bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: o‐Quinone Methides. Part 3. X‐Ray Crystal Structure and Reactivity of a Stable o‐ Quinone Methide in the E‐Configuration.
Authors: ARDUINI A. , POCHINI A. , UNGARO R. , DOMIANO P.
Published: May 2016

o‐Quinone methides are of biochemical interest because they play a key role in the reactions of phenolic salts.
ChemInform Abstract: Skeletal Rearrangement in the ADE‐Reaction of Styrenes with Dicyclohexylperoxydicarbonate.
Authors: SHEBELOVA I. YU. , SOKOVA F. M. , BODRIKOV I. V.
Published: May 2016

Die Trimethylstyrole (Ia)‐(Ic) reagieren mit dem Peroxydicarbonat (II) in Nitromethan in Gegenwart von Aluminiumchlorid unter Skelettumlagerung zu den Dimethylbenzyl‐methyl‐ketonen (III).
ChemInform Abstract: Anionic Homoaromaticity: A Gas‐Phase Experimental Study.
Authors: LEE R. E. , SQUIRES R. R.
Published: May 2016

The gas‐phase acidities of the bicyclic and monocyclic alkenes and dienes (I)‐(VIII) are measured in a model study of anionic homoaromaticity.
ChemInform Abstract: A Convenient Procedure for Carboxylation ‐ Robinson Annulations of Ketones Using Triethylamine Base in the Presence of Magnesium Chloride.
Authors: OLSEN R. S. , FATAFTAH Z. A. , RATHKE M. W.
Published: May 2016

Bei der Carboxylierung der Cycloalkanone (I) in Gegenwart von Magnesiumchlorid werden intermediär die Chelate (II) gebildet, aus denen durch Addition von Methylvinylketon (III) und nachfolgende Decarboxylierung im sauren Milieu die Michael‐Addukte (IV) erhalten werden.
ChemInform Abstract: Electrochemical Fluorination of Methanedisulfonyl Fluoride.
Authors: KLINK F. W. , WASSER D. J. , LIU C. C.
Published: May 2016

The electrochemical fluorination of methanedisulfonyl fluoride (I) producing difluoromethanedisulfonyl fluoride (II) is performed in a modified Simon′s reactor system.
ChemInform Abstract: Structure of 2‐Amino‐N‐pyrroline Salts with Benzyl Chloride and α‐Haloketones.
Authors: BABICHEV F. S. , KOVTUNENKO V. A. , DEMCHENKO A. M. , TYLTIN A. K.
Published: May 2016

2‐Amino‐Al‐pyrrolin (I) reagiert mit Benzylchlorid (IIa) bzw. den Bromverbindungen (IIb)‐(IIf) zu den Salzen (III).
ChemInform Abstract: Reactions of Organic Anions. Part 137. Synthesis of 2‐Arylindoles via Condensation of ortho‐Aminobenzyl Sulfones with Aromatic Aldehydes.
Authors: WOJCIECHOWSKI K. , MAKOSZA M.
Published: May 2016

The Schiff bases (III) (not isolated), obtained from the aminobenzyl sulfones (I) and the aldehydes (II), cyclize on treatment with strong alkali to give the corresponding 2‐arylindoles or ‐pyridopyrroles (V).
ChemInform Abstract: Photochemistry of Heterocycles. Part 12. A Facile and Convenient Synthesis of Aryl Enaminoaldehydes.
Authors: FISERA L. , ORAVEC P. , STIBRANYI L. , KOZINA N. D. , BADOVSKAJA L. A.
Published: May 2016

The tetrahydrofuro‐isoxazoles (I), prepared by cycloaddition reaction of benzonitrile oxides and 2‐furanone, react with ammonia to give the dihydroisoxazoles (II).
ChemInform Abstract: Thiadiazoles and Dihydrothiadiazoles. Part 5. Synthesis of 2,3‐Dihydro‐1,3,4‐thia‐diazoles by Reaction of Aldehydes or Ketones with Thioaroylhydrazines.
Authors: EVANS D. M. , HILL L. , TAYLOR D. R. , MYERS M.
Published: May 2016

Ageneral method for the synthesis of the dihydrothiadiazoles (III), involving condensation of the thioarylhydrazines (I) with the aldehydes and ketones (I I) is described.
ChemInform Abstract: Lactones. Part 12. Diarylated Tetrahydrofurfurylamines from γ‐Aminomethyl‐γ‐butyrolactones.
Authors: LEHMANN J. , MARX G.
Published: May 2016

Arylmagnesiumbromide (II) werden mit den Lactonen (I) zu den dihydroxylierten Diarylpentylaminen (III) umgesetzt, die durch Dehydratisierung in die lipophileren pharmakologisch interessanten Tetrahydrofuran‐Derivate (IV) umgewandelt werden können.
ChemInform Abstract: Synthesis and Photochemical Properties of Pyrimidine‐6‐azapyrimidine Analogs of Dinucleotides with Propanone Bridge.
Authors: ZASADA‐PARZYNSKA A. , CELEWICZ L. , GOLANKIEWICZ K.
Published: May 2016

Ausgehend vom O‐silylierten Uracil (Ia) bzw. Thymin (Ib) werden durch Reaktion mit !,3‐Dibrompropanon (II) und nachfolgende Umsetzung der Alkylierungsprodukte (III) mit dem O‐silylierten Azauracil (IVa) bzw. Azathymin (IVb) die N,N′‐verknüpften Dinucleotid‐Analoga (V) hergestellt.
ChemInform Abstract: Boron Compounds. Part 69. Introduction and Removal of tert‐Butyldimethylsilyl Groups via Diethylboryloxy Compounds.
Authors: DAHLHOFF W. V. , TABA K. M.
Published: May 2016

The diethylboryl ethers (III), prepared from the alcohols (I) and triethylborane (II), react with the tert‐butyldimethylsilyl enolate (IV) to yield the corresponding silyl ethers (VI).
ChemInform Abstract: Reactions of Trialkylsilyl Trifluoromethanesulfonates. Part 5. Synthesis and Reactions of N,N‐Bis(trialkylsiloxy)‐1‐alken‐1‐amines.
Authors: FEGER H. , SIMCHEN G.
Published: May 2016

Nitroalkanes (I) react with trialkylsilyl triflates (II) in the presence of triethylamine to yield the title Compounds (III) which are arranged to give 2‐(trialkylsiloxy)oxime O‐trialkylsilyl ethers as (IV) by heating or by Lewis acids.
ChemInform Abstract: Ring Opening Reactions of Tetrahydrofurane with Phosphorus Halides.
Authors: PERINGER P. , WINKLER P.‐P.
Published: May 2016

The reaction of THF with (II) or (IV) affords the products (III) or (V), respectively.
ChemInform Abstract: Migration of the Phosphoryl Group in the Photochemical and Thermal Wolff Rearrangement.
Authors: POLOZOV A. M. , PAVLOV V. A. , POLEZHAEVA N. A. , LIORBER B. G. , TARZIVOLOVA T. A. , ARBUZOV B. A.
Published: May 2016

Die aus dem phosphorylierten β‐Ketoester (I) durch Umsetzung mit Tosylazid hergestellte Diazoverbindung (II) bildet bei UV‐Belichtung oder beim Erhitzen der Lösung in Methanol über die Keten‐Zwischenstufe (III) den Phosphorylmalonsäureester (IV).
ChemInform Abstract: A Convenient Synthesis of Alkyl Hydrogen 1‐(Benzyloxycarbonylamino)alkanephosphonates.
Authors: HOFFMANN M.
Published: May 2016

