bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Synthesis and Structural Characterization of Metallacarborane Poly(pyrazolyl)borate Complexes.
Authors: SCHUBERT D. M. , KNOBLER C. B. , TROFIMENKO S. , HAWTHORNE M. F.
Published: May 2016

The first examples of mixed‐ligand sandwich complexes containing poly(pyrazolyl)borate and dicarbollide ligands are prepared according to the scheme.
ChemInform Abstract: Thiophene Ring Cyclopalladation of N,N‐Dimethyl‐2(or 3)‐thiophenecarbothioamide.
Authors: MIZUNO H. , NONOYAMA M.
Published: May 2016

N,N‐Dimethyl‐2‐thiophenecarbothioamide (I) and its 3‐isomer react with lithium tetrachloropalladate(II) to give the cyclopalladated dimers (III) and (VIII), respectively.
ChemInform Abstract: Efficient Synthetic Routes to Fluorinated Isosteres of Inositol and Their Effects on Cellular Growth.
Authors: KOZIKOWSKI A. P. , FAUQ A. H. , POWIS G. , MELDER D. C.
Published: May 2016

As reported in a previous work, quebrachitol can be transformed in a two‐step sequence to the monofluoro product (I).
ChemInform Abstract: Glycoside and Saccharide Synthesis Using N‐Glycosyltriazoles as Hydrolytically Stable Glycosyl Donors.
Authors: BROEDER W. + , KUNZ H.
Published: May 2016

Diels‐Alder reaction of the tetra‐O‐pivaloyl‐β‐D‐glucopyranosyl azide (I) with the dialkyl acetylenedicarboxylates (II) in toluene yields the hydrolytically stable N‐glycosyltriazoles (III) which serve as glycosyl donors.
ChemInform Abstract: The Chemistry of 2′,3′‐Seconucleosides. Part 4. Synthesis and Reactions of 3′‐Azido‐2′,3′‐dideoxy‐2,′,3′‐secothymidine and Related Analogues.
Authors: KUMAR A. , WALKER R. T.
Published: May 2016

The title nucleosides, e.g. (VI), (VIII) and (X), and the corresponding uridines which are synthesized by analogous routes are tested for their ability to prevent infection of cells by HIV.
ChemInform Abstract: Pigments of Fungi. Part 12. Structure and Absolute Stereochemistry of Antibiotic Tetrahydroanthraquinones from the Fungus Dermocybe splendida Horak. X‐Ray Structure Determination of Austrocortirubin Phenylboronate and Austrocortilutein Acetonide.
Authors: GILL M. , SMRDEL A. F. , STRAUCH R. J. , BEGLEY M. J.
Published: May 2016

The principal dark red pigment austrocortirubin (I), the principal yellow pigment (1S,3S)‐austrocortilutein (II) and a minor yellow pigment (1S,3R)‐austrocortilutein (III) represent new components found in the title species and are the first tetrahydroanthraquinones to be found in Basidiomycetes.
ChemInform Abstract: B‐2′‐Isoprenyldiisopinocampheylborane: An Efficient Reagent for the Chiral Isoprenylation of Aldehydes. A Convenient Route to Both Enantiomers of Ipsenol and Ipsdienol.
Authors: BROWN H. C. , RANDAD R. S.
Published: May 2016

The isoprenyl potassium (I) reacts with the chiral borinate (+)‐(II) to give the salt (III) which is demethoxylated, forming the dienylborane (IV).
ChemInform Abstract: 31P, 27Al, and 129Xe NMR Study of Phosphorus‐Impregnated HZSM‐5 Zeolite Catalysts.
Authors: SEO G. , RYOO R.
Published: May 2016

HZSM‐5 zeolites with phosphorus contents of 0.4‐7.1% are prepared by the incipient wetness method using aqueous (NH4)2HPO4.
ChemInform Abstract: Magnetic and Crystallographic Properties of SmFe10‐xCoxV2 Compounds
Authors: JURCZYK M.
Published: May 2016

are studied as a function of composition (0 ≤ x ≤ 10).
ChemInform Abstract: Corrosion Resistance of Hot‐Worked NdFeB Permanent Magnets
Authors: NOZIERES J. P. , TAYLOR D. W.
Published: May 2016

is studied in comparison with that of sintered and melt‐spun NdFeB magnets.
ChemInform Abstract: Sodium Dinitridoborate with the Linear Symmetric Anion BN3‐ 2.
Authors: EVERS J. , MUENSTERKOETTER M. + , OEHLINGER G. , POLBORN K. , SENDLINGER B.
Published: May 2016

Na2BN2 is prepared by reaction of Na, NaN3, and BN (2:1:1) in a BN‐crucible at 1000 °C and 4 GPa (Belt‐type apparatus, 15 min).
ChemInform Abstract: The First Barium Oxomercurate: BaHgO2 ‐ Synthesis and Crystal Structure.
Authors: SOLL M. , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

Single crystals of BaHgO2 are prepared by reaction of BaO and HgO in pure, dry O2 at 6000 bar and 700 °C (5 d).
ChemInform Abstract: Study on the Formation of Fe1‐xMnxSi2 from the Sintered FeSi‐Fe2Si5 Eutectic Alloy Doped with Manganese.
Authors: KOJIMA T. , SAKATA M. , NISHIDA I.
Published: May 2016

The sintered eutectic alloy composed of ε‐FeSi and α‐Fe2Si5 and Mn as dopant corresponding to the composition Fe1‐xMnxSi2 with 0 ≤ x ≤ 0.13 is annealed in the range 1073‐1173 K to determine the most effective annealing conditions for the formation of the β‐phase.
ChemInform Abstract: Low‐Temperature Precursor Synthesis of Crystalline Nickel Disulfide.
Authors: BONNEAU P. R. , SHIBAO R. K. , KANER R. B.
Published: May 2016

The low‐temp.‐initiated solid‐state reaction outlined in the scheme yields pure, crystalline NiS2 in high yield within seconds.
ChemInform Abstract: Stabilization of the Open‐Chain Structure of D‐Galacturonic Acid in a Dimeric Complex with Oxovanadium(IV).
Authors: BRANCA M. , MICERA G. , SANNA D. , DESSI A. , KOZLOWSKI H.
Published: May 2016

Electronic absorption and ESR spectroscopic investigations establish that the properties of a dimeric oxovanadium complex of D‐galacturonic acid, formed in aqueous solutions, are consistent with a metal‐metal distance of about 5 Å.
ChemInform Abstract: New Catalytic Activity of Polymer‐Supported Quaternary Onium Salts. Regioselective Addition Reaction of Oxiranes with Active Esters Catalyzed by Insoluble Polystyrene‐Bound Quaternary Ammonium and Phosphonium Salts.
Authors: NISHIKUBO T. , IIZAWA T. , SHIMOJO M. , KATO T. , SHIINA A.
Published: May 2016

The chloromethyl‐substituted polystyrene (I) is coupled with trialkylamines and phosphines such as (II) to produce the corresponding polymer‐supported onium salts (III) mentioned in the title.
ChemInform Abstract: Efficient Optical Resolution of Aziridines by Complexation with Optically Active Host Compounds.
Authors: MORI K. , TODA F.
Published: May 2016

The optical resolution of some aziridines such as (I) is achieved with up to 100% e.e.
ChemInform Abstract: Optically Active (Z)‐(R)‐(+)‐Methyl 2‐Phenyl‐2‐(pyrid‐4‐yl)vinyl Sulfoxide: Synthesis and Structure.
Authors: MADESCLAIRE M. , FAUVE A. , METIN J. , CARPY A.
Published: May 2016

