bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Photooxygenation of Benzene Derivatives by a Novel Derivative of the Heterocyclic N‐Oxide, Pyrimido(5,4‐g)pteridine 5‐Oxide, Involving a Single Electron Transfer Process.
Authors: SAKO M. , OHARA S. , SHIMADA K. , HIROTA K. , MAKI Y.
Published: May 2016

The photochemical oxygenation of benzene (I) and its derivatives (III) and (IX) by two N‐oxides is investigated.
ChemInform Abstract: A Simple Procedure for Selective Reduction of α,β‐Unsaturated Carbonyl Compounds Using Al‐NiCl2 System.
Authors: HAZARIKA M. J. , BARUA N. C.
Published: May 2016

With a tenfold excess of NiCl2·6H2O and aluminum powder in THF as the solvent, the olefinic double bond of α,β‐unsaturated aliphatic and cycloaliphatic carbonyl compounds is reduced selectively to give the corresponding saturated products, while an isolated double bond remains unaffected.
ChemInform Abstract: A Convenient, One‐Pot Azulene Synthesis from Cyclohepta(b)furan‐2‐ones and Vinyl Ether and Its Analogues. Part 2. Acetals as Reagent.
Authors: NOZOE T. , WAKABAYASHI H. , ISHIKAWA S. , WU C.‐P. , YANG P.‐W.
Published: May 2016

Reaction of the cyclohepta(b)furanones (I) with the acetals (II) in an aprotic solvent or neat leads to the formation of the azulenes (III).
ChemInform Abstract: Studies in the Cyclooctane Series. Part 9. Friedel‐Crafts Reaction of the Anhydride of 1‐Carboxycyclooctane‐1‐acetic Acid with Some Aromatic Substrates and Synthesis of 2,3‐Benzo‐Substituted Benzospiro(5,7)tridecanes.
Authors: GAUTAM R. K. , KANNAN S. , SAHARIA G. S. , TYAGI M. P.
Published: May 2016

Catalytic reduction of the keto acids (I) produces the 1‐phenethylcyclooctane‐1‐carboxylic acids (II) which are converted to the spiroketones (III) by cyclization with PPA.
ChemInform Abstract: Synthesis and Reactions of 7‐Chloro‐7‐cyano‐6b,7,8,8a‐tetrahydrocyclobut(a)acenaphthylene.
Authors: PLUMMER B. F. , SONGSTER M.
Published: May 2016

Irradiation of the acenapthylene (I) in the presence of the chloroacrylonitrile (II) produces an inseparable mixture of the (2 + 2)cycloadducts (III) and (IV).
ChemInform Abstract: Reactions of the Cluster Anion (HRu3(CO)11)‐ with Phosphoric and Arsenic Ligands. Synthesis and Molecular Structure of H2Ru3(CO)7(AsPh3)2(AsPh).
Authors: GREMAUD G. , JUNGBLUTH H. , STOECKLI‐EVANS H. , SUESS‐FINK G. +
Published: May 2016

With a view to using the cluster anion (I) as hydroformylation catalyst, the effect of ligand variations is examined.
ChemInform Abstract: Structural Changes Accompanying Oxidative Additions of Tetrachloro‐1,2‐benzoquinone to Phosphine‐Bridged Binuclear and Trinuclear Rhodium Complexes.
Authors: BALCH A. L. , CATALANO V. J. , OLMSTEAD M. M.
Published: May 2016

Addition of tetrachloro‐1,2‐benzoquinone (II) to the bi‐ and trinuclear Rh complexes (I) and (IV) results in conversion of terminal CO ligands to bridging ones and the formation of new Rh‐Rh bonds to give the adducts (III) and (V).
ChemInform Abstract: Synthetic and Structural Studies of Sapphyrin, a 22π Electron Pentapyrrolic “Expanded Porphyrin”.
Authors: SESSLER J. L. , CYR M. J. , LYNCH V. , MCGHEE E. , IBERS J. A.
Published: May 2016

Sapphyrin acts as an efficient sensitizer for the in vitro photoeradication of both herpes simplex virus and HIV‐1. The sapphyrin derivative (IIIa) shows the typical spectroscopic features of decaalkyl sapphyrins.
ChemInform Abstract: An Improved Synthesis and NMR Spectra of Benzylated Glycals.
Authors: CHMIELEWSKI M. , FOKT I. , GRODNER J. , GRYNKIEWICZ G. , SZEJA W.
Published: May 2016

Treatment of the acetylated glycal (I) with NaOH and benzyl bromide (II) under phase‐transfer conditions gives the corresponding benzylated derivative (III).
ChemInform Abstract: Synthesis of an Aminoisoxazolidine‐Substituted Quinolone Acid.
Authors: KIM K. S.
Published: May 2016

(R)‐Cycloserine (I) is converted into the protected aminoisoxazolidine (VIII) which reacts with the trifluorooxoquinolinecarboxylic acid (XI), prepared from pentafluorobenzyl alcohol (IX), to produce a mixture of the isoxazolidinyl derivative (XII) and the amine (XIII).
ChemInform Abstract: Characterization of Silica‐Supported Ru‐Ag and Ru‐Au Bimetallic Catalysts by Hydrogen Chemisorption and NMR of Adsorbed Hydrogen.
Authors: WU X. , GERSTEIN B. C. , KING T. S.
Published: May 2016

Both the techniques used to study Ru‐Ag and Ru‐Au SiO2‐supported catalysts yield nearly the same capacity for H2 chemisorption on both series of bimetallic catalysts.
ChemInform Abstract: Electroceramics from Source Materials via Molecular Intermediates: BaTiO3 from TiO2 via (Ti(catecholate)3)2‐.
Authors: DAVIES J. A. , DUTREMEZ S.
Published: May 2016

High‐purity barium titanate powders for electroceramic applications are prepared from anatase or rutile by the aqueous depolymerization/complexation pathway outlined in the scheme.
ChemInform Abstract: Beckmann Rearrangements in the Bicyclo(2.2.1)heptan‐2‐one Series.
Authors: HUNT P. A. , MOODY C. J.
Published: May 2016

The previously described rearrangement of the oxime (I) to form high yields of the lactam (II) could not be detected.
ChemInform Abstract: S‐Alkyl Esters of 2‐Oxo‐ and 2‐Hydroxy Acids of the Aliphatic Series.
Authors: KASHINSKII V. N.
Published: May 2016

The subject of this publication is the investigation of the reaction between thiooxalates and alkylmagnesium halides.
ChemInform Abstract: Reaction of 5,5‐Dimethoxytetrachlorocyclopentadiene with Tertiary Alkylate Anions.
Authors: TOLSTIKOV G. A. , ISMAILOV S. A. , VEL'DER YA. L. , MIFTAKHOV M. S.
Published: May 2016

The reaction specified in the title affords the ketone (III) via nucleophilic addition/elimination at C(2) of the starting compound (I) along with the alkenes (IV) and (V).
ChemInform Abstract: Sulfur‐Containing Derivatives of 5‐Hydroxybenzofuran and Their Biological Activity.
Authors: ZOTOVA S. A. , SHVEDOV V. I. , PRYANISHNIKOVA N. T. , DEMINA L. M.
Published: May 2016

A total of 31 substituted 2‐thiomethylbenzofurans such as (III), (V), (VIII), (IX), (XII), or (XIV) are prepared by common methods.
ChemInform Abstract: Some Reactions of N‐Ethylisatin with Methyl Ketones.
Authors: METWALLY S. A. M. , YOUNES M. I. , ABBAS H. H.
Published: May 2016