The condensation of the 1‐(benzyloxycarbonylamino)alkyl phosphonic acids (I) with the primary and secondary alcohols (II) is accomplished by treatment with thionyl Chloride in DMF.
ChemInform Abstract: Reaction of N‐Phosphorylated Thioamides with Monochloroacetic Acid Derivatives.
Authors: ZABIROV N. G. , CHERKASOV R. A. , PUDOVIK A. N.
Published: May 2016

Die N‐phosphorylierten Thioamide (I) reagieren mit Chloressigsäure und ihren Derivaten (II) in Gegenwart von Triethylamin stets unter S‐Alkylierung.
ChemInform Abstract: The Formation of P‐H Bond Containing 1,2‐Oxaphospholenes by Hydrochlorination of 1,2‐Alkadienephosphonous Acids.
Authors: BELAKHOV V. V. , IONIN B. I.
Published: May 2016

Die Allenphosphonigsäuren (I) reagieren mit trockenem Chlorwasserstoff unter Cyclisierung zu den Oxaphospholenen (II).
ChemInform Abstract: Methyl(2‐mercapto‐4‐methylpyrimidinato)mercury(II): A Methylmercury(II) Derivative with an Unusual Metal‐Metal Interaction.
Authors: BRAVO J. , CASAS J. S. , MASCARENHAS Y. P. , SANCHEZ A. , DE SANTOS C. O. P. , SORDO J.
Published: May 2016

The mercury‐mercury distance in crystals of (III), obtained by reaction of (I) with methyl mercuric hydroxide (II), is determined by structural analysis to be 3.1 Å.
ChemInform Abstract: The Spectroscopic Characterization of Tungsten(V) Complexes of the Type Cp2W2(μ‐S)2EE′. Crystal and Molecular Structure of Cp2W2(μ‐S)2(NSiMe3)2
Authors: HERBERHOLD M. , JELLEN W. , ZIEGLER M. L.
Published: May 2016

The binuclear sulfur‐bridged Complexes (IIIa) and (IIIb) are obtained in low yields as shown.
ChemInform Abstract: Bis‐organoamide Complexes of Nitrosyl[tris(3,5‐dimethylpyrazolyl)borato]molybdenum and ‐tungsten. The Crystal and Molecular Structure of [Mo(NO){HB(Me2pz)3}(NHBun)2].
Authors: AL OBAIDI N. , HAMOR T. A. , JONES C. J. , MCCLEVERTY J. A. , PAXTON K.
Published: May 2016

The bis(alkylamidate)‐ and bis(arylamidate)‐Mo Complexes (I) and (III) are obtained starting from the iodomonoamidate Complexes (II) as shown.
ChemInform Abstract: Chemistry of Di‐ and Tri‐metal Complexes with Bridging Carbene or Carbyne Ligands. Part 46. Synthesis of Heteronuclear Trimetal Compounds from the Dimetallic Compounds [ReM(≡CC6H4Me‐4)(CO)9] (M: Cr, Mo, or W) and [CoW(≡CC6H4Me‐4)(CO)8]; X‐Ray Structure of [CrReFe(μ3‐CC6H4Me‐4)‐(μ‐CO)(CO)11].
Authors: EVANS D. G. , HOWARD J. A. K. , JEFFERY J. C. , LEWIS D. B. , LEWIS G. E. , GROSSE‐OPHOFF M. J. , PARROTT M. J. , STONE F. G. A.
Published: May 2016

The 1:2 molar reaction of the binuclear Carbyne Complexes (I) with Fe2(CO)9 affords the trimetal Complexes (II).
ChemInform Abstract: Inverse Triphenylmethylium Dyes.
Authors: HELLWINKEL D. , GAA H. G. , GOTTFRIED R.
Published: May 2016

When in the conventional triphenylmethylium dye systems of, e.g., the crystal violet type (XVII) the N‐donor and C‐acceptor centers are interchanged, the "Inverse Triphenylmethylium Dye Types", e.g. (XVIII), are obtained showing very similar colors.
ChemInform Abstract: Methoxylation of Enolizable Steroidal 4‐Ene‐3‐ones Using Hypervalent Iodine.
Authors: NUMAZAWA M. , OGATA M.
Published: May 2016

Androst‐4‐ene‐3,17‐dione (I) reacts with o‐iodosylbenzoic acid (II) yielding the isomeric methoxy derivatives (III) and (IV) and the diene (V).
ChemInform Abstract: A Novel Decarboxylation of α‐Amino Acids. A Facile Method of Decarboxylation by the Use of 2‐Cyclohexen‐1‐one as a Catalyst.
Authors: HASHIMOTO M. , EDA Y. , OSANAI Y. , IWAI T. , AOKI S.
Published: May 2016

The amino acids (I) are decarboxylated in refluxing cyclohexanol in the presence of the cyclohexenone (II) to yield the amines (III).
ChemInform Abstract: Synthesis and Conformation of 1,2‐cis‐Pentopyranosyl Azides.
Authors: GYOERGYDEAK Z. + , SZILAGYI L.
Published: May 2016

The free azide (II) is obtained from the acetylated halide (I).
ChemInform Abstract: Use of 3,4‐Dimethoxybenzyl Group as a Protecting Group for the 2′‐Hydroxyl Group in the Synthesis of Oligoribonucleotides.
Authors: TAKAKU H. , ITO T. , IMAI K.
Published: May 2016

Various methods for the introduction of the 3,4‐dimethoxybenzyl group as a protecting group in the synthesis of oligoribonucleotides are described.
ChemInform Abstract: Synthesis of 4‐Demethoxy‐6,11‐dideoxydaunomycinone. A Highly Deoxygenated Anthracyclinone.
Authors: RAVICHANDRAN K. , KERDESKY F. A. J. , CAVA M. P.
Published: May 2016

Auf dem im Formelschema skizzierten Weg wird aus dem Dimeh thylanthrachinon (Ia) das im Titel genannte Anthracyclinon (IIId) hergestellt.
ChemInform Abstract: Homolytic and Heterolytic Bond Dissociation Energies of the Second Row Group 8, 9, 5 and 10 Diatomic Transition‐Metal Hydrides: Correlation with Electronic Structure.
Authors: TOLBERT M. A. , BEAUCHAMP J. L.
Published: May 2016

The homolytic bond energies (obtained by monitoring the hydride‐transfer reactions of the metal ions produced in an ion beam apparatus with a series of hydride donating reagents) for RuH, RhH, and PdH are found to be comparable, 56, 59, and 56 kcal/mol, while those for FeH (43), CoH (54), and NiH (65) are quite varied.
ChemInform Abstract: Stabilization of RuO2 by IrO2 for Anodic Oxygen Evolution in Acid Media.
Authors: KOETZ R. + , STUCKI S.
Published: May 2016

The stability of RuO2 during anodic O2 evolution is significantly improved by admixture of IrO2.
ChemInform Abstract: Azide as a Scavenger of Hydrogen Atoms.
Authors: YE M. , MADDEN K. P. , FESSENDEN R. W. , SCHULER R. H.
Published: May 2016

The rate constant k1 has been determined by time‐resolved ESR measurements to be very high, 1.85·1O‐9 M‐1s‐1, confirming that the azide ion is an efficient scavenger of H atoms.
ChemInform Abstract: Kinetics of Iodide‐Catalysed Oxidation of Antimony(III) by Hexacyanoferrate(III).
Authors: SRIRAMAM K. , NATH P. R. , SASTRY B. V. , RAO R. P.
Published: May 2016