The title compound (II) is obtained in high enantiomeric purity by microbiological sulfoxidation of the sulfide (I).
ChemInform Abstract: Approach to the Synthesis of Nogalarol via the Cycloaddition of a Carbene‐Chromium Complex with a Functionalized Alkyne.
Authors: SEMMELHACK M. F. , JEONG N.
Published: May 2016

Starting with the furan (I), the epoxypyran (XI) is synthesized as outlined in the reaction scheme.
ChemInform Abstract: Manganese(III)‐Based Oxidative Free‐Radical Cyclization of Unsaturated β‐Keto Esters, 1,3‐Diketones, and Malonate Diesters.
Authors: KATES S. A. , DOMBROSKI M. A. , SNIDER B. B.
Published: May 2016

The unsaturated β‐keto ester (I) undergoes oxidatively induced ring closure by reaction with Mn(OAc)3 (II) to give the radical (IV) via the enolate (III).
ChemInform Abstract: Sulfuric Acid‐Acetic Anhydride Promoted Rearrangement of α,β‐Unsaturated Ketones.
Authors: BANERJEE A. K. , CARRASCO M. C. , PENA M. C. A.
Published: May 2016

On treatment with sulfuric acid in acetic anhydride (II) the α,β‐unsaturated ketones (I), (IV), and (VI) undergo different molecular transformations yielding the products (III), (V), and (VII), respectively.
ChemInform Abstract: Microwave‐Induced Reactions of Organic Substrates in the Cage of Zeolites.
Authors: IPAKTSCHI J. , BRUECK M. +
Published: May 2016

Reaction rates of rearrangement and dehydrogenation are dramatically enhanced as compared with reactions under thermal conditions when adsorbed substrates are irradiated (see protocol A)).
ChemInform Abstract: Pyridinium Chlorochromate: an Improved Method for Its Synthesis and Use of Anhydrous Acetic Acid as Catalyst for Oxidation Reactions.
Authors: AGARWAL S. , TIWARI H. P. , SHARMA J. P.
Published: May 2016

An improved procedure for the preparation of the title compound (IV) is carried out as shown.
ChemInform Abstract: Kinetics of Silver(I)‐Catalyzed Oxidation of Hydrazinium Ion by the (Ethylenebis(biguanide))silver(III) Cation.
Authors: BANERJEE R. , DAS A. , DASGUPTA S.
Published: May 2016

The title complex (I) is a rare example of a cationic complex of Ag(III) extensively stabilized by an acyclic ligand environment and in acid solution reasonably resistant to autodecomposition.
ChemInform Abstract: Application of the Isoamyl Nitrite‐Diiodomethane Route to Aryl Iodides.
Authors: SMITH W. B. , HO O. C.
Published: May 2016

The anilines (I) and the diaminobiphenyl (III) are converted into the corresponding iodides (II) and (IV) by reaction with diiodomethane in the presence of isoamyl nitrite.
ChemInform Abstract: Diastereoselective Addition of Methylcopper‐ and Dimethylcuprate‐Boron Trifluoride Reagents to (S)‐(N‐Alkylidene)‐1‐phenylethylamines.
Authors: BOGA C. , SAVOIA D. , UMANI‐RONCHI A.
Published: May 2016

The reactions of methylcopper‐ and dimethylcuprate‐boron trifluoride reagents with aldimines such as (I), derived from (S)‐1‐phenylethylamine, yield with good diastereoselectivity the (1S,1'S)‐amines (IIIa) and (IIIb) from aromatic imines.
ChemInform Abstract: Organometallics in Organic Synthesis. Part 32. Selective Carbon‐Carbon Coupling Reactions with Nucleophilic Thermolabile Methylcobalt Reagents.
Authors: KAUFFMANN T. , HOPP G. , LAARMANN B. , STEGEMANN D. , WINGBERMUEHLE D. +
Published: May 2016

The methylcobalt compounds (III) are tested in the methylation of the bromostyrene (I) and various carbonyl compounds such as (II), (VII), or (IX).
ChemInform Abstract: Organometallics in Organic Synthesis. Part 30. Chlorinating Methylation of Aldehyde and Keto Groups with Niobium Reagents and Investigation of the Mechanism.
Authors: KAUFFMANN T. , ABEL T. , NEITELER G. , SCHREER M.
Published: May 2016

The aldehydes and ketones (I) are simultaneously chlorinated and methylated with methylniobium tetrachloride (II) to produce the branched chlorides (III).
ChemInform Abstract: Organometallics in Organic Synthesis. Part 31. Application of Non‐Stabilized Iron(II) Alkyls as Highly Selective Nucleophilic Alkylation Reagents.
Authors: KAUFFMANN T. , LAARMANN B. , MENGES D. , VOSS K.‐U. , WINGBERMUEHLE D. +
Published: May 2016

The methyliron reagents (III) are added to mixtures of the bromostyrene (I) and the ketone (II) to yield predominantly the methylation product (IV) of (I).
ChemInform Abstract: Asymmetric Synthesis of Chiral Amines via Nucleophilic Addition to Ferrocenylalkyl Substituted Imines.
Authors: DAVID D. M. , KANE‐MAGUIRE L. A. P. , PYNE S. G.
Published: May 2016

The isomerically pure imine (III) undergoes nucleophilic attack to give the diastereomeric compounds (V) and (VI) from which the amine (VIII) (yield not given) is released and the chiral ferrocenyl auxiliary is regenerated as the acetate (IX).
ChemInform Abstract: Palladium(0)‐Catalyzed Azidation of Allyl Esters with Trimethylsilyl Azide.
Authors: SAFI M. , FAHRANG R. , SINOU D.
Published: May 2016

Allylic esters and chlorides react with trimethylsilyl azide (II) in the presence of palladium catalysts to produce the corresponding allyl azides.
ChemInform Abstract: Reductive Cyclizations of Ketyls of Bicyclo(2.2.2)octanones.
Authors: SPREITZER H. , KALCHHAUSER H.
Published: May 2016

Generation of ketyls from ketones (I) using Li/THF leads to cyclization by C‐C bond formation with the terminal methylene group to give (III) as already reported.
ChemInform Abstract: Synthesis and Biological Activity of Some 1‐Hydroxy‐3‐aminoalkyladamantanes and Their Derivatives.
Authors: LAVROVA L. N. , INDULEN M. K. , RYAZANTSEVA G. M. , KORYTNYI V. S. , YASHUNSKII V. G.
Published: May 2016

The adamantylalkylamine hydrochlorides (I) are oxidized to give the hydroxyadamantyl derivatives (II) which are converted to the thiosulfates (VI) via the chloroacetamidines (IV).
ChemInform Abstract: A Method for Easy Preparation of Optically Pure (S)‐5‐Hydroxy‐2‐penten‐4‐olide and (S)‐5‐Hydroxypentan‐4‐olide.
Authors: KOSEKI K. , EBATA T. , KAWAKAMI H. , MATSUSHITA H. , NAOI Y. , ITOH K.
Published: May 2016

Oxidation of levoglucosenone (I) with m‐chloroperbenzoic acid in dichloromethane yields a mixture of the formyloxymethylbutenolide (II) and the carbonate (III).
ChemInform Abstract: Studies in Spiroheterocycles. Part 28. Investigation of the Reaction of 3‐Aroylmethyleneindolin‐2‐ones with Thiosemicarbazide and Synthesis of Spiro(3H‐indole‐3,4′‐(3′H)‐pyrimidin)‐2(1H)‐ones.
Authors: JOSHI K. C. , JAIN R. , SHARMA K.
Published: May 2016

