bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Effect of Methyl Substitution on the Crystal Structures of Complexes of Quinones with Hydroquinones. Crystal Structures of the 1:1 Complex of 2,3,5,6‐Tetramethyl‐1,4‐benzoquinone with 2,3,5,6‐Tetramethylbenzohydroquinone and of the 1:2 Complex of 2,3,5,6‐Tetramethylbenzoquinone with Hydroquinone. Correlation of Fourier Transform Infrared Spectra with Structure.
Authors: PENNINGTON W. T. , PATIL A. O. , CURTIN D. Y. , PAUL I. C.
Published: May 2016

The structure of the 1:1 complex of (I) and (II) is determined by X‐ray analysis (space group P21/c, Z=2).
ChemInform Abstract: A Novel Oxidative Ring‐Opening of Furans in a (Br)+‐Mediated Electrolysis.
Authors: TORII S. , TANAKA H. , TSUTSUI Y. , OHSHIMA T. , YAMASHITA S.
Published: May 2016

Electrochemical oxidation of the 2‐substituted furans (I) in methanol produces the E‐dimethoxy‐2‐butenoates (II).
ChemInform Abstract: Synthesis of Enantio‐ and Diastereo‐Isomerically Pure β‐ and γ‐Substituted Glutamic Acids via Glycine Condensation with Activated Olefins.
Authors: BELOKON' YU. N. , BULYCHEV A. G. , RYZHOV M. G. , VITT S. V. , BATSANOV A. S. , STRUCHKOV YU. T. , BAKHMUTOV V. I. , BELIKOV V. M.
Published: May 2016

The complex (I) is prepared from S‐proline, o‐aminobenzophenone, glycine and Ni(NO3)2 according to a known procedure.
ChemInform Abstract: The Reactivities of Some Cyclic Nitrones in 1,3‐Dipolar Cycloaddition Reactions.
Authors: ALI SK. A. , WAZEER M. I. M.
Published: May 2016

The most reactive cyclic nitrone (I) forms the adducts (IIIa) or (IIIb) regioselectively.
ChemInform Abstract: Synthesis and Biological Activity of Heterocyclic Derivatives Derived from Ethyl 2‐Hydroxyquinoxaline‐3‐carboxylate.
Authors: FERNANDES P. S. , SONAR T. M.
Published: May 2016

The thiosemicarbazides (V), which are synthesized from ethyl 2‐chloroquinoxaline‐3‐carboxylate (I), undergo cyclodehydration to give the thiadiazoles (VI).
ChemInform Abstract: Application of Oxidative Aryl Migration in Organo‐Selenium and ‐Tellurium Compounds to the Synthesis of 2‐Arylpropanoic Acids.
Authors: UEMURA S. , FUKUZAWA S. , YAMAUCHI T. , HATTORI K. , MIZUTAKI S. , TAMAKI K.
Published: May 2016

The ketones (I) are converted to the acetals (III), which undergo substitution on treatment with (IV)/Na to give the compounds (V).
ChemInform Abstract: Solvent and Micellar Effects upon the Reaction of NADH Models with Methylene Blue.
Authors: ENGBERSEN J. F. J. , KOUDIJS A. , VAN DER PLAS H. C.
Published: May 2016

The oxidation of the NADH model compounds (I) and (II) by methylene blue to give the corresponding pyridinium or quinolinium compounds proceeds via a direct hydride transfer mechanism.
ChemInform Abstract: Quinolinium Chlorochromate: A Selective Oxidizing Agent.
Authors: SINGH J. , KALSI P. S. , JAWANDA G. S. , CHHABRA B. R.
Published: May 2016

Quinolinium chlorochromate is prepared by addition of quinoline (II) to a mixture of chromium(VI) oxide and conc.
ChemInform Abstract: 1,2‐Regioselective Reduction of αβ‐Unsaturated Carbonyl Compounds with Lithium Aluminium Hydride in the Presence of Lanthanoid Salts.
Authors: FUKUZAWA S. , FUJINAMI T. , YAMAUCHI S. , SAKAI S.
Published: May 2016

While LiAlH4 reduction of (Ia), (Ib) or (Ic) yields the saturated compound (III), the allylic alcohol (II) is formed as the major product on addition of CeCl3.
ChemInform Abstract: “Counter” Phase Transfer Catalysis by Water‐Soluble Phosphine Complexes. Catalytic Reduction of Allyl Chlorides and Acetates with Sodium Formate in Two‐Phase System.
Authors: OKANO T. , MORIYAMA Y. , KONISHI H. , KIJI J.
Published: May 2016

Reduction of cinnamyl chloride or acetate (II) with sodium formate (III) in the presence of the palladium complexes (I) produces a mixture of the phenylpropenes (IV) and the formate (V).
ChemInform Abstract: Direct Addition of Elemental Fluorine to Double Bonds.
Authors: ROZEN S. , BRAND M.
Published: May 2016

The addition of elemental fluorine to olefinic double bonds proceeds in a stereoselective manner.
ChemInform Abstract: Kinetics and Mechanism of the Formation and Decomposition of N‐Nitrosoamides and Related Compounds.
Authors: CASTRO A. , IGLESIAS E. , LEIS J. R. , PENA M. E. , VAZQUEZ TATO J.
Published: May 2016

General base catalysis and prim. solvent isotope effects are measured for the nitrosation of (Ia)‐(Ic).
ChemInform Abstract: Solid‐Liquid Phase Transfer Catalytic Synthesis. Part 5. Michael Addition, Carbonyl Addition Reactions of the Aldimines.
Authors: SHENGDE W. , CHANGYOU Z. , YAOZHONG J.
Published: May 2016

The aldimines (I), prepared from aromatic aldehydes and amino acid esters, are coupled with the αβ‐unsaturated carboxylates or nitriles (II) under phase transfer conditions to form the Michael type adducts (III).
ChemInform Abstract: The Reaction of Organometallic Reagents with Unsymmetrically Substituted Vinamidinium and Chloropropeniminium Salts.
Authors: GUPTON J. T. , COURY J. , MOEBUS M. , FITZWATER S.
Published: May 2016

The aryl vinamidinium salts (I) react with the organometallic compounds (II), producing the enones (III).
ChemInform Abstract: Dehydrobromination of 1,2‐Dibromoethoxyethane Using Various Amine Bases.
Authors: STALICK W. M. , KHORRAMI A. , HATTON K. S.
Published: May 2016

Vinyl ethyl ether (I) adds bromine to yield 1,2‐dibromoethoxyethane (II).
ChemInform Abstract: Synthesis and Rearrangement of Alkylaryl‐ and Aryl‐Substituted Dihydrosemibullvalenes by Thermolysis of 7,8‐Fused Cyclo‐octa‐1,3,5‐triene Derivatives.
Authors: GREENFIELD S. , MACKENZIE K.
Published: May 2016

The thermal cycloaddition of the dienophile (II) with the cyclopentadienones (I) is systematically investigated.
ChemInform Abstract: Cyclodimerizations of Alkyl Styryl Ketones and Their Silyl Enol Ethers by Use of Iron Carbonyls.
Authors: UEDA T. , OTSUJI Y.
Published: May 2016

Iron carbonyl catalyzed dimerization of the styryl alkyl ketones (I) produces the 3‐acylcyclohexanones (II).
ChemInform Abstract: Photochemical Synthesis and Thermal Chemistry of Z‐2,2,5,5‐Tetramethyl‐ 3,4‐diphenylhex‐3‐ene, a Sterically Congested Stilbene.
Authors: LENOIR D. , GANO J. E. , MCTAGUE J.
Published: May 2016