In the presence of NEt3, N‐ethylisatin (I) adds to the methyl ketones (II) to afford the products (III) some conversions of which are investigated.
ChemInform Abstract: Derivatives of Anthra(1,9‐c,d)dithiole‐6,10‐dione (Oxadithiapentalenanthrone).
Authors: GORELIK M. V. , SHTEIMAN V. YA. , TRDATYAN V. A. , TAFEENKO V. A. , MIKHAILOVA T. A.
Published: May 2016

The title compound (IV) is the first representative of the novel heterocyclic system specified in the title.
ChemInform Abstract: Interaction of 3,5‐Dimethyl‐4‐nitro‐1‐phenylpyrazole with Aromatic Aldehydes Under Phase‐Transfer Conditions.
Authors: REDDY CH. V. N. , RAO C. J. , RAJANARENDAR E. , MURTHY A. K.
Published: May 2016

Under conditions A) the title reaction between (II) and aromatic aldehydes does not afford the expected products (I) but the propanes (III) (14 examples).
ChemInform Abstract: A Facile Synthesis of Methyl 2‐Substituted‐4‐benzoxazolecarboxylates.
Authors: GOLDSTEIN S. W. , DAMBEK P. J.
Published: May 2016

The 5‐unsubstituted benzoxazoles (III) and (V) contain the 4‐carboxybenzoxazole ring system present in a number of natural polycyclic antibiotics.
ChemInform Abstract: Cycloaromatization of α‐Oxoketene Dithioacetals with Lithioacetonitrile and Lithiopropionitrile: A Facile Route to Substituted and Anellated Pyridines.
Authors: GUPTA A. K. , ILA H. , JUNJAPPA H.
Published: May 2016

The addition of lithioacetonitrile (III) to the title dithioacetals, e.g. (I), followed by Ritter‐type ring closure involving intramolecular 1,3‐S‐Me shift leads to pyridine derivatives of type (II).
ChemInform Abstract: Kinetic Study on the Anellation of Heterocycles. Part 2. Pyrido(2,3‐b)pyrazine and Pyrido(3,4‐b)pyrazine Derivatives Synthesized by the Hinsberg Reaction.
Authors: ABASOLO M. I. , BIANCHI D. , ATLASOVICH F. , GAOZZA C. , FERNANDEZ B. M.
Published: May 2016

Regioselective title reaction of (I) with (II) or pyruvic acid leads to (III) and in CHCl3 to the isomer (IV).
ChemInform Abstract: Chemistry of Heterocyclic Compounds Series. Part 141. Synthesis and Characterization of Novel Palladium(II) Cyclometalated Complexes of 2‐Vinylpyridine Derivatives.
Authors: NEWKOME G. R. , THERIOT K. J. , CHESKIN B. K. , EVANS D. W. , BAKER G. R.
Published: May 2016

In contrast to 2‐vinylpyridine which does not undergo cyclometalation, the α‐substituted derivatives (III) and (IV) give the novel dimeric cyclometalated complexes (VI) and (X).
ChemInform Abstract: A Novel Ring System Arising from Intramolecular Oxidative Cyclization of 8‐(4‐Pentenyl)dihydroberberine.
Authors: CUSHMAN M. , PATRICK D. A. , TOMA P. H. , BYRN S. R.
Published: May 2016

Berberine chloride (I) is alkenylated with the Grignard compound (II) to form the derivative (III) which undergoes oxidation and intramolecular cycloaddition reaction upon recrystallization, yielding the polycyclic derivative (IV).
ChemInform Abstract: A Transmission Electron Microscopy Study on the Annealing of YBa2Cu3O7‐δ
Authors: MONTEIRO O. R. , JOHNSON S. M.
Published: May 2016

is performed, because the final annealing of the superconductor in an oxygen‐rich atmosphere at temp. between 400 and 600 °C is one of the most critical steps in the preparation of materials with the desired oxygen stoichiometry (δ → 0).
ChemInform Abstract: Thermal Dehydration of Mn0.5Mg0.5(H2PO4)2·4 H2O.
Authors: TROJAN M. , BRANDOVA D.
Published: May 2016

The course of calcination of the title dihydrogenphosphate under water vapor pressures approaching 100 kPa, as followed by means of thermal analyses under non‐isothermal and quasi‐isothermal‐isobaric conditions, must be described as outlined in the scheme.
ChemInform Abstract: Reactions of a Sulfido‐Bridged Dinuclear Molybdenum Complex with Nitriles and Isonitriles Under Hydrogen: Facile CN Bond Cleavage.
Authors: BERNATIS P. , LAURIE J. C. V. , RAKOWSKI DUBOIS M.
Published: May 2016

The dinuclear complex (I) and its BF4‐ salt react with alkyl‐ and aryl‐substituted nitriles as well as HCN e.g. (II) under H2 to form new cationic complexes of the type (III) and NH3.
ChemInform Abstract: N,N‐Dimethoxyamine. A New Methylating, Aminating, and Epiminating Reagent.
Authors: RUDCHENKO V. F. , IGNATOV S. M. , KOSTYANOVSKY R. G.
Published: May 2016

When the acid (I), pyridinium perchlorate (IV), or diethyl ether (VI) are treated with N,N‐dimethoxyamine (II), methylation takes place to produce the ester (III), N‐methylpyridinium perchlorate (V), and the oxonium salt (VII) respectively.
ChemInform Abstract: Substituent Effects in the Bis(benzotriazolylmethylation) of Aromatic Amines.
Authors: KATRITZKY A. R. , RACHWAL S. , WU J.
Published: May 2016

1‐(Hydroxymethyl)benzotriazole (I) reacts with aromatic amines such as (II) to give equilibrium mixtures of the N‐mono‐ and N,N‐bis(benzotriazolylmethyl)arylamines (III)‐(VI).
ChemInform Abstract: Reaction of Nitriles Under Acidic Conditions. Part 4. Synthesis of Condensed 4‐Chloro‐ and 4‐Aminopyrimidines from ortho‐Aminonitriles.
Authors: SHISHOO C. J. , DEVANI M. B. , BHADTI V. S. , JAIN K. S. , ANANTHAN S.
Published: May 2016

Condensation of respective nitriles (IV) with o‐aminonitriles such as (I)‐(III) in the presence of dry HCl yields 4‐amino‐pyrimidines such as (V), whereas 4‐chloropyrimidines such as (VII) are obtained from chloro and dichloroacetonitriles (VI).
ChemInform Abstract: Access to the Dipyrimido(3,4‐b:3′,4′‐e)‐1,2,4,5‐tetrazine System.
Authors: SCHROTH W. , SPITZNER R. , CHUONG B. , LEHMANN T.
Published: May 2016

Treatment of the perchlorate (IVa) with aqueous base, followed by glacial acetic acid, affords the title system (V) as an olive‐green solid.
ChemInform Abstract: Synthesis and Properties of 3‐Substituted 8H‐3‐Azaheptalen‐8‐ones.
Authors: NAKAZAWA T. , ISHIHARA M. , YAMAGUCHI M. , SUGIHARA Y. , MURATA I.
Published: May 2016

4,5‐Dehydrotropone (I) reacts with the pyrroles (II) to form the 7‐substituted 7‐azanorbornadienes (III) which are photochemically rearranged to give the azaheptalenones (IV).
ChemInform Abstract: Synthesis and Properties of Some Novel Bis(cyclopentadienyl)silyltitanium(III) Complexes.
Authors: SAMUEL E. , MU Y. , HARROD J. F. , DROMZEE Y. , JEANNIN Y.
Published: May 2016

