the nucleophiles (II) yields the corresponding trans‐1,2‐glycosyl azides or benzoates stereoselectively.
ChemInform Abstract: Synthesis of Cyclic Sugar 1,2‐Sulfites.
Authors: GUILLER A. , GAGNIEU C. H. , PACHECO E.
Published: May 2016

Reaction of various carbohydrates, e.g. (I), (III), (V), and (VII), with thionyl chloride yields the corresponding cyclic sulfites as mixtures of endo‐ and exo‐diastereomers.
ChemInform Abstract: Stereochemistry of the Addition of Organometallic Reagents to Methyl 2,3‐O‐Isopropylidene‐β‐D‐ribopentodialdo‐1,4‐furanoside.
Authors: BOYD F. L. JUN. , BAKER D. C.
Published: May 2016

Addition of the organometallic reagents (II) to the dialdo‐furanoside (I) under various conditions produces mixtures of β‐D‐allo (III) and α‐L‐talo adducts (IV).
ChemInform Abstract: Acetogenic Isoquinoline Alkaloids. Part 11. Regioselective and Atropoisomeric‐Selective Aryl Coupling to Give Naphthyl Isoquinoline Alkaloids: First Total Synthesis of (‐)‐Ancistrocladine.
Authors: BRINGMANN G. , JANSEN J. R. , RINK H.‐P.
Published: May 2016

The reductive amination of the ketone (I) with the amine (II) represents the starting step in the synthesis of the separable mixture of the atropoisomeric alcohols (VIIIa) and (IXa).
ChemInform Abstract: Hydrolysis and Rearrangement of O6‐Substituted Guanosine Products Resulting from Reaction of Guanosine with Styrene Oxide.
Authors: MOSCHEL R. C. , HEMMINKI K. , DIPPLE A.
Published: May 2016

2‐Amino‐6‐chloro‐purine riboside (I) reacts with racemic styrene glycol (II) in the presence of sodium to produce the isomeric α‐hydroxy ethers (III) and (IV).
ChemInform Abstract: Design and Synthesis of Sodium (βR*,γS*)‐4‐((3‐(4‐Acetyl‐3‐hydroxy‐2‐ propyl‐phenoxy)propyl)thio)‐γ‐hydroxy‐β‐methylbenzenebutanoate: A Novel, Selective, and Orally Active Receptor Antagonist of Leukotriene D4.
Authors: YOUNG R. N. , BELANGER P. , CHAMPION E. , DEHAVEN R. N. , DENIS D. , FORD‐HUTCHINSON A. W. , FORTIN R. , FRENETTE R. , GAUTHIER J. Y. , GILLARD J. , GUINDON Y. , JONES T. R. , KAKUSHIMA M. , MASSON P. , MAYCOCK A. , MCFARLANE C. S. , PIECHUTA H. , PONG S. S. , ROKACH J. , WILLIAMS H. W. R. , YOAKIM C. , ZAMBONI R.
Published: May 2016

The various substituted phenylketobutyric acids (VIa) ‐ (VIe) and (VIII) are prepared from the anisoles (Ia) ‐ (Ic) as shown in the reaction scheme.
ChemInform Abstract: Crystal Structure of Cl2O6.
Authors: TOBIAS K. M. , JANSEN M.
Published: May 2016

As unequivocally shown by crystal structure analysis (Cc, Z=4) Cl2O6 exists as ionic chlorylperchlorate ClO2+ClO4‐ in the solid state.
ChemInform Abstract: Effect of Crystal Structure and Percentage of Ion Exchange on ESR Spectra of Hydrated Fe(III) Ion Exchanged Synthetic Zeolites
Authors: EVMIRIDIS N. P.
Published: May 2016

(A and X type).
ChemInform Abstract: Mechanism of the Thermochemical Boriding Process and Electrochemical Studies in the Molten Systems Based on Na2B4O7.
Authors: MAKYTA M. , CHRENKOVA M. , FELLNER P. , MATIASOVSKY K.
Published: May 2016