Reaction A has been studied in aqueous H2SO4.
ChemInform Abstract: Effect of Acid Treatment on the Properties of Dealuminated Y Zeolite.
Authors: HEY M. J. , NOCK A. , RUDHAM R. , APPLEYARD I. P. , HAINES G. A. J. , HARRIS R. K.
Published: May 2016

The effect of controlled acid treatments in the pH range 0.0‐4.8 on the physical properties of SiCl4 dealuminated Yzeolite and on its activity for catalytic dehydration of 2‐propanol has been investigated.
ChemInform Abstract: α‐Cadmium Metavanadate Preparation at Room Temperature. Part 1.
Authors: GONI‐ELIZALDE S. , FRESNO‐RUIZ S. , GARCIA‐CLAVEL M. E.
Published: May 2016

It is shown that α‐ CdV2O6 can be obtained at room temp. from a CdO‐ V2O5 (l :1) mixture in H2O saturated atmosphere.
ChemInform Abstract: Models of the Cytochromes b. Effect of Axial Ligand Plane Orientation on the EPR and Mößbauer Spectra of Low‐Spin Ferrihemes.
Authors: WALKER F. A. , HUYNH B. H. , SCHEIDT W. R. , OSVATH S. R.
Published: May 2016

Combined Mößbauer, EPR, and structural studies of a series of well‐defined low‐spin heme model compounds have provided conclusive proof that so‐called "strong gma," EPR signals, in which gmax is greater than 3, can be correlated with near‐axial symmetry and in the case of planar axial ligands with perpendicular alignment of ligand planes.
ChemInform Abstract: Surface‐Specific Phosphate Cleavage of a Substrate‐Functionalized Vesicular Surfactant.
Authors: MOSS R. A. , SWARUP S.
Published: May 2016

The p‐nitrophenyl phosphate (I) is prepared by reaction of p‐nitrophenyl phosphorodichloridate with 1,2‐dipalmitoyl‐rac‐glycerol in ether/pyridine (4 h, 25°C), followed by hydrolysis (H2O, pyridine, 1 h, 25°C) (yield 80%).
ChemInform Abstract: Small Macrocyclic Ligands with Mixed Nitrogen‐ and Oxygen‐Donor Atoms.
Authors: THOEM V. J. + , SHAIKJEE M. S. , HANCOCK R. D.
Published: May 2016

The stabilities of some of the complexes of the metal ions Cu2+, Ni2+, Zn2+, Cd2+, Pb2+, Ca2+, and Hg2+ with the ligands (I)‐(V) are reported. It is shown that addition of neutral O donors to existing amine ligands leads to an increase in complex stability for large metal ions (Pb2+, Ca2+) and a decrease for small metal ions (Cu2+, Zn2+).
ChemInform Abstract: A Stereospecific Palladium Mediated [3 + 2] Cycloaddition.
Authors: TROST B. M. , MIGNANI S. M.
Published: May 2016

The E‐acetalester (Ib) and the trimethylsilyl methallylacetate (II) react in the presence of Pd‐catalysts to give the isomeric methylene cyclopentane esters (IIIa) and (IIIb).
ChemInform Abstract: Lithium Hydride Addition to Ynolate Anions: The Mechanism of Reductive Ester Homologation.
Authors: KOWALSKI C. J. , LAL G. S.
Published: May 2016

Control experiments indicate that the active reducing species in the transformation (I) ‐+ (II) (described in a previous publication) is actually lithium hydride, formed in situ from LiTMP and cyclohexadiene.
ChemInform Abstract: Assimilatory and Dissimilatory Reduction of NO3‐ and NO2‐ with an (n‐Bu4N)3‐(Mo2Fe6S8(SPh)9) Modified Glassy‐Carbon Electrode in Water.
Authors: KUWABATA S. , UEZUMI S. , TANAKA K. , TANAKA T.
Published: May 2016

The catalytic reduction of NO3‐ to NH3 with the title electrode is accomplished for the first time by the controlled‐potential electrolysis at ‐ 1.25 V vs. SCE in water.
ChemInform Abstract: Synthesis and Complex Formation of Monomethyl‐oligo(ethyleneoxide)‐substituted Acetylacetones.
Authors: FRERE Y. , GRAMAIN P.
Published: May 2016

Acetylacetone (I) reacts with potassium in tert‐butanol yielding the alkali salt (II), which is alkylated at C3 to give (IV), whereas the dialkali salt (V) favours C1 alkylation yielding (VI).
ChemInform Abstract: Reactions in Slightly Hydrated Solid‐Liquid Heterogenous Media: The Methylation Reaction with Dimethyl Sulfate.
Authors: ACHET D. , ROCRELLE D. , MURENGEZI I. , DELMAS M. , GASET A.
Published: May 2016

The alcohols and phenols (I) are methylated with stoichiometric amounts of dimethyl sulfate in ether in the presence of solid potassium hydroxide and small amounts of water, yielding the methyl ethers (III).
ChemInform Abstract: Reactions of Tetrafluoroethene Oligomers. Part 4. Some Reactions of the Major Hexamer Oligomer with Nucleophiles Based on Oxygen and Sulphur.
Authors: COE P. L. , SELLARS A. , TATLOW J. C. , FIELDING H. C. , WHITTAKER G.
Published: May 2016

Reactions of the hexamer (II) of tetrafluoroethylene with various nucleophiles, yielding the products summarized in the reaction scheme, are studied.
ChemInform Abstract: Some Observations on the Catalytic and Direct Photolytic Reactions of cis‐Cyclodecene and cis‐Bicyclo[3.3.0]oct‐2‐ene with Dimethyldiazomalonate.
Authors: ANAC O.
Published: May 2016

Die photochemisch induzierte Umsetzung der Olefine (I) und (VI) mit Diazomalonat (II) wird mit dem Verlauf der analogen Kupfer‐katalysierten Reaktion anhand zeitabhängiger GC‐ und IR‐Untersuchungen verglichen.
ChemInform Abstract: Fluoro‐Ketones. Part 9. Hydration of Perfluoroalkylpolyketones and Their Reactions Forming Novel Cyclic Compounds.
Authors: CHEN L. S. , FRATINI A. V. , TAMBORSKI C.
Published: May 2016

Die fluorierten Di‐ (I), (II) und Tetraketone (III) reagieren mit Wasser, Ethanol, Tetrahydrofuran und Pyridin zu stabilen Addukten, deren Strukturen untersucht und diskutiert werden.
ChemInform Abstract: Synthesis and Pharmacological Activity of Phenylendioxamic Acid Derivatives.
Authors: PETYUNIN G. P. , DMITRIEVSKAYA ZH. V. , DROGOBOZ S. M. , ANTKIV T. V.
Published: May 2016

Die Bis‐oxamidsäureester (II) werden nach bekannten Methoden in die Derivate (I), (IV), (VI), (VIII) und (X) übergeführt.
ChemInform Abstract: Synthesis of 2‐Naphthylamine‐N,N‐diacetic Acids and Their Application to Metallofluorescent Indicator.
Authors: MIYAHARA T.
Published: May 2016

Als Fluoreszenzindikatoren zur quantitativen Bestimmung von Metallen wie Kupfer, Cobalt und Nickel werden die 2‐Naphthylaminodiessigsäuren (Ia)‐(Ic) synthetisiert.
ChemInform Abstract: Synthesis of (±)‐1β‐Methoxy‐9β,7β‐epoxy‐5α‐methyl‐trans‐decalin.
Authors: BANERJEE A. K. , PENA MATHEUD C. A. , HURTADO H. E. , DIAZ M. G.
Published: May 2016