The silyl‐Ti(III) complexes (IV) are synthesized as shown for the examples (IVa) and (IVb) (yields of (IVc) and (IVd) 93/88%).
ChemInform Abstract: New Copper Chemistry. Part 17. “Higher‐Order” Cyanocuprates: Are They Real?
Authors: BERTZ S. H.
Published: May 2016

By means of comparing 13C NMR chemical shifts for R in (I) and (II) the possible existence of "higher order" cyanocuprates containing an additional (originally negatively charged) ligand is discussed.
ChemInform Abstract: Reactivity of (Pt(CH2X)2(Ph2PCH2PPh2‐PP′)) (X: Cl, Br, or I): Four‐ to Five‐Membered Ring Expansions. Crystal Structure of (Bis(diphenylphosphino)methane‐PP′)bis(chloromethyl)platinum(II).
Authors: ALCOCK N. W. , PRINGLE P. G. , BERGAMINI P. , SOSTERO S. , TRAVERSO O.
Published: May 2016

Addition of diazomethane (II) to the chelates (I) gives the complexes (III).
ChemInform Abstract: Iodonium Ion Generated in situ from N‐Iodosuccinimide and Trifluoromethanesulfonic Acid Promotes Direct Linkage of ′Disarmed′ Pent‐4‐enyl Glycosides.
Authors: KONRADSSON P. , MOOTOO D. R. , MCDEVITT R. E. , FRASER‐REID B.
Published: May 2016

The mannoside (I) reacts with the primary alcohol of the glucoside (II) in the presence of iodonium ions, generated in situ from N‐iodosuccinimide and trifluoromethanesulfonic acid, to give the disaccharide (III).
ChemInform Abstract: Structure of Trisodium Monothioarsenate Dodecahydrate.
Authors: KEMPA P. B. , WIEBCKE M. , FELSCHE J.
Published: May 2016

Na3AsO3S·12 H2O crystallizes in the orthorhombic space group P212121 with Z=4.
ChemInform Abstract: Micromorphology and Magnetic Studies of Electroless Cobalt/Phosphorus Thin Films
Authors: SCHLESINGER M. , MENG X. , EVANS W. T. , SAUNDERS D. A. , KAMPERT W. P.
Published: May 2016

are performed as a function of various film deposition parameters in order to investigate the relations between morphology and magnetic properties and the possibility to produce electroless films with increased coercivity.
ChemInform Abstract: Study of the Kinetics of Hydrogen Evolution Reaction on Raney Nickel Composite‐Coated Electrode by AC Impedance Technique
Authors: CHOQUETTE Y. , BROSSARD L. , LASIA A. , MENARD H.
Published: May 2016

is carried out in 1.04 M NaOH at 70 °C. In the case of chemically activated electrodes, the easiest pathway for the hydrogen evolution reaction (HER) is the Volmer‐Tafel mechanism, the Volmer reaction (H2O + M + e‐ → MH + OH‐) being the rate controlling step.
ChemInform Abstract: Photoelectrodeposition of Nobel Metal Islands onto p‐InSe. Characterization and SEXAFS Study.
Authors: SEDARIES D. , LEVY‐CLEMENT C. , GODART C.
Published: May 2016

It is found that noble metal islands (Pt,Rh) photoelectrodeposited on p‐InSe catalyze the photoevolution of hydrogen.
ChemInform Abstract: Electroless Ni‐Zn‐P Films.
Authors: SCHLESINGER M. , MENG X. , SNYDER D. D.
Published: May 2016

It is demonstrated that ternary Ni‐Zn‐P alloy films can be successfully grown by electroless deposition using a bath containing NiCl2, NaH2PO2, ZnCl2, NH4Cl, and citric acid.
ChemInform Abstract: Ag5Pb2O6, a Subvalent Oxide,
Authors: JANSEN M. , BORTZ M. , HEIDEBRECHT K.
Published: May 2016

is prepared for the first time as pure compound.
ChemInform Abstract: Pyridinium N‐Phenoxide Betaines and Their Application for the Characterization of Solvent Polarities. Part 15. Are Solvatochromic Vinylogous γ‐Pyridone Betaine Dyes Better Empirical Indicators of the Solvent Polarity?
Authors: REICHARDT C. , MILART P. , SCHAEFER G. +
Published: May 2016

Starting from 4‐acetoxybenzaldehyde, the new betaine dyes (I) and (II) are prepared by conventional methods.
ChemInform Abstract: Methyl Transfers. Part 14. Nucleophilic Catalysis of Nucleophilic Substitution.
Authors: MCCORTNEY B. A. , JACOBSON B. M. , VREEKE M. , LEWIS E. S.
Published: May 2016

The normal SN2 substitution process of type Nu‐ + R‐Y → Nu‐R + Y‐ can be catalyzed by another nucleophile X‐ by adding the faster pathway X‐ + R‐Y → X‐R + Y‐ followed by Nu‐ + X‐R → R‐Nu + X‐.
ChemInform Abstract: Synthesis of Asymmetrically Deuterated Glycerol and Dibenzylglyceraldehyde via Boronic Esters.
Authors: MATTESON D. S. , KANDIL A. A. , SOUNDARARAJAN R.
Published: May 2016

The compound (IV), which is obtained from the boronate (I) in an improved manner, can be efficiently converted to (1S,2S)‐glycerol‐1‐D (VIII) as shown in the scheme.
ChemInform Abstract: The Vinylogous Anomeric Effect in 3‐Alkyl‐2‐chlorocyclohexanone Oximes and Oxime Ethers.
Authors: DENMARK S. E. , DAPPEN M. S. , SEAR N. L. , JACOBS R. T.
Published: May 2016

A series of trans‐3‐alkyl‐2‐chlorocyclohexanones such as (I) is prepared and shown to exist predominantly in the diequatorial chair conformation except the tert.‐butyl derivative (Id) which prefers a twist‐boat.
ChemInform Abstract: Alkylaminomethylation of Organo Magnesium Compounds.
Authors: YANKEP E. , KAPNANG H. , CHARLES G.
Published: May 2016

The butyloxymethylamines (I), prepared from the corresponding amines, formaldehyde, and butanol, react with the Grignard agents (II) to give the tertiary amines (III).
ChemInform Abstract: The Sugiyama Diiodination of Lipophilic α,ω‐Bis(para‐anisyl)alkanes.
Authors: CATLIN K. K. , HELDRICH F. J.
Published: May 2016

The α,ω‐bis(4‐methoxyphenyl)alkanes (I), prepared by a known arylation procedure, are treated with a mixture of tetrabutylammonium iodide and ceric ammonium nitrate to form the symmetrically bisiodinated derivatives (II).
ChemInform Abstract: syn‐(2.2)Metacyclophane: Isolation, NMR Properties, and Facile Isomerization to anti‐(2.2)Metacyclophane. A Synthesis Involving Bridge Reactions of Chromium Tricarbonyl Complexed Dithiametacyclophanes.
Authors: MITCHELL R. H. , VINOD T. K. , BUSHNELL G. W.
Published: May 2016

Ring contraction of the monochromium complex (I) using a Stevens rearrangement leads to the complexed syn‐ and anti‐(2.2)metacyclophanes (III) and (IV); the observed syn:anti ratio of 8:1 is a remarkable improvement over the uncomplexed case which yields no syn at all.
ChemInform Abstract: Synthesis of 2‐Alkyl‐3‐vinyloxaziridines as Potential Antitumor Agents.
Authors: SAID S. B. , MLOCHOWSKI J. , SKARZEWSKI J.
Published: May 2016

