bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Reaction of Calcium Dihydrogenphosphate with the Nitrates of the Alkali Metals at Elevated Temperatures.
Authors: LYUTSKO V. A. , FRENKEL' P. L.
Published: May 2016

The reactions occurring under air between 293 and 1023 K in 1:2 molar mixtures of CaH2P2O7 and MNO3 (M: Li, Na, K, Rb, Cs) are investigated by combined thermal analyses.
ChemInform Abstract: Reduction Induced by Ion Beams: Hydrogenation of Nitrogen‐Containing Heterocycles and Quinones in Molecular Secondary Ion Mass Spectrometry.
Authors: HAND O. W. , DETTER L. D. , LAMMERT S. A. , COOKS R. G. , WALTON R. A.
Published: May 2016

Hydrogenation is the dominant feature in molecular SIMS spectra of 9 aza‐heterocycles such as 2,2'‐dipyridyl, acridine, phenazine, and 7 quinones such as 1,2‐naphtho‐, 1,4‐naphtho‐, duro‐, or phenanthrenequinone, in the presence of metals with low work functions (and low ionization potentials).
ChemInform Abstract: Structural Trends in Potential Organic Conductors Based on (Donor‐CH2)2 Tetracyanoquinodimethane Molecules.
Authors: BECKER J. Y. , BERNSTEIN J. , BITTNER S. , SARMA J. A. R. P. , SHAIK S. S.
Published: May 2016

The stoichiometry of electron donor‐acceptor complexes with potential electrical conductivity may be predetermined by preparing compounds in which donors and acceptors are chemically linked.
ChemInform Abstract: 13C NMR and X‐Ray Structure Determination of 1‐(Arylazo)‐2‐naphthols. Intramolecular Proton Transfer Between Nitrogen and Oxygen Atoms in the Solid State.
Authors: OLIVIERI A. C. , WILSON R. B. , PAUL I. C. , CURTIN D. Y.
Published: May 2016

All four title compounds (I) undergo a fast proton exchange on the NMR time scale between the azo (I) and hydrazone forms (II) in both solution and the crystalline phase.
ChemInform Abstract: Electrochemical Allylation of Carbonyl Compounds Using Nickel Catalyst and Zinc(II) Species.
Authors: DURANDETTI S. , SIBILLE S. , PERICHON J.
Published: May 2016

Electrochemical reaction of the carbonyl compounds (I), (VI), and (VIII) with methallyl chloride (II) and allyl acetate (IV) in the presence of catalytic amounts of a nickel complex in an undivided cell fitted with an Zn anode and a carbon‐fiber cathode leads to the formation of the homoallylic alcohols (III), (V), (VII), and (IX) respectively.
ChemInform Abstract: Silicon‐Directed Regio‐ and Enantioselective Synthesis of α‐Hydroxy‐ketones.
Authors: LOHRAY B. B. , ENDERS D.
Published: May 2016

While previous procedures yielded α‐hydroxy‐ketones with generally unsatisfactory asymmetric induction, the novel methodology shown in the scheme gives access to 8 target compounds of type (X) in high optical purity.
ChemInform Abstract: Carbohydrates as Chiral Templates: Stereoselective Tandem Mannich‐Michael Reactions for the Synthesis of Piperidine Alkaloids.
Authors: KUNZ H. , PFRENGLE W.
Published: May 2016

The Schiff bases (I) and (VIII), obtained from pivaloyl‐protected β‐D‐galactopyranosylamine, react with (II) in the presence of Lewis acid to yield pyridine derivatives (IV) and (IX).
ChemInform Abstract: Photochemical Reactions. Part 150. Wavelength Dependence of the Photochemistry of 7‐Methyl‐β‐ionone.
Authors: MATHIES P. , NISHIO T. , FREI B. , JEGER O.
Published: May 2016

Photolysis of the title compound (I) with light of λ > 347 nm leads primarily to E/Z‐isomerization (→ (VI)) followed by transformation to the tricyclic enol ether (II) as the only secondary photoproduct.
ChemInform Abstract: Selective Reduction of Aromatic Nitro Compounds with Nickel Boride.
Authors: NOSE A. , KUDO T.
Published: May 2016