N‐Methylindoline‐2,3‐dione (I) and the acetophenone (II) undergo addition reaction in the presence of a base to produce the 3‐hydroxyindolin‐2‐one (III) which is dehydrated upon treatment with conc.
ChemInform Abstract: 2H‐Benzimidazoles. Part 5. Convenient Synthons for Tricyclic Heterocycles.
Authors: CADA A. , KRAMER W. , NEIDLEIN R. , SUSCHITZKY H.
Published: May 2016

The readily available spiro compound (I) or its phenylthio derivative (IX) are converted to the heterocycles (VI), (VIII), (XII), (XIII) and (XVI).
ChemInform Abstract: One‐Pot Preparation of γ‐Butyrolactone Derivatives from Olefinic Alcohols via Intramolecular Radical Cyclization Reaction.
Authors: TOGO H. , YOKOYAMA M.
Published: May 2016

Subsequent reaction of 1‐octanol (I) with oxalyl chloride (II) and N‐hydroxy‐2‐thiopyridone (III) yields the thiocarbonate (IV) as the main product.
ChemInform Abstract: Reaction of 3‐Amino‐2H‐azirines with 2‐Amino‐4,6‐dinitrophenol (Picramic Acid): Synthesis of Quinazoline‐ and 1,3‐Benzoxazole Derivatives.
Authors: VILLALGORDO J. M. , VINCENT B. R. , HEIMGARTNER H.
Published: May 2016

The title reaction of the compounds (I) and (II) gives the products (III)‐(VI).
ChemInform Abstract: A New Synthesis of Thiophosphoric Acid Esters with a C‐S‐P Bond.
Authors: MUELLER C. E. + , ROTH H. J.
Published: May 2016

The N‐sulfenylsuccinimides (II) or the corresponding phthalimides (V) react with the phosphites (I) or (VII) to form the thiolophosphates (III) or (VIII).
ChemInform Abstract: 1,1,2,2,9,9,10,10‐Octamethyl‐1,2,9,10‐tetragerma(2.2)paracyclophane: The First (2.2)Paracyclophane Bridged by Two Ge‐Ge Bonds.
Authors: SEKIGUCHI A. , YATABE T. , KABUTO C. , SAKURAI H.
Published: May 2016

The title compound (II) is obtained by reductive coupling of (I) with molten sodium.
ChemInform Abstract: Synthesis of New Ferrocenyl Amine Sulfide and Selenide Complexes of Group 10 Metals and Their Catalytic Activities Toward Selective Hydrogenation, Isomerization, and Asymmetric Grignard Cross‐Coupling Reactions.
Authors: NAIINI A. A. , LAI C.‐K. , WARD D. L. , BRUBAKER C. H. JUN.
Published: May 2016

Two series of previously unknown ferrocenyl amine sulfide and selenide ligands such as the (S,R)‐amines (III) and the rac. compounds (V) are described.
ChemInform Abstract: Reactions of the Coordinatively Unsaturated μ3‐Alkylidyne Cluster (WFe2(μ3‐CC6H4Me‐4)(μ‐H)(μ‐PPh2)(CO)6(η‐C5H5)) with PMe2Ph.
Authors: JEFFERY J. C. , LAWRENCE‐SMITH J. G.
Published: May 2016

Treatment of the coordinatively unsaturated complex (I) with one equiv. of the phosphine (II) affords a mixture of the thermally unstable kinetic derivatives (III) and (IV).
ChemInform Abstract: Conversion of (Vinylketene)tricarbonyliron(0) Complexes to (Vinylketenimine)tricarbonyliron(0) Complexes.
Authors: RICHARDS C. J. , THOMAS S. E.
Published: May 2016

The vinylketeneiron(0) complexes (I) react with the isonitriles (II) in toluene to produce the vinylketenimineiron(0) complexes (III).
ChemInform Abstract: Synthesis, Crystal Structure, Magnetic Properties, and Solution Study of the Complex μ‐Oxalato‐bis(aquo(1,4,7‐triazacyclononane)nickel(II)) Nitrate Dihydrate.
Authors: BENCINI A. , BIANCHI A. , PAOLI P. , GARCIA‐ESPANA E. , JULVE M. , MARCELINO V.
Published: May 2016

The title complex (IV) crystallizes in P21/c with Z=2.
ChemInform Abstract: Synthesis, Structure, and Dynamic Behavior of (p‐Quinone)copper(I) Complexes. Crystal Structure Determination of a Copper p‐Benzoquinone Complex Stabilized by a Tridentate Oxygen Ligand.
Authors: LENDERS B. , KLAEUI W. + , IRMLER M. , MEYER G.
Published: May 2016

The quinone‐Cu(I) complexes (IV) synthesized according to the scheme can also be obtained from the CO analogue by CO substitution by the quinones.
ChemInform Abstract: Copper(II)‐Promoted Oxidation of Mercaptocarboxylic Acids. The Characterization of Disulfide‐ and Oxalate‐Containing Products. Crystal Structures of ((Cu(bipy)(2,2′‐dtdp))n)·3nH2O and ((Cu(bipy)(3,3′‐dtdp))n)·2nH2O (bipy: 2,2′‐Bipyridine, dtdp: Dithiodipropanoate).
Authors: BRADER M. L. , AINSCOUGH E. W. , BAKER E. N. , BRODIE A. M. , LEWANDOSKI D. A.
Published: May 2016

The infinite chain polymer (IV) crystallizes in P1 with Z=2.
ChemInform Abstract: Formation in Solution, Synthesis, Crystal Structure, and Magnetic Properties of μ‐Hydroxo‐μ‐perchlorato‐bis((diethylenetriamine)perchloratocopper(II)).
Authors: CASTRO I. , FAUS J. , JULVE M. , LLORET F. , VERDAGUER M. , KAHN O. , JEANNIN S. , JEANNIN Y. , VAISSERMANN J.
Published: May 2016

The title complex (III) crystallizes in P21 with Z=2.
ChemInform Abstract: Synthesis, X‐Ray Crystal Structure, and Reactivity of the Binuclear Copper(I) Complex ((Cu(3,5Me2‐pz)(CNR))2) (R: cyclohexyl, 3,5Me2‐pz: 3,5‐dimethylpyrazolate) Toward RNCO (R: cyclohexyl), PhNCS, COS, and CS2. N,S Coordination of the 3,5‐Dimethylpyrazolecarbodithioate Anion in Cyclic (Cu(3,5Me2‐pz‐C(S)‐S)(CNR)2).
Authors: ARDIZZOIA G. A. , ANGARONI M. A. , LA MONICA G. , MASCIOCCHI N. , MORET M.
Published: May 2016

The structure of the title complex (I) (space group C2/m, Z=2) which is prepared by reaction of polymeric 3,5‐dimethylpyrazolato‐Cu(I) with cyclohexyl isocyanide in 94% yield is determined by X‐ray analysis.
ChemInform Abstract: Cp*Ru(acac) ‐ A Coordinatively Unsaturated, Stable 16‐Valence‐Electron Complex.
Authors: KOELLE U. + , KOSSAKOWSKI J. , RAABE G.
Published: May 2016

The title complex (I) (space group P1, Z=4), which is obtained from a methoxo‐pentamethylcyclopentadienyl ruthenium dimer and acetylacetone in ether, adds readily two‐electron donor ligands providing the compounds (III) ((IIIb): space group P1, Z=2).
ChemInform Abstract: Synthesis and X‐Ray Crystal Structure of a Naphthalene Complex of Ruthenium, (Ru(η6‐C10H8)(η4‐cod)) and (cod: cycloocta‐1,5‐diene).
Authors: CROCKER M. , GREEN M. , HOWARD J. A. K. , NORMAN N. C. , THOMAS D. M.
Published: May 2016

