bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Electrochemical Reactions of Carbonyl Compounds in the Presence of Ethanethiol.
Authors: TAMANO M. , NISHIO S. , FUJIMURA Y. , KOKETSU J.
Published: May 2016

Electrochemical reaction of polycyclic aromatic ketones such as (I) and (III) at platinum electrodes in acetonitrile in the presence of excess ethanethiol leads to the formation of the corresponding aromatic hydrocarbons, e.g. (II) and (IV).
ChemInform Abstract: Stereoselective Construction of Acyclic Structures with Four Consecutive Asymmetric Centers.
Authors: HANAMOTO T. , KATSUKI T. , YAMAGUCHI M.
Published: May 2016

The synthesis of all the eight possible diastereomers of 6,8‐dihydroxy‐5,7‐dimethyltridecane is described as shown for (VIII) and (XI).
ChemInform Abstract: Unusual Stereo‐ and Regioselectivity Observed in Cycloadditions of the N‐Titanated Azomethine Ylides Derived from t‐Butyl (Benzylideneamino)acetate with α,β‐Unsaturated Esters.
Authors: KANEMASA S. , UCHIDA O. , WADA E. , YAMAMOTO H.
Published: May 2016

Depending on the structure of the dipolarophile and the reaction temperature, cycloaddition of N‐titanated azomethine ylides such as (III) with the α,β‐unsaturated esters (IV), (VII), and (X) respectively forms exo,endo‐ or regioisomeric cycloadducts as outlined in the reaction scheme.
ChemInform Abstract: One‐ and Two‐Electron Reduction of Quinizarin and 5‐Methoxyquinizarin: A Pulse Radiolysis Study.
Authors: MUKHERJEE T. , SWALLOW A. J. , GUYAN P. M. , BRUCE J. M.
Published: May 2016

The one‐electron reduction potentials of (I) vary with pH (5‐11) in accordance with the pKa values of the parent quinones and semiquinones.
ChemInform Abstract: Intramolecular (2 + 2)Photocycloaddition. Part 7. Efficient Intramolecular (2 + 2)Photocycloaddition of Styrene Derivatives Toward New Crown Ethers.
Authors: INOKUMA S. , YAMAMOTO T. , NISHIMURA J.
Published: May 2016

4‐Hydroxyacetophenone (I) is coupled with oligoethylene glycol bistosylates (II) to form the bridged bisacetophenones (III).
ChemInform Abstract: Reaction of Cinnamic Acid Derivatives with Sodium Naphthalenide, a Single‐Electron Transfer Reagent.
Authors: BANERJI A. , JANA S. , SUR K. R.
Published: May 2016

The cinnamic acid piperidides (I) are treated with sodium naphthalenide to form the stereoisomeric piperidides (II) and (III) via reductive dimerization, together with the dihydro derivatives (IV).
ChemInform Abstract: Direct Fluorination of Biologically Interesting Compounds Using N‐Fluoro‐3,5‐dichloropyridinium Triflate.
Authors: HEBEL D. , KIRK K. L.
Published: May 2016

The title reagent is employed in the direct fluorination of aromatic compounds, e.g. the protected dopamine derivatives (I) and (III).
ChemInform Abstract: Alkylation of the 2,4,6‐Triphenylthiopyran Anion.
Authors: KRISTENSEN J. S. , LUND H.
Published: May 2016

The electrochemical reduction of the triphenylthiopyrylium cation (I) is investigated by cyclic voltammetry and preparative reduction in the presence of alkyl halides such as (II) to give the products (III) and (IV).
ChemInform Abstract: Selective Synthesis of N‐(Cyclohexylmethyl)‐N‐alkylamines from Primary Amines and Pimelaldehyde Using Tetracarbonylhydridoferrate, HFe(CO)4‐, as a Reducing Reagent.
Authors: SHIM S. C. , KWON Y. G. , DOH C. H. , KIM H. S. , KIM T. J.
Published: May 2016

The amines (I) react with pimelaldehyde (II) in the presence of CO and tetracarbonylhydridoferrate generated in situ from Fe(CO)5 and KOH to form the cyclohexylmethylamines (III).
ChemInform Abstract: Regioselective Synthesis of 1‐Alkyl‐1‐phenylhydrazines, 2‐Alkyl‐1‐phenylhydrazines, and 1,2‐Dialkyl‐1‐phenylhydrazines.
Authors: BARLUENGA J. , MERINO I. , VINA S. , PALACIOS F.
Published: May 2016

The hydrazonophosphorane (II), generated by reaction of the hydrazinophosphonium bromide (I) with BuLi, is treated with the alkyl halides (III) to produce the 1‐alkyl‐2‐phenylhydrazines (V) after hydrolysis of the corresponding phosphonium halides (IV).
ChemInform Abstract: Potential Neuroleptics of the Orthopramide Series; Synthesis of Heterocyclic 5‐Amino‐2‐methoxybenzamides and of Some Related Compounds.
Authors: VALENTA V. , HOLUBEK J. , SVATEK E. , MATOUSOVA O. , METYSOVA J. , PROTIVA M.
Published: May 2016

The compounds (III), (IV) and (IX) are screened for their pharmacological activity.
ChemInform Abstract: Potential Antidepressant and Antiinflammatory Agents: 4‐(2‐Propylthio)acetophenone Oximes and 4‐(2‐Propylthio)phenylalkanoic Acids.
Authors: JILEK J. , SINDELAR K. , GRIMOVA J. , MATUROVA E. , HOLUBEK J. , SVATEK E. , METYSOVA J. , METYS J. , HRUBANTOVA M. , PROTIVA M.
Published: May 2016

The O‐aminoalkyl derivatives (III) and (V) are analogues of the well‐known antidepressant, agent "fluvoxamine" (VI).
ChemInform Abstract: Preparation of 2‐(Phenyl(alkyl)thio)maleimides and Their Antimicrobial Activity.
Authors: IGARASHI Y.
Published: May 2016

The title compounds (IV) and (VI), synthesized as shown in the reaction scheme, are screened for their antibacterial activity.
ChemInform Abstract: Electrooxidation of Diarylacetylenes and Diaryldiacetylenes.
Authors: CARIOU M. , SIMONET J.
Published: May 2016

Electrochemical oxidation of the diarylacetylenes (I) in acetonitrile (II) at a platinum microanode produces a mixture of the diaroyls (III) and the diaroyldiarylethylenes (IV).
ChemInform Abstract: The Reaction of Cyclic β‐Diketones with Trifluoromethylsulfenyl Chloride.
Authors: POPOV V. I. , HAAS A. , LIEB M.
Published: May 2016

Reaction of the cyclohexane‐1,3‐diones (I) with excess trifluoromethylsulfenyl chloride (II) gives the monosubstituted trifluoromethylsulfenyl derivative (III).
ChemInform Abstract: Syntheses of 3‐Methylpyrrole via Methyl 4‐Methylpyrrole‐2‐carboxylate. A Thermal Oxazolone‐Pyrone Rearrangement.
Authors: CORNFORTH J. , DU M.
Published: May 2016

The new synthesis of the title compound (VI) uses hippuric acid (I) and the readily available (II) as starting materials.
ChemInform Abstract: Synthesis of Pyrroles via Ethyl N‐(3‐Oxo‐1‐alkenyl)glycinates.
Authors: HOMBRECHER H. K. , HORTER G.
Published: May 2016

