bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Photochemistry of Titanacyclobutanes. Evidence for a Metal‐Centered 1,4‐Biradical Intermediate.
Authors: TUMAS W. , WHEELER D. R. , GRUBBS R. H. 
Published: May 2016

AbstractPhotochemical activation of bis(cyclopentadienyl)titanacyclobutanes such as (I) results in clean elimination to form corresponding cyclopropanes (III) and titanocene which can be trapped by a number of added reagents e.g. acetylenes (II), PMe3, or ethylene giving (IV), (V), and (VI), respectively.
ChemInform Abstract: Reaction of Unsymmetrical Orthoformates with Organo‐Aluminum Compounds.
Authors: VOLKOV A. A. , ZLOTSKII S. S. , KRAVETS E. KH. , RAKHMANKULOV D. L. 
Published: May 2016

AbstractThe orthoformates (I), (V), (VIII), and (IX) are reduced by diisobutylaluminum hydride (II) or triethylaluminum (XI) to give the symmetric and unsymmetric acetals (III), (IV), (VI), (VII), and (X), or (XII).
ChemInform Abstract: Some Deoxygenation and Reduction Reactions with Samarium Diiodide.
Authors: ZHANG Y. , LIN R. 
Published: May 2016

AbstractSamarium diiodide proves to be a versatile reagent for the deoxygenation of various oxides such as (I), (III), and (V) and for numerous reduction processes, e.g. the conversion of p‐benzoquinone (VII) to hydroquinone (VIII), of azobenzene (IX) to hydrazobenzene (X) and of the nitroarenes (XI) to the anilines (XII).
ChemInform Abstract: Reactions of Polyfluoroalkenes with Enolate Anions of Aldehydes.
Authors: PLENKIEWICZ H. 
Published: May 2016

AbstractReaction of the aldehydes (I) with the fluorinated olefines (II) or (IV) in two‐phase systems yields exclusively the O‐alkylated products (III) or (V) and (VI).
ChemInform Abstract: α‐Phenylation of Ketones. Reaction of Bromo Enamines with Phenylcopper Reagents.
Authors: RATHKE M. W. , VOGIAZOGLOU D. 
Published: May 2016

AbstractThe enamines (I) are brominated to give the corresponding α‐aminoallyl bromides which are allowed to react directly with the arylcuprates (II) to form the α‐aryl ketones (III).
ChemInform Abstract: Lewis Acid‐Induced Nucleophilic Substitution Reactions of α‐Nitro Sulfides.
Authors: ONO N. , JUN T. X. , HASHIMOTO T. , KAJI A. 
Published: May 2016

AbstractThe α‐nitroalkyl sulfides (I) react with the allylsilane (IIa) in the presence of tin tetrachloride, forming the allylated sulfides (III).
ChemInform Abstract: Selective Formation of 1,3,4‐Trisubstituted and 3,4‐Disubstituted trans‐β‐Lactams from Zinc Enolates and Imines.
Authors: JASTRZEBSKI J. T. B. H. , VAN DER STEEN F. H. , VAN KOTEN G. 
Published: May 2016

AbstractA new route for the high yield synthesis of trans‐β‐lactams such as (IV), (VI), (VIII) is presented, involving the 1:1 reaction of an α‐amino acid ester zinc enolate such as (III) (accessible from (I)) with an appropriate imine (II) or (V).
ChemInform Abstract: A Synthetic Approach to 4‐Oxo and 4‐Thioxoazetidinones from Heterocumulenes and Ester Enolates. A Novel Synthesis of 4‐Thioacetoxyazetidin‐2‐ones.
Authors: CAINELLI G. , GIACOMINI D. , PANUNZIO M. , MARTELLI G. , SPUNTA G. 
Published: May 2016

AbstractThe esters (I) are converted to the enolates (II) and then allowed to react with the iso(thio)cyanates (III), producing the (thio)amides (IV).
ChemInform Abstract: A Practical Conversion of 4‐Phenyl‐2‐isoxazoline 2‐Oxides into 3,3a,8,8a‐Tetrahydro‐2‐oxo‐2H‐furo(2,3‐b)indoles via 1‐Oxido‐3H‐indole‐ 3‐acetate as a Key Intermediate.
Authors: KAJI E. , TAKAHASHI K. , KITAZAWA M. , ZEN S. 
Published: May 2016