New title compounds such as (III) and (V) (11 examples) are synthesized in order to test their biological activity.
ChemInform Abstract: Formation of 2,3‐Disubstituted Benzofurans by Reaction of Dichlorocarbene with 2‐Alkylthiomethylbenzofuran.
Authors: ANISIMOV A. V. , AL'‐SHURA A. M. , TARAKANOVA A. V. , VIKTOROVA E. A.
Published: May 2016

2‐Ethylthiomethylbenzofuran (I) reacts with dichlorocarbene, generated in situ from chloroform (III) under phase‐transfer conditions, to give the 3‐benzofurancarboxylates (IV) and (V) and the vinyl compound (VI).
ChemInform Abstract: A Convenient Synthesis of Substituted Heteroaromatic Compounds via the Palladium‐Catalyzed Cross‐Coupling Reaction of Organosilicon Compounds.
Authors: HATANAKA Y. , FUKUSHIMA S. , HIYAMA T.
Published: May 2016

The (het)aromatic silyl fluorides (I) react with the (het)aromatic iodides (II) in the presence of potassium fluoride and a Pd(II)‐catalyst to produce the bi(het)aryls (III).
ChemInform Abstract: Isolation of Dihydroxypyrazolidine and 5‐Hydroxy‐2‐pyrazoline Intermediates in the Synthesis of Pyrazoles from β‐Diketones and Hydrazine.
Authors: ELGUERO J. , YRANZO G. I.
Published: May 2016

The mechanism of formation of pyrazoles from β‐diketones and hydrazine is known to proceed through 3,5‐dihydroxypyrazolidine and 5‐hydroxy‐2‐pyrazoline intermediates, which are unstable and cannot be isolated.
ChemInform Abstract: Synthesis and Coordinating Properties of Ligands Designed for Modeling of the Active Site Zinc of Liver Alcohol Dehydrogenase.
Authors: KAPTEIN B. , BARF G. , KELLOGG R. M. , VAN BOLHUIS F.
Published: May 2016

The dihydroxybenzoate (I) is coupled with 1,3‐dibromopropane (II) to produce the bis(bromopropyl ether) (III) which reacts with thiourea (IV), forming the bisthiol (V).
ChemInform Abstract: Synthesis and Spectra of 12‐(o‐ and p‐R‐phenyl)‐9,9‐dimethyl‐7,8,9,10,11,12‐hexahydro and ‐8,9,10,11‐tetrahydrobenz(a)acridin‐11‐ones. Structure Correction of 1,2,3,4,5,6‐Hexahydro‐ and 1,2,3,4‐Tetrahydro‐2,2‐dimethyl‐5‐aryl‐6‐aza‐9,10‐benzophenanthren‐4‐ones.
Authors: MARTINEZ R. , CORTES E. , TOSCANO R. A. , LINZAGA I.
Published: May 2016

The reaction of the compounds (I), (II) and (III) does not yield the title azabenzophenanthrenones.
ChemInform Abstract: Reactions of Ethyl Monohaloacetate and Hydrazine Hydrate with 4‐Cyano and 4‐Carbethoxypyridazin‐3(2H)‐ones and Their 3‐Mercapto Derivatives. Syntheses of Furo‐, Thieno‐ and Pyrazolopyridazines.
Authors: SHALABY A. A.
Published: May 2016

To complete the study of pyridazinones, compounds (III) and (VII) are treated with haloacetate to yield (I) or (VI), unexpectedly.
ChemInform Abstract: Hydrolytic Conversion of 2,4‐Diazido‐6‐alkoxy‐Substituted s‐Triazines.
Authors: AZEV YU. A. , LOGINOVA I. P. , GOLOMOLZIN B. V. , MUDRETSOVA I. I. , RUSINOV V. L.
Published: May 2016

Heating of the diazidoalkoxytriazines (I) with aqueous acids gives the triazinetrione (II), whereas in the absence of an acid the bistetrazolylamine (III) is formed.
ChemInform Abstract: Synthetic Reactions and Structural Studies of Heterocycles Containing Nitrogen. Part 4. A Novel Synthesis of the 2,1,4‐Benzoxathiazine 1,1‐Dioxide Ring System.
Authors: AMER A. , HARRISON J. , MERIJANIAN A. , PITTMAN C. U. JUN.
Published: May 2016

As part of studies on the chemistry of ortho‐aminobenzenesulfonic acids, the reaction of the acetamidobenzenesulfonic acid pyridinium salts (I) with PCl5 is described.
ChemInform Abstract: A New Mode of Formation of a Phosphorus‐Phosphorus Bond. X‐Ray Crystal Structure of Tetramethyldiphosphane Monosulfide.
Authors: GRUBER M. , JONES P. G. , SCHMUTZLER R.
Published: May 2016

Tetraphenyldiphosphane monosulfide (III) is formed on the attempt to synthesize corresponding diphenylphosphido‐substituted thioureas by the reaction shown.
ChemInform Abstract: 5‐Methyl‐1,1,3,3‐tetraphenyl‐1λ5,3λ5‐diphosphabenzene.
Authors: SCHMIDBAUR H. , PASCHALIDIS C. , STEIGELMANN O. , MUELLER G. +
Published: May 2016

Treating the dication (I) with a base leads via the quaternary semiylide salt (II) unexpectedly to the title compound (III) (space group P1, Z=2).
ChemInform Abstract: Preparation of Optically Active 1,3,2‐Oxathiaphosphorinanes Using (‐)‐10‐Mercaptoisoborneol as a Chiral Source.
Authors: TAKAHASHI T. , MATSUI M. , MAENO N. , KOIZUMI T. , SHIRO M.
Published: May 2016

Reaction of (‐)‐10‐mercaptoisoborneol (I) with the phosphorus acid dichlorides (II) results in cyclization to produce the diastereomeric 1,3,2‐oxathiaphosphorinanes (III) and (IV).
ChemInform Abstract: Tertiary Phosphine Complexes of Chromium(III): Syntheses, Magnetic Properties, and Single‐Crystal Structure Studies on Cr2Cl6(PMe3)4, Cr2Cl6(PEt3)4, and Cr2Cl6(dmpm)2.
Authors: COTTON F. A. , EGLIN J. L. , LUCK R. L. , SON K.
Published: May 2016

Complex (IIIa) (space group Pmcn, Z=4) is also obtained from the reaction of tetraacetatodichromium with Me3SiCl and PMe3.
ChemInform Abstract: Chromyl Complexes with Aryloxy and Siloxy Ligands.
Authors: STAVROPOULOS P. , BRYSON N. , YOUINOU M.‐T. , OSBORN J. A.
Published: May 2016

Chromium trioxide (I) reacts with (II) to yield a mixture of the chromyl derivatives (III), (IV) and (V).
ChemInform Abstract: Photoreaction of (MoH4(Ph2PCH2CH2PPh2)2) with Allyl Carbonates to Give Hydridocarbonatomolybdenum(II) Complexes; X‐Ray Crystal Structure of a Seven‐Coordinate Molybdenum(II) Complex (MoH(O2COEt)(Ph2PCH2CH2PPh2)2).
Authors: ITO T. , HAMAMOTO K. , KURISHIMA S. , OSAKADA K.
Published: May 2016

The title reaction affords the complexes (III) together with propene and H2.
ChemInform Abstract: Multiple Bonds Between Main Group Elements and Transition Metals. Part 83. Trioxo(pyrazolyl)rhenium(VII) and (Hydridotris(1‐pyrazolyl)borato‐N,N′,N′′)trioxorhenium(VII).
Authors: DEGNAN I. A. , HERRMANN W. A. , HERDTWECK E.
Published: May 2016