The aromatic nitro derivatives (I) are reduced effectively with nickel boride to give the corresponding amines (II).
ChemInform Abstract: Reactions of Bromotrifluoromethane and Related Halides. Part 8. Condensations with Dithionite and Hydroxymethanesulfinate Salts.
Authors: TORDEUX M. , LANGLOIS B. , WAKSELMAN C.
Published: May 2016

Bromotrifluoromethane (I) is coupled with the dithionite (II) to give the sulfinate (III) which is oxidized with hydrogen peroxide, producing the sulfonate (IV).
ChemInform Abstract: Dichotomy in the Double Bond Reactivity of 2,3‐Bis(phenylsulfonyl)bicyclo(2.2.1)hepta‐2,5‐diene and Related Compounds.
Authors: AZZENA U. , COSSU S. , DE LUCCHI O. , MELLONI G.
Published: May 2016

Selectivity between the two double bonds of the title compound (I) for a number of reagents is observed: cycloaddition of cyclopentadiene (II) or anthracene as well as the reduction with molecular hydrogen takes place at the unsubstituted double bond, whereas the product (V) of a reduction at the more substituted double bond is obtained when (I) is treated with PhSH or 1,3‐cyclohexadiene (or α‐terpinene).
ChemInform Abstract: Synthesis and Properties of Cycloocta(def)biphenylene‐1,4‐dione.
Authors: WILCOX C. F. JUN. , LASSILA K. R. , VANDUYNE G. , LU H. , CLARDY J.
Published: May 2016

The title compound (XIII) is prepared from 1,8‐dimethylbiphenylene (I) as outlined in the reaction scheme.
ChemInform Abstract: 5‐Methoxyphenanthrene‐4‐carboxylic Acid.
Authors: GILLIS R. G. , PORTER Q. N.
Published: May 2016

The title compound (IX) is prepared as shown.
ChemInform Abstract: Convenient Syntheses of Condensed Phenalenones. The Synthesis of Indeno(1,2,‐a)phenalene‐6,8‐dione and Its Dication.
Authors: KURODA S. , HIROOKA S. , TANAKA E. , FUKUYAMA Y. , TSUCHIDA T. , NAKAGAWA K.
Published: May 2016

The naphthaldehyde (I) is condensed either with ketones, e.g. cycloheptanone (II) or 1‐tetralone or (to avoid double condensation) with enamines (III) to yield the respective enones such as (IV).
ChemInform Abstract: Preparation of Optically Active 2‐Furylcarbinols by Kinetic Resolution Using the Sharpless Reagent and Their Application in Organic Synthesis.
Authors: KUSAKABE M. , KITANO Y. , KOBAYASHI Y. , SATO F.
Published: May 2016

Kinetic resolution of the racemic 2‐furyl‐ (I) and 3‐furylcarbinols (III) with Sharpless reagent produces the chiral compounds (R)‐(I) and (R)‐(III).
ChemInform Abstract: Studies Toward the Syntheses of Functionally‐Substituted γ‐Butyrolactones and Spiro‐γ‐butyrolactones and Their Reaction with Strong Acids: A Novel Route to α‐Pyrones.
Authors: MANDAL A. K. , JAWALKAR D. G.
Published: May 2016

The lactones (II), produced by dehydrative ring closure of the keto carboxylic acids (I), are converted to the butyrolactones (III) by addition of bromine and subsequent hydrolysis.
ChemInform Abstract: β‐Carboline‐3‐carboxylic Acid (9H‐Pyrido(3,4‐b)indole‐3‐carboxylic Acid) and Related Compounds.
Authors: MACLAREN J. A.
Published: May 2016

Autoxidation of the dihydrocarboline acid (I) gives the carboline acid (II).
ChemInform Abstract: Acridine Derivatives. Part 3. Preparation and Antitumor Activity of the Novel Acridinyl‐Substituted Uracils.
Authors: KUMURA M. , OKABAYASHI I. , KATO A.
Published: May 2016