The nature of boron dissolved in molten Na2B4O7 and of the electrochemically active species in the molten NaCl‐KCl‐Na2B4O7 system has been investigated voltammetrically.
ChemInform Abstract: Solid State Reactivity and Mechanisms in Oxide Systems. Part 3. Formation of ZnFe2O4 from ZnO and α‐Fe2O3.
Authors: FELTZ A. , MARTIN A.
Published: May 2016

α‐Fe2O3 powders of comparable morphology obtained by various synthetic methods behave different in reaction A. The sample prepared from goethite is highly reactive with a logarithmic time dependence of the reaction rate.
ChemInform Abstract: Detection and Structural Study of a New Family of Layered Compounds of the General Composition (UO)2RS3 (R: Gd to Lu and Y).
Authors: GUITTARD M. , VOVAN T. , JULIEN‐POUZOL M. , JAULMES S. , LARUELLE P. , FLAHAUT J.
Published: May 2016

The novel title compounds are obtained in the course of reaction tests between UOS and various sulfides, which are positive only in the case of the sulfides R2S3 (R: Gd to Lu, Y) at temp. as high as 1500‐1900 °C. The crystal structure of the isotypic compounds is solved in the case of (UO)2ErS3, which crystallizes in the tetragonal system (I4/mmm, Z=2).
ChemInform Abstract: Synthesis, Properties, and Crystal Structure of TiMn2P12.
Authors: SCHOLZ U. D. , JEITSCHKO W.
Published: May 2016

The title compound has been prepared by reaction of the elements in a tin flux (780 °C, 7 d or in greater yields in the presence of iodine, 730 °C, 5 d).
ChemInform Abstract: Complexes of Rhenium with Planar ReN2S2 Rings. Syntheses and Crystal Structures of AsPh4(ReCl4(N2S2)) and PPh4(ReBr4(N2S2)).
Authors: CONRADI E. , HAUCK H. G. , MUELLER U. + , DEHNICKE K.
Published: May 2016

The Re complexes (III), (VI), (VIII), and (X)‐(XII) are synthesized as outlined in the scheme.
ChemInform Abstract: 1H NMR Investigation of Iron(III) 5,10,15,20‐Tetrakis(2,6‐disubstituted phenyl)porphyrins. Isolation and Characterization of Hydroxy‐Ligated (5,10,15,20‐Tetrakis(2,6‐difluorophenyl)porphinato)iron(III).
Authors: WOON T. C. , SHIRAZI A. , BRUICE T. C.
Published: May 2016

The complexes (Ia)‐(Id) are investigated by 1H NMR, a method for distinguishing between hydroxy‐ligated and corresponding μ‐oxo species.
ChemInform Abstract: Direct Evidence for an SN1CB Mechanism. Part 4. Crystal and Molecular Structure of Chloro(bis(8‐quinolinyl)amido‐N1,N2,N3)copper(II), a Metal Chelate Containing an sp2‐Hybridized Deprotonated Amine.
Authors: PUZAS J. P. , NAKON R. , PETERSEN J. L.
Published: May 2016

The title complex (I), prepared by adding bis(8‐quinolyl)amine in THF to an aqueous solution of CuCl2 (no yield given), crystallizes in the space group P21/n with Z=4.
ChemInform Abstract: Isomerization Processes Observed for Chromium Compounds by Using the Gas Chromatographic Reactor.
Authors: MARRIOTT P. J. , LAI Y.‐H.
Published: May 2016

The volatile chromium compounds (I) and (II) are investigated by gas chromatography.
ChemInform Abstract: Electrochemical Studies of Monomeric Niobium(V) and Niobium(IV) Porphyrins in Nonaqueous Media.
Authors: ANDERSON J. E. , LIU Y. H. , BARBE J. M. , KADISH K. M.
Published: May 2016