The coupling of phenyl tert‐butyl ketone (I) in the presence of TiCl4/ Zn yields E‐2,2,5,5‐tetramethyl‐3,4‐diphenylhex‐3‐ene (II).
ChemInform Abstract: Asymmetric Synthesis of (S)‐2‐(6‐Methoxy‐2‐naphthyl)propanoic Acid.
Authors: HIYAMA T. , SAITO K. , SATO K. , WAKASA N. , INOUE M.
Published: May 2016

Cyanation of the acetal (III), derived from the naphthyl ketone (II), subsequent alkaline hydrolysis of the nitrile (IV), and hydrogenation of the acid (Va) yield the acid (VIIa) mentioned in the title.
ChemInform Abstract: Synthesis and Consecutive Double Diels‐Alder Cycloadditions of 3‐Methylene‐5‐phenylsulfinyl‐1‐pentene as a Synthetic Equivalent of Parent Cross‐Conjugated Triene, 3‐Methylene‐1,4‐pentadiene.
Authors: WADA E. , NAGASAKI N. , KANEMASA S. , TSUGE O.
Published: May 2016

The butadienyl sulfoxide (III), prepared from the sulfoxide (I) and the lithiobutadiene (II), reacts with the acetylene (IV) or the alkenes (VI), yielding the cycloadducts (V) or (VII) and (VIIIa) ‐ (VIIIc).
ChemInform Abstract: A New Synthesis of Lepidopterenes.
Authors: DEARDURFF L. A. , CAMAIONI D. M.
Published: May 2016

The oxidation of 9‐methylanthracene (I) with copper(II) peroxodisulfate, generated in situ from ammonium peroxodisulfate and copper(II) acetate, produces the dimer (IV) which undergoes intramolecular cycloaddition, forming lepidopterene (V).
ChemInform Abstract: A Simple Route to 2,4‐Bisiminothietanes.
Authors: BESTMANN H. J. , SIEGEL B. , SCHMID G.
Published: May 2016

Reaction of the keteniminylidenephosphoranes (I) with the isothiocyanates (II) yields the cycloadducts (III) which are transformed into the arylidene‐2,4‐bis(imino)thietanes (V) by condensation with the aromatic aldehydes (IV).
ChemInform Abstract: Synthesis and Structure of 7‐Aminobenzo(b)thiophene Derivatives.
Authors: GRINEV A. N. , KHARIZOMENOVA I. A. , KAPUSTINA M. V. , SHEINKER YU. N , ALEKSEEVA L. M. , RUBTSOV N. M. , KULESHOVA E. F.
Published: May 2016

The oximes (II) of the 7‐oxo‐4,5,6,7‐tetrahydrobenzothiophenes (I) react with mixtures of acetyl chloride, acetic anhydride, and pyridine to produce the diacetylaminobenzothiophenes (III).
ChemInform Abstract: Synthesis, Anticonvulsant and Analgesic Activities of Some New Fluorine Containing 1,3,5‐Trisubstituted Hydantoins.
Authors: JOSHI K. C. , PATHAK V. N. , GOYAL M. K.
Published: May 2016

The fluorinated hydantoins (III) are prepared from the phenylglyoxals (I) and the phenylureas (II).
ChemInform Abstract: A Simple Efficient Synthesis of 5,8‐Isoquinolinedione.
Authors: ANDERSON W. K. , CONNARTY B. P. , EL‐HAJI T.
Published: May 2016

5‐Hydroxyisoquinoline (I) is converted to the 8‐nitroso derivative (II), which is reduced with sodium dithionite to produce (III).
ChemInform Abstract: Prodrugs of 5‐Fluorouracil. Part 5. 1‐Alkoxycarbonyl Derivatives as Potential Prodrug Forms for Improved Rectal or Oral Delivery of 5‐Fluorouracil.
Authors: BUUR A. , BUNDGAARD H.
Published: May 2016

The hydrolysis and rectal absorption potential of the 1‐alkoxycarbonyl derivatives (III), prepared from 5‐fluorouracil (I) and the chloroformates (II), are studied.
ChemInform Abstract: Synthesis of 1,2‐trans‐2,3‐trans‐1‐Aryloxy‐3‐substituted‐aminocyclohexan‐2‐ols as Potential Biodynamic Agents.
Authors: STARLING S. K. , RASTOGI S. N. , ANAND N.
Published: May 2016

Reaction of the phenols (I) with 3‐chlorocyclohexene (II) yields the phenoxycyclohexenes (III).
ChemInform Abstract: Synthesis of 6H‐1,2,4‐Triazino‐1,2,4‐triazolopyridazines. Studies in the Field of Pyridazine Compounds. Part 22.
Authors: KOSARY J. , JERKOVICH G. , POLOS K. , KASZTREINER E.
Published: May 2016

The title compounds such as (II), (IV), or (VII) are synthesized either by ring closure of the hydrazones (I) or (III) in polyphosphoric acid or by condensation reaction of the hydrazine (V) with triethyl orthoformate (VI).
ChemInform Abstract: A Convenient Method for the Synthesis of 1,2‐Bis(dimethylphosphano)ethane.
Authors: MAEDING P. +
Published: May 2016

A novel synthesis of the title compound (II) is described starting from the known disulfide (I).
ChemInform Abstract: Synthesis of Triphenodithiazines and Triphenodiselenazine Having Ester Groups.
Authors: KITAHARA K. , MURAKAMI T. , MITAMURA T. , NISHI H.
Published: May 2016

Three reaction pathways yielding the triphenodithiazines (V) are shown in the reaction scheme.
ChemInform Abstract: Reaction of (Pentamethylcyclopentadienyl)(tert‐butylimino)phosphane with Tris(acetonitrile)tricarbonylmolybdenum(0): Evidence for a Metalloiminophosphane Intermediate.
Authors: GUDAT D. , NIECKE E. , KREBS B. , DARTMANN M.
Published: May 2016

The 2:1 molar reaction of the title phosphane (III), prepared in a two‐step synthesis from the dichloride (I) as shown, with the Mo(0) complex (IV) affords the spirocyclic compound (VI).
ChemInform Abstract: Molybdenum‐Mediated Methoxycarbonylation of Propargyl Halides: Molecular and Crystal Structure of the Vinylmolybdenum(II) Complex (Mo(bipy)(CO)2(C5H7O2)(py))BF4.
Authors: BRISDON B. J. , BROWN D. W. , WILLIS C. R. , DREW M. G. B.
Published: May 2016

The halo‐Mo(0) complexanions (I) react with propargyl chloride to yield the cis‐dicarbonyl‐Mo(II) complexes (II) which contain an η3‐oxacyclobutenyl ligand formed by methoxycarbonylation of the propargyl moiety.
ChemInform Abstract: Cobalt(I) Complexes: Synthesis and Molecular and X‐Ray Structures of Group 14 (η4‐Metallole)tris(trimethylphosphine)cobalt Tetraphenylborate Complexes.
Authors: DE CARVALHO L. C. A. , DARTIGUENAVE M. , DAHAN F. , DARTIGUENAVE Y. , DUBAC J. , LAPORTERIE A. , MANUEL G. , ILOUGHMANE H.
Published: May 2016

Reaction of the Co(I) complex (I) with excess tetramethylmetalloles (II) in the presence of NaBPh4 yields the title complexes (III).
ChemInform Abstract: Crystal Structure and Semiconductivity of Tetraethylammonium Bis(isotrithionedithiolato)nickelate(III).
Authors: GROENEVELD L. R. , SCHULLER B. , KRAMER G. J. , HAASNOOT J. G. , REEDIJK J.
Published: May 2016

