bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Synthesis of New Optically Active Rh‐Complexes: The Crystal Structure of ((5S)‐3,4‐Bis(diphenylphosphino)‐5‐menthoxy‐2(5H)‐furanone)(1,5‐cyclooctadiene)rhodium Hexafluorophosphate.
Authors: FENSKE D. , MERZWEILER K.
Published: May 2016

With the chiral diphosphine (II), the optically active title complexes (III) are formed which are capable of functioning as asym.
ChemInform Abstract: Reactivity of Binuclear Pyrazolate‐Bridged Rhodium Complexes with Isocyanides. Molecular Structure of (Rh2(μ‐pz)I2(CNtBu)2(μ‐Ph2PCH2PPh2)2)BF4 (pz: pyrazolate).
Authors: CARMONA D. , ORO L. A. , PEREZ P. L. , TIRIPICCHIO A. , TIRIPICCHIO‐CAMELLINI M.
Published: May 2016

The CO groups of the pyrazolate‐ and diphosphine‐bridged Rh2 complex (I) are gradually substituted by the isocyanides (II) according to the scheme.
ChemInform Abstract: Synthesis of Mononuclear cis‐M(C6X5)2L2 or Binuclear (M(μ‐L)(C6X5)2)2 Complexes (M: Pd, Pt; X: F, Cl) Containing Neutral O‐ or S‐Donor Ligands L.
Authors: USON R. , FORNIES J. , TOMAS M. , MENJON B. , NAVARRO R. , CARNICER J.
Published: May 2016

Depending on the molar ratio, binuclear derivatives such as (III) or mononuclear complexes such as (IV) are obtained.
ChemInform Abstract: Preparation and Epoxidation of 8(14)‐ and 14,15‐Unsaturated 17β‐Hydroxymethylestranes.
Authors: SCHUBERT G. , SCHOENECKER B. + , PONSOLD K. , TRESSELT D.
Published: May 2016

Reduction of the carbaldehyde (I) with sodium borohydride produces the alcohol (II).
ChemInform Abstract: An Inexpensive Route to 2‐Azido‐2‐deoxy‐D‐mannose and Its Conversion into the Azido Analog of N‐Acetylneuramic Acid.
Authors: AUGE C. , DAVID S. , MALLERON A.
Published: May 2016

The glucose derivative (I), prepared by a known procedure, is transformed into the 1‐imidazolesulfonate (III).
ChemInform Abstract: Kinetic Aldol Reactions of α‐Keto Amides. Synthesis of the β‐Methyl Glycosides of (‐)‐Cladinose and (+)‐Mycarose.
Authors: KOFT E. R. , DORFF P. , KULLNIG R.
Published: May 2016

The α‐keto amides (I) react with the aldehydes (II) to give the adducts (III) and (IV).
ChemInform Abstract: Coordination of Nickel(II) Ions by Angiotensin II and Its Peptide Fragments. A Potentiometric, Proton NMR and Circular Dichroism Spectroscopic Study.
Authors: PETTIT L. D. , PYBURN S. , KOZLOWSKI H. , DECOCK‐LE REVEREND B. , LIMAN F.
Published: May 2016

The stability constants for a series of Ni complexes formed with angiotensin II and the peptide fragments Asp‐Arg‐Val‐Tyr and Me‐CO‐Tyr‐Ile‐His at 25 °C are given.
ChemInform Abstract: Fully Synthetic Stereoselective Routes to the Differentially Protected Subunits of the Tunicamycins.
Authors: DANISHEFSKY S. J. , DENINNO S. L. , CHEN S. , BOISVERT L. , BARBACHYN M.
Published: May 2016

Notable features in the preparation of the subunit (XI) of the tunicamycins are the facts that the nucleoside bond of the uridine derivative (I) and the Pmb protecting group of (II) remain unaffected throughout the synthesis.
ChemInform Abstract: Cephalosporins. Part 5. Epimerization and Rearrangement Reactions of Phthalimidocephalosporin Sulfones by Base Treatment.
Authors: DE ANGELIS F. , BOTTA M. , ANTONELLI R. , DORIGO A. , NICOLETTI R.
Published: May 2016

Basic treatment of the title compound (I) leads to the formation of the epimer (III).
ChemInform Abstract: Cephalosporins from Glycine Esters. Part 1. Total Synthesis of the Cephamycin Framework.
Authors: BAKASSE M. , RELIQUET A. , RELIQUET F. , DUGUAY G. , QUINIOU H.
Published: May 2016

The N‐protected methoxycephem derivatives (IX) and (XII) are prepared as outlined in the reaction scheme.
ChemInform Abstract: Selective Oxidation Using Ultrathin Nitrogen‐Rich Silicon Surface Layers Grown by Rapid Thermal Processing.
Authors: PAZ DE ARAUJO C. A. , HUANG Y. P. , GALLEGOS R.
Published: May 2016

Using the title method, which is described for the first time, well controlled nitrogen‐silicon reactions can achieve a variety of oxidation inhibition effects that can be exploited for fabricating maskless oxide structures for VLSI.
ChemInform Abstract: Hydride to Carbene Migrations
Authors: WINTER M. J.
Published: May 2016

Review: (in complexes (η5‐C5H5)MH(carbene)(CO)2 (M: Mo, W); 22 refs.
ChemInform Abstract: Crystal Structure of AsF5.
Authors: KOEHLER J. + , SIMON A. , HOPPE R.
Published: May 2016

A single crystal of AsF5 is grown in situ on a four‐circle diffractometer at ‐82 °C and measured at ‐89 °C. At ‐89 °C AsF5 crystallizes in the space group P63/mmc with Z=2 and is isotypic with PF5.
ChemInform Abstract: Vanadia Layers Supported on Titania ‐ An FTIR and Raman Investigation.
Authors: SCHRAML M. , FLUHR W. , WOKAUN A. , BAIKER A.
Published: May 2016

A V2O5/TiO2 catalyst prepared by a single impregnation contains disordered polymeric arrays of VO6 local coordination units.
ChemInform Abstract: The High‐Yield Preparation of arachno‐Thiaboranes 4‐SB8H12 and 4‐SB8H‐ 11.
Authors: BASE K. , WALLBRIDGE M. G. H. , FONTAINE X. L. R. , GREENWOOD N. N. , JONES J. H. , KENNEDY J. D. , STIBR B.
Published: May 2016

The oxidative degradation of the thiaborane (I), using formaldehyde as an oxidizing agent, affords the neutral, unstable title compound (II).
ChemInform Abstract: Aluminum Phosphate AlPO4 via Sol‐Gel Route.
Authors: COURY L. , BABONNEAU F. , HENRY M. , LIVAGE J.
Published: May 2016

Thixotropic gels are prepared by addition of phosphoric acid to a solution of aluminum butoxide modified with ethylacetoacetate in propanol.
ChemInform Abstract: Novel Phases in the Systems Based on the Oxides of Strontium, Aluminum and Rare Earth Elements.
Authors: FOTIEV V. A. , BEREZOVSKAYA I. V. , EFRYUSHINA N. P. , ZUEV M. G.
Published: May 2016

Stoichiometric mixtures of SrCO3, Ln2O3 (Ln: Y, Dy, Ho, Er, Tm, Yb, Lu) and Al(OH)3 are heated stepwise to 1200 °C. The formation of the novel compounds Sr3LnAl2O7.5 is observed.
ChemInform Abstract: Novel Ternary Stannides of Rare Earth Metals and Lithium.
Authors: PAVLYUK V. V. , BODAK O. I. , PECHARSKII V. K. , SKOLOZDRA R. V. , GLADYSHEVSKII E. I.
Published: May 2016