AbstractThe phenylisoxazoline N‐oxides (I) are treated with TiCl4 to yield the indoline N‐oxides (II) which are converted into the tricyclic tosylates (IV).
ChemInform Abstract: Indoles. Part 4. 9‐Substituted 4,9‐Dihydropyrano(3,4‐b)indol‐1(3H)‐ ones. Synthesis and Conversion into 2,3,4,9‐Tetrahydro‐1H‐pyrido‐(3,4‐b)indoles.
Authors: EL‐GENDY A. A. , LEHMANN J. 
Published: May 2016

AbstractAcidic treatment of the γ‐lactones (I) produces 5‐hydroxy‐2‐oxocarboxylic acids which react with the hydrazine hydrochlorides (II) to yield the indololactones (III).
ChemInform Abstract: A Convenient Synthesis of Pyrrolo(1,2‐a)quinoline‐1,5‐diones and Acridine‐1,9‐diones.
Authors: DEADY L. W. , WERDEN D. M. 
Published: May 2016

AbstractThe anilines (I) are allowed to react with the oxoalkanedicarboxylates (II) to form the enamino diesters (III).
ChemInform Abstract: Synthesis and Pharmacological Activities of 3‐Phenyl‐2‐(1‐piperazinyl)quinolines and Related Compounds.
Authors: HINO K. , NAGAI Y. , UNO H. 
Published: May 2016

AbstractStarting with the methylindanone (I) or the nitrodiphenylacrylic acid (III), the dihydroquinolinones (II) are synthesized.
ChemInform Abstract: Synthesis of 2‐Phenylthiazolidine Derivatives as Cardiotonic Agents. Part 4. Modification of the Phenylpiperazino Moiety of 2‐(Phenylpiperazinoalkoxyphenyl)thiazolidine‐3‐carbothioamides and the Corresponding Carboxamides.
Authors: NATE H. , WATANABE A. , MATSUKI K. , INOUE I. , OHTSUKA H. , SESINE Y. , ODA K. , HONMA Y. , ISHIDA A. , KANNO T. , KONDA M. , NAKAI H. , WADA H. , TAKEDA M. , YABANA H. , NAGAO T. 
Published: May 2016

AbstractSubstituted aminoalkoxybenzaldehydes such as (I), prepared by different multistep syntheses, react with the aminoethyl mercaptan (II) and methyl iso(thio)cyanate (III), forming carbamoylthiazolidines such as (IV).
ChemInform Abstract: Propellanes of the Glycoluril Series and Bridged Tetrazocines.
Authors: GOMPPER R. , NOETH H. + , RATTAY W. , SCHWARZENSTEINER M.‐L. , SPES P. , WAGNER H.‐U. 
Published: May 2016

AbstractOxidations of the bis‐imidates (V) (obtained via the glycolurils (III)) by 4 ways (with (VIII)/(X) e.g.) in each case lead to tetrazocines (VI) but not to the desired tetraazasemibullvalenes.
ChemInform Abstract: Pyrido(4,3‐e)‐1,4‐diazepines and Pyrido(4,3‐b)‐1,5‐benzodiazepines: Synthesis of Affinity to Brain Benzodiazepine Receptors.
Authors: RADINOV R. , HAIMOVA M. , SIMOVA E. , TYUTYULKOVA N. , GORANTCHEVA J. 
Published: May 2016

AbstractThe 3‐aroyl‐4‐chloropyridines (I) undergo cyclocondensation with the diamines (II) or (IV), yielding the title compounds (III) and (V).
ChemInform Abstract: Bis(2,4,6‐tri‐t‐butylphenyl)bicyclotetraphosphane.
Authors: FLUCK E. , RIEDEL R. , HAUSEN H.‐D. , HECKMANN G. 
Published: May 2016

AbstractAccording to the scheme the title compound (IV) is obtained in low yield along with the known diphosphene (V).
ChemInform Abstract: Synthesis of Mo2X4(PMe3)4 (Mo4‐Mo) (X: Cl, Br, I) Compounds by Decarbonylation of Mo2X4(CO)8 and by Comproportionation of Mo(CO)6 and MoX3(PMe3)3. X‐Ray Crystal Structure of Mo2I4(PMe3)4·2THF.
Authors: COTTON F. A. , POLI R. 
Published: May 2016