Nineteen chloroacridines such as (II), prepared by cyclization of the corresponding N‐arylanthranilic acids (I) upon treatment with POCl3, are coupled with the uracil (III) to produce the title compounds (IV).
ChemInform Abstract: Regiospecific Lithiation of Phenoxazine Ortho to the Oxygen Atom. Synthesis of 4‐Mono‐ and 4,6‐Disubstituted Phenoxazine Derivatives.
Authors: ANTONIO Y. , BARRERA P. , CONTRERAS O. , FRANCO F. , GALEAZZI E. , GARCIA J. , GREENHOUSE R. , GUZMAN A. , VELARDE E. , MUCHOWSKI J. M.
Published: May 2016

The N‐(1‐methylbenzyl) or N‐silylphenoxazines (I) are lithiated at C4 or C4 and C6, depending on the amount of butyllithium employed, and then quenched with various electrophiles, e.g. (II) or CO2 (VI), yielding mono‐ and disubstituted derivatives.
ChemInform Abstract: Heterocyclic N‐Oxides. Part 3. Synthesis of 3‐Amino‐1,2,4‐triazine 4‐Oxides.
Authors: GEORGE T. , PARTHASARATHY P. C. , ANANDAN L. , RAO M. K.
Published: May 2016

Intramolecular cyclization of the condensation product obtained from (I) and (II) gives the N‐oxide (III).
ChemInform Abstract: Synthesis and NMDA Antagonistic Properties of the Enantiomers of 4‐(3‐Phosphonopropyl)piperazine‐2‐carboxylic Acid (CPP) and of the Unsaturated Analogue (E)‐4‐(3‐Phosphonoprop‐2‐enyl)piperazine‐2‐carboxylic Acid (CPP‐ene).
Authors: AEBISCHER B. , FREY P. , HAERTER H.‐P. , HERRLING P. L. , MUELLER W. , OLVERMAN H. J. , WATKINS J. C.
Published: May 2016

The title compounds (VII) and (VI) are prepared as shown in high optical purity (> 98% e.e.); their absolute configuration is established by chemical correlation with D‐asparagine.
ChemInform Abstract: Crystal Structures and Electrical Properties of Tetrakis(methylseleno)tetrathiafulvalene (TSeC1‐TTF) and Two Phases of (TSeC1‐TTF)I3.
Authors: WANG P. , INABE T. , NAKANO C. , MARUYAMA Y. , INOKUCHI H. , IWASAWA N. , SAITO G.
Published: May 2016

The previously prepared compound (I) crystallizes in P21/a with Z=2.
ChemInform Abstract: Dihydrobis(pyrazolyl)borate Complexes of Gallium. X‐Ray Crystal Structure of (H2B(pz)2)2GaCl (pz: Pyrazolyl Ring).
Authors: REGER D. L. , KNOX S. J. , LEBIODA L.
Published: May 2016

Depending on the molar ratio of the reactants, the first stable complexes of Ga with the dihydridobis(pyrazolyl)borate ligand i.e. the compounds (III) and (IV) (96% yield), are obtained from GaCl3 (I) and the salt (II).
ChemInform Abstract: Synthesis of New Metallacycles of Rhenium(VII) Oxides: Migration of a Me3Si Group to Form the cis‐Dioxo Cyclometallaphosphoranimino Phosphane Cyclic NPPh2CH2PPh2Re(O)2(OSiMe3)2 and Arsane Cyclic NPPh2(CH2)2AsPh2Re(O)2(OSiMe3)2.
Authors: KATTI K. V. , CAVELL R. G.
Published: May 2016

The title compounds (III) are synthesized according to the scheme and characterized spectroscopically (MS, IR, 1H, 31P, 29Si NMR).
ChemInform Abstract: Reaction of 1,3‐Butadiene with Electron‐Rich Binuclear Rhodium Hydrides: New Bonding Modes for 1,3‐Dienes to Two Metal Centers.
Authors: FRYZUK M. D. , PIERS W. E. , RETTIG S. J. , EINSTEIN F. W. B. , JONES T. , ALBRIGHT T. A.
Published: May 2016

The electron‐rich binuclear Rh hydrides (I) and (V) react with an excess 1,3‐butadiene (II) to form the binuclear complexes (III) (space group C2/c, Z=4) and (VII) in which the diene is bridging the two Rh centers in a μ‐η3‐η3 bonding mode.
ChemInform Abstract: Syntheses of Pentaammineosmium(III) and ‐osmium(II) Complexes: Pentaammine(trifluoromethanesulfonato‐O)osmium(III).
Authors: LAY P. A. , MAGNUSON R. H. , TAUBE H.
Published: May 2016