The Nb(V) complexes (II) can be reduced by up to three electrons and oxidized by one electron.
ChemInform Abstract: (4 + 2) Cycloadditions with 5‐Ethenyl‐3,4‐dihydro‐2H‐pyran and 5‐Ethenyl‐2,3‐dihydro‐1,4‐dioxin.
Authors: POTTHOFF B. , BREITMAIER E.
Published: May 2016

The pyran (IIa) and the dioxin (IIb) are prepared by Wittig alkenylation of the aldehydes (Ia) and (Ib).
ChemInform Abstract: Diels‐Alder Reactions of Cycloalkenones. Part 9. Diastereofacial Selectivity of Mono‐ and Dialkylated 2‐Cyclohexenones. Diels‐Alder Reactions of Cycloalkenones. Part 10. endo‐exo Diastereoselectivity of 2‐Cyclohexenones.
Authors: ANGELL E. C. , FRINGUELLI F. , MINUTI L. , PIZZO F. , PORTER B. , TATICCHI A. , WENKERT E.
Published: May 2016

The diastereoselectivity of the AlCl3‐catalyzed Diels‐Alder reactions of the dienes (Ia) ‐ (Ic) and the cyclohexenones (II) or (III) is investigated in full detail.
ChemInform Abstract: Dehydrofluorination of 1‐H‐Polyfluoroalkanesulfonyl Fluorides.
Authors: BENDA A. F. , ELEEV A. F. , ERMOLOV A. F. , SOKOL'SKII G. A.
Published: May 2016

The title compounds (I) and (III) easily undergo dehydrofluorination by BF3·NEt3 complex to give polyfluoroalkenylsulfonyl fluorides.
ChemInform Abstract: Reactions of 3‐Aryl‐1‐(2(4)‐hydroxyaryl)‐2‐propyn‐1‐ones in the Presence of Amines. Two Types of Intramolecular Cyclization with Participation of the ortho‐Hydroxyl Group.
Authors: KORSHUNOV S. P. , KORZHOVA N. V. , KAZANTSEVA V. M. , KRASNOV V. L. , UTEKHINA N. V. , BODRIKOV I. V.
Published: May 2016

The reactions of the alkynes (I) and their 4‐hydroxy analogue (IV) with amines may take three different directions, depending on the structure of the amine.
ChemInform Abstract: Multiple Intermediates Generate Fluorophore‐Derived Light in the Oxalate/Peroxide Chemiluminescence System.
Authors: ALVAREZ F. J. , PAREKH N. J. , MATUSZEWSKI B. , GIVENS R. S. , HIGUCHI T. , SCHOWEN R. L.
Published: May 2016

Evidence for new mechanistic features of the reaction of bis(2,4,6‐trichlorophenyl)oxalate with H2O2 and Et3N in the presence of 9,10‐diphenylanthracene in ethyl acetate as solvent is obtained.
ChemInform Abstract: An Artificial Visual Pigment with Restricted C9‐C11 Motion Forms Normal Photolysis Intermediates.
Authors: SHEVES M. , ALBECK A. , OTTOLENGHI M. , BOVEE‐GEURTS P. H. M. , DE GRIP W. J. , EINTERZ C. M. , LEWIS J. W. , SCHAECHTER L. E. , KLIGER D. S.
Published: May 2016

The artificial 11‐cis‐retinal (I) (synthesis already published) forms a pigment when incubated with bovine opsin.
ChemInform Abstract: Directing Effects in Homogeneous Hydrogenation with (Ir(cod)(PCy3)(py))PF6.
Authors: CRABTREE R. H. , DAVIS M. W.
Published: May 2016

The cyclohexenes (I), (IV), (VI), or (VIII) bearing ligating groups such as ‐OH, ‐O‐Me, ‐CO‐Me, or CO‐O‐Me are hydrogenated in the presence of the iridium complex (II).
ChemInform Abstract: Stereoselectivity of the Reduction of Phenyl Substituted γ‐Amino Ketones.
Authors: GRASSHOFF L. , HALLER R.
Published: May 2016