The twelve novel compounds LnLiSn2 (Ln: La, Ce, Pr, Nd, Sm, Gd, Tb, Dy, Ho, Er, Tm, Lu) are prepared from the elements.
ChemInform Abstract: Crystal Structure and Magnetic Properties of Pseudoternary TbCu1‐xZnxSi Compounds.
Authors: BAZELA W. , SZYTULA A.
Published: May 2016

The pseudoternary compounds TbCu1‐xZnxSi with 0 ≤ x ≤ 0.8 are synthesized by annealing appropriate amounts of the elements at 900 °C for 7 d. The compounds crystallize in a hexagonal AlB2‐type structure that obeys Vegard's law at room temperature.
ChemInform Abstract: 1H NMR Spectroscopy of Imidazole Ligands in Paramagnetic Ferric and Ferrous Complexes and Clusters. Relevance to Non‐Heme Proteins.
Authors: WU F.‐J. , KURTZ D. M. JUN.
Published: May 2016

To provide an overview of the 1H NMR behavior expected for imidazole ligands to paramagnetic non‐heme iron, a set of ferric and ferrous imidazole complexes, and a new set of binuclear and trinuclear clusters of the type (I)‐(IV) are examined and the results are discussed.
ChemInform Abstract: Internal Hydrogen Bonding in Benzo(a)pyrene Diol and Diol Epoxide Metabolites.
Authors: CAPOMACCHIA A. C. , KUMAR V. , JENNINGS R. N.
Published: May 2016

In aqueous medium the diols and diol epoxides studied (cf.
ChemInform Abstract: New Structural Types for Chromium(II).
Authors: JUBB J. , LARKWORTHY L. F. , POVEY D. C. , SMITH G. W.
Published: May 2016

The compound (I) contains the planar units stacked along the a‐axis of the unit cell so that the Cr ions lie in infinite chains.
ChemInform Abstract: Stabilization of Carbenium Ions by Acidic Salt Melts ‐ An NMR Study.
Authors: BERTLEIN G. , DICKERT F. , FEIGL M.
Published: May 2016

The trityl chloride (I) dissociates in mixtures of N‐butylpyridinium chloride and excess AlCl3.
ChemInform Abstract: Ring Closure to Ynone Systems: 5‐ and 6‐endo‐ and ‐exo‐dig Modes.
Authors: BRENNAN C. M. , JOHNSON C. D. , MCDONNELL P. D.
Published: May 2016

The reaction constant ρ for the cyclization of (I) is found to ρ = ‐4.0 using substituent constants σ+.
ChemInform Abstract: Solvent and Micellar Effects Upon the Cyclization of o‐3‐Halopropyloxyphenoxide Ions.
Authors: CERICHELLI G. , LUCHETTI L. , MANCINI G. , NOVELLA MUZZIOLI M. , GERMANI R. , PONTI P. P. , SPRETI N. , SAVELLI G. , BUNTON C. A.
Published: May 2016

Rates of intramolecular cyclizations of (I) increase with decreasing solvent polarity in the given order, except that reaction of (Ia) is faster in H2O than in MeOH, and in H2O (Ia) is more reactive than (Ib).
ChemInform Abstract: Complementary Use of Iminium Ion and N‐Acyliminium Ion Cyclization Initiators for Asymmetric Synthesis of Both Enantiomers of Hydroxylated Indolizidines.
Authors: HEITZ M.‐P. , OVERMAN L. E.
Published: May 2016

The key precursor of the indolizidinediol (VII) and its enantiomer is the isopropylidenedioxybutanamide (III).
ChemInform Abstract: Syntheses and Electrochemical Properties of Tetracyano‐p‐quinodimethane Derivatives Containing Fused Aromatic Rings.
Authors: MARTIN N. , BEHNISCH R. , HANACK M.
Published: May 2016

(4 + 2)Cycloaddition of o‐quinodimethane (II), generated from the benzoxathiin oxide (I), with tetracyano‐p‐quinodimethane (III) only gives the spiro compound (IV).
ChemInform Abstract: Synthesis and Molecular Structure of N,N‐Dimethylchlorothioformamide and Its Reaction Product with Potassium Rhodanide.
Authors: PUDOVIK A. N. , KHAIRULLIN V. K. , VASYANINA M. A. , KAMALOV R. M. , KATAEVA O. N. , LITVINOV I. A. , NAUMOV V. A.
Published: May 2016

Treatment of the tetraalkylthiuram disulfides (I) with sulfuryl chloride gives the chlorothioformamides (II).
ChemInform Abstract: Synthesis and Crystal Structure of α,α′‐Dihydroxydi(perfluorocyclohexyl) Peroxide.
Authors: ALEKSANDROV A. V. , KOSNIKOV A. YU. , ANTONOVSKII V. L. , LINDEMAN S. V. , STRUCHKOV YU. T. , GUSHCHIN V. V. , STAROSTIN E. K. , NIKISHIN G. I.
Published: May 2016

The peroxide (V) mentioned in the title is prepared from perfluorocyclohexanecarboxylic fluoride (I) via the intermediates (II)‐ (IV).
ChemInform Abstract: 6‐Substituted Bicyclo(2.2.1)hept‐5‐en‐2‐one Ketals.
Authors: LAL K. , SALOMON R. G.
Published: May 2016

6‐Methylbicyclo(2.2.1)hept‐5‐en‐2‐one (VI) is prepared via cycloaddition reaction of the anhydride (I) with cyclopentadiene (II), followed by lactonization, cleavage, and electrochemical decarboxylation.
ChemInform Abstract: Conversion of 1‐Isopropylidene‐4,4‐dimethyl‐2,5‐cyclohexadiene to Its Crisscross Dimer.
Authors: NELSEN S. F. , TEASLEY M. F.
Published: May 2016

Dendralene (III), prepared by Wittig olefination of the 2,5‐cyclohexadienone (I), is treated with a trisarylaminium hexachloroantimonate in the presence of trifluoroacetic acid and the anhydride, producing a mixture of the crisscross dimer (IV), the trisalkylbenzene (V), and the aromatic dimer (VI).
ChemInform Abstract: Iodosobenzene Tetrafluoroborate, Hexafluoroantimonate, and Hexafluorophosphate: Stable Electrophilic Hypervalent Iodine Reagents Without Nucleophilic Ligands.
Authors: ZHDANKIN V. V. , TYKWINSKI R. , BERGLUND B. , MULLIKIN M. , CAPLE R. , ZEFIROV N. S. , KOZ'MIN A. S.
Published: May 2016

The iodosobenzene derivatives (III), generated as shown in the reaction scheme, are employed as mediators for the disubstitution of olefins, e.g. (IV) or (X), with nucleophiles such as methanol (V) or acetic acid (VIII).
ChemInform Abstract: The Synthesis of the Diimine and the Radical Cation Chloride of N,N′‐Diphenyl‐p‐phenylenediamine.
Authors: ZAGHAL M. H. , SHATNAWI M. Y.
Published: May 2016

Oxidation of the p‐phenylenediamine (I) with ferric chloride hexahydrate in acetone/water leads either to the diimine (II) or to the radical cation chloride (III) depending on the ratio of the reactants and of the solvents.
ChemInform Abstract: Hydration of Olefins with Molecular Oxygen and Triethylsilane Catalyzed by Bis(trifluoroacetylacetonato)cobalt(II).
Authors: ISAYAMA S. , MUKAIYAMA T.
Published: May 2016