The title complex (III) is prepared by oxidation of the Os(II) complex (I) or by substitution reaction of the chloro‐Os(III) dichloride (IV) in neat CF3SO3H (II) according to the scheme.
ChemInform Abstract: π‐Heterocyclic Complexes of Pentaammineosmium(II) and the Metal‐Induced Cycloaddition of Pyrrole and Maleic Anhydride.
Authors: CORDONE R. , HARMAN W. D. , TAUBE H.
Published: May 2016

The π‐heterocyclic complexes (III) are obtained in high yield (numerical values not given).
ChemInform Abstract: Introduction of a Nitrogen Function at 14β of the Steroid Nucleus. Application to the Preparation of a Cardioactive Molecule, 14β‐Amino‐5β‐pregnane‐3β,20β‐diol, from Progesterone and Deoxycholic Acid.
Authors: ADEOTI S. B. , CHARPENTIER B. , MONTAGNAC A. , CHIARONI A. , RICHE C. , PAIS M.
Published: May 2016

Two methods for the introduction of a 14β‐amino function into a steroid molecule are studied with a view to developing a new route to the cardioactive title compound (X) (previously obtained from digitoxigenin) using more readily available starting materials.
ChemInform Abstract: Photochemistry of Steroidal 6‐Ring Lactams. Part 1. Photoreorganization in 4‐Aryl‐4‐aza‐δ5‐3‐ketosteroids.
Authors: GANDHI R. P. , SINGH M. , SACHDEVA Y. P. , MUKHERJI S. M.
Published: May 2016

Irradiation of the title steroids (I) with unfiltered light affords the products (II) (yields given in mg).
ChemInform Abstract: Magnetic and Structural Properties of the Amorphous Material Ni2SnTe4.
Authors: FOISE J. W. , O'CONNOR C. J.
Published: May 2016

Ni2SnTe4 is prepared as a pyrophoric, amorphous powder by reaction of methanolic solutions of NiCl2 and K4SnTe4.
ChemInform Abstract: Drop Calorimetry of the Compounds NbCl5, TaCl5, RbNbCl6, CsNbCl6, RbTaCl6, and CsTaCl6.
Authors: SHAWKI E. E. , FLENGAS S. N. , SADOWAY D. R.
Published: May 2016

The thermal properties of the title compounds are measured as functions of temp. using a high‐temp.
ChemInform Abstract: Magnetism of Alternating Bimetallic Chains: Application to MnCu(obzp)(H2O)3·H2O (obzp: Oxamido‐N‐benzoato‐N′‐propionato).
Authors: PEI Y. , NAKATANI K. , KAHN O. , SLETTEN J. , RENARD J. P.
Published: May 2016

The title complex (I) and its oxamido‐N‐phenolato‐N'‐propionato analogue are prepared in five steps starting from ethyl oxalyl chloride and anthranilic acid or 2‐aminophenol, respectively.
ChemInform Abstract: Kinetic Determinations of the Heats of Formation of Methylated Disilanes and of Silylene, Methylsilylene, and Dimethylsilylene.
Authors: O'NEAL H. E. , RING M. A. , RICHARDSON W. H. , LICCIARDI G. F.
Published: May 2016

The thermal decomposition kinetics of disilane and a number of methylated disilanes such as (I) and (II) are analyzed with the aid of transition‐state theory and their back‐reaction rate constants to obtain heats of formation of the reactant disilanes and heats of formation of their product silylenes.
ChemInform Abstract: Lanthanoid(III) Trichloride‐Tin(II) Chloride Mediated Cycloaddition Reaction of α,α′‐Dibromo Ketones with 1,3‐Dienes or Enamines.
Authors: FUKUZAWA S. , FUKUSHIMA M. , FUJINAMI T. , SAKAI S.
Published: May 2016

The reaction of the title ketones, e.g. (I), with furan (II) and cyclopentadiene (VI) yields (3 + 4) cycloadducts.
ChemInform Abstract: A New Bis‐Anellation Method. Application to Steroid Synthesis.
Authors: POIRIER J.‐M. , HENNEQUIN L.
Published: May 2016