Reduction of the amino ketones (I) with lithium aluminium hydride or sodium/propanol yields mixtures of the diastereoisomeric alcohols (II).
ChemInform Abstract: Reaction of Alkanes, Ethers and Aliphatic Ketones with the System SF4‐HF‐Cl2.
Authors: MURATOV N. N. , OMAROV V. O. , KUNSHENKO B. V. , BURMAKOV A. I. , ALEKSEEVA L. A. , YAGUPOL'SKII L. M.
Published: May 2016

The reaction of ethers, e.g. (I), aliphatic ketones, e.g. (VII) and of alkanes, e.g. (IX) with the system SF4/HF/Cl2 according to method A) occurs with formation of unsaturated compounds in the first step, followed by addition of chlorine and fluorine ions.
ChemInform Abstract: Alkoxycarbonylation and Amidation of Aryl Iodides Catalyzed by Palladium Complexes.
Authors: BUMAGIN N. A. , GULEVICH YU. V. , BELETSKAYA I. P.
Published: May 2016

The aryl iodides (I) are carbonylated in the presence of palladium(II) catalysts such as (III) and nuclephilic reagents (II) to give the esters or amides (IV).
ChemInform Abstract: Reaction of Trialkylstannylacetylenes with Perfluoroiodoalkanes.
Authors: KLYUCHINSKII S. A. , ZAVGORONII V. S. , LEBEDEV V. B. , PETROV A. A.
Published: May 2016

The photoreaction of the stannylacetylene (I) and excess perfluoroiodoalkanes (II) produces the perfluoroalkylacetylenes (III) and trimethyltin iodide (IV).
ChemInform Abstract: Rearrangements and Complex Eliminations with 1,5‐Benzothiazepin‐4‐ones.
Authors: KAUPP G. , GRUENDKEN E. + , MATTHIES D.
Published: May 2016

The pyrolysis of compounds (II), (V) (prepared by known methods), (VII) and (VIII) (obtained from (II) and (V), resp., by methylation or acetylation) is studied, and the pathways leading to rearranged products or to complex eliminations are discussed mechanistically.
ChemInform Abstract: An Effective Strategy for Acyclic Synthesis via Iterative Rearrangement of Allylic Glycolates. Synthesis of a Pine Sawfly Pheromone.
Authors: KALLMERTEN J. , BALESTRA M.
Published: May 2016

The allylic glycolate (Ib) undergoes silyl enolate Claisen rearrangement to yield (IIa) after reduction of the primary product.
ChemInform Abstract: Captodative Rate Enhancements in the Methylenecyclopropane Rearrangement.
Authors: CREARY X. , MEHRSHEIKH‐MOHAMMADI M. E.
Published: May 2016

The diazoesters (III) prepared from the α‐ketoesters (I) react with the allene (IV) under irradiation, producing the methylenecyclopropanes (V) which are thermally rearranged to form the isomers (VI).
ChemInform Abstract: A Novel Type of Cycloalkylation of Styrenes. Formation of Substituted Tetralines from 2‐Methyl‐3‐aryl‐2‐butenes.
Authors: BODRIKOV I. V. , SHEBELOVA I. YU. , SOKOVA F. M. , GATILOV YU. V. , NISNEVICH G. A. , MAMATYUK V. I. , BARKHASH V. A.
Published: May 2016

The styrenes (I) are converted to the tetralins (II) in the presence of the system AlCl3/MeNO2.
ChemInform Abstract: Reaction of Acenaphthene Phosphorus Ylides with 4‐Formylpyridine and Investigation of the Reaction Products.
Authors: MIKAILU V. G. , LABA V. I. , SHEVCHUK M. I.
Published: May 2016

The ylides (IV), (IX), and (XI), obtained by common methods, react with 4‐formylpyridine (V) to give the Wittig products (VI), (X), or (XII) respectively.
ChemInform Abstract: Synthesis of the Three Monosubstituted Pyrene and Perylene Regioisomers.
Authors: LAPOUYADE R. , PEREYRE J. , GARRIGUES P.
Published: May 2016