Starting with the corresponding dianionic product the title complex (I) is prepared by oxidation with iodine or by autoxidation by known methods.
ChemInform Abstract: Fluorescent Copper(I) Complexes: Correlation of Structural and Emission Characteristics of ((CuI(quin)2)2) and (Cu4I4(quin)4) (quin: Quinoline).
Authors: RATH N. P. , HOLT E. M. , TANIMURA K.
Published: May 2016

The title complexes (I) and (II) are obtained by 1:2‐ or 1:1‐molar reaction of CuI with quinoline in refluxing acetone in the presence of aqueous KI.
ChemInform Abstract: Synthesis, Spectroscopic Characterization, and Magnetic Properties of a Mixed‐Valence Copper(I,II) Acetato Complex with Triphenylphosphine. Crystal Structure of Hexa‐μ‐acetato‐tetrakis(triphenylphosphine)tetracopper(I,II).
Authors: VALIGURA D. , KOMAN M. , DURCANSKA E. , ONDREJOVIC G. , MROZINSKI J.
Published: May 2016

Cu(II) acetate reacts with PPh3, in ethanol solution, depending on the concentration of Cu(II) acetate, the molar ratio of PPh3 to Cu(II), and temp., to form the Cu(I) complex (I), the Cu(II) complex (II), and the mixed‐valence Cu(I,II) complex (III).
ChemInform Abstract: Chemistry of Tetrairidium Carbonyl Clusters. Part 1. Synthesis, Chemical Characterization, and NMR Study of Mono‐ and Di‐Substituted Phosphine Derivatives. X‐Ray Crystal Structure Determination of the Diaxial Isomer of (Ir4(CO)7(μ‐CO)3(Me2PCH2CH2PMe2)).
Authors: ROS R. , SCRIVANTI A. , ALBANO V. G. , BRAGA D. , GARLASCHELLI L.
Published: May 2016

The reaction of the anionic cluster (NEt4) (Ir4(CO)11Br) with uni‐ and bidentate phosphines and arsines is investigated.
ChemInform Abstract: Synthesis and Investigation of Some Androstane Derivatives of 5‐Fluorouracil.
Authors: VOLOVE'SKII L. N. , RASTREPINA I. A. , POPOVA N. V. , KORYUKINA V. N. , ZIDERMANE A. A. , DAUVARTE A. ZH.
Published: May 2016

Mono‐ and disodium salts of fluorouracil (II) react with the 2‐bromodihydrotestosterones (I) to give the mono‐ and disubstituted fluorouracils (III).
ChemInform Abstract: Synthesis and Use of Dibenzylpyrocarbonate: Preparation of Dipeptide Free N‐Benzyloxycarbonyl Glycine.
Authors: SENNYEY G. , BARCELO G. , SENET J.‐P.
Published: May 2016

Dibenzylpyrocarbonate (III) is synthesized by treatment of benzyl alcohol (I) with sodium hydride and subsequent addition of carbon dioxide and benzyl chloroformate (II).
ChemInform Abstract: Sugar Conjugates of Pyridinium Aldoximes as Antidotes Against Organophosphate Poisoning.
Authors: HELDMAN E. , ASHANI Y. , RAVEH L. , RACHAMAN E. S.
Published: May 2016

The sugar conjugates (III), (VI), and (IX) of pyridinium aldoximes are prepared by direct condensation of the oximes (I) with the appropriate monosaccharides (II), (V), or (VIII).
ChemInform Abstract: Synthesis of Secoisoquinoline Alkaloids: Total Synthesis of Peshawarine.
Authors: CHRZANOWSKA M. , ROZWADOWSKA M. D.
Published: May 2016

The starting materials in the synthesis of the title compound (IV) are the dithian (I) and the aldehyde (II) which are prepared by literature methods from piperonal and hydrastinine respectively.
ChemInform Abstract: Synthesis of Moenocinol.
Authors: STUMPP M. C. , SCHMIDT R. R.
Published: May 2016

The aldehyde (X) and the bromide (XIX), which are intermediates in the synthesis of the title compound (XX) are prepared from the aldehyde (I) and the ester (XI).
ChemInform Abstract: Pheromone Synthesis. Part 96. Synthesis of Both the Enantiomers of 7‐Ethyl‐5‐methyl‐6,8‐dioxabicyclo(3.2.1)oct‐3‐ene. The Mus musculus (House Mouse) Pheromone.
Authors: MORI K. , SEU Y.‐B.
Published: May 2016

The title pheromone (VII) is synthesized starting from the alkene (I) which in turn is prepared from (+)‐tartaric acid.
ChemInform Abstract: A Photochemical Route to 4‐Alkyltropones Including Nezukone.
Authors: CAVAZZA M. , GUERRIERO A. , PIETRA F.
Published: May 2016

The light‐induced cycloaddition of (I) with (II) yields the bicyclic ketones (III) and their rearrangement products (IV).
ChemInform Abstract: Stereoselective Synthesis of (2E,4E)‐ and (2Z,4E)‐2,4‐Alkadienoates by the Ester Enolate Claisen Rearrangement of (E)‐1‐Alkyl‐3‐trimethylsilyl‐2‐propenyl Glycolates Followed by the Peterson Reaction.
Authors: SATO T. , TSUNEKAWA H. , KOHAMA H. , FUJISAWA T.
Published: May 2016

The silylated propenyl glycolates (I), prepared from 2‐methyl‐1,3‐dioxolane‐4‐one and E‐1‐trimethylsilyl‐1‐alken‐3‐ols, are transformed into a mixture of threo‐ (II) and erythro‐hydroxytrimethylsilyl‐4‐alkenoates (III) by Claisen rearrangement, silylation of the intermediate dianion and subsequent methylation.
ChemInform Abstract: Crystal Structure of Trisilver(I) Amidosulfate‐3‐Ammonia‐2‐Water, Ag3SO3N·3 NH3·2 H2O.
Authors: BELAJ F. , KRATKY C. , NACHBAUR E. , POPITSCH A.
Published: May 2016

The title compound (prepared for the first time in 1936) crystallizes in the orthorhombic system (P212121, Z=4).
ChemInform Abstract: Stabilization of n‐GaAs in Acidic Concentrated Iodide Electrolytes.
Authors: ALLONGUE P. , CACHET H. , CLECHET P. , FROMENT M. , MARTIN J. R. , VERNEY E.
Published: May 2016

Results of rotating ring‐disk experiments, impedance measurements, surface analysis, and chemical analysis of the electrolyte (to study the long‐term stability) demonstrate that a protection of n‐GaAs against photocorrosion and chemical attack can be achieved in acidic concentrated iodide electrolytes under a few mW/cm2 illumination and in the dark.
ChemInform Abstract: Amorphous Molybdenum Sulfide Electrodes for Nonaqueous Electrochemical Cells.
Authors: AUBORN J. J. , BARBERIO Y. L. , HANSON K. J. , SCHLEICH D. M. , MARTIN M. J.
Published: May 2016

A series of amorphous Mo sulfides aMoS2, aMo2S5, and aMoS3, synthesized from Mo halides and hexamethylsilathiane, as well as crystalline MoS2 and aMoS3 prepared by previously reported techniques, have been investigated as candidate nonaqueous storage battery electrodes.
ChemInform Abstract: The Effects of pH and Adsorbed Hydrolysed Metal Ions on the Photodissolution of Colloidal Cadmium Sulphide
Authors: HAYES R. , FREEMAN P. A. , MULVANEY P. , GRIESER F. , HEALY T. W. , FURLONG D. N.
Published: May 2016

have been investigated in Ludox stabilized and Ludox‐free solution in the presence and absence of Co(II) and Ni(II) ions.
ChemInform Abstract: Nucleophilic Attack Upon Ethylene Coordinated to Mercury(II): A Molecular‐Orbital Study Concerning the Origin of the Acceleration by Hg(II).
Authors: SAKAKI S. , MARUTA K. , OHKUBO K.
Published: May 2016