The title complex (I) is obtained from the reaction of a dichloro‐cycloocta‐1,5‐diene ruthenium polymer with two equiv. lithium dihydronaphthylide in THF in 10‐20% yield.
ChemInform Abstract: Synthesis of η4‐1,3‐Diphosphacyclobutadiene(η5‐1,2‐dicarbaborane)rhodium Complexes; Crystal Structures of the Compounds (NEt4)(Rh(η4‐tBu2C2P2)(η5‐C2B9H11)), (Rh(η4‐tBu2C2P2Au(PPh3))(η5‐C2B9H11)), and (Rh(η4‐tBu2C2P2Co(CO)2(η4‐C4Me4))(η5‐C2B9H11)).
Authors: DARE H. F. , HOWARD J. A. K. , PILOTTI M. U. , STONE F. G. A. , SZAMEITAT J.
Published: May 2016

The reaction of (I) with the phosphaalkyne (II) leads to cyclodimerization of the latter and capture of the resulting 1,3‐diphosphacyclobutadiene by the Rh atom yielding the complex (III) (space group P212121, Z=4).
ChemInform Abstract: Chemical Activation of Pentaosmium Carbonyl Clusters: Synthesis, Structure, and Reactivity of (Os5(CO)15(NCMe)) and (Os5H2(CO)14(NCMe)); Crystal Structures of (Os5(CO)15(P(OMe)3)) and (Os5H2(CO)14(PEt3)).
Authors: KHATTAR R. , JOHNSON B. F. G. , LEWIS J. , RAITHBY P. R. , ROSALES M. J.
Published: May 2016

Simple two‐electron oxidation of the cluster salt (I) gives the neutral pentanuclear cluster (III).
ChemInform Abstract: A Z‐Ethylidenecyclopentane Annulation Method. Total Syntheses of (.+‐.)‐Anhydrooplopanone, (.+‐.)‐Oplopanone, and (.+‐.)‐8‐epi‐Oplopanone.
Authors: PIERS E. , GAVAI A. V.
Published: May 2016

Copper(I)‐catalyzed reaction of the Grignard compound (III), prepared by twofold transmetalation from the stannane (I), with the cyclic alkenones (IV) forms the chloro ketones (V).
ChemInform Abstract: Novel Modifications of Peptides: Simple Syntheses of Difunctionalized Enamines, Enol Ethers, and Thioenol Ethers from Carboxylic Acids via Acylimidazole and Enol Phosphate Intermediates.
Authors: SAUVE G. , LE BERRE N. , ZACHARIE B.
Published: May 2016

The N‐protected amino acid (I) reacts with 1,1'‐carbonyldiimidazole (II) to give the activated intermediate (III) which is coupled with active methylene compounds such as (IV) to form difunctionalized enols, e.g. (V).
ChemInform Abstract: Synthesis of the Individual, Pharmacologically Distinct, Enantiomers of a Tetrahydrocannabinol Derivative.
Authors: MECHOULAM R. , LANDER N. , BREUER A. , ZAHALKA J.
Published: May 2016

The 1,1‐dimethylheptyl tetrahydrocannabinol derivative (+)‐(V) as well as its enantiomer (‐)‐(V) are prepared with high optical purities (> 99.8%) starting from both enantiomers of myrtenol (I).
ChemInform Abstract: Temperature Dependence of Reactions of the Nitrate Radical with Alkanes.
Authors: BAGLEY J. A. , CANOSA‐MAS C. , LITTLE M. R. , PARR A. D. , SMITH S. J. , WAYGOOD S. J. , WAYNE R. P.
Published: May 2016

Rate constants are determined as a function of temp. up to 553 K for the reaction of NO3 (generated by F + HNO3 → NO3 + HF) with alkanes (I)‐(IV).
ChemInform Abstract: Cyclic Mono‐ and Diphosphazenes
Authors: TARASOVA R. I. , MOSKVA V. V.
Published: May 2016

Review: (247 refs.
ChemInform Abstract: Structure of Hexaaquadichloroyttrium(III) Chloride.
Authors: BELL A. M. T. , SMITH A. J.
Published: May 2016

(YCl2(H2O)6)Cl crystallizes in the monoclinic space group P2/n with Z=2.
ChemInform Abstract: Crystal Chemistry of cyclo‐Hexaphosphates. Part 10. Structure of Dicalcium Dilithium cyclo‐Hexaphosphate Octahydrate.
Authors: AVERBUCH‐POUCHOT M. T. , DURIF A.
Published: May 2016

Ca2Li2P6O18·8H2O crystallizes in the triclinic system, space group P1.
ChemInform Abstract: Structure of a Triclinic Rubidium Ammonium Triaqua‐μ3‐oxo‐hexa‐μ‐sulfatotriferrate(III) Tetrahydrate, Rb2.74(NH4)2.26Fe3O(SO4)6·7 H2O.
Authors: MEREITER K.
Published: May 2016

Red‐brown crystals of the title compound are prepared by slow evaporation of an aqueous solution of Rb2SO4, (NH4)2SO4, and Fe2(SO4)3 at 340‐350 K. The compound crystallizes in the triclinic space group P1 with Z=2.
ChemInform Abstract: Crystal Growth and X‐Ray Structure Determination of the Fluoride Carbonates K3CO3F and Rb3CO3F.
Authors: ARLT J. , JANSEN M.
Published: May 2016

Single crystals of the title fluoride carbonates are grown by sintering of solid KF/K2CO3 and RbF/Rb2CO3 mixtures at 500 and 550°C, resp. (Ag crucibles, 14 d).
ChemInform Abstract: Electrical Properties of TiO2‐K2Ti6O13 Porous Ceramic Humidity Sensors.
Authors: YEH Y.‐C. , TSENG T.‐Y. , CHANG D.‐A.
Published: May 2016

The conductance vs.
ChemInform Abstract: Thermodynamic Properties of Antimony(III) Niobate(V).
Authors: KNAUTH P. , SCHWITZGEBEL G.
Published: May 2016

The standard molar enthalpy and standard molar entropy of formation of SbNbO4 from Sb2O3 and Nb2O5 is determined by using solution calorimetry in molten NaOH + KOH at 483 K, by drop calorimetry, and from EMF measurements to be ΔfH°m(298.15 K) = +2.4 kJ/mol, and ΔfS°m(298.15 K) = 23.7 J/K·mol.
ChemInform Abstract: The Corrosion Behavior of Nickel Titanium Shape Memory Alloys
Authors: RONDELLI G. , VICENTINI B. , CIGADA A.
Published: May 2016

is studied in chloride environments (NaCl, NaCl/HCl, FeCl3).
ChemInform Abstract: Electrochemical and Moessbauer Studies of the Corrosion Behavior of Electrodeposited Fe‐Zn Alloys on Steel.
Authors: CHANG J.‐C. , WEI H.‐H.
Published: May 2016

Corrosion rate measurements carried out in 0.1 wt.% NaCl for Fe1‐xZnx alloys (0.15 ≤ x ≤ 0.85) electrodeposited on a 1010 steel show that the alloy with x = 0.75 has the highest corrosion resistance.
ChemInform Abstract: Hydrazines: New Charge‐Transfer Physical Quenchers of Singlet Oxygen.
Authors: CLENNAN E. L. , NOE L. J. , SZNELER E. , WEN T.
Published: May 2016