AbstractIR spectroscopic studies confirm that the synthesis of the iodo title compound (IVa) from the octacarbonyl (I) and PMe3 (II) according to the scheme occurs via the intermediate (III).
ChemInform Abstract: Uranyl Nitrate Complexes of Some Schiff Bases of 4‐Aminoantipyrine and Certain Carbonyl Compounds.
Authors: DEVI G. S. , INDRASENAN P. 
Published: May 2016

AbstractUranyl nitrate and the Schiff base ligands react in a molar ratio of 1:2 in MeOH, acetone, or EtOH under reflux to give the title complexes (I) (yields not given).
ChemInform Abstract: Base‐Induced Conversion of Macrocyclic Tetradentate to Bidentate Salicylamide Complexes. Structure of the Picoline Adduct to a Co(II)(1,2‐bis(o‐hydroxybenzoyl)ethylenediamine).
Authors: KOOLA J. D. , KOCHI J. K. 
Published: May 2016

AbstractTreatment of (III) with picoline yields the base adduct (V) showing an unusual octadedral coordination of Co(II) to only a single salicyl group and four picoline bases.
ChemInform Abstract: Transfer to Organometallic Chemistry of Substituent Constants from Organic Chemistry. Part 1. Resolution of Longstanding Anomalies in the Chemistry of Organocobalt B12 Models and Organocobalamins.
Authors: MARZILLI L. G. , BAYO F. , SUMMERS M. F. , THOMAS L. B. , ZANGRANDO E. , BRESCIANI‐PAHOR N. , MARI M. , RANDACCIO L. 
Published: May 2016

AbstractPrevious difficulties in rationalizing the relative trans effect and trans influence of alkyl groups in organocobalt complexes including organocobalt B12 species (i.e.
ChemInform Abstract: Thermal Investigation and Stereochemical Studies of Some Cyclic Diamine Complexes of Nickel(II) in the Solid State.
Authors: SINGH L. K. , MITRA S. 
Published: May 2016

AbstractNickel selenocyanate reacts with ethanolic solutions of the ligands to yield the complexes (I), which are characterized by elemental analysis, IR spectral and magnetic moment data, conductivity measurement and thermal analysis.
ChemInform Abstract: 3d‐Element Aroxides.
Authors: MARMODEE R. , SCHAEFER W. + , ANDRAE K. + 
Published: May 2016

AbstractTHF adducts of CuCl2, CoCl2, and CrCl3 react with phenol, 2‐naphthol, and substituted phenols in the presence of NaNH2 or NEt3 to give the corresponding aroxides (I) which are isolated as their NH3 or NEt3 adducts.
ChemInform Abstract: Synthesis and Characterization of Some Olefin/Phosphine‐tert‐Amine N‐Oxide Platinum(II) Complexes.
Authors: AL‐ALLAF T. A. K. , KHUTHIER A.‐H. , ABDUL‐GANI H. J. 
Published: May 2016

AbstractBridge cleavage in the complex (I) by the amine N‐oxides (II) yields the complexes (III).
ChemInform Abstract: Synthesis of Fragments of the Capsular Polysaccharide of Haemophilus influenzae Type b. Part 1. Preparation of Suitably Protected 1‐O‐β‐D‐Ribofuranosyl‐D‐ribitol Building Blocks.
Authors: HERMANS J. P. G. , POOT L. , KLOOSTERMAN M. , VAN DER MAREL G. A. , VAN BOECKEL C. A. A. , EVENBERG D. , POOLMAN J. T. , HOOGERHOUT P. , VAN BOOM J. H. 
Published: May 2016

AbstractThe D‐ribitol derivative (II) which is accessible starting from D‐ribonolactone (I) is condensed with the D‐ribofuranose derivative (III) to give the compound (IVa).
ChemInform Abstract: Phosphorylation of Benzyl‐Protected Sugar Derivatives via 1‐H‐Phosphonate Intermediates: Synthesis of DL‐Myo‐inositol 1,4,5‐Tris‐1‐H‐phosphonate.
Authors: DREEF C. E. , VAN DER MAREL G. A. , VAN BOOM J. H. 
Published: May 2016