Die im Titel genannte Verbindung (VIII) wird ausgehend vom Ketoacetal (I) auf dem angegebenen Weg synthetisiert.
ChemInform Abstract: Directed β‐Lithiation of 2‐Substituted Indoles. A New Synthetic Route to 2,3‐Disubstituted Indoles.
Authors: JOHNSON D. A. , GRIBBLE G. W.
Published: May 2016

Die aus dem N‐geschützten Indol (I) in situ hergestellte 3‐Lithioverbindung (II) reagiert mit einigen Elektrophilen zu den 2,3‐disubstituierten Indolen (III).
ChemInform Abstract: Thermal Condensation of Substituted Imidazoles with Trifluoroacetaldehyde.
Authors: FUJII S. , MAKI Y. , KIMOTO H. , COHEN L. A.
Published: May 2016

The thermal Condensation of the monosubstituted imidazoles (I), (IV), and (VII), and the disubstituted imidazoles (XI), (XIV),and (XVI) with trifluoroacetaldehyde ethyl hemiacetal (II) yields the products summarized in the reaction scheme.
ChemInform Abstract: Preparation of 2‐(2H‐Benzotriazol‐2‐yl)phenols by the Reduction of 2‐[(2‐Nitrophenyl)azo]phenols with Thiourea S,S‐Dioxide.
Authors: TANIMOTO S. , KAMANO T.
Published: May 2016

The benzotriazoles (III) are obtained from the 2‐nitrophenylazophenols (I) by reduction with thiourea S,S‐dioxide (II) in the presence of sodium hydroxide.
ChemInform Abstract: Synthesis and Biological Activity of Mono‐ and Tricyclic 2‐Amino‐3‐cyanopyridine Derivatives.
Authors: TUGUSHEVA N. ZH. , ERSHOV L. V. , GRANIK V. G. , SHVARTS G. YA. , SYUBAEV R. D. , MASHKOVSKII M. D.
Published: May 2016

In den substituierten Amino‐cyano‐chlorpyridinen (II) wird das Chlor durch Ammoniak (Ia) bzw. die Amine (Ie) und (If) zu den Diaminoderivaten (III) substituiert.
ChemInform Abstract: Synthesis of Imidazo[1,2‐a]pyridine and Pyrido[1,2‐a]pyrimidine Derivatives by the Addition and Cyclocondensation Reactions of Ketenaminals Containing Imidazolidine or Hexahydropyrimidine Ring with Esters of α,β‐Unsaturated Acids.
Authors: HUANG Z. , LIU Z.
Published: May 2016

Durch Addition der Alkin‐ (II) bzw. Alkencarbonsäureester (V) an die Ketenaminale (I) und nachfolgende Cyclisierung der Addukte wie (III) werden die heterocyclischen Systeme (IV) bzw. (VI) aufgebaut.
ChemInform Abstract: Synthesis and Radioprotective Properties of Sulfur Containing Derivatives of Natural Purine Metabolites.
Authors: KRUTOVSKIKH G. N. , GORNAEVA G. F. , VARTANYAN L. P. , MURAVICH‐ALEKSANDR KH. L. , PERNIKOVA V. G.
Published: May 2016

Die 2‐Chlor‐7‐methyladenine (I) werden in ihre Hydrochloride übergeführt, die sich dann mit Thioharnstoff zu den Methylthioadeninen (II) neben geringen Anteilen der Sulfide (III) umsetzen lassen.
ChemInform Abstract: Synthesis of 2,4‐Bis(hexamethylenimino)‐ and 2,4‐Bis(hexamethyleniminomethyl)‐1,5‐bisaryl‐1,5‐pentadione Dihydrochlorides and Their Biological Properties.
Authors: PETROCYAN L. M. , GEVORGYAN G. A. , VLASENKO E. V. , DURGARYAN L. K. , APOYAN N. A. , TUMADZHYAN A. E. , MELKONYAN ZH. S. , MNDZHOYAN O. L.
Published: May 2016

Die Diarylketone (I) werden bromiert und die erhaltenen α,α′‐Dibromdiketone (II) zu den Hexamethylenimino‐Derivaten (III) umgesetzt.
ChemInform Abstract: Synthesis of the Enantiomers of 7,8‐Dimethoxy‐2‐phenyl‐1,2,4,5‐tetrahydro‐3‐benzazepine.
Authors: PFISTER J. R.
Published: May 2016

Ausgehend von Homoveratrylarnin (II) und dem racemischen O‐Acetylmandelsäurechlorid (±)‐(I) wird auf dem im Schema angegebenen Weg die im Titel genannte Verbindung (VI) synthetisiert.
ChemInform Abstract: Convenient Syntheses of Pyrimidino[4,5‐b][1,5]benzodiazepinones and Pyrimidino[1,6‐a]benzimidazolones.
Authors: AOTSUKA T. , MORITA H. , TAKAGI K. , OKAMOTO Y.
Published: May 2016

The amino‐benzodiazepine (I) is converted to the carbamate (II) which cyclizes with the amines (III) under basic conditions to produce the pyrimidino‐benzodiazepines (V) via (IV).
ChemInform Abstract: Synthesis of Fluorinated Polysiloxanes. Part 3. Addition of Silicium Thiols to Fluorinated Olefins.
Authors: BOUTEVIN B. , FLEURY E. , PIETRASANTA Y. , SARRAF L.
Published: May 2016

Die radikalisch initiierte Addition des Thiols (II) an die fluorierten Allylether (I) und Ester (IV) sowie Pentafluorstyrol (IX) liefert die im Schema aufgeführten Produkte (III), (V)‐(VIII) und (X).
ChemInform Abstract: Synthesis and Molecular Structure of a Novel Bis(η5‐dicarbollide) Silicon Sandwich Compound: commo‐3,3′‐Si(3,1,2‐SiC2B9H11)2.
Authors: REES W. S. JUN. , SCHUBERT D. M. , KNOBLER C. B. , HAWTHORNE M. F.
Published: May 2016

Reaction of SiCl4 with 2 molar equiv. of (I) in refluxing benzene yields the moist air‐sensitive title compound (II).
ChemInform Abstract: The Stereospecific Preparation of F‐Alkenyl Cadmium Reagents Directly from F‐Alkenyl Iodides and Bromides and Cadmium Metal.
Authors: BURTON D. J. , HANSEN S. W.
Published: May 2016

Die Fluorolefine (I) werden mit Cadmium in einer stereospezifisch verlaufenden Reaktion in ein Gemisch der feuchtigkeitsempfindlichen, aber thermisch stabilen Alkenylcadmium‐Derivate(II) und (III) übergeführt.
ChemInform Abstract: Oxidative Chlorination of Aldehydes and Ketones by Molybdenum(IV): A Synthetic Route to Molybdenum(III) Halide Complexes.
Authors: ROH S. Y. , BRUNO J. W.
Published: May 2016

The oxidative chlorination of α‐branched ketones or aldehydes e.g. isobutyraldehyde (II) by MoCl4(NCMe)2 (I) giving (IV) constitutes a simple route to some synthetically useful Mo(III) precursors such as (III).
ChemInform Abstract: Intramolecular Shielding of Charge‐Transfer Excited States of Surfactant‐Active Rhenium(I) Photosensitizers.
Authors: REITZ G. A. , DRESSICK W. J. , DEMAS J. N. , DEGRAFF B. A.
Published: May 2016

The surfactant‐active Re(I)‐photosensitizer complexes (I) show an intramolecular perturbation of CT excited‐state properties by the electronically passive alkyl chain.
ChemInform Abstract: Binuclear Metal Complexes. Part 59. Synthesis and Magnetism of Dicopper(II) and Copper(II)‐Nickel(II) Complexes with N,N′‐Ethylenedisalicylamidatocuprate(II).
Authors: LIAO D. , ZHONG Z. J. , OKAWA H. , KIDA S.
Published: May 2016