Several alkyl pyrenes and alkyl perylenes are useful geochemical markers.
ChemInform Abstract: Regio‐ and Diastereoselective Reactions of Dithio‐Substituted Crotyllithium and Aldehydes.
Authors: FANG J.‐M. , LIAO L.‐F. , HONG B.‐C.
Published: May 2016

The reaction of the lithiated dithiane (III) with the aldehydes (IV) proceeds with regio‐ and threo‐selectivity, forming the adducts (V) which are hydrolyzed to produce the trans‐substituted lactones (VI).
ChemInform Abstract: Synthesis of Polyether‐Type Tetrahydrofurans via Hydroperoxide Cyclization.
Authors: BARTLETT P. A. , CHAPUIS C.
Published: May 2016

The secondary hydroperoxides (II), prepared from the corresponding bromides (I), are stereoselectively cyclized to form the tetrahydrofurans (III).
ChemInform Abstract: Thieno(3,4‐f)‐2,1‐benzisothiazole. Synthesis and Physical Properties of a Novel Fused 14π Heteroarene as well as Its Thermal Cycloaddition Reactions with N,N‐Double Bond Systems.
Authors: GOTTHARDT H. , BOEHM F.‐R. +
Published: May 2016

The dione (I) reacts with P4S10 to give the (thermally stable) title compound (II) which contains three masked dipolar systems, represented by the limiting formulas α, β and γ.
ChemInform Abstract: Unusual Rearrangement Products in the Cycloaddition of 4‐Phenyl‐4H‐1,2,4‐triazoline‐3,5‐dione (PTAD) to Substituted 7‐Methylenenorbornenes.
Authors: ADAM W. , LUCCHINI V. , PASQUATO L. , PETERS E.‐M. , PETERS K. , VON SCHNERING H. G. , SEGUCHI K.
Published: May 2016

The reaction of the dione (IV) with the norbornenes (Ia), (Ib), prepared by Wittig reaction from 7‐norbornenone, yields the (2 + 2) cycloadducts (IIIa), (IIIb).
ChemInform Abstract: Regio‐ and Stereoselective Dehydrogenation of α,ω‐Diols Catalyzed by a Rhodium Hydride Complex.
Authors: ISHII Y. , SUZUKI K. , IKARIYA T. , SABURI M. , YOSHIKAWA S.
Published: May 2016

The diols (I) are dehydrogenated in the presence of the hydrogen acceptor (II) and the rhodium complex (III) to form the lactones (IV) and (V).
ChemInform Abstract: An Approach to Pseudomonic Acids from Acetylenic Precursors: Synthesis of 2‐(Hydroxymethyl)‐3‐butyn‐1‐ol.
Authors: BATES H. A. , FARINA J. , TONG M.
Published: May 2016

Several synthetic routes to the masked hydroxymethylbutynol (V) are evaluated.
ChemInform Abstract: Reactions of 1,5‐Diketones. Part 47. Alkaline Condensation of Methyl(phenyl)‐bis(2‐oxocyclohexyl)methanes and 2‐Hydroxy‐8‐methyl(phenyl)tricyclo(7.3.1.02,7)tridecan‐13‐ones with Aromatic Aldehydes and the Properties of the 4α‐Hydroxy‐5‐arylidene‐9‐methyl(phenyl)‐1,2,3,4,4α,5,6,7,8,9α# ‐decahydroxanthenes Obtained.
Authors: MINAEVA N. N. , TILICHENKO M. N.
Published: May 2016

The decahydroxanthenes (III) mentioned in the title are prepared in two ways.
ChemInform Abstract: Organic Syntheses via Transition Metal Complexes. Part 16. A Novel Route to δ‐Carbolines via Template Induced Multiple Cyclization of Alkenyl‐, Dienyl‐, or Thienylcarbene Complexes with Aryl Isocyanides.
Authors: AUMANN R. , HEINEN H. , KRUEGER C. + , TSAY Y.‐H.
Published: May 2016