It is shown that among the 25 hydrazines studied such as (I)‐(IV) the compound (II) is the most potent quencher for 1O2.
ChemInform Abstract: A 1H and 13C NMR and X‐Ray Diffraction Study of the Tautomerism of 2‐Hydroxy‐ and 2,3‐Dihydroxypyridine N‐Oxides. X‐Ray Molecular Structure of 2‐Hydroxypyridine N‐Oxide.
Authors: BALLESTEROS P. , CLARAMUNT R. M. , CANADA T. , FOCES‐FOCES C. , HERNANDEZ CANO F. , ELGUERO J. , FRUCHIER A.
Published: May 2016

It is concluded that (I) is the only tautomer observed in DMSO as well as in solid state (space group for (Ia): C2/c; Z = 8).
ChemInform Abstract: Synthesis and Mesomorphic Properties of 4‐Alkyl‐3,4′‐disubstituted Biphenyls and Terphenyls.
Authors: BEZBORODOV V. S. , KONDRATENKOV V. M. , LAPANIK V. I.
Published: May 2016

Fifteen title compounds of type (I) are prepared by conventional methods.
ChemInform Abstract: Addition of α‐Oxy Radicals to 1‐Fluoro‐1‐(phenylsulfonyl)ethylene.
Authors: MATTHEWS D. P. , MCCARTHY J. R.
Published: May 2016

Fluorination of the chloroethyl sulfoxide (I) with diethylaminosulfur trifluoride in the presence of SbCl3, followed by oxidation with MCPBA, produces the 1‐fluoro‐2‐chloroethyl sulfone (II) which is dehydrochlorinated with DBU to produce the title compound (III).
ChemInform Abstract: Novel Cyclization Reactions on Transition‐Metal Templates. The Catalysis of Intramolecular (4 + 2) Cycloadditions by Low Valent Rhodium Complexes.
Authors: JOLLY R. S. , LUEDTKE G. , SHEEHAN D. , LIVINGHOUSE T.
Published: May 2016

The title cyclization reactions provide bicyclic compounds such as (II) or (IV).
ChemInform Abstract: 5‐Methylene‐2(5H)‐furanone in Diels‐Alder Reactions with Cyclic Dienes: endo/exo Selectivity.
Authors: ALONSO D. , BRANCHADELL V. , FONT J. , OLIVA A. , ORTUNO R. M. , SANCHEZ‐FERRANDO F.
Published: May 2016

The Diels‐Alder reactions between the title compound (I) and cyclopentadiene (IIa) or cyclohexadiene (IIb) occur exclusively at the exocyclic C=C bond of (I) to yield mixtures of the endo (III) and exo spiro adducts (IV).
ChemInform Abstract: New Simple Wittig‐Type Cyclizations to Flavones, 4‐Quinolones and Indenones.
Authors: VORBRUEGGEN H. + , BOHN B. D. , KROLIKIEWICZ K.
Published: May 2016

Under the conditions shown, a one‐step Wittig‐type cyclization of the benzoic acids (I), (IV) and (VII) to give the title compounds (III), (V) and (VIII) becomes possible.
ChemInform Abstract: Kinetic and Photochemical Studies of FeC5H+ 6 in the Gas Phase.
Authors: HUANG Y. , FREISER B. S.
Published: May 2016

The study of the title cation and its reaction with several small alkanes reveals that the presence of a cyclopentadiene ligand on Fe+ has a dramatic effect on the reactivity of Fe+.
ChemInform Abstract: An Aziridinium Imide Intermediate (IV) in the Ene Reaction of trans‐Cycloheptene (II) and N‐Methyl‐1,2,4‐triazoline‐3,5‐dione (III).
Authors: SQUILLACOTE M. , MOONEY M. , DE FELIPPIS J.
Published: May 2016

The intermediate (IV) is observed (1H, 13C NMR) when the triazolinedione (III) is added to the mixture of cis‐ (I) and trans‐cycloheptene (II) generated by irradiation.
ChemInform Abstract: π‐Facial Selectivity in Catalytic Osmylation Reactions of Chiral C1‐Oxygenated Allylic Silanes.
Authors: PANEK J. S. , CIRILLO P. F.
Published: May 2016

Oxygen‐substituted allylic and crotylsilanes such as (I), (IV), (VII) undergo vicinal hydroxylation in the presence of catalytic amounts of OsO4 to give predominantly 1,2‐anti‐1,2,3‐triol units, e.g. (II), (V), (VIII).
ChemInform Abstract: Acyl Hypofluorites. A New Class of Organic Compounds.
Authors: ROZEN S. , HEBEL D.
Published: May 2016

The sodium carboxylates (I) react with fluorine to generate the acyl hypofluorites (II).
ChemInform Abstract: Transmission of Polar Effects. Part 19. Ionisation and Esterification with Diazodiphenylmethane of a Series of 2′‐ and 4′‐Substituted‐biphenyl‐2‐carboxylic Acids.
Authors: BOWDEN K. , HOJATTI M.
Published: May 2016

The title processes of (I) and (II) show that the transmission of polar effects in (II) occurs via either an inductive or direct field effect whereas reversed dipolar substituent effects are observed for (I).
ChemInform Abstract: Kinetic Studies on the Influence of Micellar Aggregates Upon the Hydrolysis and Transnitrosation Reactions of N‐Methyl‐N‐nitrosotoluene‐p‐sulfonamide.
Authors: CASTRO A. , LEIS J. R. , PENA M. E.
Published: May 2016

The alkaline hydrolysis of the title compound (I) is inhibited in the presence of anionic or non‐ionic surfactants and is promoted up to a maximal pseudo‐first‐order rate constant by cationic micelles of CTAB.
ChemInform Abstract: 4‐Siloxy‐α‐bromocrotonate: A New Reagent for (2 + 3)Annulation Leading to Oxygenated Cyclopentenes at Low Temperatures.
Authors: HUDLICKY T. , HEARD N. E. , FLEMING A.
Published: May 2016

Addition of the lithium dienolate (I) to the cyclic enones (II) gives the cyclopropanation products (III) which are rearranged upon flash pyrolysis, forming the diastereomeric siloxycyclopentene derivatives (IV) and (V).
ChemInform Abstract: Synthesis of β‐Oxo Esters from Silyl Enol Ethers and Dichlorobis(phenoxy)methane.
Authors: MAYR H. , CAMBANIS A. , BAEUML E. +
Published: May 2016

In the presence of 1.2 equiv. of TiCl4 the trimethylsiloxyalkenes (I) or (IV) react smoothly with dichlorobis(phenoxy)methane (II) to give the β‐oxo esters (III) or, resp., (V) in high yields.
ChemInform Abstract: ((Trimethylsilyl)methyl)‐1,4‐benzoquinones (I). Generation and Trapping of o‐Quinone Methides (III).
Authors: KARABELAS K. , MOORE H. W.
Published: May 2016

The title compounds (I) function as excellent precursors to o‐quinone methide intermediates (III) under mild and neutral conditions as is demonstrated by a range of reactions.
ChemInform Abstract: Silylamines in Organic Synthesis. Reactivity of N,N‐Bis(silyl) Enamines Toward Electrophiles. A Route to Substituted 2‐Aza‐1,3‐butadienes and Pyridines.
Authors: CORRIU R. J. P. , MOREAU J. J. E. , PATAUD‐SAT M.
Published: May 2016

Reaction of the silylated enamines (I) and (IV) with the aldehydes and ketones (II) in the presence of caesium fluoride as the catalyst produces the azadienes (III) or (V) and (VI).
ChemInform Abstract: Atom Transfer Cyclization of α‐Halonitrile and α‐Halocarbonyl Compounds.
Authors: MORI M. , KUBO Y. , BAN Y.
Published: May 2016