Seven 1,3‐dicarbonyl compounds such as (I) are coupled with the glycinate (II) to form the alkenylglycinates (III) mentioned in the title.
ChemInform Abstract: Conjugate Hydroboration‐Reduction and Organolithium Additions to Acylketene Acetals. Synthesis of Monoprotected β‐Dicarbonyls.
Authors: EID C. N. JUN. , KONOPELSKI J. P.
Published: May 2016

The 2‐(acylmethylene)‐1,3‐dioxolanes (IV) and (VI) are prepared from the ketones (I) or (V) via consecutive reaction with dimethyl carbonate (II) and 2‐chloroethanol (III), followed by base‐induced ring closure.
ChemInform Abstract: Synthesis of 1‐Aryl‐1,2,3‐triazole‐4,5‐dimethanol‐4,5‐bis(isopropylcarbamates) as Potential Antineoplastic Agents.
Authors: LALEZARI I. , GOMEZ L. A. , KHORSHIDI M.
Published: May 2016

The in vitro antileukemic and antitumor activity of the title compounds is evaluated.
ChemInform Abstract: Chemistry of Aldolate Dianions. β‐Silyloxy Silyl Enol Ethers as Bifunctional Nucleophilic Equivalents for Oxygen Heterocycle Synthesis.
Authors: MARTIN V. A. , PERRON F. , ALBIZATI K. F.
Published: May 2016

The β‐siloxy silyl enol ethers (I) react with the orthoformates (II) in the presence of tin tetrachloride to form the 2‐alkoxytetrahydropyranones (III).
ChemInform Abstract: Aminoacylates and Aminocarbamates of 2‐Substituted‐4‐hydroxymethyl‐1,3‐dioxolanes as Ammonium Salts. A New Series of PAF Antagonists.
Authors: BROQUET C. , AUCLAIR E. , BLAVET N. , TOUVAY C. , BRAQUET P.
Published: May 2016

The title compounds of type (IV) and (VI) show in vitro antagonistic activity on the platelet aggregation induced by PAF.
ChemInform Abstract: Fischer Route to Pyrido(3,2‐g)indoles. A Novel Receptor for Urea Derivatives.
Authors: HEGDE V. , MADHUKAR P. , MADURA J. D. , THUMMEL R. P.
Published: May 2016

Cyclization of the hydrazone (III), obtained from the components (I) and (II), and subsequent aromatization of the product (IV) provides the dipyridocarbazole (V).
ChemInform Abstract: Studies on Lactam Acetals. Part 20. A Novel Synthesis of Di(1‐methylazacycloalkeno)(2,3‐b:2′,3′‐d)pyridines Through Annulation on Lactam Acetals.
Authors: JAIN S. , JAIN R. , SINGH J. , ANAND N.
Published: May 2016

The lactam acetals (I) react with the aromatic amides (II) to give the amidines (III).
ChemInform Abstract: Synthesis and Properties of New Derivatives of Ethyl 7‐Methyl‐2,4‐dioxo‐1,2,3,4‐tetrahydropyrido(2,3‐d)pyrimidine‐5‐carboxylate.
Authors: SLADOWSKA H. , BARTOSZKO‐MALIK A. , ZAWISZA T.
Published: May 2016

Diethyl 2‐amino‐6‐methylpyridine‐3,4‐dicarboxylate (I) is coupled with the isocyanates (II).
ChemInform Abstract: Enantioselective Synthesis of a Chiral Intermediate for Aztreonam and Related Monobactam Antibiotics.
Authors: VAN DER STEEN F. H. , KLEIJN H. , SPEK A. L. , VAN KOTEN G.
Published: May 2016

The chlorozinc enolate (V), prepared in situ from the protected α‐aminocarboxylic acid ester (I) by consecutive treatment with lithium amide (II) and zinc dichloride (IV), undergoes cycloaddition reaction with the 1,4‐diazabuta‐1,3‐dienes (VIa) and (VIb) or the pyridinecarbaldimine (VIc) to produce the protected aminoazetidinones (VII).
ChemInform Abstract: Synthesis of Cerium(III) and (IV) Complexes of Phenacyldiphenylphosphine Oxide. The Structure of Ce(NO3)3(Ph2P(O)CH2C(O)Ph)3.
Authors: BABECKI R. , PLATT A. W. G. , RUSSELL D. R.
Published: May 2016

The title ligand (I) reacts with Ce(III) nitrate (II) to give the title complex (III) (space group P1, Z=2) in which the ligands are bound as both bidentate and monodentate neutral ligands.
ChemInform Abstract: Preparation and Structure of Hexachlorotetrapyridine Ditantalum(III).
Authors: BABAIAN‐KIBALA E. , COTTON F. A.
Published: May 2016

The title complex (III) crystallizes in the space group P1, Z=2.
ChemInform Abstract: Reactive E=C(p‐p) π‐Systems. Part 24. A Novel Coordination Mode of Acyclic Phosphaalkenes: F3CP=C(F)NMe2 as a (η1‐μ2) 4e Donor.
Authors: GROBE J. , LE VAN D. , KREBS B. , FROEHLICH R. + , SCHIEMANN A.
Published: May 2016

The Cr complex (I) in CHCl3 solution slowly decomposes with elimination of the free ligand (III) to give the binuclear complex (II) (space group P21/n, Z=4).
ChemInform Abstract: Synthesis of New Phosphido‐Bridged Dinitrosyliron‐Containing Heteronuclear Metal Complexes.
Authors: YOUSIF‐ROSS S. A. , WOJCICKI A.
Published: May 2016

The new phosphido‐bridged complexes (III) and (V) are synthesized by bridge‐assisted reactions.
ChemInform Abstract: The First Heteronuclear Monoazadiene Complex: Synthesis and X‐Ray Crystal Structure of HFeRu(CO)5(R‐C=CH‐CH=N‐iPr), Isolobally Related to HFe(CO)2(η5‐C5H5).
Authors: BEERS O. C. P. , ELSEVIER C. J. , MUL W. P. , VRIEZE K. , HAEMING L. P. + , STAM C. H.
Published: May 2016

The photochemical reaction of (I) with Fe2(CO)9 (II) gives unexpectedly the novel compounds (III).
ChemInform Abstract: Five‐Coordinate Diphosphine Complexes of the (CoNO)8 Group, and Their Disproportionation Reactions to Cobalt(III) and (Co(NO)2)10 Derivatives.
Authors: DEL ZOTTO A. , MEZZETTI A. , RIGO P.
Published: May 2016

Five‐coordinate diphosphine complexes of the (CoNO)8 group are synthesized as demonstrated for the examples (III) or by treating an acetonitrile solution of (Co(OH2)6)(BF4)2 and the diphosphine with NO.
ChemInform Abstract: The Synthesis and Isolation of the Stereospecific Ligand, N‐(2‐Aminoethyl)‐2‐((2‐aminoethyl)thio)acetamide (egeH). Comparison of the Crystal Structure of (Co(ege)(NO2)2)·4 H2O with Related Systems.
Authors: TOSCANO P. J. , FORDON K. J. , ENGELHARDT L. M. , SKELTON B. W. , WHITE A. H. , MARZILLI P. A.
Published: May 2016

The title ligand (V), isolated as its dihydrobromide salt, deprotonates and forms the Co(III) complex (VIII) (space group I2/c, Z = 8) of only one geometric isomer.
ChemInform Abstract: Synthesis, Crystal Structure, and Quasi‐Reversible Dioxygen Binding of (Cu2(tpmc))X2 (tpmc: 1,4,8,11‐Tetrakis(2′‐pyridylmethyl)‐1,4,8,11‐tetraazacyclotetradecane; X: ClO4, PF6, or CF3SO3).
Authors: ASATO E. , HASHIMOTO S. , MATSUMOTO N. , KIDA S.
Published: May 2016