An ab initio MO study is carried out on the nucleophilic attack upon free C2H4, (Li(C2H4))+, and (HgH(C2H4))+, using water as a model of the nucleophile ROH.
ChemInform Abstract: Two Different Intercalate Structures in the Intercalation Compounds of Graphite with Perfluorobutanesulfonic Acid.
Authors: RUISINGER B. , BOEHM H.‐P.
Published: May 2016

In the region of the 1. stage voltammograms indicate an electrochemical intercalation of the title acid as a double layer.
ChemInform Abstract: Telomerization of Aromatic Nitrogen Heterocycles with Butadiene Catalyzed by Palladium Phosphine Complexes.
Authors: TELIN A. G. , FAKHRETDINOV R. N. , TOLSTIKOV G. A. , DZHEMILEV U. M.
Published: May 2016

The telomerization of various nitrogen and nitrogen,sulfur heterocycles with butadiene (II) is studied in the presence of complex palladium catalysts according to methods A) or B).
ChemInform Abstract: Addition of Organometallics to α,β‐Unsaturated Thiocarbonyl Compounds. Part 4. Five‐Membered Heterocycles by 1,4‐Addition of the Carbenoid ICH2MgCl.
Authors: GUEMAS J.‐P. , VILLIERAS J.
Published: May 2016

The thioxo derivatives (V), (VIII), and (XI) are cyclized by the reaction with iodomethylmagnesium chloride (III), prepared from (I) and (II), to yield the thiophene derivatives (VI), (IX), and (X) or the thiazole (XII).
ChemInform Abstract: Photoinduced Nitrene, Carbene, and Atomic Oxygen Transfer Reactions Starting from the Corresponding Pyridinium N‐, C‐, and O‐Ylides.
Authors: STRUB H. , STREHLER C. , STREITH J.
Published: May 2016

UV irradiation of the pyridinium ylides (I) leads to fragmentation of the exocyclic polar bonds, as well as to skeletal rearrangements.
ChemInform Abstract: Photolysis of Cycloalkanones with Dichlorocyclopropanes in α,α′‐Position.
Authors: WEYERSTAHL P. , HASHEM MD. A.
Published: May 2016

Irradiation of the doubly fused cyclohexanone (V) leads to the formation of the ring‐opened derivatives (VI) and (VII), the structure of (VI) being established unerringly by NaBH4 reduction to give the cyclohexanol (VIII).
ChemInform Abstract: Organic Photochemistry. Part 79. Photoreaction of 9‐Dicyanomethylene1,2,3,4‐tetrahydro‐1,4‐methanonaphthalene: The 1,3‐Carbon Migrations and the Ethylene Extrusion to Dicyanoisobenzofulvene.
Authors: TANAKA N. , KUMAGAI T. , MUKAI T.
Published: May 2016

Irradiation of 9‐dicyanomethylene‐1,2,3,4‐tetrahydro‐1,4‐methanonaphthalene (I) yields the rearranged products (II) ‐ (IV).
ChemInform Abstract: (2.2)(1,4)Benzo(g)chrysenoparacyclophane Dianion: A Novel, Paratropic, Double‐Layered Carbanion.
Authors: FRIM R. , RABINOVITZ M. , HOPF H. , HUCKER J.
Published: May 2016

(Ia) is converted into the cyclophane (III) via Arbusov and subsequent Wittig‐Horner reaction with the aldehyde (II).
ChemInform Abstract: Polyfluorocycloalkenes. Part 20. The Preparation of Perfluoro‐alkane and Cycloalkane Diols.
Authors: HUSAIN S. Z. , PLEVEY R. G. , TATLOW J. C.
Published: May 2016

Oxidation of the fluorinated compounds (I) and (III) yields the title cycloalkane diols (II) and (IV), resp., which remain unchanged in refluxing KMnO4/Me2CO.
ChemInform Abstract: A Simple Method for the Reduction of Higher Oxolactones to Lactones by a Modified Clemmensen‐Reaction Using Non‐Activated Zinc.
Authors: ZAKHARKIN L. I. , PRYANISHNIKOV A. P.
Published: May 2016

The easily accessible oxolactones (I) are reduced by non‐activated zinc powder in the presence of HCl in aprotic solvents ‐ Ac2O, ethers, hydrocarbons ‐ to give the lactones (II) in one step and in much higher yields as compared to earlier methods.
ChemInform Abstract: Applications of 1‐Alkoxycarbonyl‐ and 1‐Acyl‐v‐triazolo(4,5‐b)pyridines as Acylating Reagents.
Authors: TORRINI I. , ZECCHINI P. , AGROSI F. , PARADISI M. P.
Published: May 2016

The two equilibrating isomeric forms (Ia) and (Ib) of triazolopyridine are acylated to yield only the 1‐alkoxycarbonyl derivatives (III).
ChemInform Abstract: Diazo Compounds. Part 65. Isomerization Reactions in the System 4‐Diazo‐1‐butene/2,3‐Diazabicyclo(3.1.0)hex‐2‐ene/1,4‐Dihydropyridazine.
Authors: HEYDT H. , BREINER H.‐W. , HELL V. , REGITZ M.
Published: May 2016

Reactions between the cyclopropenes (I) and the diazo compounds (II) and (VI) are investigated leading to the results shown in the scheme.
ChemInform Abstract: Electrophilic Fluorination of Tin and Mercury Derivatives as a Route to Fluoroaromatics.
Authors: BRYCE M. R. , CHAMBERS R. D. , MULLINS S. T. , PARKIN A.
Published: May 2016

Electrophilic cleavage of the stannanes (I) and (IV) and of the aryl mercurial (III) by CF3OF, CsSO4F or fluorine yields fluorobenzene (II).
ChemInform Abstract: Imination of Sulfur Compounds. Part 28. Arylsulfonylimination of the Sodium Salts of Diacylmethyl Aryl Sulfides.
Authors: KOVAL' I. V. , PANASENKO T. G. , MINYAEV R. M. , PANCHENKO I. S.
Published: May 2016

The diacylmethyl aryl sulfides (I) are converted to the title compounds, i.e. the sodium salts (II).
ChemInform Abstract: Acylation of Trifluoromethoxybenzene Using the HF‐BF3 Catalyst System.
Authors: DESBOIS M.
Published: May 2016

Acylation of the title compound (I) and its thio derivative (IV) occurs under mild conditions (low temp. and pressure) to afford the products (III) and (V), respectively.
ChemInform Abstract: Assignment of the 1H‐ and 13C‐NMR Spectra of Congested Helicenes Using Two‐Dimensional NMR Methods: Phenanthro(3′,4′:3,4)phenanthro(2,1‐b)thiophene.
Authors: ZEKTZER A. S. , STUART J. G. , MARTIN G. E. , CASTLE R. N.
Published: May 2016

Thiophene‐2‐acetonitrile (I) and naphthalene‐1‐carboxaldehyde (II) are combined to produce the olefine (III).
ChemInform Abstract: Preparation of 1,5‐Disubstituted 4‐Sulfonylpyrazoles, β‐Cyano‐β‐sulfonylenamines and 5‐Substituted 4‐Sulfonylisoxazoles from β‐Keto‐β‐sulfonylenamines.
Authors: TAKAHASHI M. , MAMIYA T. , HASEGAWA H. , NAGAI T. , WAKITA H.
Published: May 2016