Condensation of reagents of type (I) and (IV) (syntheses described) with monocyclic enolate equivalents, e.g. (II), gives the corresponding diketones (cf.
ChemInform Abstract: Insights into the Electrochemical Reductive Cyclization of α,β‐Unsaturated Carbonyl Derivatives.
Authors: GASSMAN P. G. , LEE C.
Published: May 2016

The ω‐mesyloxyalkenoates (I) are subjected to electrochemical ring closure, yielding the cycloalkylacetates (II).
ChemInform Abstract: para‐Selective Fries Rearrangement of Phenyl Acetate in the Presence of Zeolite Molecular Sieves.
Authors: CUNDY C. S. , HIGGINS R. , KIBBY S. A. M. , LOWE B. M. , PATON R. M.
Published: May 2016

The thermolysis of phenyl acetate (I) is performed in the presence of various zeolites at 170 or 210°C, yielding the acetyl phenols (II) and (III), p‐acetylphenyl acetate (IV), and phenol (V).
ChemInform Abstract: Solid Base‐Catalyzed Rearrangement of Methacrylonitrile to Crotononitrile.
Authors: KUROKAWA H. , NAKAMURA S. , UEDA W. , MORIKAWA Y. , MORO‐OKA Y. , IKAWA T.
Published: May 2016

Ten metal oxides are tested as catalysts for the rearrangement of the methacrylonitrile (I), yielding the crotononitriles (II) and (III).
ChemInform Abstract: Oxidation of Aryloxyaminoalcohols with Activated Dimethylsulfoxide: A Novel C‐N Oxidation Facilitated by Neighboring‐Group Effect.
Authors: SIMAY A. , PROKAI L. , BODOR N.
Published: May 2016

The oxidation of alcohols, e.g. (I), leads to the corresponding unstable ketones which are transformed in situ to oximes such as (III).
ChemInform Abstract: Potential Antidepressants: 2‐(Aminoalkoxy)biphenyls and Some Related ω‐Substituted 2‐Alkoxybiphenyls.
Authors: CERVENA I. , HOLUBEK J. , SVATEK E. , METYS J. , PROTIVA M.
Published: May 2016

A variety of title compounds, which represent derivatives of the lower homologue of the antidepressant and cerebral activator "bifemelane" (I), are prepared and tested for their pharmacological activity.
ChemInform Abstract: Synthesis of 10‐Alkyl‐9‐allenylanthracenes Involving (3,4)Sigmatropic Rearrangement.
Authors: MAJUMDAR K. C. , KHAN A. T. , CHATTOPADHYAY S. K.
Published: May 2016

The anthrones (I) are reduced with sodium borhydride to give the anthranols (II) which undergo (3,4)sigmatropic rearrangement in acetic acid, forming the allenylanthracenes (III).
ChemInform Abstract: The Directed Lithiation of Isogramine and Subsequent Reactions with Electrophiles in the Preparation of 2‐Substituted Isogramine Derivatives.
Authors: HLASTA D. J. , BELL M. R.
Published: May 2016

Lithiation of isogramine (I) and subsequent coupling with the carbonyl compounds (II) or (IV) yields the alcohols (III) or the ketone (V).
ChemInform Abstract: Reaction of Diarylnitrilimines with 3,3‐Dimethyl‐2‐indanone Enamines. The First Example of a Stable Zwitterionic Nitrilimine‐Enamine Cycloadduct.
Authors: KERBAL A. , VEBREL J. , CERUTTI E. , LAUDE B.
Published: May 2016

(1,3)Dipolar cycloaddition of the nitrilimine (II) with the enamine (I) yields the cycloadduct (III) which eliminates the pyrrolidine moiety upon treatment with acid to give the fused pyrazole (IV).
ChemInform Abstract: Alkylation of Pyrazoles and 1,2,4‐Triazole with cis‐ and trans‐1,4‐Dichloro‐2‐butene Under Phase‐Transfer Conditions.
Authors: ATTARYAN O. S. , ASTRATYAN G. V. , ELIAZYAN G. A. , PANOSYAN G. A. , KINOYAN F. S. , DARBINYAN E. G.
Published: May 2016