The title Cu(I) complexes (III) are synthesized.
ChemInform Abstract: Metallaheteroborane Chemistry. Part 6. Synthesis of closo‐(2‐(η‐ligand)‐1,2‐TeMB10H10) Complexes with M(η‐ligand) = Rh(η5‐C5Me5) (1), Ru(η6‐p‐MeC6H4iPr) (2), Ru(η6‐C6Me6) (3), and of nido‐(6‐(η6‐C6Me6)‐8‐(OEt)‐6‐RuB9H12) (4), Their Characterisation by Nuclear Magnetic Resonance Spectroscopy and, for (1) and (3), by X‐Ray Crystallography.
Authors: FARIDOON FARIDOON , MCGRATH M. , SPALDING T. R. , FONTAINE X. L. R. , KENNEDY J. D. , THORNTON‐PETT M.
Published: May 2016

The formation of the closo‐metallatelluraboranes (III) and (V) on the usual route shown in the scheme is confirmed by the X‐ray analysis of (III) (space group P212121, Z=4) and (Va) (C2/m, Z=4).
ChemInform Abstract: Synthesis and Study of 6‐Arylazo Coumarin Derivatives.
Authors: RAJAGOPAL R. , SESHADRI S.
Published: May 2016

The arylazocoumarin derivatives (VII), (IX), and (X) are synthesized in a convenient manner as outlined in the reaction scheme.
ChemInform Abstract: Tin(II) Chloride Dihydrate. A Mild Reagent for the Transformation of 6‐Nitro‐δ5‐steroids to 5α‐Hydroxy‐6‐ketosteroids.
Authors: SINGHAL G. M. , DAS N. B. , SHARMA R. P.
Published: May 2016

Treatment of the nitrocycloalkenes (I) and (V) with an excess of tin(II) cloride dihydrate results in the formation of the hydroxycycloalkanones (II) or (VI).
ChemInform Abstract: An Improved One‐Pot Method for the Stereoselective Synthesis of the (2S,3R)‐3‐Amino‐2‐hydroxy Acids: Key Intermediates for Bestatin and Amastatin.
Authors: HERRANZ R. , CASTRO‐PICHEL J. , VINUESA S. , GARCIA‐LOPEZ M. T.
Published: May 2016

The optically pure N‐protected α‐amino aldehydes (I) react with trimethylsilyl cyanide (II) to give a mixture of threo and erythro O‐silyl cyanohydrins which are directly transformed into a mixture of the esters (IV) and (V).
ChemInform Abstract: Design and Synthesis of New 1,4‐Diaminocyclitol Aminoglycosides: Use of Maltose as the Key Starting Material.
Authors: SAKAIRI N. , HAYASHIDA M. , AMANO A. , KUZUHARA H.
Published: May 2016

Starting from the maltose derivative (I) the cyclitol glycosides (VII) and (VIII) are prepared in a multi‐step synthesis.
ChemInform Abstract: Synthesis and Properties of Conformationally Locked 1,3‐Bisalkyl‐7‐deazaxanthine 2′‐Deoxy‐D‐ribofuranosides.
Authors: SEELA F. , KRETSCHMER U.
Published: May 2016

Chromatographic separation of the anomeric mixture (IIIa)/(IVa) and subsequent hydrolysis yields the title nucleoside (V) and its α anomer.
ChemInform Abstract: Short Convergent Route to Chiral Pyrimidine Analogues of 2′‐Deoxy Neplanocin A.
Authors: BIGGADIKE K. , BORTHWICK A. D. , EXALL A. M.
Published: May 2016

The chiral epoxide (I) is coupled with thymine (II) in the presence of sodium hydride to produce the alcohol (III) which is cyclized upon heating with diphenyl carbonate, yielding the 2,6'‐cyclonucleoside (IV).
ChemInform Abstract: Acid‐Catalysed Dimerisation of Neolignans from Ratanhia. Assignment of Epimeric Configuration and Conformation of the Resulting Indanofuran Derivatives by 1H NMR Spectroscopy.
Authors: ARNONE A. , NASINI G. , VAJNA DE PAVA O.
Published: May 2016

Acid treatment of ratanhiaphenol II (I) affords the isoratanhiaphenols A‐D (II) + (III) in a ratio of ca. 50:10:25:15.
ChemInform Abstract: The Synthesis of Hexahydro‐6H‐dibenzo(b,d)pyrans: Derivatives of 9‐Nor‐9β‐hydroxyhexahydrocannabinol.
Authors: MELVIN L. S. , BORDNER J. , HADA W. A. , JOHNSON M. R.
Published: May 2016

The biological activity of the title compounds, e.g. (IX), (XI) and (XVI), confirms that a phenolic ‐OH group (present in (XI)) is required for potent analgetic activity.
ChemInform Abstract: Cataphoretic Deposition of Phosphor.
Authors: SIRACUSE J. A. , TALBOT J. B. , SLUZKY E. , AVALOS T. , HESSE K. R.
Published: May 2016

Various phosphors including sulfides, silicates, and rare earth metal based materials (emphasis on ZnS:Ag) are deposited from cataphoretic coating baths containing phosphor particles, Mg(NO3)2·6 H2O, La(NO3)3·6 H2O, and glycerol in isopropanol and the deposits are characterized by ESCA, TGA, FTIR, and AAS.
ChemInform Abstract: Improvements of Stress Controllability and Radiation Resistance by Adding Carbon to Boron‐Nitride.
Authors: YAMADA M. , NAKAISHI M. , SUGISHIMA K.
Published: May 2016

It is demonstrated that the controllability of tensile stress in BN films prepared by plasma‐enhanced chemical vapor deposition at 400‐500 °C can be improved by introducing a small amount of carbon into the BN matrix.
ChemInform Abstract: Investigation of the Crystal Properties of LnFe2Si2 and LnFe2Ge2 by X‐Ray Diffraction and Moessbauer Spectroscopy.
Authors: BARA J. J. , HRYNKIEWICZ H. U. , MILOS A. , SZYTULA A.
Published: May 2016

The title compounds with Ln: La, Ce‐Yb, are prepared by arc melting of the elements under argon atmosphere and subsequent annealing at 1073 K. All the compounds crystallize in the ThCr2Si2‐type structure (space group I4/mmm).
ChemInform Abstract: CaPdH2, a Ternary Hydride with a Perovskite‐Like Structure.
Authors: BRONGER W. , JANSEN K. , MUELLER P. +
Published: May 2016

The title compound is prepared by reaction of CaH2 with Pd (2:1 molar ratio) in a pure hydrogen atmosphere at 850 °C. XRD results and neutron diffraction data obtained for a deuterated sample reveal a structure which is related to the perovskite type with a 2/3 occupation of the hydrogen positions.
ChemInform Abstract: Mg2OsH6 ‐ A New Ternary Hydride with the K2PtCl6‐Type Structure.
Authors: KRITIKOS M. , NOREUS D. , BOGDANOVIC B. , WILCZOK U.
Published: May 2016

Mg2OsH6 is prepared by annealing a pressed pellet of MgH2 and Os (2:1) under H2 atmosphere at 480 °C (4 d).
ChemInform Abstract: Geminal Substituent Effects. Part 3. Synergic Destabilization by Geminal Ester Groups.
Authors: VEREVKIN S. , DOGAN B. , BECKHAUS H.‐D. , RUECHARDT C. +
Published: May 2016