AbstractThe stable crystalline ammonium salt (I) is used to phosphonylate prim., sec., or anomeric hydroxyl group of benzyl protected (pseudo)sugar derivatives to yield (IIIb) (or (VII) or (VIII) which are obtained analogously).
ChemInform Abstract: The Effect of High Pressure on the Stereospecificity of the Glycosylation Reaction.
Authors: KOCHETKOV N. K. , ZHULIN V. M. , KLIMOV E. M. , MALYSHEVA N. N. , MAKAROVA Z. G. , OTT A. YA. 
Published: May 2016

AbstractGlycosylation of the trityl ether (II) with the 1,2‐O‐cyanoethylidene derivative (I) proceeds at high pressure to give the disaccharides (III) with a 1,2‐trans‐glycosidic linkage.
ChemInform Abstract: Crystal Structure, and Magnetic and Other Properties of Tri‐μ‐hydroxo‐bis(triamminechromium(III)) Perchlorate.
Authors: ANDERSEN P. , DOESSING A. , LARSEN S. , PEDERSEN E. 
Published: May 2016

AbstractThe title dimer, precipitated as the salt (I) from solutions rich in the cis‐diol, cis‐((H2O)(NH3)3Cr(OH)2Cr(NH3)3(OH))3+, containing small amounts to the triol, crystallizes in the orthorhombic system, space group Pmn21, Z=2.
ChemInform Abstract: Control of the Superconducting Properties of YBa2Cu3O7 by Topotactic Redox Reactions.
Authors: EICKENBUSCH H. , PAULUS W. , GOCKE E. , MARCH J. F. , KOCH H. , SCHOELLHORN R. + 
Published: May 2016

AbstractIt is demonstrated that the critical transition temp. of the superconducting title compound can be reversibly and continuously varied between Tc = 93 and 30 K by topotactic deintercalation or intercalation of oxygen.
ChemInform Abstract: Doping Effect of Sodium on γ‐Irradiated Magnesium Oxide.
Authors: MATSUDA T. , YAMADA K. , SHIBATA Y. , MIURA H. , SUGIYAMA K. 
Published: May 2016

AbstractThe concentration of one‐electron donor centers is shown to increase significantly when γ‐irradiated MgO is treated with NaNH2, whereas it decreases when Na doping is performed before γ‐irradiation.
ChemInform Abstract: The Influence of Oxygen Variation on the Crystal Structure and Phase Composition of the Superconductor YBa2Cu3O7‐x.
Authors: MANTHIRAM A. , SWINNEA J. S. , SUI Z. T. , STEINFINK H. , GOODENOUGH J. B. 
Published: May 2016

AbstractIn attempts to prepare a material with an O7.00 (x = 0 in the title compound) composition, the highest oxygen content achieved by annealing in an O2 stream at 440 °C for 24 h is 6.96 (iodometric determination).
ChemInform Abstract: The Electrochemistry of Sub‐Monolayer Silver Deposits on Single Crystal RuO2(110), ‐(001) and ‐(111) Electrodes
Authors: HEPEL T. , POLLAK F. H. , O'GRADY W. E. 
Published: May 2016

Abstracthas been investigated by cyclic voltammetry and linear potential scan stripping voltammetry.
ChemInform Abstract: Control of Ni Metal Particle Size in Ni/SiO2 Catalysts by Calcination and Reduction Temperatures.
Authors: TAMAGAWA H. , OYAMA K. , YAMAGUCHI T. , TANAKA H. , TSUIKI H. , UENO A. 
Published: May 2016

AbstractIt is demonstrated that the particle size of Ni in Ni/SiO2 catalysts prepared by the alkoxide technique depends on the temp. used for the calcination and reduction steps.
ChemInform Abstract: Pr2Br5: No Mixed Valence Praseodymium Bromid.
Authors: SCHLEID T. , MEYER G. 
Published: May 2016

AbstractThe title bromide, prepared by metallothermic reduction of PrBr3 with Li (molar ratio 1:1, 850 °C, sealed Ta container), crystallizes in the monoclinic system, space group P21/m, Z=2.
ChemInform Abstract: Structural and Vibrational Characteristics of the Tetrasulfatodimolybdenum Ions with Mo‐Mo Bond Orders of 3.5 and 4.0.
Authors: BINO A. , COTTON F. A. , MARLER D. O. , FARQUHARSON S. , HUTCHINSON B. , SPENCER B. , KINCAID J. 
Published: May 2016