The reaction of CuCl2 with 2,2′‐bipyridyl or 1,10‐phenanthroline in MeOH, followed by addition of sodium N,N′‐ethylenedisalicylamidatocuprate(II) yielded the complexes (I), whereas starting with NiSO4 and the heterocycles in H2O followed by addition of the complexed cuprate resulted in formation of (II) (yields not given).
ChemInform Abstract: Synthesis and Structural Characterization of the [H6‐nNi34(CO)38C4]n‐ (n = 6, 5) and [Ni35(CO)39C4]6‐ Clusters: Molecular Models for Carbidized Metal Crystallites.
Authors: CERIOTTI A. , FAIT A. , LONGONI G. , PIRO G. , RESCONI L. , DEMARTIN F. , MANASSERO M. , MASCIOCCHI N. , SANSONI M.
Published: May 2016

The 2:1 molar reaction of tetrasubstituted ammonium salts of [Ni6(CO)12]2‐ with C2Cl6 in acetonitrile or acetone leads to variable mixtures of Clusters from which the less soluble one (I) is isolated by extraction.
ChemInform Abstract: Dicyanoimidazole Complexes of Cu(I): a Carbonyl Assisted Alcoholysis of Nitrile.
Authors: RASMUSSEN P. G. , LIN R. , BUTLER W. M. , BAYON J. C.
Published: May 2016

The Cu compound (I) reacts with the dicyanoimidazole (II) to produce a solid 1:1 complex (III), irrespective of the ratios of the starting compounds.
ChemInform Abstract: Crystal Structures and Magnetic Properties of μ‐Phenolato Copper(II) Binuclear Complexes with Hydroxo, Azido, and Cyanato‐O Exogenous Bridges.
Authors: MALLAH T. , BOILLOT M.‐L. , KAHN O. , GOUTERON J. , JEANNIN S. , JEANNIN Y.
Published: May 2016

The binuclear Cu(II) Complexes (I) are prepared by successive reaction of the Schiff base from 2,6‐diformyl‐4‐methylphenol and 1,1‐dimethylethylenediamine with LiOH, Cu(II) perchlorate, and at least with the appropriate anion of LiOH, NaN3, or NaNCO.
ChemInform Abstract: Insertion of SnCl2 into an Os‐Os Bond of Os3(CO)11(μ‐CH2) to Give the Planar Cluster Os3SnCl2(CO)11(μ‐CH2) with a Pentacoordinate Tin Atom.
Authors: VISWANATHAN N. , MORRISON E. D. , GEOFFROY G. L. , GEIB S. J. , RHEINGOLD A. L.
Published: May 2016

Addition of anhydrous SnCl2 to a solution of the unusually reactive Cluster (I) yields the novel Os3Sn Cluster (II) with a near‐planar butterfly structure.
ChemInform Abstract: C45‐ and C50‐Carotenoids. Part 5. Synthesis of an Optically Active Cyclic C20‐Building Block and of (2R,2′S)‐3′,4′‐Didehydro‐1′,2′‐dihydro‐2‐(4‐hydroxy‐3‐methylbut‐2‐enyl)‐2′‐(3‐methylbut‐2‐enyl)‐β,ψ‐caroten‐1′‐ol( = C.p. 473).
Authors: WOLLEB H. , PFANDER H.
Published: May 2016

1. The synthesis of the optically active R‐configurated compound (XI) starts from the acetal (Ia), which is transformed to the Wittig derivative (If) by acetylation, hydrolysis of the acetal group, reaction with triphenylphosphine dibromide and Wittig reaction with triphenylphosphine.
ChemInform Abstract: Synthesis of Racemic Aminosugar Lactones: xylo‐ and lyxo‐2,3‐Diacetylamino‐ 5‐acetoxypentan‐4‐olide and ‐2,3,5‐Triacetylaminopentan‐4‐olide.
Authors: EGLI M. , DREIDING A. S.
Published: May 2016

The tricyclic intermediate (II) which is synthesized from (I) is ring opened to give (IIIa) and its isomer (IIIb). The latter can be obtained by epimerization of (IIIa) under thermodynamic control.
ChemInform Abstract: An Efficient and Stereoselective Synthesis of 3,4,6‐Tri‐O‐acetyl‐α‐D‐glucopyranose 1,2‐(exo‐Alkyl Orthoacetates).
Authors: BANOUB J. , BOULLANGER P. , POTIER M. , DESCOTES G.
Published: May 2016

The tetraacetylglucosyl bromide (I) is treated with the N,N‐dimethylformamide dialkylacetals (II) in the presence of tetrabutylammoniumbromide producing the ortho esters (III).
ChemInform Abstract: X‐Ray Crystallographic and MO Studies on the Conformation of Corynoline and the Related Compounds.
Authors: KAMIGAUCHI M. , NODA Y. , TAKAO N. , ISHIDA T. , INOUE M.
Published: May 2016

The crystal structure of the biologically important (±)‐corynoline (Ia) is determined by X‐ray diffraction methods (PT, Z=2).
ChemInform Abstract: Total Synthesis of (±)‐Podophyllotoxin and (±)‐Epipodophyllotoxin.
Authors: VAN DER EYCKEN J. , DE CLERCQ P. , VANDEWALLE M.
Published: May 2016

A novel approach to (±)‐epipodophyllotoxin (XIIIa) and hence also to (±)‐podophyllotoxin(XIIIb) starts with the acid (I) which is transformed to the ester (VIIc) via the intermediates shown in the scheme.
ChemInform Abstract: Ba2F2Fe1.5Se3: An Intergrowth Compound Containing Iron Selenide Layers.
Authors: Driss Dalel , Janod Etienne , Corraze Benoit , Guillot‐Deudon Catherine , Cario Laurent
Published: May 2016

The title compound is synthesized from stoichiometric mixtures of BaF2, Ba, Fe, and Se (675 °C, 72 h) and characterized by single crystal XRD and electrical resistivity and magnetic susceptibility measurements.
ChemInform Abstract: Superlubricity of Graphene Nanoribbons on Gold Surfaces.
Authors: Kawai Shigeki , et al.
Published: May 2016

The superlubricity of graphene nanoribbons (GNR) on Au is interpreted based on a joint experimental and molecular dynamics computational approach.
ChemInform Abstract: A Novel Single‐Phase White Light Emitting Phosphor Ca9La(PO4)5 (SiO4)F2:Dy3+: Synthesis, Crystal Structure and Luminescence Properties.
Authors: Liu Haikun , Liao Libing , Molokeev Maxim S. , Guo Qingfeng , Zhang Yuanyuan , Mei Lefu
Published: May 2016

Ca9La(PO4)5 (SiO4)F2:Dy3+ is prepared by solid state reaction of stoichiometric quantities of CaCO3, (NH4)2HPO4, SiO2, Dy2O3, and excess NH4HF2 as a flux ( 5% H2/N2 reducing atmosphere, alumina crucible, 1450 °C, 5 h).
ChemInform Abstract: Synthesis and Photoluminescence Properties of a Red‐Emitting Phosphor Sr9Mg1.5(PO4)7:Eu3+.
Authors: Sun Wenzhi , Jia Yonglei , Ma Tengfei , Li Da , Li Haifeng , Jiang Lihong , Zhang Su , Fu Jipeng , Pang Ran , Li Chengyu
Published: May 2016