Reaction of the pyrazoles (I) with excess cis‐1,4‐dichloro‐2‐butene (II) gives the bicyclic salts (III), whereas with excess trans‐1,4‐dichloro‐2‐butene (IV) the mono‐substituted products (V) and (VI) are obtained.
ChemInform Abstract: Reactions of Tetrasulfur Tetranitride with Tropolone and Its Several Halogen Derivatives. Preparations of 4H‐Cyclohepta(c) (1,2,5)thiadiazol‐4‐ones, 6H‐Cyclohepta(c) (1,2,5)thiadiazol‐6‐one, and 7H‐Cyclohepta(1,2‐c:3,4‐c′)bis(1,2,5)thiadiazol‐7‐ones.
Authors: MORI A. , NAKASHIMA H. , MATAKA S. , TASHIRO M. , TAKESHITA H.
Published: May 2016

Reactions of (I) and a series of its halogen derivatives with (II) are investigated.
ChemInform Abstract: A Novel Synthesis of Spirochromenes.
Authors: SUBRAMANIAN R. S. , BALASUBRAMANIAN K. K.
Published: May 2016

The phenols (I) are coupled with the tertiary propargylic alcohols (II) under Mitsunobu conditions to give the phenol ethers (III).
ChemInform Abstract: 3‐(2‐Imidazo(4,5‐b)pyridine)propionic Acid and Some of Its Derivatives with Suspected Tuberculostatic Activity.
Authors: BUKOWSKI L. , JANOWIEC M.
Published: May 2016

Cyclocondensation of the aromatic diamine (I) with succinic anhydride (II) yields the substituted propionic acid (III) in two polymorphous forms.
ChemInform Abstract: Synthesis of Nonracemic γ‐Alkoxyallylstannanes by Stereospecific anti‐(1,3)Stannyl Migration.
Authors: MARSHALL J. A. , GUNG W. Y.
Published: May 2016

The unsaturated aldehydes (I) are coupled with tri‐n‐butylstannyllithium (II) and then oxidized to give the stannyl ketones (III).
ChemInform Abstract: A New Type of Organostibonic Molybdate. Synthesis and Structure of a Tetra‐n‐butylammonium Salt of Diphenylstibonomolybdate.
Authors: LIU B. , KU Y. , WANG M. , WANG B. , ZHENG P.
Published: May 2016

The structure of the first organostibonic molybdate (III), produced by reaction of the antimony diiodide (I) with the molybdate (II), is established by X‐ray diffraction analysis.
ChemInform Abstract: β‐Ketophosphines Derived from Ferrocene. Syntheses and Structure of (Ph2CH2C(O)(η5‐C5H4)Fe(η5‐C5H5)) (L1) and trans‐(PdCl2L1 2).
Authors: BRAUNSTEIN P. , CARNEIRO T. M. G. , MATT D. , BALEGROUNE F. , GRANDJEAN D.
Published: May 2016

Coupling of acetylferrocene (I) with diphenylchlorophosphine (II) gives the ketophosphine (III).
ChemInform Abstract: Trimethylphosphinecobalt(I) Complexes: Reaction with Cycloheptatriene and Cyclooctatetraene. Crystal Structure of (Co(η4‐C7H8)(PMe3)3)BPh4.
Authors: DE CARVALHO L. C. A. , DARTIGUENAVE M. , DARTIGUENAVE Y.
Published: May 2016

Reaction of tris(trimethylphosphine)cobalt(I) bromide (I) with cycloheptatriene (II) or cyclooctatetraene (V) yields the cationic polyene complexes (IV) or (VI).
ChemInform Abstract: Synthesis and Coordination Chemistry of 1‐(2′,2′′‐Bipyridyl‐6′‐ylmethyl)‐1,4,7‐triazacyclononane, a Pentaazamacrocycle‐Based on a Triazamacrocycle with a Single Pendent Coordinating Bipyridyl Group.
Authors: ALCOCK N. W. , MCLAREN F. , MOORE P. , PIKE G. A. , ROE S. M.
Published: May 2016