Standard enthalpies of formation are obtained for the geminal esters (I) and (II) and the reference compounds (III) and (IV) from their combustion and vaporization enthalpies.
ChemInform Abstract: Phenyl‐Phenyl Coupling in Triphenylantimony Catalyzed by Palladium(0).
Authors: BARTON D. H. R. , KHAMSI J. , OZBALIK N. , REIBENSPIES J.
Published: May 2016

The Pd(0)‐induced coupling of phenyl groups in SbPh3 (I) to afford diphenyl and Sb(0) is studied in a search for possible intermediates.
ChemInform Abstract: New Chiral Lewis Acid Catalysts Prepared from Simple Amino Acids and Their Use in Asymmetric Diels‐Alder Reactions.
Authors: TAKASU M. , YAMAMOTO H.
Published: May 2016

Consecutive reaction of the optically active aminobutyric acid (I) with the sulfonyl chloride (II) and the borane ‐ tetrahydrofuran complex (III) yields the oxazaborolidine (IV) which is employed as a chiral catalyst in the cycloaddition of 2,3‐dimethyl‐1,3‐butadiene (V) with methacrolein (VI), producing the trimethylcyclohexenecarbaldehyde (VII).
ChemInform Abstract: Ring Transformation of 4‐Amino‐1H‐1,5‐benzodiazepine‐3‐carbonitrile with Active Methylene Compounds. A Novel 1,3‐Migration of a Cyano Group in 1‐Amino‐1‐(2‐aminoanilino)‐2,4‐dicyano‐4‐ethoxycarbonylbuta‐1,3‐diene.
Authors: OKAMOTO Y. , ZAMA Y. , ITOH T. , AOTSUKA T. , KURASAWA Y. , TAKAGI K.
Published: May 2016

In order to extend the scope of ring transformations, compound (I) is treated with some nucleophiles.
ChemInform Abstract: Effect of 2,2‐Dimethyl Substitution on the Lifetimes of Cyclic Hydrocarbon Triplet 1,3‐Biradicals.
Authors: ADAM W. , REINHARD G. , PLATSCH H. , WIRZ J.
Published: May 2016

Direct photolysis of (I) in an EPA glass at 77 K generates the triplet biradicals (II) (ESR, fluorescence spectra), the lifetime of (IIb) being 1 order of magnitude less than that of parent (IIa) (decay rates of (II) at various temp., Arrhenius plots, activation parameters).
ChemInform Abstract: Tris(alkylthio)silanes as New Reducing Agents via Radicals.
Authors: CHATGILIALOGLU C. , GUERRINI A. , SECONI G.
Published: May 2016

Treatment of the alkyl halides (Ia) or the functionalized cyclohexanes (Ib) with tris(methylthio)silane under radical‐initiating conditions leads to the formation of the hydrocarbons (II).
ChemInform Abstract: Palladium‐Catalyzed Alkylations in Aqueous Media.
Authors: CASALNUOVO A. L. , CALABRESE J. C.
Published: May 2016

The water‐soluble Pd(0) complex (cat.) is characterized by single‐crystal X‐ray diffraction (P1; Z=4).
ChemInform Abstract: Pentan‐3‐one Formation from Ethylene, Carbon Monoxide, and Hydrogen over Rhodium Supported on Active Carbon.
Authors: TAKAHASHI N. , ARAKAWA H. , KANO A. , FUKAGAWA Y. , ASAO K.
Published: May 2016

The synthesis of 3‐pentanone (III) is investigated systematically.
ChemInform Abstract: Telomerization of Tetrafluoroethylene and Hexafluoropropene: Synthesis of Diiodoperfluoroalkanes.
Authors: TORTELLI V. , TONELLI C.
Published: May 2016

Thermal telomerization of tetrafluoroethene (I) with iodine results in a mixture of α,ω‐diiodoperfluoroalkanes (II) which are isolated by fractional distillation for n = 1 to 4. Reaction of (II) with hexafluoropropene (III) proceeds stepwise to give the isomers (IV) and (V) in the first step.
ChemInform Abstract: Ketone Perfluoroenolates: Regioselective and Stereoselective Synthesis, Unique Reactivities, and Electronic Properties.
Authors: QIAN C.‐P. , NAKAI T. , DIXON D. A. , SMART B. E.
Published: May 2016

The Z stereochemistry in the highly stereo‐ and regioselective reaction of the alcohols (I) with BuLi leading to the enolates (III)/(IV) decreases on going from Et2O to THF/HMPA as the solvents.
ChemInform Abstract: Synthesis of Non‐Ionic, Monodisperse F‐Alkyl Surfactants of the Amide Type.
Authors: BOMMELAER J. , SZONYI F. , CAMBON A.
Published: May 2016

The amides (III) which are useful as surfactants are prepared by condensation of the thiols (I) with the chloroacetamide (II).
ChemInform Abstract: Reactivities of Stable Rotamers. Part 28. Chlorodecarboxylation of 3‐Methyl‐3‐(1,4‐dimethyl‐9‐triptycyl)butanoic Acid Rotamers with Lead(IV) Acetate in the Presence of Lithium Chloride. Facile Hydrogen Transfer from the 1‐Methyl Group in the sc‐Isomer.
Authors: OKI M. , OKAMOTO T. , TOYOTA S. , YONEMOTO K. , YAMAMOTO G.
Published: May 2016

The isomeric carboxylic acids (I) and (IV) ((ap)‐ and (sc)‐rotamers) react with lead tetraacetate and LiCl as shown in the reaction scheme.
ChemInform Abstract: Palladium‐Catalyzed Coupling of Allylic Acetates with Aryl‐ and Vinylstannanes.
Authors: DEL VALLE L. , STILLE J. K. , HEGEDUS L. S.
Published: May 2016

The Pd(0)‐catalyzed reaction of allyl acetates such as (I) with aryl‐and vinylstannanes (II) yields the coupling products (III).
ChemInform Abstract: Contributions to the Chemistry of Bromine Pentafluoride. Part 2. Phenyl‐, Fluorophenyl‐, and Trifluoromethylphenylbromine(V) Tetrafluorides.
Authors: BREUER W. , FROHN H. J.
Published: May 2016

The title compounds (III) and (V) are synthesized in a nucleophilic substitution reaction of bromine pentafluoride (I) with appropriate aryl transfer reagents, e.g. (II) and (IV).
ChemInform Abstract: Fluorination of Aromatic α‐Hydroxy Esters with N,N‐Diethyl‐1,1,2,3,3,3‐hexafluoropropaneamine.
Authors: WATANABE S. , FUJITA T. , SAKAMOTO M. , ENDO H. , KITAZUME T.
Published: May 2016

Fluorination of α‐hydroxycarboxylic acid esters such as (I) with the Ishikawa reagent mentioned in the title afford the corresponding α‐fluoro esters (II).
ChemInform Abstract: The Reaction of Chlorosulfonic Acid with Benzalacetone and Benzalpinacolone.
Authors: CREMLYN R. J. , SWINBOURNE F. J. , CARTER P. A. , ELLIS L.
Published: May 2016

From benzalpinacolone (I) and chlorosulfonic acid (II) unexpectedly the styrenedisulfonyl chloride (III) is obtained.
ChemInform Abstract: Reduction of Sulfoxides with Sodium Bromide or Benzyl Bromide.
Authors: BERNARD A. M. , CAREDDA M. G. , PIRAS P. P. , SERRA E.
Published: May 2016

The sulfoxides (I) are reduced by sodium bromide in the presence of catalytic amounts of p‐toluenesulfonic acid to give the corresponding sulfides (II).
ChemInform Abstract: Alkylation of Benzene with 4‐Methylcyclohexanol in the Presence of Sulfuric Acid.
Authors: LIPOVICH V. G. , ZEMSKOV V. V. , RATOVSKII G. V. , BURLAKOVA O. V.
Published: May 2016