The terminal olefins (I) react with triethylsilane in the presence of cobalt(II) trifluoroacetylacetonate in an oxygen atomosphere, producing the secondary alcohols (II), together with the ketones (III).
ChemInform Abstract: Iodo Enol Lactone Formation and Hydrolysis.
Authors: DOI J. T. , LUEHR G. W. , DEL CARMEN D. , LIPPSMEYER B. C.
Published: May 2016

The kinetics of the iodolactonization of the alkynoic acids (I) and of the hydrolysis of the iodomethylenelactones (II) obtained are investigated.
ChemInform Abstract: Chiral Sulfur Compounds. Part 7. Stereoselective Reactions of Lithium and Zinc tert‐Butyl Phenylmethyl Sulfoxide with Carbonyl Compounds and Imines.
Authors: PYNE S. G. , BOCHE G.
Published: May 2016

The sulfoxide (I) is treated with butyllithium (II) to give the α‐lithio sulfoxide (III) which is transmetalated with zinc dichloride (IV), yielding the organozinc analogue (V).
ChemInform Abstract: Synthesis and Evaluation of the Antifungal Activity of a New Series of N‐Acylureas.
Authors: BARALDI P. G. , GUARNERI M. , MANFREDINI S. , SIMONI D. , ZANIRATO V.
Published: May 2016

Thirty‐three acylureas such as (III) are prepared by reaction of the amides (I) with isocyanates such as (II).
ChemInform Abstract: Cathodic Oligomerization of Bis(diazo) Compounds of the Indenofluorene Series. Part 1. General Features.
Authors: BETHELL D. , GALLAGHER P. , BOTT D. C.
Published: May 2016

To examine the use of conjugated bis(diazo) compounds as monomers in the preparation and investigation of novel fully conjugated polymers for electronic and other applications the title compounds (Ib)‐(IIIb) are prepared (only some yields given in g).
ChemInform Abstract: A Model for the Synthesis of Angular Iptycenes.
Authors: SHAHLAI K. , HART H.
Published: May 2016

Starting with the bis(dibenzobarrelenes) (I), various (4 + 2)cycloaddition reactions, e.g. with trans‐1,2‐dichloroethylene (II), or the endoxides (V), are performed.
ChemInform Abstract: Stereoselective Syntheses of cis‐Cyanooxiranes by Reaction of α‐Bromo Ketones with Cyanide Ion Adsorbed onto Hemin‐Copolymer.
Authors: SAITO K. , HARADA K.
Published: May 2016

A copolymer, synthesized from hemin, divinylbenzene, and 2‐methyl‐5‐vinylpyridine and treated with an aqueous solution of excess potassium cyanide at pH 9.0 and room temperature, is used for the stereoselective synthesis of oxiranes from α‐bromo ketones via the corresponding bromo cyanohydrins.
ChemInform Abstract: Asymmetric Nitrogen. Part 71. Geminal Systems. Part 45. N‐Halooxaziridines.
Authors: VARLAMOV S. V. , SHUSTOV G. V. , SHIBAEV A. YU. , PUZANOV YU. V. , CHERVIN I. I. , KOSTYANOVSKII R. G.
Published: May 2016

The N‐chloro‐ and N‐bromooxaziridines (II) and (III) are prepared by halogenation of the corresponding oxaziridines (I).
ChemInform Abstract: Studies on the Synthesis of Antiulcer Agents. Part 5. Synthesis and Antiulcer Activity of Dihydrobenzofuranone Derivatives.
Authors: KITAZAWA M. , AKAHANE M. , NAKANO Y. , HAYAKAWA K. , SATO K. , KOBAYASHI M.
Published: May 2016

The cinnamate (I) is hydrogenated, then hydrolyzed, and subsequently aminated to produce the saturated amides (IV).
ChemInform Abstract: Synthesis of Some Fused Pyridine‐ and Oxazole‐Polycyclic Systems from 10‐(Methoxyimino)phenanthren‐9‐one.
Authors: NICOLAIDES D. N. , PAPAGEORGIOU G. K. , STEPHANIDOU‐STEPHANATOU J.
Published: May 2016

The reaction of the title phenanthrene derivative (I) with the alkyne (II) yields the (4 + 2) cycloadduct (IV).
ChemInform Abstract: Reaction of 3‐Amino‐2‐alkenimines with Alkali Metals: Unexpected Synthesis of Substituted 4‐(Arylamino)quinolines.
Authors: BARLUENGA J. , AGUILAR E. , JOGLAR J. , OLANO B. , FUSTERO S.
Published: May 2016

The 3‐amino‐3‐phenyl‐2‐alkenimines (I) are reduced with sodium (or potassium) in tetrahydrofuran and then treated with electrophiles such as diluted acid or methyl iodide (V) to form the quinoline derivatives (II) or (VI) as the major products.
ChemInform Abstract: Synthesis and Some Properties of a Homologous Series of β‐Carboline‐3‐carboxylic Esters.
Authors: PREVIERO A. , CASTELLANO C. , SCURI R. , BIANCHI M. , RIZZOLI A. A. , GALZIGNA L.
Published: May 2016

The dihydrocarbolinecarboxylic acids (I) is esterified with the alcohols (II) and then dehydrogenated, yielding the β‐carbolinecarboxylates (IV).
ChemInform Abstract: Sulfonation and Sulfation in the Reaction of 4‐Methylphenol with Concentrated Sulfuric Acid.
Authors: CERFONTAIN H. , KOEBERG‐TELDER A.
Published: May 2016

Sulfonation of the phenol (I) with 98.5% sulfuric acid yields the monosulfonic acid (III) and the disulfonic acid (IV).
ChemInform Abstract: Reaction of Nitriles with O,O‐Dialkyldithiophosphoric Acids.
Authors: YOUSIF N. M.
Published: May 2016

Nitriles (3 examples), e.g. (II), react with the dialkyldithiophosphoric acids (I) to give a mixture of N‐thioacylphosphoroamidothioates and thioamides.
ChemInform Abstract: Methyltriarylphosphonium Arenesulfonates. Preparation and Characterization by 1H, 31P, and 17O FTNMR, Cyclic Voltammetry, and Molecular Orbital Calculations.
Authors: BUGNER D. E.
Published: May 2016

The title compounds (III) or (VI) are prepared by either coupling of the triarylphosphines (I) with the methyl arenesulfonates (II) or by ion exchange reaction of the phosphonium bromide (IV) with the sodium sulfonate (V).
ChemInform Abstract: Rearrangement of Di‐tert‐butyl Aryl Phosphates to Di‐tert‐butyl 2‐Hydroxyarylphosphonates. Preparation of (2‐Hydroxy‐1,3‐phenylene)bisphosphonic Acids.
Authors: DHAWAN B. , REDMORE D.
Published: May 2016

The phosphorylphenyl phosphates (III), prepared by coupling the phenols (I) with the phosphorochloridate (II), rearrange upon treatment with LDA to give the m‐phenylenebisphosphonates (IV).
ChemInform Abstract: Synthesis of P,B‐Containing Heterocycles Based on Bis(α,2‐dihydroxybenzyl)phenylphosphine.
Authors: NIKONOV G. N. , KARASIK A. A. , ERASTOV O. A. , ARBUZOV B. A.
Published: May 2016