AbstractThe compound (III), prepared as shown in the scheme (yield in g), crystallizes in the tetragonal space group P4/mnc and is isostructural with the analogous chloride compound, whose structure has been published.
ChemInform Abstract: Thermal Behavior of Hydrated Pyrochlores K(NbW)O6·H2O and K(TaW)O6·H2O.
Authors: JEREZ A. , GARCIA‐MARTIN S. , VEIGA M. L. , GAITAN M. , PICO C. 
Published: May 2016

AbstractThe pyrochlore‐type title materials are prepared by heating stoichiometric mixtures of KNO3, WO3, and M2O5 (M: Nb, Ta) in a porcelain crucible at 900 °C (12 h).
ChemInform Abstract: Rhenium Trichloride, ReCl3, and Its 5/3‐Hydrate Synthesis, Crystal Structure, and Thermal Expansion.
Authors: IRMLER M. , MEYER G. 
Published: May 2016

AbstractDark red single crystals of ReCl3 (R3m, Z=18) are grown by vacuum sublimation of the powder (glass ampoule, 420 → ∼ 300 °C).
ChemInform Abstract: Investigation of the Structure of an Insoluble Pigment by Means of NMR.
Authors: HARRIS R. K. , JONSEN P. , PACKER K. J. , CAMPBELL C. D. 
Published: May 2016

AbstractThe insoluble pigment CIPR 57:1, the monohydrated Ca‐salt of (I), is suggested to have a polymeric sheet‐like structure.
ChemInform Abstract: Complexes of Lanthanoid Salts with Macrocyclic Ligands. Part 28. Synthesis, Crystal and Molecular Structure of the 3:2 Complex Between Europium Nitrate and the A‐Isomer of Dicyclohexyl‐18‐crown‐6: Conformational Study of the Ligand.
Authors: NICOLO F. , PLANCHEREL D. , BUENZLI J.‐C. G. + , CHAPUIS G. 
Published: May 2016

AbstractEu(NO3)3 dissolved in EtOH reacts with the crown ether (I) under reflux to yield the complex (III).
ChemInform Abstract: Thiopyrylium Cations as Appropriate Compounds for the Quantitative Evaluation of ipso‐Substituent Effects.
Authors: DODDI G. , ERCOLANI G. , NUNZIANTE P. 
Published: May 2016

AbstractA kinetic and thermodynamic study of the reaction of the thiopyrylium salts (I) and the pyrylium salt (V) with methoxide ion in MeOH is reported.
ChemInform Abstract: β‐Cleavage of Bis(homoallylic) Potassium Alkoxides. Two‐Step Preparation of Propenyl Ketones from Carboxylic Esters. Synthesis of ar‐Turmerone, α‐Damascone, β‐Damascone, and β‐Damascenone.
Authors: SNOWDEN R. L. , LINDER S. M. , MULLER B. L. , SCHULTE‐ELTE K. H. 
Published: May 2016

AbstractThe bis(homoallylic) alcohols (III) which are obtained from the corresponding esters (I) and Grignard compounds (II) (generated in situ) are transformed via β‐cleavage of their potassium alkoxides in HMPA to the products (IV) + (V) or (VI) + (VII), respectively.
ChemInform Abstract: β‐Cleavage of Bis(homoallylic) Potassium Alkoxides. Preparation of 3‐Hydroxypropyl and 4‐Hydroxybutyl Propenyl Ketones from γ‐ and δ‐Lactones. Synthesis of (.+‐.)‐Rose Oxide.
Authors: SNOWDEN R. L. , LINDER S. M. , MULLER B. L. , SCHULTE‐ELTE K. H. 
Published: May 2016

AbstractThe bis(homoallylic) alcohols (III) are prepared from the respective lactones (I) and Grignard compounds (II) which are generated in situ.
ChemInform Abstract: Pyridinium Chlorochromate in Organic Synthesis. A Facile and Selective Oxidative Cleavage of Enol Ethers.
Authors: BASKARAN S. , ISLAM I. , RAGHAVAN M. , CHANDRASEKARAN S. 
Published: May 2016

AbstractThe cyclic enol ethers (I) are oxidized selectively with pyridinium chlorochromate (II) to give the macrocyclic keto lactones (III).
ChemInform Abstract: Oxidation of α‐Keto Alcohols with Triphenylantimony Dibromide. Participation of Pentavalent Antimony.
Authors: OHKATA K. , OHNARI H. , AKIBA K. 
Published: May 2016