Sr9Mg1.5(PO4)7:xEu3+ (x = 0—0.8) phosphor is prepared by firing stoichiometric amounts of SrCO3, Mg(OH)2·MgCO3·6H2O, NH4H2PO4, and Eu2O3 in air (1.
ChemInform Abstract: Selective Dinitrogen Conversion to Ammonia Using Water and Visible Light Through Plasmon‐Induced Charge Separation.
Authors: Oshikiri Tomoya , Ueno Kosei , Misawa Hiroaki
Published: May 2016

Selective conversion of N2 into NH3 is achieved through plasmon‐induced charge separation by a SrTiO3 photoelectrode loaded with Au nanoparticles and a Zr/ZrOx thin film.
ChemInform Abstract: Palladium‐Tin Catalysts for the Direct Synthesis of H2O2 with High Selectivity.
Authors: Freakley Simon J. , et al.
Published: May 2016

Direct synthesis of H2O2 from H2 and O2 represents an efficient alternative to the current industrial indirect process via sequential hydrogenation and oxidation of a substituted anthraquinone.
ChemInform Abstract: Facile Conversion of Red Phosphorus into Soluble Polyphosphide Anions by Reaction with Potassium Ethoxide.
Authors: Dragulescu‐Andrasi Alina , Miller L. Zane , Chen Banghao , McQuade D. Tyler , Shatruk Michael
Published: May 2016

Soluble polyphosphide anions P5‐, P162‐, and P213‐ are identified by 31P NMR after refluxing a 1:1 THF/DME solution containing Pred and K or KOEt, with the latter requiring only 2 h reaction time.
ChemInform Abstract: La2SrCr2O7F2: A Ruddlesden—Popper Oxyfluoride Containing Octahedrally Coordinated Cr4+ Centers.
Authors: Zhang Ronghuan , Read Gareth , Lang Franz , Lancaster Tom , Blundell Stephen J. , Hayward Michael A.
Published: May 2016

The title compound is prepared by fluorination of La2SrCr2O7 at 310 °C under an O2/F2 gas mixture obtained by heating CuF2 separately at 500 °C under flowing oxygen.
ChemInform Abstract: Detection and Electronic Structure of Naked Actinide Complexes: Rhombic‐Ring (AnN)2 Molecules Stabilized by Delocalized π‐Bonding.
Authors: Vlaisavljevich Bess , Andrews Lester , Wang Xuefeng , Gong Yu , Kushto Gary P. , Bursten Bruce E.
Published: May 2016

Linear NUN dinitride molecules (isoelectronic with the uranyl dication) and minor amounts of UN are obtained in matrix isolation experiments from laser ablated and excited (microwave discharge) U atoms and N2 in excess Ar or N2 at 4 or 7 K.
ChemInform Abstract: Synthesis and Characterization of Half‐Doped Chromium Manganite La0.3Dy0.2Sr0.5Mn0.5 Cr0.5O3.
Authors: Singh Devinder , Sharma Narayan Dutt , Mahajan Arun
Published: May 2016

The title compound is obtained as single phase by firing a stoichiometric mixture of La2O3, Dy2O3, SrCO3, MnO2 and Cr2O3 in air (1573 K, 60 h).
ChemInform Abstract: Mixed‐Valent Mn16‐Containing Heteropolyanions: Tuning of Oxidation State and Associated Physicochemical Properties.
Authors: Kortz Ulrich , et al.
Published: May 2016

Compounds (V) and (VIII) are characterized by single crystal XRD, XAS, magnetic susceptibility, and electrochemical and oxidation catalytic measurements.
ChemInform Abstract: A Novel Copper‐Rich Open‐Framework Chalcogenide Constructed from Octahedral Cu4Se6 and Icosahedral Cu8Se13 Nanoclusters.
Authors: Yang Huajun , Wang Le , Hu Dandan , Lin Jian , Luo Li , Wang Hongxiang , Wu Tao
Published: May 2016

The Cu‐rich open‐framework chalcogenide (pipH)10 [Cu16Sn6Se19(Se2)6] (pip: piperidine) is prepared by solvothermal reaction of the elements and piperidine (Cu:Sn:Se = 1.8:4.3:25, autoclave, 180 °C, 12 d; 19% yield).
ChemInform Abstract: Synthesis, Crystal Structures, Magnetic Properties, and Lattice Dynamics of Ba2XCu(OH)[V2O7] with X: Cl, Br.
Authors: Sun Kewen , Litvinchuk Alexander P. , Tapp Joshua , Moeller Angela
Published: May 2016

Single crystals of the new title compounds are hydrothermally synthesized from aqueous mixtures of NH4VO3 dissolved in concentrated NH4OH, CuX2 (X: Cl, Br), Ba(OAc)2, and LiX (autoclave, pH 8—10, 220 °C, 2—4 d, 25 and 55% yield for X: Cl and Br, resp.).
ChemInform Abstract: Enantioselective Synthesis of 2‐Amino‐3‐nitrile‐chromenes Catalyzed by Cinchona Alkaloids: A Remarkable Additive Effect.
Authors: Zheng Yuan‐Qin , Luan Chun‐Feng , Wang Zhi‐Jing , Yao Yong‐Qi , Shi Zhi‐Chuan , Li Xue‐Feng , Zhao Zhi‐Gang , Chen Feng
Published: May 2016

An efficient methodology to form 2‐amino‐3‐nitrile chromenes, compounds with significant antitumor activity, from readily available functionalized chalcones and malononitrile is developed.
ChemInform Abstract: Phosphoric Acid Catalyzed Asymmetric 1,6‐Conjugate Addition of Thioacetic Acid to para‐Quinone Methides.
Authors: Dong Nan , Zhang Zhi‐Pei , Xue Xiao‐Song , Li Xin , Cheng Jin‐Pei
Published: May 2016

The addition of water is crucial for the stereocontrol of the title process providing sulfur containing products in high yields with moderate to high enantioselectivities.
ChemInform Abstract: Synthesis of Chiral Tertiary Boronic Esters by Oxime‐Directed Catalytic Asymmetric Hydroboration.
Authors: Shoba Veronika M. , Thacker Nathan C. , Bochat Andrew J. , Takacs James M.
Published: May 2016

Unsaturated substrates bearing an acetone derived oxime functionality are excellent substrates for directed asymmetric hydroboration to give tertiary organoborates with high levels of enantioselectivities which are converted into the corresponding optically active alcohols.
ChemInform Abstract: Ring Opening of DA‐Cyclopropanes with Electron Rich Arene/Heteroarene: Synthesis of 2‐(2,2‐Diarylethyl)malonates.
Authors: Talukdar Ranadeep , Saha Amrita , Tiwari Deo Prakash , Ghorai Manas K.
Published: May 2016

Cyclopropanedicarboxylates (I) undergo regioselective ring opening with 1,3,5‐trimethoxybenzene (II) and N‐methylindoles (IV) in the presence of a Lewis acid catalyst to give the corresponding title compounds in high yields.
ChemInform Abstract: Enantioselective Cyclopropanation with α‐Alkyl‐α‐diazoesters Catalyzed by Chiral Oxazaborolidinium Ion: Total Synthesis of (+)‐Hamavellone B.
Authors: Shim Su Yong , Kim Jae Yeon , Nam Miso , Hwang Geum‐Sook , Ryu Do Hyun
Published: May 2016

The cyclopropanation of α‐ or α,β‐substituted acroleins with α‐alkyl‐α‐diazoesters provides cyclopropanes with two quarternary stereogenic centres with generally complete trans‐diastereoselectivity and excellent enantioselectivity.
ChemInform Abstract: Catalytic Aerobic Photo‐Oxidation of a Methyl Group on a Heterocycle to Produce an Aldehyde via Homolytic C—I Bond Cleavage Caused by Irradiation with Visible Light.
Authors: Nagasawa Y. , Tachikawa Y. , Yamaguchi E. , Tada N. , Miura T. , Itoh A.
Published: May 2016