The reaction of the complex (I) with the isocyanide (II) yields the δ‐carbolinone (V) via the intermediates (III) and (IV).
ChemInform Abstract: Synthesis and Reactions of Some New Isoquinoline‐1‐carbonitrile Derivatives.
Authors: KHALIL A. M. , HABIB O. M. O. , ABD EL‐GAWAD I. I. , ETMAN H. A.
Published: May 2016

The α‐cyano dihydronaphthylideneacetate (I) is coupled with the aromatic aldehydes (II) to produce the isoquinolinone nitriles (III).
ChemInform Abstract: Reactions of Cotarnine and Hydrastinine with NH Acidic Compounds.
Authors: MOEHRLE H. + , GRIMM B.
Published: May 2016

Hydrastinine (Ia) reacts with the N‐nucleophiles (II) to produce the Schiff bases (III), equilibrating with their cyclic isomers (IVa) and (IVb).
ChemInform Abstract: Naphtho(2,3‐c)pyrans and Benz(g)isoquinolines from 6‐Methoxy‐2H‐pyran‐ 3(6H)‐one.
Authors: EIDEN F. , WUENSCH B. +
Published: May 2016

The cycloaddition reaction of the isobenzofuran (I) with the pyranone (II) yields the exo/endo‐mixture (III).
ChemInform Abstract: Quinazolinones. Part 5. Syntheses of 3‐(Chloroacylamino)‐2‐methyl‐ 4(3H)‐quinazolinone Derivatives with Anticonvulsant and Hypnotic Activities.
Authors: BUEYUEKTIMKIN S. +
Published: May 2016

Acylation of the quinazolinone derivatives (I) yields the N‐substituted compounds (III).
ChemInform Abstract: Synthesis and Some Chemical Properties of 8‐Methyl‐3‐hydroxy‐6‐oxo‐2H‐ 3,4,5,6‐tetrahydropyrimido(2,1‐b)(1,3)thiazines.
Authors: FASKHUTDINOV R. M. , PASHKUROV N. G. , REZNIK V. S.
Published: May 2016

The hydroxytetrahydropyrimidothiazine (IV) is prepared from mercaptouracil (I) and 1,3‐dibromopropanol‐2 (II) or epichlorohydrin (III).
ChemInform Abstract: Synthesis of a 1,3‐Bridged β‐Lactam: A Novel, Anti‐Bredt β‐Lactam.
Authors: WILLIAMS R. M. , LEE B. H.
Published: May 2016

Ethyl acetoacetate (I) is converted to the N‐methoxy amide (VI), which undergoes cyclization according to Miller followed by reductive cleavage of the NO‐bond to give the β‐lactam (VIII).
ChemInform Abstract: 12‐Organyldibenz(b,g)azocine‐5,7‐diones.
Authors: HELLWINKEL D. , ITTEMANN P.
Published: May 2016

The title compounds (III) or (VII) are synthesized best by cyclization (intramolecular ester condensation) of the precursors (II) or (VI) which, in turn, are accessible from the compound (Ia) (or (Ib)) or (IV), respectively.
ChemInform Abstract: Asymmetric Michael Reactions of 3,5‐Dihydro‐4H‐dinaphth(2,1‐c:1′,2′‐e)azepine with Methyl Crotonate.
Authors: HAWKINS J. M. , FU G. C.
Published: May 2016

The dibromide (I) is converted to the secondary amines (II).
ChemInform Abstract: Oxidation of N‐Alkyl‐bis(difluorophosphorus(III))amides.
Authors: RIESEL L. , STURM D.
Published: May 2016

Oxidation of the title compounds (II) by N2O4 leads to the bis(difluorophosphoryl)amides (I).
ChemInform Abstract: Reactions of Silylated Cyclotetraphosphanes with Lithium Alkyls.
Authors: FRITZ G. , STOLL K.
Published: May 2016