Phenylphosphine (I) is coupled with salicylaldehyde (II) in the presence of the borinate (III) and triethylamine (IV) to give the complex borinic acid ester (V) of bis(α,2‐dihydroxybenzyl)phenylphosphine.
ChemInform Abstract: Zirconium(III) Chemistry: Influence of Olefins in Thermolytic Behavior of (Cp2ZrHX)n (X: Cl, CH2PPh2).
Authors: CHOUKROUN R. , GERVAIS D. , RAOULT Y.
Published: May 2016

Thermolysis of (I) at 80 °C for several weeks affords the diamagnetic derivative (III) via the intermediate (II) involving C‐H activation in the cyclopentadienyl groups.
ChemInform Abstract: Phosphorus‐Carbon Bond Formation in Ditungsten Alkyne Complexes Induced by Oxidative Addition of Chlorodiphenylphosphine.
Authors: MAYS M. J. , MORRIS M. J. , REINISCH P. F. , MCPARTLIN M. , POWELL H. R.
Published: May 2016

Thermolysis of the complex (I) with Ph2PCl (II) results in formation of the products (III)‐(V).
ChemInform Abstract: New Synthetic Approaches to Mn2(CO)10‐nLn Derivatives (L: Phosphines): Their Catalytic Activity in the Homogeneous Hydrogenation of Diphenylacetylene and the Crystal Structure of Mn2(CO)9(PPh2H).
Authors: GIORDANO R. , SAPPA E. , TIRIPICCHIO A. , TIRIPICCHIO‐CAMELLINI M. , MAYS M. J. , BROWN M. P.
Published: May 2016

Complexes such as (III) and (IV) are also prepared with PPh3 and PPh2‐CH=CH2.
ChemInform Abstract: Properties and Reactivity of Metallocarboxylates. Characterization of Aquobis(ethylenediamine)(hydroxycarbonyl)cobalt(III) ((H2O)(en)2Co(C(O)OH))2+ and Its Ethyl Ester, trans‐(Co(en)2(CF3CO2)(C(O)OC2H5))PF6.
Authors: KATZ N. E. , SZALDA D. J. , CHOU M. H. , CREUTZ C. , SUTIN N.
Published: May 2016

The ethyl ester (I) (space group P21/c, Z=4) of the known hydroxycarbonyl‐Co(III) title complex is prepared from the oxalato complex (Co(en)2(OOC‐COO))Cl by photolysis in 0,1 M HCl followed by a chromatography procedure with CF3COOH as the eluant and treatment with EtOH/NH4PF6 (yield 4,3%).
ChemInform Abstract: A Planar, Binucleating, Pyrazole Derivative Ligand. Crystal Structure of Bis(μ‐3,5‐bis(2′‐pyridyl)pyrazolato‐N1N′:N2N′′)‐bis(dimethanolnickel(II)) Dichloride Dihydrate.
Authors: CASABO J. , PONS J. , SIDDIQI K. S. , TEIXIDOR F. , MOLINS E. , MIRAVITLLES C.
Published: May 2016

The title complex (I), prepared from the ligand and NiCl2 in MeOH in 52% yield, crystallizes in P1.
ChemInform Abstract: Cationic Dinuclear Rhodium Complexes as Catalyst Precursors for the Hydroformylation of Alkenes.
Authors: BAYON J. C. , ESTEBAN P. , REAL J. , CLAVER C. , RUIZ A.
Published: May 2016

In order to explore the use of zwitterionic aminothiols as bridging ligands, the syntheses of complexes (III) and (V) are reported.
ChemInform Abstract: Nucleophilic (Michael) Additions to (Ph2P)2C=CH2 When Chelated to Platinum(II) Dichloride or Diiodide.
Authors: HIGGINS S. J. , SHAW B. L.
Published: May 2016

The vinylidenebis(diphenylphosphine)‐Pt(II) complexes (IV) are synthesized according to the scheme.
ChemInform Abstract: Quinone‐Functionalized Liposomes. Biomimetic Assemblies from a Phosphatidylcholine Anthraquinone.
Authors: LEIDNER C. R. , LIU M. D.
Published: May 2016

In view of the importance of electron and proton transport processes across mitochondrial membranes, the first example of a quinone‐functionalized phospholipid (III) is synthesized.
ChemInform Abstract: Chemoenzymatic Synthesis of Chiral Isoxazole Derivatives.
Authors: DE AMICI M. , DE MICHELI C. , CARREA G. , SPEZIA S.
Published: May 2016

Cycloaddition reaction of butynone (I) with dibromoacetaldoxime (II) gives the regioisomeric acetylisoxazoles (III) and (IV).
ChemInform Abstract: Antiferromagnetism and Mixed Valency in YBa2Cu3O6+x
Authors: TRANQUADA J. M.
Published: May 2016

Review: (results of neutron diffraction studies of the antiferromagnetic ordering and X‐ray absorption studies of the Cu valence in the title superconductor.
ChemInform Abstract: Hg8 Clusters (“Mercubane”) in Rb15Hg16.
Authors: DEISEROTH H.‐J. , STRUNCK A.
Published: May 2016

In an attempt to synthesize the amalgam RbHg, gold‐colored metallic single crystals of Rb15Hg16 are obtained.
ChemInform Abstract: A Corrosion Study of Ni and Ni‐Cr Alloys in SO2/H2O/H2 Atmospheres Using Gas Analysis
Authors: STROOSNIJDER M. F. , QUADAKKERS W. J.
Published: May 2016

with the main emphasis placed on the behavior of Ni‐25 Cr at 850 °C for investigation of the conditions under which a protective chromia scale is formed.
ChemInform Abstract: Photocatalytic Oxidation of Sulfur Dioxide in Aqueous Suspensions of α‐Fe2O3.
Authors: FAUST B. C. , HOFFMANN M. R. , BAHNEMANN D. W.
Published: May 2016

The kinetics and mechanism of the title reaction are studied over the pH range 2‐10.5.
ChemInform Abstract: Oxygen‐17 Labeling of Oxides and Zeolites
Authors: YANG S. , PARK K. D. , OLDFIELD E.
Published: May 2016

for solid‐state 17O NMR spectroscopy is performed by using 17O2 gas at relatively low temp. (500‐600 °C, 0.5 atm 17O2, 40‐48 h).
ChemInform Abstract: Three Bromides of Lanthanum: LaBr2, La2Br5, and LaBr3.
Authors: KRAEMER K. + , SCHLEID T. , SCHULZE M. , URLAND W. , MEYER G.
Published: May 2016

Powder samples of LaBr3 are synthesized as shown in the scheme, while single crystals are obtained by chemical vapor‐phase transport with Al2Br6.
ChemInform Abstract: Synthesis and Structure of Novel Peroxofluorotitanates.
Authors: CHERNYSHOV B. N. , DIDENKO N. A. , BUKVETSKII B. V. , GERASIMENKO A. V. , KAVUN V. YA.
Published: May 2016

The formation of titanium peroxofluoro complexes is investigated by 19F NMR spectroscopy and, inter alia, the formation of the novel complexes (I)‐(III) is observed, whose structures are elucidated by X‐ray analyses.
ChemInform Abstract: Synthesis and Investigation of Double Phosphates of Germanium and Alkali Elements.
Authors: CHERNORUKOV N. G. , SIBRINA G. F.
Published: May 2016

Depending on the choice of the molar ratios of the reactants (I) and (II) and on the reaction temp. the hitherto unknown double phosphates M2Ge(PO4)2 (III) or MGe2(PO4)3 (IV) are formed by solid phase reactions.
ChemInform Abstract: Preparation of Ferrates(VI) of Alkali Metals.
Authors: KISELEV YU. M. , KOPELEV N. S. , ZAV'YALOVA N. A. , PERFIL'EV YU. D. , KAZIN P. E.
Published: May 2016