The reaction of benzene (I) with 4‐methylcyclohexanol (II) in the presence of sulfuric acid and methylcyclohexane, forming predominantly the compounds (III) ‐ (V), is studied in detail.
ChemInform Abstract: 1‐(4‐(N,N‐Bis‐β‐chloroethylcarbamoyloxy)phenyl)‐1,2‐bis(hydroxyphenyl)but‐# 1‐enes: Drugs Specifically Targeted Against Estrogen Receptor Positive Mammary Tumors.
Authors: SCHNEIDER M. R. , SCHUDERER M. L.
Published: May 2016

Grignard reaction of the ketones (I) with the phenol ether (II) followed by simultaneous acidic elimination and removal of the O‐protecting group forms an E/Z‐mixture of the triarylbutenes (III).
ChemInform Abstract: Stepwise Construction of Conjugated Diacetylenic and Triacetylenic Esters.
Authors: AITKEN R. A. , SETH S.
Published: May 2016

Flash vacuum pyrolysis of the α‐phosphoranylidene β‐keto esters (VI) and (IX), prepared as outlined in the reaction scheme, leads to the formation of the di‐ (VII) and triacetylenic esters (X).
ChemInform Abstract: 10‐Acylanthrol Dimers. New Derivatives of the Antipsoriatic Dithranol. Attempts of Preparation, Characterization, and Biochemical Properties. Part 2.
Authors: BERSET J.‐D.
Published: May 2016

Dithranol (I) is treated with the dicarboxylic dichlorides (II) in the presence of a pyridine base to produce the dimeric acyldithranols (III) and/or the methylene lactones (IV).
ChemInform Abstract: One‐Pot Synthesis of 4,5‐Unsubstituted 1,3‐Dithioles and 2‐Alkylidene‐1,3‐dithioles from 1,3‐Dithiolane S‐Oxides.
Authors: SCHAUMANN E. , WINTER‐EXTRA S. , KUMMERT K. , SCHEIBLICH S.
Published: May 2016

The trichloromethyldithiolane (I) is oxidized with H2O2.
ChemInform Abstract: Facile 5‐endo Ring Closures to the Azo Group. A Free Radical Synthesis of Indazoles
Authors: KUNKA C. P. A. , WARKENTIN J.
Published: May 2016

(V).
ChemInform Abstract: 2‐Protecting Groups for 5‐Lithiation in the Syntheses of Imidazoles.
Authors: NGOCHINDO R. I.
Published: May 2016

The tert.‐butyldimethylsilyl (Tbs) group and the dimethylcarbamoyl group are investigated as protecting groups for the 2‐position of imidazoles.
ChemInform Abstract: Studies in Hantzsch Thiazole Synthesis. Part 2. Reactions of Thiocarboxamides with α‐Haloketones.
Authors: SINGH S. P. , SEHGAL S. , SHARMA P. K.
Published: May 2016

The unexpected formation of α‐thiocyanatoketones, recently observed in the reaction of the thiocarboxamides (IV) with phenacyl halides and 2‐haloacetylthiophenes of type (II), is the basis for further investigations in this area.
ChemInform Abstract: Inter‐ and Intramolecular Hetero‐Diels‐Alder Reactions. Part 30. Intramolecular Hetero‐Diels‐Alder Reactions of Oxadienes: Influence of Substituents of the Tether Between Diene and Dienophile Moiety on the Diastereoselectivity.
Authors: TIETZE L. F. , BRAND S. , BRUMBY T. , FENNEN J.
Published: May 2016

The influence of a methyl group in the different positions of a C4 chain on the stereochemistry of the intramolecular hetero‐Diels‐Alder reaction of oxadienes is studied in detail using the parent species (III), as model compound, and the methyl derivatives (VII) and (VIII).
ChemInform Abstract: Synthesis of 6‐Aryl‐4,5‐dibenzamido‐1,2,3,6‐tetrahydropyridines.
Authors: STOCKER F. B. , EVANS A. J.
Published: May 2016

The Schiff bases (I) of histamine and aromatic aldehydes are subjected to the Eschweiler‐Clarke methylation, forming the tetrahydroimidazopyridines (III).
ChemInform Abstract: Pyridazine Analogues of Biologically Active Compounds. Part 6. Pyrido‐(2,3‐c)pyridazines Structurally Related to Nalidixic Acid.
Authors: BOAMAH P. Y. , HAIDER N. , HEINISCH G.
Published: May 2016

The chlorocyanopyridazine (I) reacts with the amino esters (II) to form the substitution products (III).
ChemInform Abstract: A Facile Synthesis of Acenaphtho(1,2‐d)pyrimidine and Diacenaphtho(1,2‐b:1′,2′‐d)pyridine.
Authors: TATSUGI J. , SHIMIZU M. , IZAWA Y.
Published: May 2016

With a view to their potential biological activity the title compounds (III) and (IV) are synthesized.
ChemInform Abstract: Antibacterial Activity and Syntheses of 4‐(Substituted benzylamino)‐1,2,3‐benzothiadiazine 1,1‐Dioxides.
Authors: SADANA G. S. , PRADHAN N. S. , DEODHAR K. D.
Published: May 2016

The antimicrobial activity of (V) is tested against Gram‐positive and Gram‐negative bacteria.
ChemInform Abstract: Bicyclic Compounds with P(V)‐P(III)‐P(V) Bonds. Structure of a Tetraazadiphosphocine.
Authors: ESTRADA‐YANEZ M. R. , ROESKY H. W. , SCHOLZ U. , NOLTEMEYER M.
Published: May 2016

The amidines (I) and (IV) react with the phosphanes (II) to yield the corresponding bicyclic compounds (III) and (V).
ChemInform Abstract: Reactivity of Conjugated Bases of Hydridophosphoranes. Synthesis of New Phosphoranes Involving P‐P Bonds.
Authors: LAMANDE L. , MUNOZ A.
Published: May 2016

Reactions of the hydridophosphoranes (I) and (VIII) with the chlorophosphanes (II) or (IV), or with the chlorophosphorane (VI) in the presence of NEt3 give the new P‐P bonded compounds (III), (V), (VII), and (IX).
ChemInform Abstract: A Stable Titanacyclo‐2‐pentene: Synthesis and Structure of 3,3‐Bis(η5‐cyclopentadienyl)‐4,5‐diphenyl‐3‐titanatetracyclo(5.5.1.02,6.08,# 12)trideca‐4,8,11‐triene.
Authors: BHIDE V. V. , FARONA M. F. , DJEBLI A. , YOUNGS W. J.
Published: May 2016

The title compound (IV) (space group P212121, Z=4) is synthesized by reduction of titanocene dichloride (I) in the presence of diphenylacetylene (II) and the tricycle (III).
ChemInform Abstract: Preparation, Characterization, and Reactions of 3‐Germabicyclo(3.2.1)octane and 2‐Germabicyclo(2.2.1)heptane Derivatives.
Authors: SOMMESE A. G. , CREMER S. E. , CAMPBELL J. A. , THOMPSON M. R.
Published: May 2016

In view of the interest of bicyclic systems containing heteroatoms for synthetic and stereochemical investigations, the incorporation of germanium into the bicyclic framework is achieved through ring closure of the bis‐Grignard reagent of the precursor system (I) and dichlorogermanes (II).
ChemInform Abstract: Syntheses and Physicochemical Properties of Cu(BF4)2 Complexes of Polythia(n)ferrocenophanes and the Corresponding Ferrocenium Cations.
Authors: SATO M. , KATADA M. , NAKASHIMA S. , SANO H. , AKABORI S.
Published: May 2016