Treating Re2O7 (I) with sodium tris(pyrazolyl)borate (II) leads to the title compound (III) (space group P21/n, Z=4) whose structure is confirmed by X‐ray analysis.
ChemInform Abstract: Heterocycles as Coordinating Ligands. Part 7. New Pyrrolyl Iron Complexes.
Authors: KUHN N. , HORN E.‐M.
Published: May 2016

Starting with the pyrroles (I) the diazaferrocene compounds (III) are obtained as their pyrrole diadducts by hydrolysis of the precursors.
ChemInform Abstract: Behavior of (Ru2(CO)4(μ‐MeCO2‐O,O′)2(PBu3)2) in the Presence of Hydrogen: Synthesis and X‐Ray Structure of Polynuclear Ruthenium Carbonyl Hydrides Containing an Encapsulated Phosphide Ligand.
Authors: FREDIANI P. , BIANCHI M. , SALVINI A. , PIACENTI F. , IANELLI S. , NARDELLI M.
Published: May 2016

The title compound under hydrogen (170 atm), between 140 and 200 °C, undergoes rearrangements.
ChemInform Abstract: Synthesis and 2D(1H, 103Rh) NMR Studies of the First “Non‐Classical” Nitrogen‐Donor Ligand‐Stabilized Polyhydrido Complex.
Authors: BUCHER U. E. , LENGWEILER T. , NANZ D. , VON PHILIPSBORN W. , VENANZI L. M.
Published: May 2016

The Rh hydride complex (V) is synthesized as shown and characterized by NMR spectroscopy.
ChemInform Abstract: Synthetic Studies of Indoles and Related Compounds. Part 22. The Vilsmeier‐Haack Reaction of N‐Benzyl‐1,2,3,4‐tetrahydrocarbazoles and Its Synthetic Application to Olivacine and Ellipticine.
Authors: YOKOYAMA Y. , OKUYAMA N. , IWADATE S. , MOMOI T. , MURAKAMI Y.
Published: May 2016

The key intermediates (III) for the total synthesis of the two antitumour alkaloids ellipticine (IX) and olivacine (XII) are produced by Vilsmeier‐Haack reaction.
ChemInform Abstract: Synthesis of 5‐Aryluridines and 5‐Aryl‐2′‐deoxyuridines.
Authors: CRISP G. T. , MACOLINO V.
Published: May 2016

The O‐protected 5‐iodo(deoxy)uridines (I) and (VI) are arylated with the boronic acids (II) in the presence of tetrakis(triphenylphosphine)palladium and potassium carbonate to produce the 5‐aryl derivatives (III) or (VII).
ChemInform Abstract: Fatty Acids and Glycerides
Authors: JIE M. S. F. L. K.
Published: May 2016

Review: (730 refs.
ChemInform Abstract: Clays in Organic Chemistry
Authors: LASZLO P.
Published: May 2016

Review: (e.g.
ChemInform Abstract: Structure of a Pentacyclic Cage Enone.
Authors: WATSON W. H. , KASHYAP R. P. , MARCHAND A. P. , VIDYASAGAR V.
Published: May 2016

Wittig reaction of (I) with (II) afforded exclusively the enone (III).
ChemInform Abstract: Automerization of Homocubylidene: Proof of a Reversible Olefin/Carbene Rearrangement.
Authors: EATON P. E. , APPELL R. B.
Published: May 2016

Using the 13CH=N labeled isotopomer of (I) it is unambiguously demonstrated that the decomposition of (I) to give the final spiro product (V) proceeds via a homocubene (II)‐to‐homocubylidene (III) rearrangement which is indeed reversible, for no 13C label is found at the spiro carbon.
ChemInform Abstract: Convenient Synthesis of Various Terheterocyclic Compounds by Pd(0)‐Catalyzed Coupling Reactions.
Authors: GRONOWITZ S. , PETERS D.
Published: May 2016

Pd(0)‐catalyzed reaction of 2,5‐dibromopyridine (I) with 3‐thiophene(IIa) and 3‐furanboronic acid (IIb) yields the 2,6‐dihetarylpyridines (III).
ChemInform Abstract: Sulfamination of 3,7‐Dimethylenebicyclo(3.3.1)nonane.
Authors: SOKOLENKO V. A. , GUBERNATOROV V. K.
Published: May 2016

Reaction of the title compound (I) with the pyridine‐sulfur trioxide complex (II) forms the stable betaine (III).
ChemInform Abstract: Synthetic Investigation on Isothiazolo‐(5,4‐b)‐ and ‐(4,5‐c)‐pyridines.
Authors: CHIMICHI S. , NESI R. , PONTICELLI F. , TEDESCHI P.
Published: May 2016

The hydroxy isothiazolopyridines (II) and (VI) are synthesized by cleavage of the N‐O bond of the corresponding isoxazolopyridines.
ChemInform Abstract: Furopyridines. Part 10. Synthesis of Tricyclic Heterocycles, Furo(2,3‐b:4,5‐c′)‐, Furo(3,2‐b:4,5‐c′)‐, Furo(2,3‐c:4,5‐c′)‐ and Furo(3,2‐c:4,5‐c′)dipyridine.
Authors: SHIOTANI S. , MORITA H.
Published: May 2016

Furo(2,3‐b:4,5‐c')dipyridine (VI) is prepared starting from the aldehyde (I) as shown in the scheme.
ChemInform Abstract: Reaction of Benzimidazole‐2‐thione with 1,2‐Dibromoethane: Synthesis of Coronands.
Authors: POPOV I. I.
Published: May 2016

Benzimidazole‐2‐thione (I) is coupled with 1,2‐dibromoethane (II) in the presence of alkali to give predominantly the bis(thiazolylthio)ethane (III) together with the 20‐membered macrocycle (IV) and the thiazolobenzimidazole (V).
ChemInform Abstract: Reactions of a “C4” Hydrocarbon Cut Containing a Mixture of Alkynes and Olefins Toward (N,N‐Diethyldithiocarbamato)tungsten(II) and ‐molybdenum(IV) Complexes. Crystal Structure of (W(S2CN(C2H5)2)2(CO)(η2‐CHC‐CH=CH2)).
Authors: LE BERRE N. , KERGOAT R. , KUBICKI M. M. , GUERCHAIS J. E. , L'HARIDON P.
Published: May 2016

An industrial mixture of the hydrocarbons (I)‐(IV) reacts with the W(II)‐ and Mo(IV)‐compounds (V) and (VIII) to give the complexes (VI)/(VII) and (IX)/(X), respectively.
ChemInform Abstract: Synthesis and Structural Studies of Tripodal and Planar (N‐C‐N)‐ Intramolecular Coordination Systems Involving Pyrazole Donor Groups, Including Oxidative Addition of an Aryl‐Bromine Bond to Platinum(II). Crystal Structures of (PtClMe2((pz)2CR(CH2)‐N,N′,C′′)) with R: Me or CH2Cl.
Authors: CANTY A. J. , HONEYMAN R. T. , SKELTON B. W. , WHITE A. H.
Published: May 2016

The binuclear Pt(II) complex (I) undergoes oxidative addition reactions with the 2,2‐bis(pyrazolyl)propanes (II) and the 2,6‐bis(pyrazolylmethyl)bromobenzene (IV) to give the octahedral Pt(IV) complexes (IIIa) (space group P212121, Z=4), (IIIb) (P21/c, Z=4), and (V), resp., with the ligands present as tripodal (NCN)‐ systems.
ChemInform Abstract: Microbial Transformation of an ent‐13‐epi‐Manoyl Oxide by Curvularia lunata: Possible Route to the Synthesis of ent‐Forskolin Analogues.
Authors: GARCIA‐GRANADOS A. , MARTINEZ A. , JIMENEZ M. B. , ONORATO M. E. , RIVAS F. , ARIAS J. M.
Published: May 2016