Reaction of the cyclotetraphosphanes (I), (VII) or (IX) with lithium alkyls such as (II) or (V) in THF at ‐50 to ‐25 °C results in the formation of prim. and sec. n‐tetraphosphides, which are trapped by reaction with Me3SiCl (IIIa) or MeCl (IIIb) to give stable phosphane derivatives such as (IV), (VI), (VIII) or (X)‐(XII).
ChemInform Abstract: Asymmetric Reactions Catalyzed by Chiral Metal Complexes. Part 22. Preparation of New Chiral Pyrrolidinebisphosphines as Highly Effective Ligands for Catalytic Asymmetric Synthesis of R‐(‐)‐Pantolactone.
Authors: TAKAHASHI H. , HATTORI M. , CHIBA M. , MORIMOTO T. , ACHIWA K.
Published: May 2016

The 4‐hydroxypyrrolidine carboxylate (I) is converted to the optically active bisphosphines (IX) and (XI) as outlined in the reaction scheme.
ChemInform Abstract: 1‐R‐1,3λ3‐Azaphospholes.
Authors: MAERKL G. + , DORFMEISTER G.
Published: May 2016

The N‐substituted azaphosphole derivatives (III) and (VII) mentioned in the title are prepared by various methods: first, by oxygen phosphorus exchange of the oxazolium salts (I) with tris(trimethylsilyl)phosphine (II), second, by the cycloaddition reaction of the betaines (IV) and the phosphalkene (V), followed by CO2‐elimination or third, by reacting the salts (VIII) with (II).
ChemInform Abstract: Synthesis of Phosphoranates with White Phosphorus.
Authors: KABACHNIK M. I. , LOBANOV D. I. , MATROSOVA N. V. , PETROVSKII P. V.
Published: May 2016

The phosphoranes (III) and subsequently the phosphoranates (IV) are prepared from the substituted pyrocatechols (I), the corresponding o‐benzoquinones (II), and elementary white phosphorus by several variants.
ChemInform Abstract: The Reaction of Ethyldichlorophosphine with N,N‐Dibutyl‐2,3‐butanediimine.
Authors: KIBARDIN A. M. , MIKHAILOV YU. B. , GRYAZNOVA T. V. , PUDOVIK A. N.
Published: May 2016

The diimine (I) reacts with ethanephosphonous acid dichloride (II) to produce the phosphonium salt (III).
ChemInform Abstract: Synthesis of Ammonium 1,3,5,2‐Dioxaphosphaboratinanes.
Authors: ARBUZOV B. A , ERASTOV O. A. , NIKONOV G. N. , KARASIK A. A.
Published: May 2016

The title compounds (IV) may be obtained either from bis‐α‐hydroxyalkylphenylphosphines (I) and diphenylboronic acid isobutylester (II) in excess amine (III) or from diphenylphosphine (V) and the aldehydes (VI), the ester (II), and the amine (IIIa).
ChemInform Abstract: Unsaturated Silicon and Germanium Compounds. Part 14. Compounds of Silicon and Its Homologues. Part 66. Generation and Evidence of the Germaethene Me2Ge=C(SiMe3)2.
Authors: WIBERG N. , KIM C.‐K.
Published: May 2016

Bromination of the germaethane (Ia) gives the dibromide (Ib), which is converted to the bromogermyl compounds (Ic)‐(Ih).
ChemInform Abstract: Induced Redox Reactivity of Tetrathiovanadate(V): Synthesis of the Vanadium(IV) Dimer V2(μ‐S2)2(i‐Bu2NCS2)4 and Its Structural Relationship to the V/S Mineral Patronite.
Authors: HALBERT T. R. , HUTCHINGS L. L. , RHODES R. , STIEFEL E. I.
Published: May 2016