The ferrocenophanes (I) react with copper(II) tetrafluoroborate (II) to give the complexes (III) in which the ferrocene nucleus is oxidized to ferrocenium and the Cu atom incorporated in the thiamacrocycle is reduced to Cu(I).
ChemInform Abstract: Oxidative Addition/Decarbonylation of α,ω‐Alkanedioyl Dichlorides. Metallacycle Formation via Intramolecular Reductive Cyclization of a Pendant Acid Chloride with Samarium(II) Iodide.
Authors: ZIZELMAN P. M. , STRYKER J. M.
Published: May 2016

Controlled oxidative addition and decarbonylation at one end of α,ω‐alkanedioyl dichlorides is reported with the Ir(I) complex (I) giving Ir(III) alkyl complexes of the type (III) bearing a pendant acid chloride functionality.
ChemInform Abstract: Stereoselective C‐C Bond Formation in Carbohydrates by Radical Cyclization Reactions. Part 5. Application for the Synthesis of α‐C(2)‐Branched Sugars.
Authors: DE MESMAEKER A. , HOFFMANN P. , WINKLER T. , WALDNER A.
Published: May 2016

Radical‐induced cyclization of the iodo carbohydrates (I) results in predominant formation of the fused furans (II).
ChemInform Abstract: Molecules of the Decade
Authors: CHANDRASEKHAR J.
Published: May 2016

Review: (e.g.
ChemInform Abstract: Preparation and Properties of Hyperquenched Films in the Bi2O3‐ZnO System.
Authors: SEKIYA T. , TSUZUKI A. , KAWAKAMI S. , TORII Y.
Published: May 2016

Hyperquenched Bi2O3/ZnO films containing 2.5‐45 mol% ZnO are prepared by using a twin‐roller type device and their structure is studied as a function of ZnO content and quenching rate (i.e.
ChemInform Abstract: Magnetic Hardening of Melt‐Spun and Crystallized Sm‐Fe‐V and Sm‐(Fe,Co)‐V Alloys.
Authors: DING J. , ROSENBERG M.
Published: May 2016

The magnetic properties of melt‐spun SmFe10V2 and SmFe10.5V1.5 alloys are studied as a function of annealing conditions and substitution of Co for Fe.
ChemInform Abstract: La2Rh5B4, Eu2Rh5B4, and Eu3Rh8B6 ‐ Lanthanoid‐Rhodium Borides of the Homologous Series AnRh3n‐1B2n.
Authors: JUNG W.
Published: May 2016

The title borides are prepared by reaction of the elements at 1100‐1150 °C (excess La and Eu, resp.).
ChemInform Abstract: Synthetic Carbonate Apatites as Inorganic Cation Exchangers. Exchange Characteristics for Toxic Ions.
Authors: MIYAKE M. , WATANABE K. , NAGAYAMA Y. , NAGASAWA H. , SUZUKI T.
Published: May 2016

The ion exchange characteristics of B‐type carbonate apatites (CAP) containing 6 or 16 wt.% CO32‐ ions, for Zn2+, Cd2+, Hg2+, and Pb2+ in aqueous solution at 25 °C are investigated at 25 °C and compared with those of CO32‐‐free hydroxyapatite.
ChemInform Abstract: A Contribution about BaLaGaO4 and BaNdGaO4: β‐K2SO4 Type Related Compounds and about SrLaGaO4 with K2NiF4 Structure.
Authors: RUETER I. + , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

BaLaGaO4 (I), BaNdGaO4 (II), and SrLaGaO4 (III) are synthesized by solid state reactions of MCO3 (M: Ba, Sr), Ln2O3 (Ln: La, Nd), and Ga2O3 (2:1:1, 1540 °C, 3 h).
ChemInform Abstract: Crystal Structure of KZr2(AsO4)3.
Authors: ELBRAHIMI M. , DURAND J.
Published: May 2016

Single crystals of the title compound are prepared by reaction of either (NH4)2HAsO4, ZrO2, and K2CO3 or KH2AsO4 and ZrO2 in a B2O3 flux at 1100 °C (∼10 h, sealed quartz tube; preheating at 300 °C, 6 h).
ChemInform Abstract: Ba6La2Co4O15
Authors: MEVS H. , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

is prepared by annealing a pressed pellet of Ba(OH)2, La2O3, and Co(OAc)2 (6:1:4, preheated at 150 °C) at 1000 °C for 12 h followed by melting using a CO2‐laser (∼1800‐1900 °C, 10 min).
ChemInform Abstract: Crystal Structure of Cu0.46Nb6S2.54.
Authors: YAO X. , FRANZEN H. F.
Published: May 2016

A sample of composition Cu0.46Nb6S2.54 is prepared by arc melting of a preheated (450 °C, 1 week) mixture of Nb and sulfur (2:1) in the presence of copper and subsequent heating at 1375 °C for 5 h. The compound crystallizes in the orthorhombic space group Pnnm with Z=4 and is isostructural with MxNb6S3‐x (M: Fe, Co).
ChemInform Abstract: Fluorescence Behaviors of 3,3‐Bis(8‐quinolyloxymethyl)oxetane: Effects of Solvents, Carrier‐Concentration, and Metal Ions on the Fluorescence Intensity.
Authors: HIRATANI K. , NOMOTO M. , OHUCHI S. , TAGUCHI K.
Published: May 2016

The title compound (I) exhibits high fluorescence intensity in CHCl3, MeCN or dioxane solution while the fluorescence of (I) is completely quenched in acetone.
ChemInform Abstract: Room Temperature, Endo‐Specific 1‐Aza‐1,3‐butadiene Diels‐Alder Reactions: Acceleration of the LUMOdiene‐Controlled (4 + 2)Cycloaddition Reactions Through Noncomplementary Azadiene Substitution.
Authors: BOGER D. L. , CORBETT W. L. , WIGGINS J. M.
Published: May 2016

Starting with the Wittig reaction of (I) with the aldehydes (II) followed by deprotection of the adducts (III), the oximes (IV) are obtained.
ChemInform Abstract: The Chemistry of 3‐(α‐Cyanobenzylidene)‐1‐phenyltriazenes and Their Conversion to Diarylmaleimides and Phenanthrene‐9,10‐dicarboximides.
Authors: SMITH P. A. S. , FRIAR J. J. , RESEMANN W. , WATSON A. C.
Published: May 2016

The conversion of aminotriazoles such as (I) to the corresponding azides (II) followed by mild thermolysis yields the title triazenes (III).
ChemInform Abstract: Radical Cyclization Reactions from α‐Silyloxy Phenyl Selenides: An Alternative to Acyl Radicals.
Authors: KECK G. E. , TAFESH A. M.
Published: May 2016

5‐Hexenal (I) reacts with trimethylsilyl phenyl selenide (II) in the presence of zinc diiodide to produce the adduct (III) which undergoes radical‐induced intramolecular cyclization to give the isomeric methylcyclopentyl trimethylsilyl ethers (IV).
ChemInform Abstract: Reaction of Phenyl(trimethylsilyl)silylene with Chloromethanes; Insertion into the C‐Cl Bond and Abstraction of Chlorine and HCl.
Authors: OKA K. , NAKAO R.
Published: May 2016