The sulfonyl ketones (I) react with the dimethylformamide acetal (II) to produce the enamines (III).
ChemInform Abstract: Synthesis and Biological Activity of Bridgehead Nitrogen Heterocycles.
Authors: GOSWAMI B. N. , KATAKY J. C. S. , BARUAH J. N.
Published: May 2016

The hydrazide (I) is converted to the thiosemicarbazide (II).
ChemInform Abstract: Preparation and Cycloaddition of Functionalized 4,6‐Dialkylpyrone‐5‐ carboxylates. Synthesis of Bicyclic Lactones and Substituted Benzoates.
Authors: JUNG M. E. , HAGENAH J. A.
Published: May 2016

Cyclization of the ketoesters (Ia) and (Ib) yields the pyrones (IIa), (IV), and (VIIa).
ChemInform Abstract: Rearrangements of 4‐(2‐Aminophenyl)‐1,4‐dihydro‐2,6‐dimethyl‐3,5‐pyridinedicarboxylic Acid Diethyl Ester.
Authors: KIM D. H.
Published: May 2016

The dihydropyridine (I) is refluxed in pyridine, producing a mixture of the compounds (II) ‐ (V).
ChemInform Abstract: Intramolecular Photocycloadditions on Dioxolenones: An Efficient Method for the Synthesis of Medium‐Sized Rings.
Authors: WINKLER J. D. , HEY J. P. , HANNON F. J. , WILLIARD P. G.
Published: May 2016

Photolysis of the dienones (I), (VI), and (XI) yields the intramolecular cycloadducts (II), (III), (VII), and (XII).
ChemInform Abstract: A Facile Synthesis of 1‐Aryl‐3‐heteroaryl‐1H‐pyrazolo(3,4‐b)quinoxalines and Related Compounds with Antifungal Activity.
Authors: KURASAWA Y. , MURAMATSU M. , YAMAZAKI K. , TAJIMA S. , OKAMOTO Y. , TAKADA A.
Published: May 2016

The tetrahydroquinoxalinone (I) is converted to the hydrazone (IV) which is cyclized and then transformed into the hydrazide (VI).
ChemInform Abstract: Degradations of 1‐Methyl‐3‐benzenesulfonyloxyalloxazine by Nucleophilic Reagents.
Authors: HAMBY J. M. , BAUER L.
Published: May 2016

Reaction of the alloxazine (I) with nucleophiles such as hydroxide, triethylamine, the alcohols (IV), methoxide, or piperidine (VII) yields the cleavage products (II), (III), (V), (VI), and (VIII) ‐ (X).
ChemInform Abstract: The Preparation of Selected Benzopyrano(3,4‐b)pyrazoles by the Condensation of C(α),N‐Dilithiocarboalkoxyhydrazines and Salicylate Esters.
Authors: HUFF A. M. , BEAM C. F.
Published: May 2016

The N‐carboalkoxyhydrazones (I) are converted to the dilithio derivatives (II) which are coupled with the salicylate (III), producing the fused pyrazoles (IV).
ChemInform Abstract: Quinazolines and 1,4‐Benzodiazepines. Part 95. Synthesis of 1,4‐Benzodiazepines by Ring Expansion of 2‐Chloromethylquinazolines with Carbanions.
Authors: WALSER A. , FLYNN T. , MASON C. , FRYER R. I.
Published: May 2016

The chloromethylquinazoline N‐oxides (I) undergo ring expansion with the anions derived from (II), yielding the benzodiazepine N‐oxides (III).
ChemInform Abstract: Synthesis of Some Isomeric 4,11‐Dihydro‐5H‐(1)benzoxocino(3,4‐d) or (3,4‐c)isoxazol‐5‐ones and Isomeric 4,5,10,11‐Tetrahydrobenzo(5,6)cycloocta(2,1‐d) or (1,2‐c)isoxazol‐5‐ones.
Authors: DESHAYES C. , CHABANNET M. , GELIN S.
Published: May 2016

The enamine (I) reacts with the acyl chlorides (II) and subsequently with hydroxylamine to produce the isoxazoles (III), together with the isomeric by‐products (IV).
ChemInform Abstract: Reaction of Pyridine‐1‐Oxide with Methyl Propiolate: A Pyridooxepine and Other Novel Products.
Authors: ABRAMOVITCH R. A. , KISHORE D. , KONIECZNY M. , DAUTER Z.
Published: May 2016

Reaction of pyridine‐1‐oxide (I) with methyl propiolate (II) yields a mixture of the compounds (III) ‐ (VII).
ChemInform Abstract: Cyclophosphites and Amidophosphites of 3,5‐Di‐tert‐butylpyrocatechol.
Authors: NIFANT'EV E. E. , KUKHAREVA T. S. , SOLDATOVA I. A. , CHUKBAR T. G.
Published: May 2016

Starting with the pyrocatechol (I), the cyclic phosphorous acid derivatives (II), (V), and (VIII) ‐ (X) are synthesized as shown in the reaction scheme.
ChemInform Abstract: Organo‐Arsenic Compounds with an As=N Bond. Part 3. Reaction of Diphenyltrichloroarsorane with Primary Aromatic Amines. Diphenyl‐N,N′‐diarylarsamidines and Their Properties.
Authors: KOKOREV G. I. , YAMBUSHEV F. D. , AL'METKINA L. A.
Published: May 2016

Diphenyltrichloroarsorane (I) react with the aromatic amines (II) to give the arsamidines (III) which are hydrolyzed, producing diphenylarsinic acid (IV).
ChemInform Abstract: Organo‐Arsenic Derivatives of Phosphinous Amides.
Authors: VEITS YU. A. , FOSS V. L.
Published: May 2016

The phosphinous amides (I) are treated with butyllithium and subsequently with the chloroarsines (II) to give the compounds (III), containing a P‐As bond.
ChemInform Abstract: Control of Regiochemistry in Bismetallation of 1‐Decyne.
Authors: SHARMA S. , OEHLSCHLAGER A. C.
Published: May 2016

1‐Decyne (I) reacts with tributylstannyldiethylaluminum (II) in the presence of Cu(I) ions to give the adducts (IV) and (V).
ChemInform Abstract: Preparation of Gold Derivatives of Nitrido Clusters. Structural Characterization of Ph3PAuFeRu3N(CO)12.
Authors: BLOHM M. L. , GLADFELTER W. L.
Published: May 2016

The reaction of the nitrides (I) with Ph3PAuCl and TlPF6 leads to the Au‐phosphine adducts (II).
ChemInform Abstract: Reaction of (Os5H2(CO)15) with Pyridine: Crystal and Molecular Structures of (Os5H3(CO)14(C5H4N)) and (Os5H2(CO)14(C5H5N)).
Authors: JOHNSON B. F. , LEWIS J. , NELSON W. J. H. , PEARSALL M. A. , RAITHBY P. R. , ROSALES M. J. , MCPARTLIN M. , SIRONI A.
Published: May 2016

The title reaction (1:2 molar ratio) in refluxing n‐octane affords the three neutral products (I), (II), and (III) (two isomers), together with the monoanion (Os5H(CO)15)‐.
ChemInform Abstract: Sulphur‐Arsenic Ligands. Dimethyl(methylthio)arsine Complexes of Halogenotrimethylplatinum(IV) and Tricarbonylhalogenorhenium(I).
Authors: ABEL E. W. , BECKETT M. A.
Published: May 2016