AbstractReaction of the acyloins (I) with trimethylantimony dichloride (IIa) or triphenylantimony dibromide (IIb) in the presence of two equivalents of a base, e.g. DBU, produces the α‐dicarbonyl compounds (III), together with trimethyl‐ or triphenylstibine (IV).
ChemInform Abstract: An Improved Procedure for Diazotization‐Fluorodediazoniation of Anilines Using Organic Base ‐ HF Agents.
Authors: FUKUHARA T. , YONEDA N. , SAWADA T. , SUZUKI A. 
Published: May 2016

AbstractThe substitution of aromatic amino groups for fluorine is achieved by the following one‐pot procedure: the anilines (I) are solved in neat hydrogen fluoride/pyridine which does not contain any free HF.
ChemInform Abstract: Alkylation Reactions of Ethyl Malonate, Ethyl Acetoacetate, and Acetylacetone by Gas‐Liquid Phase‐Transfer Catalysis (G.L.‐P.T.C.).
Authors: TUNDO P. , VENTURELLO P. , ANGELETTI E. 
Published: May 2016

AbstractThe phase‐transfer catalysts (phosphonium salt, crown ethers, and poly(ethylene glycol)(Carbowax 6000)) which promote the reaction are also the medium in which the alkylation of the activated methylene compounds (I), (V), and (VIII) occurs.
ChemInform Abstract: Reactions of Alkylthiochloroacetylenes with Ammonia and Primary Amines.
Authors: MIRSKOVA A. N. , SEREDKINA S. G. , VORONKOV M. G. 
Published: May 2016

AbstractPropylthiochloroacetylene (Ib) reacts with sodium amide to give propylthioacetonitrile (II).
ChemInform Abstract: Highly Selective Methods for α‐Alkenylation and α‐Arylation of Ketones via Palladium‐ or Nickel‐Catalyzed Cross Coupling.
Authors: NEGISHI E. , AKIYOSHI K. 
Published: May 2016

AbstractThe cyclopentenylzinc derivative (IV) is prepared from cyclopentanone (I) via lithiation of the corresponding enamine.
ChemInform Abstract: Pd‐Catalyzed Selective One‐Step Synthesis of β‐Naphthoic Acid from Naphthalene and CO.
Authors: JINTOKU T. , TANIGUCHI H. , FUJIWARA Y. 
Published: May 2016

AbstractThe carbonylation of naphthalene (I) is performed in the presence of Pd catalysts under various conditions.
ChemInform Abstract: Aryl (o‐Phenylaryl) Thione S‐Imides and S‐Oxides. Intramolecular Cyclization and Subsequent Rearrangement.
Authors: SAITO T. , KIKUCHI Y. , SUMIZAWA N. , MOTOKI S. 
Published: May 2016

AbstractThe aryl o‐phenylaryl thioketones (I) react with the chloroamine salts (II) to form the intermediate S‐imides (III) which produce a mixture of the fluorenesulfenamides (IV) and the compounds (V) ‐ (VIII).
ChemInform Abstract: Application of Lanthanoids to Organic Chemistry. Direct Alkoxylation of Anthracene.
Authors: SUGIYAMA T. 
Published: May 2016

AbstractAnthracene (I) reacts with alcohols (II) in the presence of Ce(IV) trifluoroacetate to give the 9‐alkoxyanthracenes (III), together with anthraquinone (IV).
ChemInform Abstract: Strong Participation of the 1‐Methyl Group in Diazotization Reaction of 9‐Aminomethyl‐1,4‐dimethyltriptycene.
Authors: YAMAMOTO G. , OKI M. 
Published: May 2016

AbstractDiazotization of 9‐(aminomethyl)triptycene (Ia) results in methylene insertion to give the bridgehead alcohol derivatives (II).
ChemInform Abstract: A New Synthesis of Benzimidazolones. Benzoxazolones, and Benzothiazolone from o‐Substituted Nitrobenzenes Using Sulfur and Carbon Monoxide.
Authors: MIYATA T. , KAMBE N. , MURAI S. , SONODA N. , NISHIGUCHI I. , HIRASHIMA T. 
Published: May 2016