This novel metal‐free synthesis of benzothiazole‐2‐carboxaldehyde uses molecular oxygen as the terminal oxidant and tolerates various functional groups.
ChemInform Abstract: Direct Hydrogenation of Biobased Carboxylic Acids Mediated by a Nitrogen‐Centered Tridentate Phosphine Ligand.
Authors: Deng Li , Kang Bin , Englert Ulli , Klankermayer Juergen , Palkovits Regina
Published: May 2016

Nine biogenic acids are hydrogenated under formation of alcohols, lactones or esters in high yields.
ChemInform Abstract: Copper‐Catalyzed Selective ortho‐Arylations of 2‐Naphthol and Phenol Derivatives with Diaryliodonium Salts.
Authors: Qian Xiaofei , Han Jianwei , Wang Limin
Published: May 2016

A regioselective arylation of 2‐naphthols and phenols using diaryliodonium(III) salts gives biaryls bearing hydroxyl groups in moderate to good yields.
ChemInform Abstract: Copper Catalyzed Direct Aerobic Double‐Oxidative Cross‐Dehydrogenative Coupling of Imidazoheterocycles with Aryl Acetaldehydes: An Articulate Approach for Dicarbonylation at C‐3 Position.
Authors: Shakoor S. M. Abdul , Agarwal Devesh S. , Kumar Anil , Sakhuja Rajeev
Published: May 2016

Acetaldehyde and propionaldehyde do not give the corresponding products.
ChemInform Abstract: Synthesis of Chiral α‐Hydroxy Acids via Palladium‐Catalyzed C(sp3)—H Alkylation of Lactic Acid.
Authors: Chen Kai , Li Xin , Zhang Shuo‐Qing , Shi Bing‐Feng
Published: May 2016

The title alkylation is assisted by 8‐aminoquinoline as an auxiliary and the products are obtained with only a slight racemization.
ChemInform Abstract: Synthesis of Exocyclic Trisubstituted Alkenes via Nickel‐Catalyzed Kumada‐Type Cross‐Coupling Reaction of gem‐ Difluoroalkenes with Di‐Grignard Reagents.
Authors: Dai Wenpeng , Zhang Xuxue , Zhang Juan , Lin Yingyin , Cao Song
Published: May 2016

The title reaction provides access to a wide range of arylmethylenecyclopentanes and ‐hexanes in good yield, under mild conditions and short reaction times.
ChemInform Abstract: Efficient Synthesis of Chiral Trisubstituted 1,2‐Allenyl Ketones by Catalytic Asymmetric Conjugate Addition of Malonic Esters to Enynes.
Authors: Yao Qian , Liao Yuting , Lin Lili , Lin Xiaobin , Ji Jie , Liu Xiaohua , Feng Xiaoming
Published: May 2016

The conjugate addition of malonic esters to enynes in the presence of a scandium(III)/N,N‐dioxide complex yields a range of trisubstituted allenyl ketones with good diastereomeric ratios and excellent e.e.‐values.
ChemInform Abstract: Catalytic Reductive N‐Alkylation of Amines Using Carboxylic Acids.
Authors: Andrews Keith G. , Summers Declan M. , Donnelly Liam J. , Denton Ross M.
Published: May 2016

The title reaction involves a silane‐mediated direct amidation and subsequent reduction process.
ChemInform Abstract: A New Chiral Fe(III)—Salen Grafted Mesoporous Catalyst for Enantioselective Asymmetric Ring Opening of Racemic Epoxides at Room Temperature under Solvent‐Free Conditions.
Authors: Roy Susmita , Bhanja Piyali , Safikul Islam Sk. , Bhaumik Asim , Manirul Islam Sk.
Published: May 2016

The new catalyst shows excellent catalytic efficiency as well as excellent regio‐ and enantioselectivity.
ChemInform Abstract: Nickel‐Catalyzed Suzuki—Miyaura Coupling of Amides.
Authors: Weires Nicholas A. , Baker Emma L. , Garg Neil K.
Published: May 2016

The first nickel‐catalyzed Suzuki—Miyaura coupling of amides is reported, which proceeds by an uncommon cleavage of the amide C—N bond after N‐tert‐butoxycarbonyl activation.
ChemInform Abstract: N‐Heterocyclic‐Carbene‐Catalyzed Regioselective Oxidative Ring‐Opening of Epoxides with Aromatic Aldehydes: A Facile Entry to α‐Acyloxyketones.
Authors: Reddi Rambabu N. , Gontala Arjun , Prasad Pragati K. , Sudalai Arumugam
Published: May 2016

2‐Substituted as well as 2,3‐disubstituted epoxides containing aryl, hetaryl, or alkyl groups are transformed with aryl or hetaryl aldehydes according to the title reaction.
ChemInform Abstract: Phase‐Vanishing Method with Gas Evolution and Its Application to Organic Synthesis.
Authors: Matake Ryosuke , Niwa Yuki , Matsubara Hiroshi
Published: May 2016

Hydrogen sulfide, hydrogen, and oxygen are generated in situ using a phase‐vanishing system and are directly reacted with substrates (I) and (IV).
ChemInform Abstract: Aqueous Compatible Protocol to Both Alkyl and Aryl Thioamide Synthesis.
Authors: Wei Jianpeng , Li Yiming , Jiang Xuefeng
Published: May 2016

A broad range of functionalized aryl, hetaryl, and alkyl aldehydes react with N‐substituted or N,N‐disubstituted formamides and sodium sulfide to form the corresponding thioamides in moderate to high yields.
ChemInform Abstract: Use of Trifluoromethyl Groups for Catalytic Benzylation and Alkylation with Subsequent Hydrodefluorination.
Authors: Zhu Jiangtao , Perez Manuel , Caputo Christopher B. , Stephan Douglas W.
Published: May 2016

Aryl and alkyl CF3 groups are converted into CH2‐aryl fragments upon treatment with arenes in the presence of the reagents/catalyst combination under conditions A).
ChemInform Abstract: Z‐Stereoselective Aza‐Peterson Olefinations with Bis(trimethylsilane) Reagents and Sulfinyl Imines.
Authors: Das Manas , O'Shea Donal F.
Published: May 2016

Various aryl substituted bis(trimethylsilane) reagents react with aryl substituted N‐tert‐butylsulfinyl imines to form olefins in high yields and with very high (Z)‐selectivity.
ChemInform Abstract: Metal‐Free Oxidative Cross‐Coupling of Diazirines with Arylboronic Acids.
Authors: Wu Guojiao , Zhao Xia , Ji Wenzhi , Zhang Yan , Wang Jianbo
Published: May 2016

A series of substituted olefins is synthesized by the title method.
ChemInform Abstract: Synthesis of Spiro Ketals, Orthoesters, and Orthocarbonates by CpRu‐Catalyzed Decomposition of α‐Diazo‐β‐ketoesters.
Authors: Tortoreto Cecilia , Achard Thierry , Egger Leo , Guenee Laure , Lacour Jerome
Published: May 2016

A large range of cyclic carbonyl compounds, including steroid derivatives, are converted to the title products following a mild and efficient protocol.
ChemInform Abstract: Substituent‐Controlled Selective Synthesis of Spirooxindoles and Oxazolyloxindoles via Two Tandem Reactions.
Authors: Liu Yun , Xue Jijun , Sun Zhou , Liu Dongxue , Xing Yacheng , Li Ying
Published: May 2016