A novel method of preparation of the title compounds Na4FeO5, K2FeO4 and Cs2FeO4 is described, which affords these free of any impurity.
ChemInform Abstract: Synthesis of Medium‐Sized and Large Ring Systems. Part 24. Regioselective Oxidation of 4,5‐Bis(ethoxycarbonyl)‐10‐oxo‐3,6‐hexanooxepin. A New Approach to Highly Functionalized Ten‐Membered Ring Systems and Hydroazulene Lactones.
Authors: TOCHTERMANN W. , LUTTMANN K. , WOLFF C. , PETERS K. , PETERS E.‐M. , VON SCHNERING H. G.
Published: May 2016

Regioselective oxidation or epoxidation of the title compound (I) (space group P21/a; Z=4) is achieved under the conditions shown in the scheme and affords the products (II) (space group Cc; Z=4) or (VIII), respectively.
ChemInform Abstract: Documenting the Scope of the Catalytic Asymmetric Dihydroxylation.
Authors: LOHRAY B. B. , KALANTAR T. H. , KIM B. M. , PARK C. Y. , SHIBATA T. , WAI J. S. M. , SHARPLESS K. B.
Published: May 2016

Various olefinic compounds, e.g. (I), are dihydroxylated with N‐methylmorpholine N‐oxide in the presence of osmium tetroxide and a dihydroquinidine ester, forming the chiral diols (II).
ChemInform Abstract: Direct Regio‐ and Stereoselective Lithiation of Secondary Allyl and Methylallyl Amines: A New Type of γ‐Aminated Organolithium Reagent in Organic Synthesis.
Authors: BARLUENGA J. , FOUBELO F. , FANANAS F. J. , YUS M.
Published: May 2016

Dilithiation of secondary amines such as (I) and subsequent reaction with an electrophile (II) leads to the functionalized amines (III).
ChemInform Abstract: Isomerization of Proparglyic Alcohols Catalyzed by an Iridium Complex.
Authors: MA D. , LU X.
Published: May 2016

The propargylic alcohols (I) isomerize in the presence of an iridium hydride complex to form the regioisomeric enones (II) and (III) with predominance of the conjugated derivatives (II).
ChemInform Abstract: Perfluorinated Enethiols and α,β‐Unsaturated Sulfenyl Chlorides in the Aliphatic Series.
Authors: POPKOVA V. YA. , SNEGIREV V. F. , ANTIPIN M. YU. , STRUCHKOV YU. T.
Published: May 2016

The thioether (I) reacts with fluorosulfonic acid to yield the enethiol (II) which is chlorinated, producing the sulfenyl chloride (III).
ChemInform Abstract: Reactions of NN‐Dihaloperfluoroalkaneamines with Sulfur and Sulfur Derivatives.
Authors: GEISEL M. , MEWS R.
Published: May 2016

In addition to the reaction shown in the scheme, the sulfurdiimides (IV) are also obtained from (I) and N‐perfluoroalkyl sulfurdichloroimides.
ChemInform Abstract: Short Syntheses of Conduritols A and D, and Dehydroconduritols, from Benzene: The Photooxidation of cis‐Cyclohexa‐3,5‐diene‐1,2‐diol.
Authors: CARLESS H. A. J. , OAK O. Z.
Published: May 2016

The cis‐cyclohexadienediol (II), obtained from benzene (I) by microbiological oxidation, reacts with singlet oxygen to give the stereoisomeric endo‐peroxides (III) and (IV) which are separated by column chromatography and reduced to form conduritol A (V) and conduritol D (VI).
ChemInform Abstract: Benzaldoximes from Tetrahydroisoquinolinols.
Authors: MOEHRLE H. + , BIEGHOLDT M.
Published: May 2016

The reaction of tetrahydroisoquinolines (I) with hydroxylamine (II) causes ring opening, forming the oximes (III).
ChemInform Abstract: Cross‐Coupling of Allylic Derivatives. Part 15. Regio‐ and Stereospecific Cross‐Coupling Reactions of Dienyl Allylic N‐Phenylcarbamates with Phenylcopper Reagents.
Authors: UNDERINER T. L. , GOERING H. L.
Published: May 2016

Dienyl N‐phenylcarbamates such as (I) are subjected to a one‐pot conversion which involves initial deprotonation with MeLi, followed by complexation of the carbamates with CuI.
ChemInform Abstract: Anellation Reaction via Tandem Michael‐Claisen Condensations. Part 3. Synthesis of the Hydrindan System.
Authors: PRASAD C. V. C. , CHAN T. H.
Published: May 2016

The reaction sequence mentioned in the title starts with the addition reaction of the diene (I) with the cyclopentenone acetal (II), forming an E/Z‐mixture of the alkenylcyclopentanones (III).
ChemInform Abstract: Synthesis of 4,11‐Dideoxydaunomycinone by a Claisen/Diels‐Alder Sequence.
Authors: KRAUS G. A. , LIRAS S. , MAN T. O. , MOLINA M. T.
Published: May 2016

The synthesis sequence mentioned in the title starts with the ketone (I).
ChemInform Abstract: α,β‐Epoxy Sulfoxides as Useful Intermediates in Organic Synthesis. Part 21. A Novel Approach to the Asymmetric Synthesis of Epoxides, Allylic Alcohols, α‐Amino Ketones, and α‐Amino Aldehydes from Carbonyl Compounds Through α,β‐Epoxy Sulfoxides Using the Optically Active p‐Tolylsulfinyl Group to Induce Chirality.
Authors: SATOH T. , OOHARA T. , UEDA Y. , YAMAKAWA K.
Published: May 2016

The key intermediate in the synthesis of the optically active compounds mentioned in the title is the chiral chloromethyl p‐tolyl sulfoxide (II) which is obtained by direct chlorination of the optically active sulfoxide (I).
ChemInform Abstract: The Reaction of Thiophene 1,1‐Dioxide with Haloform‐Sodium Hydroxide Under Phase‐Transfer Catalysis.
Authors: DENT B. R. , GAINSFORD G. J.
Published: May 2016

In order to test the reaction of thiophene 1,1‐dioxides, with carbenes or carbenoid precursors, the title compound (III) is prepared in situ from the dibromide (I).
ChemInform Abstract: The Chemistry of Vicinal Tricarbonyls: A Total Synthesis of Prodigiosin.
Authors: WASSERMAN H. H. , LOMBARDO L. J.
Published: May 2016

Starting with the pyrrolecarboxaldehyde (I), the synthesis of the bipyrrole (X) is described as outlined in the reaction scheme.
ChemInform Abstract: New Reaction of Keto‐Stabilized Sulfur Ylides. A Convenient Method for the Preparation of Pyrrolizinediones.
Authors: TOLSTIKOV G. A. , GALIN F. Z. , LAKEEV S. N.
Published: May 2016

The α‐bromo ketones (I) react with dimethyl sulfide (II) to give the sulfonium salts (III) which are transformed into the benzo‐fused pyrrolizinediones (V) via the ylides (IV).
ChemInform Abstract: 1‐Chloromethyl‐3,5‐dimethylpyrazole Hydrochloride. A Useful Synthetic Intermediate.
Authors: KATRITZKY A. R. , LAM J. N.
Published: May 2016