Treatment of the unsaturated bromo carbamate (I) with a Pd(0) catalyst results in cyclization to produce the pyrrolidines (II) ‐ (IV).
ChemInform Abstract: Synthesis of rel‐(3RS,3aSR,7aSR)‐3‐(4‐Chlorophenyl)‐3a,4,5,6,7,7a‐hexahydro‐1‐methylindolin‐6‐one, the Main Metabolite of the Analgesic Ro 15‐8081: A Potent Amine‐Uptake Inhibitor.
Authors: BOES M. + , BURKARD W. P. , MOREAU J.‐L. , SCHOENHOLZER P. +
Published: May 2016

The synthesis of the title compound (VI) and its diastereomer (VII) is achieved using the tricarbonyliron complex (I) as a precursor of the cyclohexanone ring.
ChemInform Abstract: Synthesis and Pharmacological Properties of Some 3,4‐Dihydroxypiperidines.
Authors: STANISHEVSKII L. S. , ZAKHAREVSKII A. S. , ZVONOK A. M. , YUSHKEVICH E. V. , MELENTOVICH L. A. , LUGOVSKII A. P.
Published: May 2016

A number of stereochemically defined 3,4‐piperidinediols is prepared as shown in the reaction scheme.
ChemInform Abstract: Synthesis and Fungicidal Activity of Substituted Tetrahydro(3,4‐c)‐ and Benzo(h)tetrahydropyrido(3,4‐c)coumarins.
Authors: MANDAL T. K. , SOLDATENKOV A. T. , AGEEV E. A. , STASHENKO E. V. , DENISOV E. N. , ANDREEVA E. I. , PROSTAKOV N. S.
Published: May 2016

Condensation reaction of m‐cresol (Ia) or α‐naphthol (Ib) with the oxopiperidinecarboxylate (II) gives the benzopyranopyridines (III) which are methylated and acylated, producing the derivatives (V) and (VIII) respectively.
ChemInform Abstract: Synthesis of (.+‐.)‐N‐Phenethylmorphinan‐6‐one.
Authors: AMARAVATHI M. , PARDHASARADHI M.
Published: May 2016

Three different pathways starting with the hydroxymorphinanone (I) are tested in order to prepare the target compound (XI).
ChemInform Abstract: Synthesis and Pharmacological Activity of Novel Inkasan Analogues.
Authors: ZAITSEV S. A. , GLUSHKOV R. G. , ANDREEVA N. I. , MASHKOVSKII M. D.
Published: May 2016

The 3,4,6a‐triazafluoranthenes (V), (VIII), (X), and (XIIIb), analogues of inkasan (XIIIa), are prepared by common methods.
ChemInform Abstract: Modified Syntheses of 2‐(Methylthio)‐10‐(2‐(1‐methyl‐2‐piperidinyl)ethyl)phenothiazine (Thioridazine) and 1‐(3‐(2‐(Methylsulfonyl)‐10‐phenothiazinyl)propyl)piperidine‐4‐carboxamide (Metopimazine).
Authors: SINDELAR K. , HOLUBEK J. , KORUNA I. , HRUBANTOVA M. , PROTIVA M.
Published: May 2016

The syntheses of the antidopaminergic title compounds (III) (thioridazine) and (VI) (metopimazine) use the enhanced reactivity of the readily available substrates (I) or (IV) and proceed via fluorinated intermediates.
ChemInform Abstract: A New One‐Pot Synthesis of Silylated 1,3‐Dienes.
Authors: SHEN Y. , WANG T.
Published: May 2016

The allylphosphonium bromide (I) is dehydrobrominated to form the propenylidenephosphorane (II) which is treated with chlorotrimethylsilane (III) and then dehydrochlorinated, generating the silylpropenylidenephosphorane (V).
ChemInform Abstract: Unusual Transformation of Isopropyl Dichlorothiophosphate by Antimony Trifluoride.
Authors: KROLEVETS A. A. , KHOKHLOVA S. A. , POPOV A. G. , SIZOV YU. A.
Published: May 2016

Upon treatment with SbF3, the dichlorothiophosphate (I) is converted to the difluorothiophosphate (II) and the phosphorane (III).
ChemInform Abstract: Fungicidal Activity of Acyl‐ and Vinylphosphonic Acid Esters.
Authors: MOLODYKH ZH. V. , ALEKSANDROVA I. A. , BELYALOV R. U. , GAZIZOV T. KH. , REZNIK V. S.
Published: May 2016

The carboxylic chlorides (I) or ketene (VIII) are coupled with the phosphites (II), (IV), (VI), or (IX) to give the phosphonates (III), (V), (VII), or (X) which have fungicidal activity.
ChemInform Abstract: Synthesis and Structure of Azo Dyes with Short, Intramolecular Selenium‐Nitrogen Contacts.
Authors: CHANDRASEKHAR V. , CHIVERS T. , FAIT J. F. , KUMARAVEL S. S.
Published: May 2016

The reaction of (I) with (II) produces the intensely colored diazene compounds (III) rather than the expected eight‐membered rings.
ChemInform Abstract: Synthesis and Arylotropic Properties of 11‐Aryloxy‐6‐amino‐5,12‐naphthacenequinones.
Authors: GERASIMENKO YU. E. , SOKOLYUK N. T. , PISULINA L. P.
Published: May 2016

The interchange between the 11‐aryloxy‐5,12‐quinones (III) and the 12‐aryloxy‐5,11‐quinones (IV) is dependent on the wavelength of the irradiation.
ChemInform Abstract: Trimethyl(phenyl)ammonium Perbromide, an Efficient Reagent for the Partial Synthesis of Functionalized Sesquiterpene Lactones.
Authors: COLLADO I. G. , MADERO J. G. , MASSANET G. M. , LUIS F. R.
Published: May 2016

Costunolide (I) reacts with the perbromide mentioned in the title to form the brominated tricyclic lactones (II) ‐ (IV).
ChemInform Abstract: Syntheses of Brassinolide and Related Compounds. Part 14. Highly Stereoselective Construction of the Side‐Chain of Brassinosteroids Utilizing the β‐Alkylative 1,3‐Carbonyl Transposition of the Steroidal 22‐En‐24‐one.
Authors: SHEN Z.‐W. , ZHOU W.‐S.
Published: May 2016

The overall yield of (X) from (I) is 47%.
ChemInform Abstract: Highly Stereoselective Synthesis of (E)‐Alkene Isosteric Dipeptides with High Optical Purity via RCu(CN)Li·BF3 Mediated Reaction.
Authors: IBUKA T. , HABASHITA H. , FUNAKOSHI S. , FUJII N. , OGUCHI Y. , UYEHARA T. , YAMAMOTO Y.
Published: May 2016

Substitution of an amide bond in peptides, e.g. (I), for a (E)‐CH=CHbond leads to peptide isosters, e.g. (IV), which are of biological interest.
ChemInform Abstract: Asymmetric Synthesis by the CN(R,S) Method. Part 19. Asymmetric Synthesis of 2,3‐Methanohomoserine: A General Approach to Chiral 2‐Substituted Cyclopropane Amino Acids.
Authors: AITKEN D. J. , ROYER J. , HUSSON H.‐P.
Published: May 2016