The biotransformation of ent‐3β‐hydroxy‐13‐epi‐manoyl oxide (ribenol) (II), related to forskolin (I), gives the monohydroxy‐ (IIIa) and dihydroxy‐ (IIIb) derivatives.
ChemInform Abstract: Synthesis and Properties of a Plasmalogen Quinone.
Authors: LEIDNER C. R. , SIMPSON H. O'N. , LIU M. D. , HORVATH K. M. , HOWELL B. , DOLINA S. J.
Published: May 2016

Allyl alcohol (I) is etherified with dihydropyran (II) and then dihydroxylated with potassium permanganate to form the triol monoether (III).
ChemInform Abstract: Marine Bacteria. Part 2. Synthesis of Cyclic and Steric Hindered Pseudilines.
Authors: PUDLEINER H. , LAATSCH H.
Published: May 2016

Derivatives of the marine bacterium pentabromopseudiline (VIII) are synthesized with distorted (cf.
ChemInform Abstract: Carbaboranes, Including Their Metal Complexes
Authors: HOUSECROFT C. E.
Published: May 2016

Review: (68 refs.
ChemInform Abstract: Crystal Structure of K3TiF3(O2)2.
Authors: GERASIMENKO A. V. , BUKVETSKII B. V. , CHERNYSHOV B. N. , DIDENKO N. A.
Published: May 2016

The crystal structure of the title compound is reinvestigated.
ChemInform Abstract: Substrate Interaction Effects on the Structure of Chromium Electrodeposits.
Authors: SHEU C. , WEIL R.
Published: May 2016

The electrodeposition of chromium on Cu, Ni, and low‐carbon steel substrates is studied using three different plating solutions containing CrO3, H2SO4, and 0, 40 ml/l, and 30 ml/l formic acid, respectively.
ChemInform Abstract: Metal‐Alkyl and Metal‐Aryl Compounds. Part 43. Structure Determination of NaCD3 Powders at 1.5 and 300 K by Neutron and Synchroton‐Radiation Diffraction.
Authors: WEISS E. , CORBELIN S. , COCKCROFT J. K. , FITCH A. N.
Published: May 2016

Both tetramers as well as isolable ions are present in the structure of methylsodium.
ChemInform Abstract: Heterocyclization of 2,4‐Disubstituted Thiosemicarbazides with Haloketones.
Authors: TOMITA Y. , KABASHIMA S. , OKAWARA T. , YAMASAKI T. , FURUKAWA M.
Published: May 2016

The thiosemicarbazides (I) react with the bromoacetophenone (II) to give the anticipated dihydrothiazines (IV).
ChemInform Abstract: Intramolecular Insertion of Arylcarbenes into C‐Si Bonds.
Authors: KIRMSE W. , KONRAD W.
Published: May 2016

C‐Si bonds are generally inert toward the intermolecular attack of carbenes.
ChemInform Abstract: Descriptive Photochemistry of Polyfluorinated Azide Derivatives of Methyl Benzoate.
Authors: SOUNDARARAJAN N. , PLATZ M. S.
Published: May 2016

The photochemistry of the fluorinated azide derivatives mentioned in the title is investigated in various solvents.
ChemInform Abstract: Trifluoromethylation of Aromatic Compounds with Bis(trifluoroacetyl) Peroxide.
Authors: SAWADA H. , NAKAYAMA M. , YOSHIDA M. , YOSHIDA T. , KAMIGATA N.
Published: May 2016

The preparation of a solution of bis(trifluoroacetyl) peroxide (II) in Freon 113 is described.
ChemInform Abstract: Monoalkylation vs Dialkylation of a Sulfone‐Stabilized Carbanion.
Authors: PINE S. H. , SHEN G. , BAUTISTA J. , SUTTON C. JUN. , YAMADA W. , APODACA L.
Published: May 2016

The sulfone (I) is first lithiated with one equivalent of BuLi and then subjected to reaction with the bromides (II).
ChemInform Abstract: Improved Synthesis of Nitro Derivatives of N‐Phenylglycine.
Authors: RAO K. U. B. , BHONGLE R. K. , YOGANARASIMHAN S. R.
Published: May 2016

Coupling of 1‐chloro‐2,4‐dinitrobenzene (I) with glycine (II) in the presence of potassium bicarbonate produces N‐(2,4‐dinitrophenyl)glycine (III) which is nitrated with nitric acid (IV), forming N‐(2,4‐dinitrophenyl)‐N‐nitroglycine (V).
ChemInform Abstract: The Chemistry of the Pyrido(4,3‐b)carbazoles. Part 15. The Synthesis of Unsymmetrically 1,4‐Disubstituted Carbazoles and Their Use in the Synthesis of 6H‐Pyrido(4,3‐b)carbazoles.
Authors: HOGAN I. , JENKINS P. D. , SAINSBURY M.
Published: May 2016

A new construction of unsymmetrically substituted carbazoles such as (V) is given starting from the gramine derivative (I), the key steps being the cyclization of the adduct (III) and subsequent aromatization.
ChemInform Abstract: A Facile Synthesis of Biotin N‐Hydroxysuccinimide Ester.
Authors: PARAMESWARAN K. N.
Published: May 2016

The title compound (III) is obtained by treatment of (+)‐biotin (I) with disuccinimido carbonate (II) in the presence of pyridine as the base.
ChemInform Abstract: Stereocontrolled Approaches to the Key Intermediate of 1β‐Methylthienamycin.
Authors: RAO A. V. R. , GURJAR M. K. , KHARE V. B. , ASHOK B. , DESHMUKH M. N.
Published: May 2016

L‐Aspartic acid (I) is converted to the azetidinone (II) by a known procedure.
ChemInform Abstract: Defect Level Identification in CuInSe2 from Photoluminescence Studies.
Authors: DAGAN G. , ABOU‐ELFOTOUH F. , DUNLAVY D. J. , MATSON R. J. , CAHEN D.
Published: May 2016

A chemically and physically consistent interpretation of luminescent transitions in CuInSe2 is presented on the basis of photoluminescence data, electronic parameters, stoichiometries, and copper diffusion coeffients determined for a number of p‐type CuInSe2 single crystals.
ChemInform Abstract: The Electrocatalytic Reduction of Nitrate Mediated by Underpotential‐Deposited Cadmium on Gold and Silver Electrodes in Acid Media
Authors: XING X. , SCHERSON D. A. , MAK C.
Published: May 2016

is found to be dependent on the pH of the nitrate solution.
ChemInform Abstract: The Effect of Fluorine Additions to the Oxidation of Silicon
Authors: KIM U. S. , WOLOWODIUK C. H. , JACCODINE R. J. , STEVIE F. , KAHORA P.
Published: May 2016

is studied using two different fluorine sources, liquid dichlorofluoroethane (C2H3Cl2F) and gaseous NF3.
ChemInform Abstract: Copper(II) in Organic Synthesis. Part 8. Enantioselective Michael Reactions with Chiral Copper(II) Complexes as Catalysts.
Authors: DESIMONI G. , QUADRELLI P. , RIGHETTI P. P.
Published: May 2016

Using chiral copper(II) complexes with tetradentate ligands as catalyst, enantioselective Michael addition is performed to give the adduct (III) with up to 70% e.e.
ChemInform Abstract: A Mild Four‐Carbon Homologation of Aldehydes to E,E‐Dienamines.
Authors: KENDE A. S. , DEVITA R. J.
Published: May 2016