AbstractThe o‐nitroanilines and o‐nitrophenols (I) are cyclized with carbon monoxide (II) in the presence of sulfur, triethylamine, and water to give the benzimidazolones (IIIa) ‐ (IIId) or the benzoxazolones (IIIe).
ChemInform Abstract: The First Homolytic Substitution of Pyrylium Salts. C‐4 Methylation of 2,6‐Disubstituted Pyrylium Cations.
Authors: DODDI G. , ERCOLANI G. 
Published: May 2016

AbstractMethyl radicals, generated from acidic aqueous acetonitrile (II) upon treatment with hydroperoxide and Fe(II), attack the pyrylium salts (I) selectively at position 4, yielding the methylated derivatives (III).
ChemInform Abstract: Intermolecular Cycloaddition Reactions of Exocyclic Nitrones. Facile Synthesis of 1‐Azaspirocycles.
Authors: FUNK R. L. , UMSTEAD DAGGETT J. 
Published: May 2016

AbstractThe nitrones (III), prepared from the cycloalkanones (I) and N‐benzylhydroxylamine (II), undergo Diels‐Alder reaction with the unsaturated esters (IV), producing the spiroisoxazolidines (V).
ChemInform Abstract: α‐Alkyltryptophans.
Authors: BRANA M. F. , GARRIDO M. , LOPEZ RODRIGUEZ M. L. , MORCILLO M. J. 
Published: May 2016

AbstractAlkylation of N‐benzylidene‐L‐tryptophan methyl ester (I) with the halides (II) and (XII), followed by acidic hydrolysis, yields the α‐alkyltryptophan methyl esters (IV) and the α‐(diphenylethyl)tryptophan methyl ester (XIII).
ChemInform Abstract: A New Rearrangement of α‐Azo Alcohols into N‐Substituted Bridged Bicyclic Lactams. A Possible Model for Conformation‐Dependent Rearrangement.
Authors: OTSUKA T. , TEZUKA T. 
Published: May 2016

AbstractThe α‐azo alcohols (Ia), (Ic), and (Id) undergo ring‐enlargement on thermolysis, producing the N‐amino lactams (IIa) and (IIb) or (V).
ChemInform Abstract: Silacarbonyl and Silathiocarbonyl Ylides.
Authors: ANDO W. , HAGIWARA K. , SEKIGUCHI A. 
Published: May 2016

AbstractThe first spectroscopic evidence for the intermediacy of the hitherto unknown silacarbonyl (IIa) and silathiocarbonyl (IIb) ylides in a low temp. matrix is reported.
ChemInform Abstract: The Acylation of Neutral Phosphoramidates.
Authors: CHALLIS B. C. , ILEY J. N. 
Published: May 2016

AbstractThe neutral sec. phosphoramidates (I) are acylated by acid chlorides such as (IIa) or (IIb), which is 18 times more reactive than (IIa), to give N‐acyl derivatives such as (III), accompanied by (IV) and (V).
ChemInform Abstract: Hexaethylbenzene‐Trichloroantimony: A Menshutkin Complex with a Centroid Antimony‐Arene Coordination.
Authors: SCHMIDBAUR H. , NOWAK R. , HUBER B. , MUELLER G. + 
Published: May 2016

AbstractTreatment of solutions of SbCl3 or SbBr3 in toluene with hexaethylbenzene in a variety of molar ratios affords only the 1:1 complexes (I) in almost quantitative yield.
ChemInform Abstract: The Reaction of Di‐2‐pyridyl Ketone with Antimony(III) Fluoride. Preparation, Properties, Moessbauer Spectrum and Crystal Structure of Difluoro(methoxydi‐2‐pyridylmethoxo‐NN′O)antimony(III).
Authors: ALONZO G. , BERTAZZI N. , BOMBIERI G. , BRUNO G. 
Published: May 2016

AbstractThe ketone (I) reacts with SbF3 (II) in methanol undergoing nucleophilic addition from the solvent.
ChemInform Abstract: Preparation, Crystal and Molecular Structure, and Antimony‐121 Moessbauer Spectrum of Trifluoro(1,10‐phenanthroline)(thiourea)antimony(III).
Authors: BOMBIERI G. , BRUNO G. , NICOLO F. , ALONZO G. , BERTAZZI N. 
Published: May 2016

AbstractEquimolar amounts of SbF3, phenanthroline and thiourea react in methanol to yield the title complex (I) (no yield given).