Photolysis of the silane (I) in chloromethanes ClnCX4‐n (n = 1‐4; X: ‐H, ‐Cl, ‐alkyl) produces the silylene (III) as a major intermediate which affords three types of products (shown for the example of CHCl3): (IV) (via abstraction of two chlorine atoms), (V) (via insertion into the C‐Cl bond) and (VI) (via abstraction of HCl).
ChemInform Abstract: Functionalisation of Saturated Hydrocarbons. Part 17. Reactivity of Carbon‐Carbon Double Bonds.
Authors: BARTON D. H. R. , LEE K. W. , MEHL W. , OZBALIK N. , ZHANG L.
Published: May 2016

The Gif oxidation systems A) (=GifIV), B) (=GifIII), C) (=GoAggI), or D) (=GoAggII) cleave methylidene olefins such as (I), (IV), or (VI) into the ketone or aldehyde and formaldehyde.
ChemInform Abstract: Reactivity Studies in the Shikimic Acid Series: The Synthesis of Racemic Methyl 6α‐Fluoroshikimate.
Authors: BOWLES S. A. , CAMPBELL M. M. , SAINSBURY M. , DAVIES G. M.
Published: May 2016

The regio‐ and stereoselective epoxidation of the 3,4‐dihydrobenzoate (I) is investigated.
ChemInform Abstract: Free Radical Trost Allylation.
Authors: BREUILLES P. , UGUEN D.
Published: May 2016

The ketones (I) are α‐allylated with the methallyl sulfide (II) in the presence of a radical initiating mixture of lead dioxide, copper, and manganese diacetate to form the β,γ‐unsaturated ketones (III).
ChemInform Abstract: Observations on the Effect of Silanes on the Reaction of 10‐Methyl‐δ1,9‐2‐octalone with Lithium Dimethylcuprate(I).
Authors: BERTZ S. H. , SMITH R. A. J.
Published: May 2016

The influence of silanes such as trimethylsilylchloride (V) or (VIII) on the reaction of the enone (I) with cuprates (II) or (VII) is minor when Et2O is the solvent.
ChemInform Abstract: Effects of Secondary Interactions on the Stereochemical Outcome of Rhodium(II) Carboxylate Catalyzed Cyclopropanation of Olefins.
Authors: DEMONCEAU A. , NOELS A. F. , HUBERT A. J.
Published: May 2016

In cyclopropanation reactions of olefins such as (II), (VI), or (IX) with ethyl diazoacetate (III), catalyzed by various dirhodium(II) tetracarboxylates (cf.
ChemInform Abstract: Synthesis of 1‐Acyl‐2‐alkylcyclopropanecarboxylic Esters from 2‐Alkenylphosphonium Salts.
Authors: JACOBY D. , CELERIER J. P. , PETIT H. , LHOMMET G.
Published: May 2016

The allylic alcohols (I) are treated with PBr3 to form the bromides (II) which are coupled with triphenylphosphine (III) to produce the allylphosphonium bromides (IV).
ChemInform Abstract: The Invention of Radical Reactions. Part 19. The Synthesis of Very Hindered Quinones.
Authors: BARTON D. H. R. , SAS W.
Published: May 2016

On photolysis, the acyl derivatives (II) of N‐hydroxy‐2‐thiopyridone afford carbon radicals which readily add to quinones such as (I) to give the sterically hindered quinones (III) after MCPBA oxidation.
ChemInform Abstract: Synthesis of 3′‐Hydroxy‐4′‐methoxyphenylethylnaphthalenes.
Authors: UNTERHALT B. , DABRINGHAUS U.
Published: May 2016

The synthesis of the title compounds (V) and (VII) as possible sweeteners is described.
ChemInform Abstract: Observation of Benzocyclobutadiene by Flow NMR.
Authors: TRAHANOVSKY W. S. , FISCHER D. R.
Published: May 2016

Fluoride ion induced elimination reaction of mesylate (I) is studied at a total flow rate of 45 mL/min by 1H NMR.
ChemInform Abstract: Preparation of the 5,6‐Arene Oxide of 3,3′,4,4′‐Tetrachlorobiphenyl. Decarboxylative Elimination as an Effective Last Step.
Authors: REICH I. L. , REICH H. J.
Published: May 2016

The title compound (IX) is synthesized as outlined in the reaction scheme, starting with the Diels‐Alder reaction of the diene (I) and the maleic anhydride (II).
ChemInform Abstract: The Synthesis and Chemistry of Azolenines. Part 18. Preparation of 3‐Ethoxycarbonyl‐3H‐pyrroles via the Paal‐Knorr Reaction, and Sigmatropic Rearrangements Involving Competitive Ester Migrations to C‐2, C‐4 and N.
Authors: CHIU P.‐K. , SAMMES M. P.
Published: May 2016

The 3‐ethoxycarbonyl‐3H‐pyrroles (III) are prepared, in some cases together with their exocyclic double bond isomers, by cyclization of the diketones (I) with NH3 (II) and subsequent dehydration.
ChemInform Abstract: Acyl Nitronates in Organic Synthesis. An Expeditious Synthesis of 2,5‐Dialkylpyrrolidines and 2,5‐Dialkylpyrrolines Including Ant Venom Alkaloids.
Authors: MIYASHITA M. , AWEN B. Z. E. , YOSHIKOSHI A.
Published: May 2016

The methyl ketone anions (I) react with the nitroalkenes (II) to form addition compounds which are isolated as the acetyl nitronates (IV).
ChemInform Abstract: Diels‐Alder Reactions of Pyrano(3,4‐b)indol‐3‐ones with Substituted Alkenes: Synthesis of 1,2‐Dihydrocarbazoles. Part 2.
Authors: VAN DOREN P. , COMPERNOLLE F. , HOORNAERT G.
Published: May 2016

The Diels‐Alder reaction of pyrano(3,4‐b)indol‐3‐ones such as (I) or (IV) with trisubstituted dienophiles such as (II) or (V) yields stable dihydrocarbazoles such as (III) or (VI)‐(VIII).
ChemInform Abstract: Diastereofacial Selectivity Studies on 3‐Alkenyl‐4,5‐diphenyl‐4,5‐dihydroisoxazoles.
Authors: WADE P. A. , BEREZNAK J. F. , PALFEY B. A. , CARROLL P. J. , DAILEY W. P. , SIVASUBRAMANIAN S.
Published: May 2016

The epoxidation of the 3‐ethenyl‐4,5‐diphenyldihydroisoxazoles (I) yields the epoxides (II) and (III).
ChemInform Abstract: Synthesis and Antimicrobial Activities of 5‐Amidobenzotriazole Derivatives.
Authors: CALIENDO G. , NOVELLINO E. , SAGLIOCCO G. , SANTAGADA V. , SILIPO C. , VITTORIA A.
Published: May 2016

The title compounds of type (I) are synthesized by conventional methods and their antimicrobial activity against Gram‐positive and Gram‐negative bacteria and Candida albicans is evaluated.
ChemInform Abstract: Synthetic Methods. Part 33. Utility of a Polymeric Azide Reagent in the Formation of Di‐ and Triazidomethane. Their NMR Spectra and the X‐Ray Structure of Derived Triazoles.
Authors: HASSNER A. , STERN M. , GOTTLIEB H. E. , FROLOW F.
Published: May 2016

The halomethanes (I), (VI), and (IX) are treated with the polymeric azide reagent (II) to produce the corresponding explosive azidomethanes (III), (VII), and (X).
ChemInform Abstract: A Convenient Synthetic Route to Functionalized 5‐Trifluoroacetyl‐6‐trifluoromethyl‐3,4‐dihydro‐2H‐pyrans: Hetero‐Diels‐Alder Reaction of β,β‐Bis(trifluoroacetyl)vinyl Ethers with Electron‐Rich Alkenes.
Authors: HOJO M. , MASUDA R. , OKADA E.
Published: May 2016