The protected propargylamine (III) reacts with tributylstannane (IV) to form the aminoalkenylstannane (V).
ChemInform Abstract: Reactions of Bis(trifluoromethyl)nitroxyl with Cyanopentafluorophenylphosphines.
Authors: ANG H. G. , LEE F. K.
Published: May 2016

The reaction of bis(trifluoromethyl)nitroxyl (I) with the diarylcyanophosphine (II) results in substitution of the cyano group for the bis(trifluoromethyl)amino group to form (III), together with the hitherto unknown compound (IV).
ChemInform Abstract: Synthesis of Perhalogenated 1,3‐Dithietane S‐Oxides and Thiirenes.
Authors: RALL K. , SUNDERMEYER W.
Published: May 2016

Two routes to perhalogenated thiirenes such as (III), (VI), and (IX) are presented: The first method consists in denitrogenation of the diazoalkane (I) and addition of the carbenoid to thiocarbonyl compounds, e.g. (II).
ChemInform Abstract: Synthesis and Antimicrobial Effect of Some Pyrimidine Derivatives.
Authors: EL‐BAHAIE S. , ASSY M. G.
Published: May 2016

Benzoyl isothiocyanate (I) reacts with the acetonitrile dimer (II) to form the mercaptopyrimidinecarbonitrile (III) which is treated with sodium hypochlorite, yielding the isothiazolopyrimidine (IV).
ChemInform Abstract: Fluorine‐Containing Bioactive Heterocycles. Investigation of the Reactions of Fluorine‐Containing 3‐Hydrazino‐5H‐1,2,4‐triazino(5,6‐b)indoles with Carbon Disulfide and Synthesis of 2,3‐Dihydro‐1‐thioxo‐1,2,4‐triazolo(3,4‐c)‐1,2,4‐triazino(5,6‐b)indoles as Antibacterial Agents.
Authors: JOSHI K. C. , DANDIA A. , BAWEJA S.
Published: May 2016

Cyclocondensation reaction of the indole‐2,3‐diones (I) with thiosemicarbazide (II) gives the tricyclic compounds (III) which are converted to the hydrazino derivatives (V).
ChemInform Abstract: Preparation of Eight‐Membered Cyclic Ethers by Lewis Acid Promoted Acetal‐Alkene Cyclizations.
Authors: BLUMENKOPF T. A. , BRATZ M. , CASTANEDA A. , LOOK G. C. , OVERMAN L. E. , RODRIGUEZ D. , THOMPSON A. S.
Published: May 2016

The Lewis acid promoted cyclization of 20 5‐alkenyl acetals such as (I), (V) or (VII) is reported.
ChemInform Abstract: Interaction of Phosphine Complexes of Nickel(0) with Benzoyl Peroxide, New Carboxylate Complexes of Nickel with Phosphine Ligands.
Authors: ISAEVA L. S. , MOROZOVA L. N. , KRAVTSOV D. N.
Published: May 2016

The interaction of benzoyl peroxide (II) with Ni(0) complexes containing different tert. phosphine ligands is studied.
ChemInform Abstract: Synthesis and Characterization of Novel Binuclear Copper(II) and Nickel(II) Complexes with N,N′,N′′,N′′′‐Tetrakis(2‐pyridylmethyl)‐1,4,8,11‐tetraazacyclotetradecane (tpmc) Containing Various Anions. X‐Ray Analyses of (Cu2F(tpmc))(ClO4)3·2 CH3CN and (Cu2Cl(tpmc))(ClO4)3·H2O.
Authors: VUCKOVIC G. , ASATO E. , MATSUMOTO N. , KIDA S.
Published: May 2016

The anion‐bridged dicopper complexes (IIIa) (space group P21/n, Z=4) and (IIIc) are synthesized by reaction of the starting complex (I) with NaCl (II) or NaI or direct reaction of Cu(II) perchlorate with 0.5 equiv. of the macrocyclic title ligand and NaBr, NaN3, or NaNO2.
ChemInform Abstract: Tobacco Chemistry. Part 70. Six New Cembrane‐Derived Compounds from Tobacco.
Authors: WAHLBERG I. , EKLUND A.‐M. , ENZELL C. R.
Published: May 2016

The new compounds (I)‐(VI) of probable cembrane origin are isolated from Greek tobacco and their structures are identified by spectral methods and synthesis.
ChemInform Abstract: Synthesis and Antimicrobial Properties of Substituted 3‐Aminoxy‐(E)‐2‐methoxyiminopropionyl Penicillins and Cephalosporins.
Authors: BALSAMO A. , MACCHIA B. , MARTINELLI A. , ORLANDINI E. , ROSSELLO A. , MACCHIA F. , BROCALLI G. , DOMIANO P.
Published: May 2016

The title compounds of type (IV), (V) and (VI) are synthesized as described in the scheme.
ChemInform Abstract: LnFexSi2 (Ln: Tb, Dy, Ho, Er, Lu) Structures with the Non‐Stoichiometric TbFeSi2 Type.
Authors: PACCARD L. , PACCARD D. , ALLEMAND J.
Published: May 2016

Single crystal XRD data are reported for HoFe0.5Si2, DyFe0.5Si2, and TbFe0.52Si2 (prepared by arc‐melting of the elements).
ChemInform Abstract: Lithium‐Platinum Metal‐Al(Ga,In) Alloys: Novel, Colored Ternary Intermetallic Phases.
Authors: CZYBULKA A. , PETERSEN A. , SCHUSTER H.‐U.
Published: May 2016

Li2MX, LiMX, and LiMX2 phases with M: Rh, Ir, Pd, Pt and X: Al, Ga, In are prepared by annealing corresponding mixtures of the elements at temp. in the range 650‐900 °C. Except for Li2RhIn, which crystallizes in the tungsten‐type structure, the Li2MX phases crystallize in the cubic space group F43m. The LiMX2 phases all crystallize in a filled CaF2‐type structure (space group Fm3m).
ChemInform Abstract: Ligand‐Induced Selective Stabilization of the Anti Isomer in (η3‐Allyl)palladium Complexes: An Attempt to Control the E‐Z Stereochemistry in Palladium‐Promoted Allylic Substitutions.
Authors: AKERMARK B. , HANSSON S. , VITAGLIANO A.
Published: May 2016

Pd‐Complexes such as (I) or (VI) are prepared from the η3‐allyl‐chloride complexes, AgBF4, and the dimethylphenanthroline component.
ChemInform Abstract: Metalation of N‐(Pivaloyl)‐ and N‐(tert‐Butoxycarbonyl)difluoroanilines: Regiocontrol by Fluorine in the Synthesis of 4‐Methoxycarbonyl Derivatives.
Authors: THORNTON T. J. , JARMAN M.
Published: May 2016

Routes to the desired protected methyl 4‐aminodifluorobenzoates (V), (X), (XII), and (XIII) are investigated.
ChemInform Abstract: Synthesis of Benzopyran Derivatives. Part 12. An Efficient Synthesis of 2,2‐Dimethylchromans from 4‐Methoxy‐2,2‐dimethylchromans.
Authors: LEVAI A. , TIMAR T.
Published: May 2016

The 4‐methoxychromans (I) are demethoxylated by catalytic hydrogenation over Pd‐C to produce the corresponding dimethylchromans (II), whereas the methoxychromans (III) are also debenzylated.
ChemInform Abstract: Vanadium Dichloride Induced Addition of Bromotrichloromethane to Olefinic Compounds.
Authors: HIRAO T. , OHSHIRO Y.
Published: May 2016