The six‐coordinate Ni complex (III), the seven‐coordinate Zn complex (V), and the five‐coordinate Pd complex (VIII) are prepared by reaction of the ligand (I) mentioned in the title with the metal complexes (II), (IV), or (VI).
ChemInform Abstract: Carbon Dioxide Chemistry of a Binuclear Iridium(0) Complex. Rapid and Reversible Oxygen Atom Transfer from Carbonate.
Authors: REINKING M. K. , NI J. , FANWICK P. E. , KUBIAK C. P.
Published: May 2016

The diphosphine‐bridged tetracarbonyl‐Ir2 complex (IV) prepared as shown is decarbonylated to give the tricarbonyl derivative (V) with a "non‐A‐frame" geometry.
ChemInform Abstract: Polyhedral Organoiridaborane Chemistry. The Reaction of MeNC with (6‐(η5‐C5Me5)‐nido‐6‐IrB9H13). NMR Studies and the Crystal and Molecular Structure of (4,4‐(η5‐C5Me5)(MeNC)‐arachno‐4‐IrB8H12).
Authors: NESTOR K. , FONTAINE X. L. R. , GREENWOOD N. N. , KENNEDY J. D. , THORNTON‐PETT M.
Published: May 2016

The title reaction results in formation of the two new air‐stable arachno metallaboranes (III) and (IV).
ChemInform Abstract: The Sheradsky Rearrangement of α,α′‐Disubstituted Cyclopentanone Aryloximes: A Synthesis of the Sesquiterpenes (.+‐.)‐Aplysin and (.+‐.)‐Filiformin.
Authors: LARONZE J.‐Y. , EL BOUKILI R. , CARTIER D. , LARONZE J. , LEVY J.
Published: May 2016

Acidic treatment of the cyclopentanone oxime phenol ether (I) produces the regioisomeric benzofuran derivatives (II) and (III), together with the bromocresol (IV).
ChemInform Abstract: The Palladium‐Mediated Cross‐Coupling of Bromotropolones with Organostannanes. Application to Concise Syntheses of β‐Dolabrin, β‐Thujaplicin, 7‐Methoxy‐4‐isopropyltropolone, and β‐Thujaplicinol.
Authors: BANWELL M. G. , COLLIS M. P. , CRISP G. T. , LAMBERT J. N. , REUM M. E. , SCOBLE J. A.
Published: May 2016

Pd‐catalyzed reaction of the bromotropolones (I) with the stannane (II) gives the isopropenyltropolones (III).
ChemInform Abstract: Polycyclic Aromatic Alkaloids. Part 2. Synthesis of Onychine and Eupolauridine.
Authors: BRACHER F.
Published: May 2016

The benzoylacetic ester (II) reacts with crotonaldehyde (I) in the presence of hydroxylamine hydrochloride (III) to give the phenylpyridinecarboxylate (IV).
ChemInform Abstract: The Identification and Synthesis of Further Lichen β‐Orcinol para‐Depsides.
Authors: ELIX J. A. , CHESTER D. O. , GAUL K. L. , PARKER J. L. , WARDLAW J. H.
Published: May 2016

Unambiguous syntheses are reported for the new depsides (I) and (II) (detected in Erioderma species and Xanthoparmelia duplicata Hale, respectively) and (for the first time) for the already known depsides (III)‐(V); only two examples are given in the scheme.
ChemInform Abstract: Structure of 18‐Molybdodisulfate(VI)(4‐) Ion in (NEt4)4S2Mo18O62·MeCN.
Authors: HORI T. , TAMADA O. , HIMENO S.
Published: May 2016

Crystals of the title compound, prepared by a known procedure, are triclinic, space group P1, Z=2.
ChemInform Abstract: 2 SrO·3 Al2O3:Eu2+ (I) and 1.29(Ba,Ca)O, 6 Al2O3:Eu2+ (II). Two New Blue‐Emitting Phosphors.
Authors: SMETS B. , RUTTEN J. , HOEKS G. , VERLIJSDONK J.
Published: May 2016

Structure and luminescence properties of the new title phosphors, prepared by solid state reactions of the appropriate oxides (Al2O3, Eu2O3) and carbonates (SrCO3, BaCO3, and CaCO3) at 1100‐1500 °C in forming gas, are studied.
ChemInform Abstract: Fabrication and Characteristics of Vertically Separated Interdigitated Array Electrodes.
Authors: NIWA O. , MORITA M. , TABEI H.
Published: May 2016