Dimethyl(methylmercapto)arsine, prepared with a yield of 69% from AsClMe2 and Pb(SMe)2 in dry light petroleum, is a potentially ambidentate ligand.
ChemInform Abstract: Peptide‐Mediated Chiral Discrimination in Bilipeptides: Biliverdin Di‐ and Tripeptides.
Authors: KROIS D. , LEHNER H.
Published: May 2016

The biliverdin‐IXα peptide derivatives (III) are prepared from biliverdin‐IXa (Ia) and the appropriate amino acid or peptide components (II).
ChemInform Abstract: Asymmetric Synthesis of Lysine Derivatives by Diastereoselective Hydrogenation.
Authors: KLABUNOVSKII E. I. , LEVITINA E. S. , KAIGORODOVA L. N. , GOGOLADZE D. D. , GODUNOVA L. F. , KARPEISKAYA E. I. , CHIVADZE G. O.
Published: May 2016

The hydrogenation of the (S)‐α‐phenylethylamide (III) of 5‐cyano‐2‐oximinovaleric acid in dioxane or in tBuOH in the presence of Ac2O and Raney‐Ni/KOH at atmospheric pressure affords the corresponding diacetylated lysinamide (IV).
ChemInform Abstract: Synthesis of a Novel Carbapenem ‐ Potassium (5R,6R)‐1,1‐Difluoro‐2‐phenyl‐6‐(1R‐hydroxyethyl)‐carbapen‐2‐em‐3‐carboxylate (I). The Use of a New N‐Protecting Group in β‐Lactam Synthesis.
Authors: SHAH N. V. , CAMA L. D.
Published: May 2016

Potassium (5R,6R)‐1,1‐Difluoro‐2‐phenyl‐6‐(1R‐ hydroxyethyl)‐carbapen‐2‐em‐3‐carboxylate (I).
ChemInform Abstract: Gate Oxide Degradation in the Polysilicon Doping/Activation Process.
Authors: FLOWERS D.
Published: May 2016

It is shown that defect generation in the polysilicon doping/activation process, an important step in MOS technology, can seriously impact gate oxide quality.
ChemInform Abstract: High Sensitivity, High‐Resolution IR Laser Spectroscopy in Split Supersonic Jets: Application to N2HF ν1 and ν5 + ν1 ‐ ν5.
Authors: LOVEJOY C. M. , NESBITT D. J.
Published: May 2016

An IR spectrometer, that combines a narrow linewidth, broadly tunable IR laser with a long path length, low‐temp.
ChemInform Abstract: The Radical Cations of Sulphur (S·+ 8) and Tetrasulphur Tetranitride (S4N·+ 4): A Radiation‐ESR Study.
Authors: CHANDRA H. , RAO D. N. R. , SYMONS M. C. R.
Published: May 2016

The title radical cations are obtained by exposure of dilute solutions of S8 and S4N4 in CFCl3 to 60Co γ‐irradiation at 77 K. From the ESR results it is tentatively concluded that the species formed from sulphur is S+· 8 having a geometric structure close to that of S8 which, on annealing, irreversibly changes into a S+· 8 species having a stable configuration more closely related to that of S82+.
ChemInform Abstract: A Thermodynamic Model of the Hg0.8Cd0.2Te‐Iodine Transport System. Part 1. Te‐Saturated Source Material.
Authors: CHANDRA D. , WIEDEMEIER H.
Published: May 2016

Based on the formation of an ideal solid solution between CdTe and HgTe, the thermodynamic analysis of the complex title system could be further simplified by using a source material composition of the Te‐rich boundary of the homogeneity range of Hg0.8Cd0.2Te.
ChemInform Abstract: Dielectric Spectroscopy on Aqueous Solutions of Zinc(II) Chloride, Evidence of Ion Complexes.
Authors: KAATZE U. , LOENNECKE V. + , POTTEL R.
Published: May 2016

The complex dielectric spectra of aqueous solution of ZnCl2 (and, for comparison, of MgCl2) have been measured over a wide range of concentrations.
ChemInform Abstract: Redox Equilibria in the Cu2+‐Cu+‐Cu System in Water‐Dimethylsulphoxide (DMSO) Mixtures
Authors: MALYSZKO J. , SCENDO M.
Published: May 2016

have been studied by potentiometric and coulometric techniques.
ChemInform Abstract: The Redox Potential of the Azide/Azidyl Couple
Authors: ALFASSI Z. B. , HARRIMAN A. , HUIE R. E. , MOSSERI S. , NETA P.
Published: May 2016

has been studied by direct pulse radiolysis experiments with halide and pseudohalide (Br, I, SCN) ions and radicals and by cyclic voltammetry.
ChemInform Abstract: Hydrogen Sorption Properties of D88‐Type Systems. Part 2. Sc5Si3 and Y5Si3‐Sc5Si3 Solid Solutions.
Authors: KOTROCZO V. , MCCOLM I. J. , CLARK N. J.
Published: May 2016

Sc5Si3Cx (0.01 < x < 1.0) carbides are shown to have no D88 supercell structures; this is used as the basis of a discussion on hydride formation for Sc5Si3.
ChemInform Abstract: The Kinetics of Zinc Dissolution in Nitric Acid
Authors: KHALIL S. A. , EL‐MANGUCH M. A.
Published: May 2016

has been studied over the concentration range 0.48‐1.49 M HNO3 by simultaneous detection of the concentration changes of the reactants, intermediate HNO2 and product (Zn2+) with time.
ChemInform Abstract: Preparation and Crystal Structure of the Calcium Nitride Halides Ca2NCl and Ca2NBr.
Authors: HADENFELDT C. , HERDEJUERGEN H. +
Published: May 2016

Crystalline powders of the title compounds are prepared by reaction of Ca3N2 and CaCl2 or CaBr2 (steel ampoules, argon atmosphere, 50 h at 740 °C; 15 h 1000 °C and 40 h 950 °C, respectively).
ChemInform Abstract: Thermodynamic and Raman Spectrometry Studies Showing the Role of the Silica Tube in the Chemical Vapor Transport of Titanium Diboride.
Authors: MONTEIL Y. , FEURER R. , CONSTANT G.
Published: May 2016

Chemical vapor transport of TiB2 using different transport agents (Cl2, I2, Br2, TeCl4) is shown to produce crystals of different size, morphology, and stoichiometry.
ChemInform Abstract: Structural Comparisons Between GABA, Bicuculline and Semi‐Rigid GABA Analogues
Authors: POOLER G. W. , STEWARD E. G.
Published: May 2016

(variable‐temp.
ChemInform Abstract: AsPh4(W2Cl4(N3S2)3)·CCl4; Synthesis and Crystal Structure.
Authors: KLINGELHOEFER P. + , WADLE H. , MUELLER U. + , DEHNICKE K.
Published: May 2016

The title compound (II) is formed along with other products by the reaction of (I) with H2S and subsequent addition of CCl4.
ChemInform Abstract: Structural and 57Fe Moessbauer Characterization of 1:1 and 2:3 Ferrocenium Salts of 7,7,8,8‐Tetracyanoperfluoro‐p‐quinodimethane.
Authors: MILLER J. S. , ZHANG J. H. , REIFF W. M.
Published: May 2016

The reaction of ferrocene and the title quinodimethane yields salts of the composition (I).
ChemInform Abstract: Additions of SF5Cl and TeF5Cl on C=C Double Bonds.
Authors: GRELBIG T. , KRUEGERKE T. + , SEPPELT K.
Published: May 2016

Addition of SF5Cl to the alkenes (I) occurs via a radical mechanism to give the adducts (II), which undergo HCl elimination to yield (III).
ChemInform Abstract: Generation of Thioketene S‐Methylides and Their 1,3‐Cycloadditions.
Authors: TERAO Y. , AONO M. , TAKAHASHI I. , ACHIWA K.
Published: May 2016