The alkenes (I) react with bromotrichloromethane (II) in the presence of vanadium dichloride to produce the bromotrichloroalkanes (III).
ChemInform Abstract: Reactions with Heterocyclic Diazonium Salts: Synthesis of Several New Thiazolo(2,3‐c)as‐triazines and Thiazolo(2,3‐c)1,2,4‐triazole Derivatives.
Authors: IBRAHIM M. K. A.
Published: May 2016

The title compounds (VI), (IX), (X), the thiazolyl hydrazones (V) and the pyridazine (XIII) contain a thiazole unit present in a number of insecticides, pesticides and fungicides.
ChemInform Abstract: Synthesis and Structural Characterization of Regio‐Controlled Oligomers from 2‐Naphthalenesulfonic Acid and Formaldehyde.
Authors: ARDUINI A. , PAVAN F. , POCHINI A. , UNGARO R. , CORNO C.
Published: May 2016

Unambiguous synthesis of the isomers (III) and (VI) (see foregoing ref.) is achieved via protection of the 5‐ resp. 8‐position prior to coupling by Br which after coupling is removed by hydrogenolysis.
ChemInform Abstract: Kinetic Isotope Effects and Negative Activation Energies for Proton Transfer from 9‐Phenylanthracene Cation Radical to Hindered Nitrogen‐Centered Bases.
Authors: REITSTOEEN B. + , PARKER V. D.
Published: May 2016

Evidence is presented for a proton transfer reaction as mentioned in the title by comparing the kinetics of the reaction of radical cation (II) (generated electrolytically) with 2,6‐lutidine (III) on one hand (second‐order rate constant 1.1·103 M‐1 s‐1 kH/kD = 0.75) with those of the reaction with 2,6‐di‐tert.‐butylpyridine (V) (1.3·102 M‐1 s‐1 kH/kD = 2.1) on the other.
ChemInform Abstract: Involvement of 19‐Electron Species in Oxidatively Induced Homolytic Metal‐Carbon Bond Cleavage Reactions: Decomposition of 17‐Electron Cyclopentadienylruthenium Methyl Cations.
Authors: AASE T. , TILSET M. , PARKER V. D.
Published: May 2016

Kinetics and mechanism of the oxidation of the Ru methyl compounds (I) are investigated.
ChemInform Abstract: Synthesis of Chiral Polyfunctional γ‐Lactones via an Intramolecular 1,6‐Michael‐Type Addition.
Authors: LAABASSI M. , GREE R.
Published: May 2016

The hydroxyheptadienoate (I) is acylated with the malonic acid ester chloride (II) to give the unsaturated triester (III) which undergoes intramolecular addition reaction in the presence of a base, forming a mixture of the tetrahydrofuranones (IV) and (V) with predominance of the latter.
ChemInform Abstract: (1‐Methoxyvinyl)boronic and (1‐Chlorovinyl)boronic Esters.
Authors: MATTESON D. S. , BEEDLE E. C.
Published: May 2016

The boronate (V), prepared from the vinyl ether (I) and the borate (II) and subsequent reaction with the (S)‐pinanediol (IV), reacts with the Grignard compound (VIa) to produce the adduct (VII).
ChemInform Abstract: Alkylation of (Fluorocarbethoxymethylene)tri‐n‐butylphosphorane: A Facile Entry to α‐Fluoroalkanoates.
Authors: THENAPPAN A. , BURTON D. J.
Published: May 2016

The phosphine (I) reacts with ethyl bromofluoroacetate (II), forming the phosphonium bromide (III) which is treated with BuLi and subsequently coupled with the halides (IV) to give the alkylation products (V).
ChemInform Abstract: Reactions of Cyclic Acidic Phosphites with Enamines.
Authors: SAFINA YU. G. , MALKOVA G. SH. , CHERKASOV R. A. , OVCHINNIKOV V. V.
Published: May 2016

Addition reaction of the cyclic phosphites (I) with the enamines (II) leads to the formation of the α‐aminoalkylphosphonates (III).
ChemInform Abstract: Reactivity of 4,5‐Tetramethylene‐2‐cyclohexyl‐1,2,3‐diazaphosphole.
Authors: ARBUZOV B. A. , DIANOVA E. N. , ZABOTINA E. YA. , AKHMETKHANOVA I. Z.
Published: May 2016

Methanol (II) attacks the title compounds at the P=C bond to give the adduct (III) which is transformed during distillation into the hydrazone (IV).
ChemInform Abstract: Synthesis and Stereochemistry of 2‐Phenyl‐3‐R‐2‐phosphabicyclo(4.4.0)decane‐2‐thiones. 13C NMR: Shielding Effects of the Substituents in PIV Functional Derivatives.
Authors: BOSYAKOV YU. G. , KUZ'MINA N. YU. , REVENKO G. P. , SHIGANAKOVA O. V. , LOGUNOV A. P.
Published: May 2016

Wolff‐Kishner reduction of the thioxophosphabicyclodecanones (I) in the modification of Huang‐Minlon leads to the formation of the thioxophosphabicyclodecanes (II).
ChemInform Abstract: Phosphorus Ylides as Hard Donor Ligands: Synthesis and Characterization of MCl4(ylide‐O)(THF) (M: Ti, Zr, Hf; Ylide: (Acetylmethylene)triphenylphosphorane, (Benzoylmethylene)triphenylphosphorane). Molecular Structure of trans‐((Acetylmethylene)triphenylphosphorane‐O)(tetrahydrofuran)tetrachlorotitanium(IV)‐Tetrahydrofuran.
Authors: ALBANESE J. A. , STALEY D. L. , RHEINGOLD A. L. , BURMEISTER J. L.
Published: May 2016

The title compounds (IV) are obtained as shown and characterized by NMR and IR spectroscopy.
ChemInform Abstract: Synthesis and Some Chemical Properties of a Tris(trimethylsilyl) Derivative of Hexahydro‐1,3,5‐triazine‐2,4‐dione.
Authors: GORDETSOV A. S. , ERMOLAEV S. A. , VOSTOKOV I. A. , SKOBELEVA S. E. , TRUB E. P. , KOZINA A. P. , MAKARENKO N. P.
Published: May 2016

The triazinedione (I) is coupled with hexamethyldisilazane (II) to give the trimethylsilylbis(trimethylsiloxy)triazine (III) which is transformed into the tris(triethylgermyl)‐ (V) and tris(tributylstannyl)triazinedione (VII) upon treatment with the germoxane (IV) or the stannoxane (VI).
ChemInform Abstract: Synthesis and Characterization of Mononuclear Oxomolybdenum(V) Complexes with Aliphatic Diolato, Dithiolato, or Alkoxo Ligands: Effect of Chelate Ring Size on the Properties of the Metal Center.
Authors: CHANG C. S. J. , COLLISON D. , MABBS F. E. , ENEMARK J. H.
Published: May 2016

In relation to studies of model complexes for oxo‐type molybdoenzymes, the role that the ligand backbone and side chains of the metallacycle may play in determining the redox and spectroscopic properties of a Mo center is investigated.
ChemInform Abstract: A Convenient Synthesis of Trialkylalkylidyne Tungsten (6+) Compounds and the X‐Ray Crystal Structure of (Me3CCH2)3WCPh(py).
Authors: CHISHOLM M. H. , HUFFMAN J. C. , KLANG J. A.
Published: May 2016

The metathetic reactions of alkoxide‐supported alkylidyne compounds such as (I) and (IV) with alkyl‐Grignard or alkyl‐lithium reagents result in formation of the desired trialkylalkylidynes (cf.