The title compound (I) reacts readily with O‐, N‐ or S‐nucleophiles, e.g. the nucleophiles (II), (V) or (VI), to yield the derivatives (III), (IV) or (VII), respectively.
ChemInform Abstract: 3‐Oxo‐ and 3‐Imino‐4‐Substituted‐1,2,5‐thiadiazolidine 1,1‐Dioxides: Synthesis, Spectral Properties, and Selected Chemistry.
Authors: LEE C.‐H. , KORP J. D. , KOHN H.
Published: May 2016

The iminothiadiazoline dioxides (IV) mentioned in the title are obtained by a modified Strecker synthesis from the aromatic aldehydes (I), sodium cyanide (II), and sulfamide (III).
ChemInform Abstract: Thienopyridines. Part 9. Synthesis and Chemistry of Some Thieno(3,4‐b)pyridines.
Authors: BARKER J. M. , HUDDLESTON P. R. , HEATH D. J. , JACKSON E. , HOLMES D.
Published: May 2016

A series of novel title compounds, unsubstituted in the thiophene ring, such as (II), (V), (VI) or (IX) are prepared by various methods and compared with the related quinolines and thieno(2,3‐b)‐ and ‐(3,2‐b)pyridines.
ChemInform Abstract: The Synthesis of 4,5‐Ethylenedithio‐4′,5′‐vinylenedithiotetrathiafulvalene (EVT) (IIIa) and Its Methyl and Dimethyl Derivatives (EMVT, EDMVT), and the Molecular and Crystal Structures of EVT.
Authors: NAKANO H. , MIYAWAKI K. , NOGAMI T. , SHIROTA Y. , HARADA S. , KASAI N.
Published: May 2016

Cross‐coupling products (III) are easily separated from minor amounts of self‐coupling products and give only one redox wave E1/2 = 0.75‐0.76 V vs.
ChemInform Abstract: Pyridazine Derivatives. Part 7. Synthesis and Hypotensive Activity of 3‐Hydrazinocycloalkyl(1,2‐c)pyridazines and Their Derivatives.
Authors: TERAN C. , RAVINA E. , SANTANA L. , GARCIA‐DOMINGUEZ N. , GARCIA‐MERA G. , FONTENLA J. A. , ORALLO F. , CALLEJA J. M.
Published: May 2016

The keto acids (IV), prepared by reaction of the cyclic ketones (I) with glyoxylic acid (II) and morpholine (III), react with hydrazine hydrate (V) to give the pyridazinones (VI).
ChemInform Abstract: Reaction of Bis(N,N‐dimethyl)terephthalamidine with Perfluorohexanecarboximidates.
Authors: IL'IN V. V. , KIM A. CH.‐V. , IGNATENKO A. V. , PONOMARENKO V. A.
Published: May 2016

The terephthalamidine (I) is coupled with phenyl perfluorohexanecarboximidate (II) to give the bis(triazinyl)benzene (III).
ChemInform Abstract: Selective Dimerization of Substituted N‐Aminopyridinium Salts and Their Benzologues.
Authors: BATORI S. , HAJOS G. , SANDOR P. , MESSMER A.
Published: May 2016

The N‐amino(iso)quinolinium salts (I) undergo base‐promoted dimerization, forming the tetrazines (II).
ChemInform Abstract: Enantioselective Synthesis of Siloxycyclopropanes and of γ‐Oxocarboxylates by Asymmetric Catalysis.
Authors: KUNZ T. , REISSIG H.‐U.
Published: May 2016

The cyclopropanation of the silyl enol ethers (III) with methyl diazoacetate (IV) is performed in the presence of the chiral copper catalyst (I) or (II), yielding the siloxycyclopropanes (V).
ChemInform Abstract: Generation and Trapping of O‐Alkyl Metathiophosphates.
Authors: QUIN L. D. , SADANANI N. D. , WU X.‐P.
Published: May 2016

The compound (III) is of interest since the P‐O bridging unit might be eliminated to produce the first example of alkyl metathiophosphate.
ChemInform Abstract: Synthesis, Reactivity, and Crystal Structure of the First Methylenephosphonium Ion: A Severely Twisted Valence Isoelectronic Olefin.
Authors: IGAU A. , BACEIREDO A. , GRUETZMACHER H. + , PRITZKOW H. , BERTRAND G.
Published: May 2016

The first example of an isolable methylene phosphonium salt (III) (space group P21/c, Z=4), a molecule containing a short but strongly distorted P‐C double bond, is obtained starting from the stable nucleophilic phosphinocarbene (I) according to the scheme.
ChemInform Abstract: Iodosobenzoate‐Functionalized Surfactant Vesicles: Adjustable Reactivity in Reactive Phosphate Cleavage.
Authors: MOSS R. A. , GANGULI S.
Published: May 2016

The zwitterionic iodosobenzoate (VI), prepared from the bromoethoxyphenol (Ia), is employed as a surfactant.
ChemInform Abstract: Dimerization of Metalloporphyrin π‐Cation Radicals. (Zn(OEP·)(OH2))2(ClO4)2, a Novel Dimer.
Authors: SONG H. , REED C. A. , SCHEIDT W. R.
Published: May 2016

Chemical oxidation of (I) with thianthrenium perchlorate and crystallization from 1,2‐dichloroethane/hexane yield the title dimer (space group Fddd, Z=16).
ChemInform Abstract: RhCl(PPh3)3‐Catalyzed Hydrosilation of Organoiron Acyl Complexes.
Authors: CRAWFORD E. J. , HANNA P. K. , CUTLER A. R.
Published: May 2016

The homogeneous hydrosilation of non‐labile organoiron acyl complexes such as (I) with dihydrosilanes, catalyzed by the title rhodium complex, produces stable α‐siloxyalkyl derivatives such as (III) (10 examples).
ChemInform Abstract: Synthesis of Novel Near‐IR Absorbing Metal Complex Dyes with Indoaniline‐Type Ligands.
Authors: KUBO Y. , SASAKI K. , KATAOKA H. , YOSHIDA K.
Published: May 2016

The new N,O‐bidentate indoaniline‐type ligands (III) are prepared and some of their metal complexes such as (IV) are isolated as stable compounds.
ChemInform Abstract: Trityl Tetraphenylborate as a Reagent in Organometallic Chemistry.
Authors: STRAUS D. A. , ZHANG C. , TILLEY T. D.
Published: May 2016

Trityl triflate (III), obtained upon treatment of trityl chloride (I) with trimethylsilyl triflate (II), is coupled with sodium tetraphenylborate (IV) to give trityl tetraphenylborate (V) which reacts with the ruthenium complex (VI) under hydride abstraction to produce the fulvene complex (VII).
ChemInform Abstract: Carotenoids and Related Compounds. Part 43. Synthesis of Substituted α‐Ionones and of Diastereoisomers of Decaprenoxanthin.
Authors: CHOPRA A. K. , KHAMBAY B. P. S. , MADDEN H. , MOSS G. P. , WEEDON B. C. L.
Published: May 2016

The 2‐vinyl‐α‐ionone (III) is used for the synthesis of the 2,6‐trans:2',6'‐trans isomer (VIa) of decaprenoxanthin (VIb).
ChemInform Abstract: Conformationally‐Constrained Peptides. Chirospecific Synthesis of 4‐Alkyl‐Substituted γ‐Lactam‐Bridged Dipeptides from L‐Aspartic Acid.
Authors: WOLF J.‐P. , RAPOPORT H.
Published: May 2016