The thioketene S‐methylides (VI), prepared from the sulfide (I) and the carbonyl compounds (II), react with N‐methyl maleinimide (VII), diethyl fumarate (IX), or methyl acrylate (XI) to produce the adducts (VIII), (X), or the isomers (XII) and (XIII).
ChemInform Abstract: Reductive Cleavages of Homochiral Acetals: Inversion of the Stereoselectivity.
Authors: MORI A. , ISHIHARA K. , ARAI I. , YAMAMOTO H.
Published: May 2016

Reductive cleavage of the homochiral acetals (I) using the Lewis acid‐hydride system A) affords the (R)‐configurated ethers (II) in contrast to previous results with AlHBr2 in which the opposite stereochemical outcome is found.
ChemInform Abstract: Reductive Cleavage of an SiCl3 Group by Amine Hydrochlorides and Base.
Authors: SNYDER D. C.
Published: May 2016

The enamines (I) react with trichlorosilane (II) to form the trichlorosilylalkylamines (III) which are cleaved by trimethylamine hydrochloride (IV) and NaOH, yielding the tertiary amines (V).
ChemInform Abstract: Addition of Ylidenemalononitriles to Methyl Acetylenedicarboxylate.
Authors: GEWALD K. , HAIN U. , GRUNER M.
Published: May 2016

The title nitrile (Ia) reacts with the diester (II) via Michael addition and subsequent Thorpe cyclization to afford the triester (III).
ChemInform Abstract: Cobalt‐Mediated Reduction of C=N Bond. Synthesis of Methyl N‐p‐Toluenesulfonyl‐1‐phenylglycinate Catalyzed by Bis(dioximato)cobalt‐Quinine Complexes.
Authors: KOBAYASHI K. , OKAMOTO T. , OIDA T. , TANIMOTO S.
Published: May 2016

The imines (II) are reduced in the presence of the Co complex (III) to give the amines (IV).
ChemInform Abstract: Reaction of Phosphorus Pentasulfide with Organolithium. An in situ Reagent for the Preparation of Thiolactams.
Authors: GOEL O. P. , KROLLS U.
Published: May 2016

Reaction of phosphorus pentasulfide with four equivalents of the organolithium compounds (II) in THF produces reagents which convert the lactams (I) to the thiolactams (III).
ChemInform Abstract: 3,12‐Cycloiceane (Pentacyclo(6.3.1.02,4.05,10.07,8)dodecane).
Authors: YAMAGUCHI R. , HONDA K. , KAWANISI M.
Published: May 2016

The pentacyclotridecene (I) is transformed into the diazo ketone (III) which undergoes ring contraction on irradiation, producing the ester (IV).
ChemInform Abstract: Synthesis of a New Kind of N‐Radicals, a Tetrazan‐1‐yl.
Authors: SCHULZ M. , KLUGE R. , WILLSCHER S. , LEISTNER D.
Published: May 2016

Oxidation of the known azetidinedione (I) yields, via the radical (II), the tetrazane (III), which is methanolized to the ring‐opened derivative (IV).
ChemInform Abstract: Studies on the Synthesis of Azophenines from o‐Benzoquinone Dioxime.
Authors: PAETZOLD F. + , NICLAS H.‐J. , FOERSTER H.‐J. +
Published: May 2016

The benzofuroxan (I), on treatment with N2H4, undergoes reductive ring cleavage to give o‐benzoquinone dioxime (II).
ChemInform Abstract: Convenient Synthesis of 1‐Acyl‐2‐alkylhydrazines.
Authors: OKAWARA T. , KANAZAWA Y. , YAMASAKI T. , FURUKAWA M.
Published: May 2016

The hydroxamic acids (I) are converted to the title compounds (V) by reaction with the amines (IV) in the presence of activating reagents such as 2‐chloro‐1‐methylpyridinium iodide (II) or tosyl chloride (III).
ChemInform Abstract: Direct Conversion of Hydroxamic Acids into Nitriles.
Authors: LIGUORI A. , SINDONA G. , ROMEO G. , UCCELLA N.
Published: May 2016

Phosphorus tribromide in benzene is employed as a reagent for converting the hydroxamic acids (II) to the nitriles (III).
ChemInform Abstract: Synthesis of Enantiomerically Enriched α‐Sulfenylated Ketones and Aldehydes.
Authors: YOUN J.‐H. , HERRMANN R. , UGI I.
Published: May 2016

The carbonyl imines (I) are lithiated and then coupled with the disulfides (III) to yield the α‐sulfenylated imines (IV) which are converted to the sulfenylated carbonyl compounds (V) on hydrolysis.
ChemInform Abstract: 1‐Substituted 3,6‐Dihydroxybenzocyclobutene. A Versatile Precursor of Naturally Occurring Quinones.
Authors: IYODA M. , KITAMI S. , YAMAUCHI T. , ODA M.
Published: May 2016

Photochemical (2 + 2)cycloaddition of the olefins (II) to trans‐2,3‐dichloro‐2,3‐dihydroquinone (I) yields the fused cyclobutanes (III).
ChemInform Abstract: Preparation of Hydrindenones from 2‐Methylcyclopent‐2‐enone and the Carbanion of (E)‐But‐2‐enyldiphenylphosphine Oxide: Efficient Enolate Trapping with β‐Sulphonylvinyl Ketones.
Authors: HAYNES R. K. , VONWILLER S. C.
Published: May 2016

The sulphonylvinyl ketones (II) are transformed into the unsaturated diketones (V) which are hydrogenated and cyclized to give the hydrindenones (VII).
ChemInform Abstract: Asymmetric Induction in the Alkylation of Enolate Anion with the Optically Active Selenonium Ions.
Authors: KOBAYASHI M. , KOYABU K. , SHIMIZU T. , UMEMURA K. , MATSUYAMA H.
Published: May 2016

Methyl phenyl selenide (I) is ethylated to form the racemic selenonium salt (IIIa) which is optically resolved via the D‐camphor sulfonates.
ChemInform Abstract: Thiocarbonyl Fluorides in the Solvent System Hydrogen Fluoride: Preparation and Reactions of Halogenated Thiocarbenium Ions.
Authors: HAAS A. , WANZKE W.
Published: May 2016

Solvolysis of the thiocarbonyl fluorides (I) in HF/SbF5 or FSO3H/SbF5 yields dithietanylium ions (II) the reactions of which with the base F‐ in the solvent system HF give the dithietanes (III).
ChemInform Abstract: Nucleophilic Aromatic Substitution on Tricarbonylchromium‐complexed Haloarenes: Synthesis of O‐Aryloximes and Their Cyclization to Benzofurans.
Authors: ALEMAGNA A. , BALDOLI C. , DEL BUTTERO P. , LICANDRO E. , MAIORANA S.
Published: May 2016

The tricarbonylchromium‐complexed haloarenes (I) react with the ketoximes (II) to give the oxime ethers (III), which are decomplexed with iodine and then converted to the benzofurans (V) by acid catalyzed cyclization.
ChemInform Abstract: Novel Synthesis of 3H‐Pyrroles, and Novel Intermediates in the Paal‐ Knorr 1H‐Pyrrole Synthesis: 2‐Hydroxy‐3,4‐dihydro‐2H‐pyrroles from 1,4‐Diketones and Liquid Ammonia.
Authors: CHIU P.‐K. , LUI K.‐H. , MAINI P. N. , SAMMES M. P.
Published: May 2016