The vinyl ethers (I) and (VI) are acylated with trifluoroacetic anhydride (II) to produce the bis(trifluoroacetyl) derivatives (III) and (VII).
ChemInform Abstract: Periselectivity Between the (1,4) and (3,3) Thermal Sigmatropic Rearrangements of 2‐Allyloxypyridine N‐Oxides.
Authors: ALKER D. , OLLIS W. D. , SHAHRIARI‐ZAVAREH H.
Published: May 2016

The rearrangement of the N‐oxides (I), (IV) is investigated under various conditions (for (I) 19 sets of solvent, temperature and reaction time).
ChemInform Abstract: Synthesis of Novel 2‐Substituted Quinoline Derivatives: Antimicrobial, Inotropic, and Chronotropic Activities.
Authors: FARGHALY A. M. , HABIB N. S. , KHALIL M. A. , EL‐SAYED O. A. , BISTAWROOS A. E.
Published: May 2016

The thiocarbamoylhydrazines (VI) are prepared as outlined.
ChemInform Abstract: Elaboration of 1,2,3,4‐Tetrahydroquinoline via η2‐Imine Complexes of Zirconocene.
Authors: COLES N. , WHITBY R. J. , BLAGG J.
Published: May 2016

The anion of 1,2,3,4‐tetrahydroquinoline (I) reacts with methylzirconocene chloride (II) to produce the complex (III) which forms the unstable THF complex (V) upon thermolysis in tetrahydrofuran (IV).
ChemInform Abstract: Studies on Uracil Derivatives and Analogues. Part 14. A Highly Convenient Procedure for the Synthesis of 5‐(2‐Acylvinyl)uracils, a Group of Novel 5‐Substituted Uracils.
Authors: KUNDU N. G. , CHAUDHURI L. N. , DASGUPTA S. K.
Published: May 2016

Treatment of the 2,4‐dimethoxypyrimidines (III) with Me3SiCl/NaI in acetonitrile results in smooth demethylation without concurrent addition to the double bond.
ChemInform Abstract: Reaction of the Cage‐Like Vinylsilylated Double Four‐Ring Silicic Acid ((CH2=CH)(CH3)2Si)8Si8O20 with HSi Containing Compounds and the Preparation of a New Polymer.
Authors: HOEBBEL D. , PITSCH I. , HEIDEMANN D. , JANCKE H. , HILLER W.
Published: May 2016

By means of NMR studies it is shown that the compounds (II) react completely with the eight vinyl groups of the cage‐like silicic acid derivative (I) to give the derivatives (III).
ChemInform Abstract: 1‐Phosphinodiazaphosphene: Synthesis, Crystal Structure, and Bonding Properties.
Authors: ALTMEYER O. , NIECKE E. , NIEGER M. , BUSCH T. , SCHOELLER W. W. , STALKE D.
Published: May 2016

Reaction of the phosphorodichloridous hydrazide (I) with the lithium phosphide (II) gives the diphosphine (III) which is treated with DBU to produce the title compounds (IV) via elimination of trimethylsilyl chloride.
ChemInform Abstract: Nucleophilic Additions of Phosphorus Compounds to Aromatic Methyleneamines.
Authors: BARLUENGA J. , CAMPOS P. J. , CANAL G. , ASENSIO G.
Published: May 2016

The arylaminomethyl methyl ethers (Ia) and (Ib) react with diphenylphosphine (II) to produce the N‐(phosphinomethyl)arylamines (IIIa) and (IIIb).
ChemInform Abstract: Reaction of Bis(trimethylsilyl) Phosphonite with 1‐Nitro‐1‐alkenes.
Authors: GAREEV R. D. , NAZMUTDINOV R. YA. , BURANGULOVA R. N. , KHAYAROV A. I.
Published: May 2016

Reaction of the title compounds (I) and (II) produces the aci‐nitroalkylphosphinates (III) which are unstable at room temperature but are further transformed into the phosphinates (IV) and the phosphonites (V) and (VI).
ChemInform Abstract: Bis(trialkoxysilylmethyl) Chalcogenides and 2,2,6,6‐Tetramethoxy‐1‐oxa‐4‐chalcogena‐2,6‐disilacyclohexanes.
Authors: VORONKOV M. G. , SOROKIN M. S. , POTAPOV V. A.
Published: May 2016

Reaction of the (chloromethyl)trialkoxysilanes (I) with the sodium chalcogenides (II) gives the bis(silylmethyl) chalcogenides (III), together with the oxachalcogenadisilacyclohexanes (IVa) and (IVb).
ChemInform Abstract: Reactions of 1‐Isopropoxy‐2‐bis(trimethylsilyl)amino‐3‐trimethylsilyl‐4,4,4‐tris(isopropoxy)‐1,3,2,4‐oxazaphosphatitanetidine with Sulfur and Selenium.
Authors: BRUSILOVETS A. I.
Published: May 2016

Reaction of the titanium chelate (I) with the chalcogenes (II) gives the heterocycles (III).
ChemInform Abstract: Synthesis and Characterization of the Mixed‐Valent Complex Ion Di‐μ‐oxobis(1,4,8,11‐tetraazacyclotetradecane)dimanganese(III,IV), ((cyclam)MnO)3+ 2.
Authors: GOODSON P. A. , HODGSON D. J. , MICHELSEN K.
Published: May 2016

The use of an external oxidant is not necessary for the formation of the title III/IV dimer cation as demonstrated in the synthesis of the bromide salt (V) ( P21/n, Z=2).
ChemInform Abstract: Synthesis and Structural Studies of Some New Rhenium Phosphine Heptahydride Complexes. Evidence for Classical Structures in Solution.
Authors: LUO X.‐L. , CRABTREE R. H.
Published: May 2016

A series of new complexes (IV) are synthesized and characterized by IR and 1H, 31P and 13C NMR spectroscopy.
ChemInform Abstract: Synthesis and Crystal Structure of a Stable Hexacobalt Complex of Cyclo(18)carbon.
Authors: RUBIN Y. , KNOBLER C. B. , DIEDERICH F.
Published: May 2016

Starting with the pyrolysis product (II) from (I) the diphosphine‐bridged dicobalt complex (V) (space group P21, Z=2) is synthesized as shown.
ChemInform Abstract: Tetranuclear Complexes of 1,3,5,9,11,13‐Hexaketonates. Part 1. Synthesis and Structure of Bis(1,3‐bis(2‐methyl‐4,6,8‐octanetrion‐8‐yl)benzenato(4‐))tetrakis(pyridine)tetracopper(II), Cu4(MOB)2(py)4. Observation of Four‐Electron‐Transfer Electrochemistry.
Authors: LINTVEDT R. L. , ZEHETMAIR J. K.
Published: May 2016

A new hexaketone ligand (I), prepared by condensation of 2‐methyl‐4‐pentanone and dimethyl isophthalate in dry THF with NaH, is capable of binding four metal ions.
ChemInform Abstract: Heterocyclic Tellurium Compounds as Ligands; Some Complexes of Rhodium(III) and Rhodium(I).
Authors: AL‐RUBAIE A. Z. , AL‐OBAIDI Y. N. , YOUSIF L. Z.
Published: May 2016

Eight examples of new Rh(III) complexes such as (I) are prepared by the reaction of RhCl3 with the corresponding heterocyclic tellurium compounds in ethanol.