Starting with the N‐protected amino diester (II), prepared from L‐aspartic acid (I), the synthesis of dipeptide analogues is described.
ChemInform Abstract: Pyrrolizidine Alkaloid Analogues. Synthesis of Macrocyclic Diesters of (+)‐(1R,6R,8R)‐6‐Hydroxy‐1‐hydroxymethylpyrrolizidine.
Authors: KELLY H. A. , ROBINS D. J.
Published: May 2016

The title analogues, e.g. (V), are synthesized for biological studies.
ChemInform Abstract: The Improved Synthesis of 7‐Oxygenated Indoles by Fischer Indolization and Its Application to the First Total Synthesis of Eudistomidin‐A.
Authors: MURAKAMI Y. , TAKAHASHI H. , NAKAZAWA Y. , KOSHIMIZU M. , WATANABE T. , YOKOYAMA Y.
Published: May 2016

The o‐(sulfonyloxy)phenylhydrazones (I) undergo acid‐induced cyclization, yielding the 7‐sulfonyloxyindoles (II), together with the 5‐substituted regioisomers (III).
ChemInform Abstract: Synthesis of 3′‐Cyano‐2′,3′‐dideoxyadenosine and 2′,3′‐Dideoxy‐3′‐formyladenosine.
Authors: YU D. , D'ALARCAO M.
Published: May 2016

Starting with the 5‐O‐silyl‐2‐deoxyadenosine (I), the title compounds (VI) and (VII) are obtained as shown in the reaction scheme.
ChemInform Abstract: The Chemoselective Addition of Alkynyllithium/Boron Trifluoride‐Diethyl Ether Reagents to 2,3‐endo‐Epoxy‐6‐oxabicyclo(3.3.0)octan‐7‐ol: A Short Route to PGF2α Derivatives.
Authors: LOPP M. , PAJU A. , PEHK T. , LILLE Ç.
Published: May 2016

Chemoselective alkylation of the lactol epoxide (I) leads to the lactol diols (III)‐(V); (V) arises from intramolecular translactolization of (IV).
ChemInform Abstract: Carbene Synthesis and Chemical Conversions of Cyclopropene 3‐Carboxylic Esters ‐ Promising Intermediate Products in Organic Syntheses
Authors: PROTOPOPOVA M. N. , SHAPIRO E. A.
Published: May 2016

Review: (112 refs.
ChemInform Abstract: Carbonyl Carbenes in Controlled Synthesis of Natural Compounds
Authors: MANDEL'SHTAM T. V.
Published: May 2016

Review: (134 refs.
ChemInform Abstract: Inorganic Ion‐Exchangers: Part 3. Preparation, Properties and Applications of Cerium(IV) Vanadate.
Authors: JANARDANAN C. , NAIR S. M. K. , SAVARIAR C. P.
Published: May 2016

Cerium(IV) vanadate (proposed formula: CeO2·2 V2O5·4 H2O) is prepared by addition of a basic sodium vanadate solution to a ceric ammonium nitrate solution and converted into the H+‐form by treatment with HNO3.
ChemInform Abstract: The Structure of Sulfate Species on Magnesium Oxide
Authors: BENSITEL M. , WAQIF M. , SAUR O. , LAVALLEY J. C.
Published: May 2016

samples with very different surface areas, formed by SO2 oxidation, is studied by using IR spectroscopy.
ChemInform Abstract: Effect of Structural and Chemical Factors on the Acidity and IR Spectroscopic Characteristics of Bridging OH Groups in Zeolites.
Authors: PELMENSHCHIKOV A. G. , PAUKSHTIS E. A. , STEPANOV V. G. , PAVLOV V. I. , YURCHENKO E. N. , IONE K. G. , ZHIDOMIROV G. M. , BERAN S.
Published: May 2016

From quantum chemical calculations using a nonempirical method with an STO‐3G basis set it is concluded that the acid strength of the OH groups is especially affected by changes in the chemical characteristics, while the vibrational frequencies are particularly influenced by changes in the structural characteristics.
ChemInform Abstract: Li2ZnI4, the First Olivine Type Iodide
Authors: LUTZ H. D. , PFITZNER A.
Published: May 2016

, which has been established in the LiI‐ZnI2 system, can be prepared by melting together the binary iodides at 480 °C in a evacuated Duran‐glass ampoule and annealing at 200 °C for several weeks.
ChemInform Abstract: Preparation of Gadolinium Gallium Garnet (Gd3Ga5O12) by Solid‐State Reaction of the Oxides.
Authors: HELLSTROM E. E. , RAY R. D. II , ZHANG C.
Published: May 2016

A pressed pellet of a 3:5 mixture of Gd2O3 and Ga2O3 is reacted at 1350 °C for 6 h. The product is ground, pressed (115 MPa cold‐pressing) and sintered at 1650 °C to prepare dense (97% of theoretical density) samples of the gadolinium gallium garnet.
ChemInform Abstract: The Role of the Product in Asymmetric C‐C Bond Formation: Stoichiometric and Catalytic Enantioselective Autoinduction.
Authors: ALBERTS A. H. , WYNBERG H.
Published: May 2016

With both systems given in the scheme, the optically active alcohol (I) is replicated with an e.e of 17 or 32%, respectively, in favor of the same enantiomer without any assistance of chiral auxiliaries.
ChemInform Abstract: Efficient Deacylation of N‐Acylimidazoles by Functionalized Surfactant Micelles
Authors: IHARA Y. , NANGO M. , KOGA J.
Published: May 2016

(kinetics for all 16 (II)·cat.
ChemInform Abstract: Iodofluoroalkanesulfonyl Fluorides. Synthesis and Conversion to New Derivatives.
Authors: CHEN L. F. , MOHTASHAM J. , GARD G. L.
Published: May 2016

The thermal radical‐induced addition of octafluoro‐5‐iodo‐3‐oxapentanesulfonyl fluoride (I) to alkenes and alkynes is investigated.
ChemInform Abstract: Synthesis of 2‐Alkoxycarbonyl Enamino Thioaldehydes and Selenaldehydes (as Pentacarbonyltungsten(0) Complexes). Improved Synthesis of Simple and 2‐Cyano Enamino Thioaldehydes and Some Chemical Reactions of These Compounds.
Authors: MURAOKA M. , YAMAMOTO T. , ENOMOTO K. , TAKESHIMA T.
Published: May 2016

A series of stable 2‐alkoxycarbonyl enamino thioaldehydes, e.g. (VI), are synthesized by solvolysis of the respective Vilsmeier salts with NaHS.
ChemInform Abstract: Tandem Organometallic Addition Reactions to N‐Methoxy Ureas and Urethanes in the Preparation of Unsymmetrical and Symmetrical Ketones.
Authors: HLASTA D. J. , COURT J. J.
Published: May 2016

Symmetric, e.g. (III), and asymmetric ketones such as (IV) are prepared by treatment of the urethane (Ia) or the ureas (Ib), (Ic) with organometallic reagents such as the lithium compounds (II).
ChemInform Abstract: Mono and Bis(bioreductive) Alkylating Agents: Synthesis and Antitumor Activities in a B16 Melanoma Model.
Authors: WITIAK D. T. , LOPER J. T. , ANANTHAN S. , ALMERICO A. M. , VERHOEF V. L. , FILPPI J. A.
Published: May 2016