Treatment of a solution of tris‐(tricaprylmethylammonium)tetrathiovanadate, the metathesis product of (I), with solid tetraisobutylthiuram disulfide followed by silica gel chromatography affords the title compound (II).
ChemInform Abstract: Kinetics of Ligand Substitution and Oxidation Reactions of the (((Phosphonomethyl)imino)diacetato)aquooxovanadium(IV) Ion: Role of the Hydrogen Bond Between the Coordinated Water and the Phosphonate Arm.
Authors: WANG B. , SASAKI Y. , OKAZAKI K. , KANESATO K. , SAITO K.
Published: May 2016

The protonation constant for the phosphonate oxygen and the deprotonation constant for the coordinated water of the new complex (I) (prepared by reaction of dimeric acetylacetonatooxovanadium with (phosphonomethyl)iminodiacetic acid, yield given in g) are determined.
ChemInform Abstract: Formation of Zwitterionic Ligands, ROC‐(+PMe3)S‐ 2, by Nucleophilic Attack of PMe3 on Coordinated Xanthates. X‐Ray Structure of MoO(S2C(PMe3)O‐i‐Pr‐S,S′)(CS2CO‐i‐Pr‐S,S′,C).
Authors: CARMONA E. , GALINDO A. , GULTIERREZ‐PUEBLA E. , MONGE A. , PUERTA C.
Published: May 2016

The 1:2 molar reaction of the Mo and W complexes (I) with potassium xanthates leads to the new oxo complexes (II).
ChemInform Abstract: Complexes of Diphosphaferrocenes with Lewis Acids and Cu(I), Ag(I) Salts.
Authors: ROBERTS R. M. G. , SILVER J. , WELLS A. S.
Published: May 2016

Complexes of the diphosphaferrocenes (I)‐(IV) and of the phosphaferrocene (V) are prepared using the Lewis acids BF3·Et2O and AlCl3 or Cu(I) and Ag(I) salts.
ChemInform Abstract: Linear Oligophosphaalkanes. Part 15. Tetradentate Phosphanes in Tetrahedral and Octahedral Complexes: Zinc(II) and Iron(II) Complexes of the Linear Tetraphosphaalkanes Me2P‐(CH2)3‐PMe‐(CH2)n‐PMe‐(CH2)3‐PMe2 (n = 2, 3).
Authors: HIETKAMP S. , STELZER O.
Published: May 2016

The linear tetraphosphaalkanes (II), obtained by lithiation/methylation, react with FeCl2 to form the diamagnetic neutral Fe complexes (III).
ChemInform Abstract: Dinuclear Complexes of Transition Metals Containing Carbonate Ligands. Part 6. Synthesis, Characterization, and Thermodynamic Studies of Dinuclear Complexes of Cobalt(III) Containing Bridging Hydroxide and Carbonate in Acidic Aqueous Solution.
Authors: SADLER G. , DASGUPTA T. P.
Published: May 2016

A series of title complexes containing carbonate as bridging group is prepared.
ChemInform Abstract: Cobalt(II) Bis(1,4,7‐trithiacyclononane): A Low‐Spin Octahedral Complex.
Authors: WILSON G. S. , SWANSON D. D. , GLASS R. S.
Published: May 2016

Cobalt(II) forms a cationic 1:2 complex with 1,4,7‐trithiacyclononane with an unprecedentedly large overall formation constant.
ChemInform Abstract: Azide‐, Thiocyanate‐ or Cyanate‐Bridged Di‐ and Trinuclear Copper(II) Complexes with N,N,N′,N′‐Tetramethylethylenediamine, N,N‐Diethylethylenediamine, 2,2′‐Bipyridyl or 1,10‐Phenanthroline.
Authors: NAKAO Y. , NAKAMURA H. , MORI W. , SAKURAI T. , SUZUKI S. , NAKAHARA A.
Published: May 2016

The copper complexes (I)‐(VII) (no yields given) are synthesized by reaction of Cu(ClO4)·6 H2O or Cu(NO3)2·3 H2O with the nitrogen ligands and NaX (X: N3, CNS or CNO) in the corresponding molar ratios.