The chemoselectivity of the tandem processes is based on the N‐substituent of the α‐haloamide substrates which efficiently react in an operationally simple manner with various methyleneindolinones.
ChemInform Abstract: Facile Synthesis of Aza‐Spirocyclopropanyl Oxindoles by the Reaction of 3‐(2‐Bromoethyl)‐indole with 2,3‐Dimethylimidazole‐1‐sulfonyl Azide Triflate.
Authors: Shen Mei‐Hua , Xu Ke , Sun Chu‐Han , Xu Hua‐Dong
Published: May 2016

The generated reactive intermediate is trapped with methanol, ethanol or primary amines, thus providing the corresponding aza‐spirooxindole sulfonates or sulphonamides, respectively.
ChemInform Abstract: Catalytic Asymmetric Chemoselective 1,3‐Dipolar Cycloadditions of an Azomethine Ylide with Isatin‐Derived Imines: Diastereo‐ and Enantioselective Construction of a Spiro[imidazolidine‐2,3′‐oxindole] Framework.
Authors: Wang Yue‐Ming , Zhang Hong‐Hao , Li Can , Fan Tao , Shi Feng
Published: May 2016

The title reaction is a one‐pot multicomponent reaction and catalyzed by a chiral phosphoric acid.
ChemInform Abstract: Asymmetric Synthesis of Spiropyrazolones by Sequential Organo‐ and Silver Catalysis.
Authors: Hack Daniel , Duerr Alexander B. , Deckers Kristina , Chauhan Pankaj , Seling Nico , Ruebenach Lukas , Mertens Lucas , Raabe Gerhard , Schoenebeck Franziska , Enders Dieter
Published: May 2016

An asymmetric Michael addition and a formal Conia‐ene reaction give rise to a stereoselective one‐pot synthesis of spiropyrazolones.
ChemInform Abstract: Diastereoselective Synthesis of 3,4‐Benzomorphan Derivatives via Tandem [5 + 1]/Hemiaminalization of (2‐Aminoaryl)divinyl Ketones.
Authors: Li Yifei , Feng Chengjie , Shi Hui , Xu Xianxiu
Published: May 2016

The single step metal‐free title reaction between (2‐aminoaryl)divinyl ketones and nitromethane as well as other nucleophilic active methylene compounds tolerates various functional groups.
ChemInform Abstract: Copper‐Catalyzed Synthesis of 2,3‐Disubstituted Indoles from ortho‐Haloanilines and β‐Keto Esters/β‐Diketone.
Authors: Liu Xiao‐Guang , Li Zi‐Hao , Xie Jian‐Wei , Liu Ping , Zhang Jie , Dai Bin
Published: May 2016

2‐Bromoanilines are also efficient substrates for this reaction, though they are less reactive than 2‐iodoanilines and give slightly lower yields.
ChemInform Abstract: Platform for Ring‐Fluorinated Benzoheterole Derivatives: Palladium‐Catalyzed Regioselective 1,1‐Difluoroallylation and Heck Cyclization.
Authors: Fujita Takeshi , Sugiyama Kazuki , Sanada Shohei , Ichitsuka Tomohiro , Ichikawa Junji
Published: May 2016

Conditions for the title reaction between 2‐bromophenols or 2‐bromo‐N‐sulfonylanilines with 3‐bromo‐3,3‐difluoropropene for the efficient formation of ring‐difluorinated dihydrobenzofuran or indoline derivatives, respectively, are elaborated.
ChemInform Abstract: Pd(II)‐Catalyzed Asymmetric Addition of Arylboronic Acids to Isatin‐Derived Ketimines.
Authors: He Qun , Wu Liang , Kou Xuezhen , Butt Nicholas , Yang Guoqiang , Zhang Wanbin
Published: May 2016

The method tolerates functionalized isatin‐derived ketimines as well as various aryl and hetaryl boronic acids, and provides 2‐oxindoles with a chiral α‐tertiary amino group in often very high yields and with very high enantiomeric purity.
ChemInform Abstract: Synthesis, Antibacterial and Antiinflammatory Activity of Bis(indolyl)methanes.
Authors: Sarva Santhisudha , Harinath Jayaprakash Soora , Sthanikam Siva Prasad , Ethiraj Selvarajan , Vaithiyalingam Mohanasrinivasan , Cirandur Suresh Reddy
Published: May 2016

A series of bioactive bis(indolyl)methanes (III) is formed by a one‐pot green reaction of indole with substituted aldehydes under microwave irradiation and solvent‐free conditions.
ChemInform Abstract: Synthesis of 6‐Aryl‐5‐iodobenzo[e]pyrido[1,2‐a]indoles by 6‐endo‐dig Iodocyclization.
Authors: Jung Youngeun , Kim Ikyon
Published: May 2016

Further functionalizations of the products via Suzuki or Sonogashira couplings are described.
ChemInform Abstract: Visible‐Light/Photoredox‐Mediated sp3 C—H Functionalization and Coupling of Secondary Amines with Vinyl Azides in Flow Microreactors
Authors: Tiwari Dharmendra Kumar , Maurya Ram Awatar , Nanubolu Jagadeesh Babu
Published: May 2016

as an efficient route to structurally diverse imidazole derivatives
ChemInform Abstract: New Synthetic Strategy for Chiral 2‐Oxazolidinones Derivatives via Rhodium‐Catalyzed Asymmetric Hydrogenation.
Authors: Wang Qingli , Tan Xuefeng , Zhu Ziyue , Dong Xiu‐Qin , Zhang Xumu
Published: May 2016

Cyclic enamido esters undergo asymmetric hydrogenation in the presence of the optically active rhodium catalyst (RCT) to form 2‐oxazolidinones in excellent yields with good enantioselectivities.
ChemInform Abstract: Metal Free Amination of 2‐Chloroazoles in Aqueous Medium.
Authors: Uday Kumar R. , Reddy K. Harsha Vardhan , Anil Kumar B. S. P. , Satish G. , Reddy V. Prakash , Nageswar Y. V. D.
Published: May 2016

This facile protocol allows the synthesis of 2‐aminoazoles under catalyst‐, ligand‐, and base‐free conditions at room temperature.
ChemInform Abstract: One‐Pot Synthesis of 1,4‐Disubstituted 1,2,3‐Triazoles from Nitrobenzenes
Authors: Zhao Fen , Chen Zhen , Xie Kai , Yang Rui , Jiang Yu‐Bo
Published: May 2016

and terminal alkynes through a four‐step sequence under mild reaction conditions
ChemInform Abstract: Catalytic Asymmetric Conjugate Addition of Isocyanoacetate to (Z)‐3‐Substituted‐2‐(4‐pyridyl)‐acrylonitrile, a Reactive Class of Michael Acceptor.
Authors: Del Fiandra Claudia , Moccia Maria , Cerulli Valentina , Adamo Mauro F. A.
Published: May 2016

The title reaction is catalyzed by a cinchona‐derived quaternary ammonium salt and, after base promoted cyclization, gives functionalized cycloimines as single diastereomers with excellent optical purity.
ChemInform Abstract: Combining Organocatalysis with Central‐to‐Axial Chirality Conversion: Atroposelective Hantzsch‐Type Synthesis of 4‐Arylpyridines.
Authors: Quinonero Ophelie , Jean Marion , Vanthuyne Nicolas , Roussel Christian , Bonne Damien , Constantieux Thierry , Bressy Cyril , Bugaut Xavier , Rodriguez Jean
Published: May 2016

Organocatalytic enantioselective Michael addition provides 4‐aryl‐1,4‐dihydropyridines.