Wittig reaction of the phosphonium salt (IV) with the aldehyde (V) is the key step in the synthesis of the bisalkylating bisquinones (VIII), (IX), and (XI).
ChemInform Abstract: Synthesis of 2,3‐Diaziridinyl‐1,4‐naphthoquinone Sulfonate Derivatives as Potential Antineoplastic Agents.
Authors: LIN T.‐S. , XU S.‐P. , ZHU L.‐Y. , COSBY L. A. , SARTORELLI A. C.
Published: May 2016

The diaziridinylnaphthoquinone (IV), prepared by a two step reaction of the naphthoquinone (I) with ethylenimine (II), is coupled with twenty‐three sulfonyl chlorides such as (V) to give the corresponding sulfonates (VI).
ChemInform Abstract: Synthesis, Opioid Receptor Binding Profile, and Antinociceptive Activity of 1‐Azaspiro(4.5)decan‐10‐yl Amides.
Authors: FUJIMOTO R. A. , BOXER J. , JACKSON R. H. , SIMKE J. P. , NEALE R. F. , SNOWHILL E. W. , BARBAZ B. J. , WILLIAMS M. , SILLS M. A.
Published: May 2016

Birch reduction of 3‐phenylpropylamine (I) followed by acylation with benzyl chloroformate (II) and catalytic hydrogenation gives the cyclohexene (III) which is treated with MCPBA, yielding the epoxide (IV).
ChemInform Abstract: Synthesis and Thromboxane Synthetase Inhibitory Activity of Di‐ or Tetrahydrobenzo(b)thiophenecarboxylic Acid Derivatives.
Authors: AMEMIYA Y. , TERADA A. , WACHI K. , MIYAZAWA H. , HATAKEYAMA N. , MATSUDA K. , OSHIMA T.
Published: May 2016

Reaction of the tetrahydrobenzothiophene (I) with dimethyl carbonate (II) followed by reduction of the carbonyl group and subsequent dehydration produces the 5‐carboxylate (III).
ChemInform Abstract: Light‐Catalyzed Bromination of 3,4‐Dimethyl‐1,2,5‐thiadiazole with N‐Bromosuccinimide.
Authors: DESVARD O. E. , ROZAS M. F. , MIRIFICO M. V.
Published: May 2016

The photobromination of (I) forms mainly the dibromo derivatives after 9‐10 h and the tri‐ and tetrabromo derivatives after 40 h, the product ratio being (IV)/(V) = 1/7.
ChemInform Abstract: The Thieno(3,2‐c)pyridine and Furo(3,2‐c)pyridine Rings: New Pharmacophores with Potential Antipsychotic Activity.
Authors: NEW J. S. , CHRISTOPHER W. L. , YEVICH J. P. , BUTLER R. , SCHLEMMER R. F. JUN. , VANDERMAELEN C. P. , CIPOLLINA J. A.
Published: May 2016

Coupling of the heterocyclic carboxaldehydes (I) with malonic acid (II) produces the acrylic acid derivatives (III) via decarboxylation.
ChemInform Abstract: Synthesis and Antitumor Activity of Fused Tetracyclic Quinoline Derivatives. Part 1.
Authors: YAMATO M. , TAKEUCHI Y. , HASHIGAKI K. , IKEDA Y. , CHANG M. , TAKEUCHI K. , MATSUSHIMA M. , TSURUO T. , TASHIRO T. , TSUKAGOSHI S. , YAMASHITA Y. , NAKANO H.
Published: May 2016

Chlorination of the tricyclic ketones (I) followed by coupling with the amine (II) gives the fused quinoline derivatives (III) with an amino side chain.
ChemInform Abstract: New 1,4‐Dihydropyridine Derivatives Combining Calcium Antagonism and α‐Adrenolytic Properties.
Authors: MARCINIAK G. , DELGADO A. , LECLERC G. , VELLY J. , DECKER N. , SCHWARTZ J.
Published: May 2016

Condensation reaction of the substituted amine (I) with 2‐bromoethanol (II) gives the amino alcohol (IIIa).
ChemInform Abstract: Synthesis and Properties of 2,6‐Diazabicyclo(2.2.2)octane‐3,5‐diones and the Corresponding Dithiones.
Authors: KALME Z. A. , LIEPIN'SH E. E. , PELCHER YU. E. , DUBUR G. YA.
Published: May 2016

The α,β‐unsaturated carbonyl compounds (I) are coupled with malonamide (II) to give the diazabicyclooctanediones (III).
ChemInform Abstract: 4‐Methyl‐5‐hydroxypyrimidine and Its N‐Oxides: Synthesis and Reactivity in Electrophilic Substitution Reactions.
Authors: GASHEV S. B. , GOL'TSOVA L. V. , SMIRNOV L. D. , LEZINA V. P.
Published: May 2016

Starting with 6‐methyluracil (I), 4‐methyl‐5‐hydroxypyrimidine (VII) is prepared as shown in the reaction scheme.
ChemInform Abstract: Unambiguous Synthesis of 3‐Aryloxymethylmorpholine Hydrochlorides Without Ring Enlargement Side Reactions.
Authors: BROWN G. R. , FOUBISTER A. J.
Published: May 2016

The title compounds (V) are synthesized as potential appetite suppressants.
ChemInform Abstract: Organosulfur Phosphorus Acid Compounds. Part 1. m‐Sulfophenylphosphonic Acid.
Authors: MONTONERI E. , GALLAZZI M. C. , GRASSI M.
Published: May 2016

The title compound (III), a stable solid, is synthesized according to the scheme.
ChemInform Abstract: ansa‐Metallocene Derivatives. Part 16. Chiral Titanocene and Zirconocene Derivatives with Symmetrically‐Substituted, Tetramethylethanediyl‐Bridged Ligand Frameworks. Crystal Structures of Representative Examples.
Authors: GUTMANN S. , BURGER P. , HUND H.‐U. , HOFMANN J. , BRINTZINGER H.‐H.
Published: May 2016

Six bis(cyclopentadienylmagnesium chlorides) such as (III), prepared by reductive coupling of the fulvalenes (I) with magnesium (II) in the presence of CCl4, react with TiCl3 (IVa) or ZrCl4 (IVb) to give the corresponding racemic (V) and meso‐metallocenes (VI).
ChemInform Abstract: Phenoxo and Diphenoxo Complexes of Titanium(III) and Vanadium(III): Synthesis and X‐Ray Structure.
Authors: MAZZANTI M. , FLORIANI C. , CHIESI‐VILLA A. , GUASTINI C.
Published: May 2016

The 1:1 molar reaction of the V(III) complex (I) or its Ti(III) analogue with sodium 2,6‐dialkylphenolates such as (II) leads to the monomeric five‐coordinate complexes (IIIa) (space group P21/n, Z=4) and (IIIb) (yield 62%; P21/c, Z=4).
ChemInform Abstract: Bisareneiron Dications: Synthetic Problems and Reactions with Nucleophiles.
Authors: MANDON D. , ASTRUC D.
Published: May 2016

The bisareneiron dication salts (IV), prepared by reaction of the arenes (I) with FeCl2 and AlCl3, followed by hydrolysis and treatment with HPF6 (III), react with NaBH4 to give the stable monocation salt (V) due to hydride transfer.
ChemInform Abstract: Functionalized Cyclopentadienyl Ligands. Part 2. Synthesis of a Cobalt Half‐Sandwich Complex with Intramolecular C‐C Double‐Bond Coordination.
Authors: OKUDA J. , ZIMMERMANN K. H.
Published: May 2016

The iodo(carbonyl) complex (VI) on thermolysis yields the dimeric product (V) without affecting the 3‐butenyl substituent during the decarbonylation reaction.