The optically active oxazolidine (I) is lithiated with LDA and subsequently coupled with the oxiranes (II) to yield the cyclopropanation products (III) and (IV).
ChemInform Abstract: Analogues of Sialic Acids as Potential Sialidase Inhibitors. Synthesis of 2‐C‐Hydroxymethyl Derivatives of N‐Acetyl‐6‐amino‐2,6‐dideoxy‐neuraminic Acid.
Authors: BERNET B. , MURTY A. R. C. B. , VASELLA A.
Published: May 2016

A variety of title compounds such as (VI) possessing an additional C‐2 hydroxymethyl substituent on the piperidine ring of the aza analogue (VII) of N‐acetylneuraminic acid (Neu5Ac)‐(VIII) are prepared starting from known azidoalkenes such as (I) in order to investigate the influence of the C‐2 substituent on the inhibition of sialidases.
ChemInform Abstract: Total Synthesis of Naturally Occurring α‐Tocopherol. Part 5. Asymmetric Alkylation and Asymmetric Epoxidation as Means to Introduce (R)‐Configuration at C(2) of the Chroman Moiety.
Authors: HUEBSCHER J. + , BARNER R.
Published: May 2016

Two different approaches are given for the introduction of the required (R)‐configurated tertiary alcohol structure in the side‐chain precursors of the title compound (VII).
ChemInform Abstract: The Effect of Sintering Atmosphere on the Densification and Electrical Properties of Alumina
Authors: MIRANZO P. , TABERNERO L. , MOYA J. S. , JURADO J. R.
Published: May 2016

is studied using air and a CO/CO2 mixture as sintering atmosphere (1650 °C, 4 h).
ChemInform Abstract: A Single‐Film Electrochromic Device.
Authors: CARPENTER M. K. , CONELL R. S.
Published: May 2016

A Prussian blue (PB, KFe(Fe(CN)6)) film is electrochemically deposited on a glass substrate from a solution containing Fe2(SO4)3 and K3Fe(CN)6 and the film is conditioned by potentiodynamic cycling between ‐0.24 and +0.56 V in a saturated KBF4 electrolyte.
ChemInform Abstract: Liquid Formation at the Peritectic Temperature in Superconducting YBa2Cu3O7‐x. Observation of a New Phase YBa4CuAlO8.
Authors: ZHOU J.‐P. , SORRELL C. C. , BOURDILLON A. J. , DOU S.‐X.
Published: May 2016

Partial melting of peritectically decomposing YBa2Cu3O7‐x is used to produce a bulk material with high critical current density.
ChemInform Abstract: Phase Equilibria in the Sb2S3‐SmS System.
Authors: SADYGOV F. M. , SHAKHKULIEV N. S. , ALIEV O. M.
Published: May 2016

In the title system formation of the three new compounds SmSb4S7, SmSb2S4 and Sm3Sb4S9 is observed.
ChemInform Abstract: Determination of the Rate Constants of Oxygen Reduction in High‐Temperature Air Electrodes on Solid Oxide Electrolytes
Authors: KENJO T. , HORIUCHI Y. , OSAWA S.
Published: May 2016

(Y2O3‐stabilized ZrO2, Sm2O3‐doped CeO2) is carried out by measurements of transient depolarization and steady state polarization curves.
ChemInform Abstract: Behavior of Tungstate Ion in Molten Chloride.
Authors: YABE H. , HIKINO S. , EMA K. , ITO Y.
Published: May 2016

The cathodic reduction mechanism of WO42‐ in molten LiCl‐KCl eutectic at 723 K is investigated in the relatively positive potential range 1.3‐0.5 V vs.
ChemInform Abstract: Structures of Mo2(CH3)4(PR3)4 Molecules: Constancy of Covalent Radius of Molybdenum in These and Other Mo2X4(PR3)4 Molecules.
Authors: COTTON F. A. , WIESINGER K. J.
Published: May 2016

The structures of the trichlorodimolybdenum complex (IV) (space group P21/c, Z=4) and of the title complexes (VIa) (C2/c, Z=4) and (VIb) (yield ca. 30%; P2/c, Z=4) are determined by X‐ray analysis.
ChemInform Abstract: Kinetic and Thermodynamic Preferences in the Reactions of Thiolate Ions with 1‐Substituted‐2,4,6‐trinitrobenzenes.
Authors: CRAMPTON M. R. , STEVENS J. A.
Published: May 2016

Strong kinetic preference is observed for the attack at unsubstituted ring positions in (I) to give the adducts (III).
ChemInform Abstract: Synthesis of Alkenes by Wittig Reaction Using Lithium 1,3‐Diaminopropane as a Base.
Authors: STREINZ L. , SAMAN D. , KONECNY K. , ROMANUK M.
Published: May 2016

Li‐1,3‐diaminopropane (LDAP) can be efficiently used for generation of nonstabilized ylides from phosphonium salts (II); these ylides react with aldehydes (I) with high Z‐stereoselectivity to provide the olefins (III).
ChemInform Abstract: Activation Parameters and Excitation Yields of 1,2‐Dioxetanes of Photogenotoxic Interest.
Authors: ADAM W. , BEINHAUER A. , HAUER H. , SAHA‐MOELLER C. +
Published: May 2016

From the chemiluminescent decomposition of (I) leading to (II) and singlet and triplet (III) it is concluded that a higher triplet excitation flux is exhibited by the faster decomposing dioxetane.
ChemInform Abstract: Vicinal Bromofluoroalkanes: Their Regioselective Formation and Their Conversion to Fluoroolefins.
Authors: SUGA H. , HAMATANI T. , GUGGISBERG Y. , SCHLOSSER M.
Published: May 2016

The regioselectivity of the reactions of various alkenes such as (I), (IV), (VI), (IX), (XII), or (XIV) with NBS and Et3N‐tris(hydrofluoride) is controlled by the nature of the substrate, i.e. by the extent of its sterical hindrance.
ChemInform Abstract: Stereoelectronic Effects on Chemoselectivity in the Free Radical Bromination of Arylcyclopropanes.
Authors: TANKO J. M. , MAS R. H. , SULEMAN N. K.
Published: May 2016

In contrast to the free radical bromination of (I) proceeding with ring‐opening to give (II), in the reaction of (III) H‐abstraction from the cyclopropyl ring is observed.
ChemInform Abstract: Reaction of 4,4‐Diethyl‐3,5‐pyrazolidinedione with Carboxylic Acid Anhydrides. N‐Acylation vs O‐Acylation.
Authors: IZYDORE R. A. , BERNAL‐RAMIREZ J. A. , SINGH P.
Published: May 2016

The acetylation of the title compound (I) with the anhydrides (II) yields the mono‐N‐acylated products (III) and in the case of (IIc) additionally a small amount of the N,N‐diacylated derivatives (IVc).
ChemInform Abstract: Catalytic Hydration of Alkynes with Zeise′s Dimer.
Authors: HISCOX W. , JENNINGS P. W.
Published: May 2016

Pt(II) in the form of Zeise's dimer is an excellent catalyst or catalyst precursor for the hydration of unactivated alkynes such as (I) (8 examples, table).
ChemInform Abstract: Silylative Decarbonylation. Part 3. Transfer Selectivity and Substituent Rate Effects.
Authors: RICH J. D. , KRAFFT T. E.
Published: May 2016

Investigations into those variables that affect the rate of the silylative decarbonylation reaction of aromatic acid chlorides such as (I) and chloromethyldisilanes e.g. (II) and (IV) are described.
ChemInform Abstract: A Reinvestigation and Improvement in the Synthesis of meso‐2,5‐Dibromoadipates by Application of Le Chatelier′s Principle.
Authors: WATSON H. A. JUN. , O'NEILL B. T.
Published: May 2016