Treatment of the carbonyl compounds (I), (IV), and (VII) with liquid ammonia yields the hydroxydihydropyrroles (II), (III), (V), (VIII), and (IX) and the pyrroles (VI) and (X).
ChemInform Abstract: Synthesis and Antiinflammatory Activity of Some N‐(5‐Substituted Indol‐3‐ylglyoxyl)amine Derivatives.
Authors: DA SETTIMO A. , PRIMOFIORE G. , MARINI A. M. , MORI C. , FRANZONE J. S , CIRILLO R. , REBOANI C.
Published: May 2016

The indolylglyoxyl chlorides (I) are coupled with the amines (II) to produce the amides (III) and (IV).
ChemInform Abstract: Synthesis of New Donors, “TTF‐Dimer”s.
Authors: NISHIKAWA E. , TATEMITSU H. , SAKATA Y. , MISUMI S.
Published: May 2016

Spiro(4,4)nonane‐1,6‐dione (Ia) is brominated and then substituted by reaction with the xanthogenate (II) to give the β‐ketodithiocarboxylate (Ic).
ChemInform Abstract: Synthesis and H2‐Agonistic Activity of Alkyl‐3‐(imidazole‐4‐yl)propylguanidines.
Authors: ELZ S. , SCHUNACK W.
Published: May 2016

The imidazolylpropylguanidines (VI) mentioned in the title are synthesized as shown in the reaction scheme.
ChemInform Abstract: S‐Methylisothioureas, Synthons for Chain‐Branched Cimetidine Derivatives.
Authors: ELZ S. , SCHUNACK W.
Published: May 2016

Coupling of the aminoalkyl thioethers (I) with N‐cyano‐S,S‐dimethyldithioimidocarbonate (II) yields the isothioureas (III).
ChemInform Abstract: Cycloaddition Reactions of Ethenesulfonic Acid Derivatives with Nitrones.
Authors: CHANET‐RAY J. , VESSIERE R. , ZEROUAL A.
Published: May 2016

Cycloaddition reaction of the nitrones (I) with the sulfofluorides and sulfonamides (II) forms the isoxazolidines (III).
ChemInform Abstract: Palladium‐Mediated Cross‐Coupling Reactions between Stannyl‐ and Bromothiazoles. Preparation of Thiazole Oligomers.
Authors: DONDONI A. , FOGAGNOLO M. , MEDICI A. , NEGRINI E.
Published: May 2016

Pd(0)‐catalyzed coupling of the trimethylstannylthiazoles (I) or (VIII) with the bromothiazoles (II) or (IV) yields the bithiazoles (III) and (IX) and the terthiazoles (V) ‐ (VII) and (X).
ChemInform Abstract: Chemistry of 5‐Amino‐2‐phenyl‐1,2,3‐thiadiazolium Salts.
Authors: GEWALD K. , CALDERON O. , HAIN U.
Published: May 2016

The title compounds (I) react with refluxing pyridine to give the 1,2,4‐thiadiazole derivatives (II).
ChemInform Abstract: Bis(p‐methoxyphenyl)selenoxide.
Authors: OTSUBO T. , OGURA F.
Published: May 2016

Bis(p‐methoxyphenyl)selenoxide (III) is prepared from anisol (I) by two methods shown in the reaction scheme.
ChemInform Abstract: Novel Intramolecular Nitrogen to Carbon Double Migration.
Authors: MUNAVALLI S. , HSU F.‐L. , POZIOMEK E. J.
Published: May 2016

2‐Amino‐6‐methylpyridine (I) reacts with methylene iodide to give one single dipyridylmethane with the structure (II) or (III).
ChemInform Abstract: Application of Phase Transfer Catalysis in the Acridine Series. Part 5. Synthesis of Thioacridones.
Authors: VLASSA M. , KEZDI M.
Published: May 2016

The title compounds (II) are prepared by a novel procedure.
ChemInform Abstract: Studies in Heterocyclics: Synthesis of 5,10‐Dihydro‐2‐substituted Phenyl Imidazo(1,2‐b)isoquinolines.
Authors: JAIN M. L. , SONI R. P.
Published: May 2016

The reaction of the isoquinolinium bromides (I) with NH4OAc affords the title compounds (II) instead of the isomeric 2,3‐dihydroimidazo(2,1‐b)isoquinolines reported earlier.
ChemInform Abstract: The Decarboxylative Route to Azomethine Ylides. Stereochemistry of 1,3‐Dipole Formation.
Authors: GRIGG R. , SURENDRAKUMAR S. , THIANPATANAGUL S. , VIPOND D.
Published: May 2016

The heterocyclic amino acids (III), (V), (VII), and (IX) react with the aldehydes (I) and the maleimides (II) to form the cycloadducts (IV), (VI), (VIII), and (X).
ChemInform Abstract: Novel Pyridazine‐3,6‐dione Derivatives.
Authors: ABBASI M. M. , ABOU‐SEKKINA M. , HAFEZ Y. , ZOOROB H. H.
Published: May 2016

The title compounds (II)‐(VIII) are prepared and screened for activity against bilharziosis.
ChemInform Abstract: Synthesis and Biological Properties of (3‐Methyl‐8‐bromoxanthinyl‐7)acetic Acid Derivatives.
Authors: ROMANENKO N. I. , FEDULOVA I. V. , PRIIMENKO B. A. , CHERVINSKII A. YU. , KLYUEV N. A. , KIRICHENKO V. V.
Published: May 2016

The xanthine potassium salt (I) reacts with the chloroacetate (II) to give the xanthylacetic acid ester (III).
ChemInform Abstract: Indolizino(3,4,5,6‐cde)quinoxaline.
Authors: MATOBA K. , SUGIURA M. , TERADA T. , YAMAZAKI T.
Published: May 2016

Photolysis of the hydrochloride (I) forms a mixture of the cyclization products (IIa) and (IIIa).
ChemInform Abstract: Studies on Annelated 1,4‐Benzothiazines and 1,5‐Benzothiazepines. Part 2. Synthesis of New Series of 1‐ or 2‐Substituted 4H‐s‐Triazolo‐(3,4‐c)‐1,4‐benzothiazines and Related Compounds with Potential CNS Activity.
Authors: GRANDOLINI G. , TIRALTI M. C. , ROSSI C. , AMBROGI V. , ORZALESI G. , DE REGIS M.
Published: May 2016

The triazolobenzothiazine derivatives (VI), (VIII), (X), (XIII), (XIV), and (XVII) are prepared by cyclization reactions performed with the hydrazinobenzothiazines (III) or (XI) and subsequent substitution reactions.
ChemInform Abstract: Synthesis and β‐Adrenergic Blocking Activity of Oxypropanolamines of 3,4‐Dihydro‐3‐oxo‐2H(1,4)benzothiazine.
Authors: CECCHETTI V. , FRAVOLINI A. , FRINGUELLI R. , SCHIAFFELLA F. , MASCELLANI G. , PAGELLA P. G. , RUGARLI P. I.
Published: May 2016

The hydroxybenzothiazines (II) are obtained by decomposition of the diazonium salts, derived from the corresponding aminobenzothiazines (I).
ChemInform Abstract: Reaction of 2‐Amino‐4‐anilino‐6‐isopropenyl‐1,3,5‐triazine. Part 1. Preparation and Polymerization of 2‐Acylamino‐4‐anilino‐6‐isopropenyl‐ 1,3,5‐triazine.
Authors: YUKI Y. , KUNISADA H. , ENDO T. , ATSUMI M.
Published: May 2016

The N‐acylamino‐1,3,5‐triazines (III) are synthesized as shown in the reaction scheme.