Adipoyl chloride (I) is brominated to give a mixture of the diastereomeric dibromo derivatives (II).
ChemInform Abstract: Synthesis and Crystal and Molecular Structure of the Conformationally Restricted Methionine Analogue (.+‐.)‐2‐exo‐Amino‐6‐endo‐(methylthio)bicyclo(2.2.1)heptane‐2‐endo‐carboxylic Acid and Neighboring Group Participation in Its Anodic Oxidation.
Authors: GLASS R. S. , HOJJATIE M. , SABAHI M. , STEFFEN L. K. , WILSON G. S.
Published: May 2016

Lithiation of the endo‐bicycloheptanecarboxylate (I) followed by reaction of the corresponding Li‐enolate with the hydroxylamine O‐sulfonate (II) yields the amino derivative (III) which is subsequently saponified to give the amino acid (IV) mentioned in the title.
ChemInform Abstract: Fluoride‐Catalyzed Generation and Reactions of 1‐(p‐Tolylsulfinyl)vinyl Anion.
Authors: CHENG H.‐C. , YAN T.‐H.
Published: May 2016

The trimethylsilylated vinyl sulfoxides (I) react with fluoride ions to give the desilylated sulfoxide (II) in a quantitative yield.
ChemInform Abstract: Chelating Ligands Functionalized for Facile Attachment to Biomolecules. A Convenient Route to 4‐Isothiocyanatobenzyl Derivatives of Diethylenetriaminepentaacetic Acid and Ethylenediaminetetraacetic Acid.
Authors: KEANA J. F. W. , MANN J. S.
Published: May 2016

Lithiation of EDTA or DTPA permethyl ester (I) followed by coupling with benzyl bromide (II) produces the monobenzylated derivatives (III) which are nitrated and subsequently reduced to give the corresponding anilines (V).
ChemInform Abstract: Efficient Palladium‐Catalyzed Synthesis of Unsymmetrical Donor‐Acceptor Biaryls and Polyaryls.
Authors: AMATORE C. , JUTAND A. , NEGRI S. , FAUVARQUE J.‐F.
Published: May 2016

4,4'‐Unsymmetrically substituted biphenyls such as (III) can be synthesized by cross‐coupling of aromatic organometallic reagents (I) and aromatic halides (II).
ChemInform Abstract: Synthesis and Photodecomposition of Two Azido Derivatives of PCB.
Authors: BRUENDL A. + , CLAUSEN E. , BUFF K.
Published: May 2016

The title compounds (V) and (VII) are easily photoactivated by UV‐C irradiation.
ChemInform Abstract: Synthesis of Cyclopentanobenz(a)anthracene Compounds Related to Carcinogenic Benz(a)anthracene and Cholanthrene Hydrocarbons.
Authors: LEE H. , HARVEY R. G.
Published: May 2016

Starting with benzanthraquinones such as (I), cyclopentano‐fused derivatives such as (IX) and its didehydro derivatives (X) are prepared by conventional methods as outlined in the reaction scheme.
ChemInform Abstract: Flavonoids. Part 42. Anomalous Intramolecular Conjugate Addition: Synthesis of 2‐Amino‐2‐benzyl‐3(2H)‐benzofuranone and Related Compounds.
Authors: PATONAY‐PELI E. , LITKEI G. , PATONAY T.
Published: May 2016

Treatment of the benzopyranones (I) with sodium methoxide in methanol gives the benzofuranones (II).
ChemInform Abstract: Pyrazole Chemistry. Part 4. Directed Lithiation of 4‐Bromo‐1‐phenylsulfonylpyrazole: A Convenient Approach to Vicinally Disubstituted Pyrazoles.
Authors: HEINISCH G. , HOLZER W. , POCK S.
Published: May 2016

The phenylsulfonyl protecting group and phenyllithium (II) are selected to prepare the 5‐lithiated 4‐bromopyrazole (III).
ChemInform Abstract: Synthesis and Reactions of 6‐Aryl‐3‐cyano‐4‐methylthio‐2H‐pyran‐2‐ones.
Authors: RAM V. J. , VERMA M.
Published: May 2016

A series of reactions of the title compounds (III) and (VII) are investigated.
ChemInform Abstract: Studies on the Preparation of Dihydro‐1,4‐oxathiines. Computer‐Assisted Evaluation of the Results of Retrosynthetic Analysis Verified by Synthetic Experiments and By‐Product Analyses. Synthetic Pathways Involving α‐Sulfenylated Ketones and 1,3‐Oxathiolanes of α‐Halo and α‐Hydroxy Ketones.
Authors: NEVALAINEN V. , POHJALA E. , MAELKOENEN P. + , HUKKANEN H.
Published: May 2016

The preparation of 2‐ and 2,3‐substituted 5,6‐dihydro‐1,4‐oxathiines such as (II) and (V) is studied by computer simulation and by experiment.
ChemInform Abstract: Reaction of Nitriles Under Acidic Conditions. Part 6. Synthesis of 6‐Amino‐1,3‐diaryl‐2‐thiouracils Under Acidic Conditions.
Authors: SHISHOO C. J. , DEVANI M. B. , JAIN K. S. , JAIN S. R. , BHADTI V. S. , ANANTHAN S. , ANVEKAR P. D.
Published: May 2016

The one‐pot synthesis of the 2‐thiouracil derivatives (III) and (VI) represents a novel route to these compounds.
ChemInform Abstract: New Pyrrole Derivatives. Part 2. Preparation of 2‐Substituted 6‐Alkylthio‐3,4‐dihydro‐4‐oxo‐7H‐pyrrolo(2,3‐d)pyrimidine‐5‐carboxylic Acid Amides.
Authors: BOEHM R. + , PECH R.
Published: May 2016

Base‐induced cyclization of acylated and aminoacylated 2‐aminopyrrole derivatives such as (I) produces the title compounds (II).
ChemInform Abstract: Condensed Heterocyclic Systems: Synthesis and Antimicrobial Activity of a Few Heterocycles Derived from 7‐Chloro‐5H‐2,3‐dihydro‐1,2,4‐triazino(5,6‐b)indole‐3‐thione.
Authors: MOHAN J. , KIRAN KIRAN
Published: May 2016

Condensation of the triazine (II) with (III), (V) and (VII) gives the products (IV), (VI) and (VIII) and not the angular isomers (IX), (X) and (XI).
ChemInform Abstract: A Highly Stereoselective Synthesis of (Z)‐1‐Phenylthio‐1‐trialkylsilylalkenes from 1‐Methoxy‐1‐phenylthio‐1‐trialkylsilylalkanes.
Authors: MANDAI T. , KOHAMA M. , SATO H. , KAWADA M. , TSUJI J.
Published: May 2016

The title reaction is used to prepare a variety of compounds (table, 20 examples) under varying conditions.
ChemInform Abstract: Pentacoordinated Silicon Anions: Synthesis and Reactivity.
Authors: BREFORT J.‐L. , CORRIU R. J. P. , GUERIN C. , HENNER B. J. L. , WONG CHI MAN W. W. C.
Published: May 2016

The pentacoordinated anionic siliconates (IV) (yields 68‐96%) are synthesized as demonstrated for the example (IVa).
ChemInform Abstract: In Search of New Organophosphorus Pesticides and Insecticides. Part 1. Synthesis and Anticholinesterase Properties of 4‐(Substituted Phenoxy)dinaphtho(2,1‐d:1′,2′‐f)(1,3,2)dioxaphosphepin‐4‐oxides.
Authors: BULL E. O. J. , NAIDU M. S. R. , NAGARAJU C.
Published: May 2016

Seventeen title compounds of type (III) are prepared.