In a novel type of interdigitated array electrode the two arrays of microband electrodes are separated by a thin (0.5 μm) insulating SiO2 layer, generated by conventional photolithography and dry‐etching techniques.
ChemInform Abstract: Stress Corrosion Cracking (SCC) of α‐Brass in Phosphate, Triphosphate, and Pyrophosphate Solutions
Authors: REBAK R. B. , GALVELE J. R.
Published: May 2016

is investigated by using the constant potential slow strain rate technique.
ChemInform Abstract: Silicon Etching in CrO3‐HF Solutions. Part 1. High (HF)/(CrO3) Ratios. Part 2. Low (HF)/(CrO3) Ratios.
Authors: VAN DEN MEERAKKER J. E. A. M. , VAN VEGCHEL J. H. C.
Published: May 2016

Kinetic and mechanistic investigations of the Si dissolution in aqueous CrO3‐HF solution by etching and electrochemical measurements show that the etching process in solutions with (HF)/(CrO3) > 20 is a combination of the reduction of Cr(VI) and the oxidation of Si.
ChemInform Abstract: Dibromoborane‐Dimethyl Sulfide: A Simple Molecular Precursor for the Formation of Bulk Powders and Fiber Coatings of Boron Nitride.
Authors: BECK J. S. , ALBANI C. R. , MCGHIE A. R. , ROTHMAN J. B. , SNEDDON L. G.
Published: May 2016

Bulk pyrolysis of the Lewis base‐borane adduct Me2S·BHBr2 under NH3 according to the scheme results in the formation of BN powders (diffuse‐reflectance IR, XRD, density measurements, elemental analysis).
ChemInform Abstract: Formation of Mixed‐Ligand Complexes of Cadmium(II) Halide with Tri‐n‐octylphosphine Oxide and Pyridine or Substituted Pyridines in 1,2‐Dichloroethane.
Authors: SATOH K. , TAKAHASHI Y. , SUZUKI T. , SAWADA K.
Published: May 2016

The formation constants are determined by means of solvent extraction.
ChemInform Abstract: Effect of Axially Bound Anions on the Electroreduction of Tin(IV) Porphyrins in Tetrahydrofuran.
Authors: KADISH K. M. , XU Q. Y. Y. , MAIYA G. B. , BARBE J.‐M. , GUILARD R.
Published: May 2016

The first systematic study of the title reaction shows that in all cases electroreduction of (I) leads to porphyrin π anion radical and dianions which are characterized in THF by spectroelectrochemistry and ESR spectroscopy.
ChemInform Abstract: Grignard Reactions in the Solid State.
Authors: TODA F. , TAKUMI H. , YAMAGUCHI H.
Published: May 2016

The results from Grignard reactions of the halides (II) with benzophenone (I) are found to differ from those obtained in solution (see scheme).
ChemInform Abstract: Synthesis of New Heterocycles from Aminopyrazoles.
Authors: RIED W. , ABOUL‐FETOUH S.
Published: May 2016

The 3‐amino‐4‐cyanopyrazoles (I) undergo cyclocondensation with the 1,3‐dicarbonyl compounds (II) or (IV), producing the pyrazolopyrimidines (III) or (V).
ChemInform Abstract: Unusual Rate Acceleration in the Presence of Aldehydes of Distannoxane‐Catalyzed Acetalization of Ketones and Deactivated Aldehydes: A New Mode of Carbonyl Activation.
Authors: OTERA J. , MIZUTANI T. , NOZAKI H.
Published: May 2016

The catalysis of the acetalization of carbonyl compounds such as (I) is studied.
ChemInform Abstract: Peroxy Radical Reactions in the Photooxidation of CH3CHO
Authors: MOORTGAT G. K. , COX R. A. , SCHUSTER G. , BURROWS J. P. , TYNDALL G. S.
Published: May 2016

(concentration‐time profile of some products of photooxidation (cf.
ChemInform Abstract: Long‐Range Triplet Hydrogen Abstraction. Photochemical Formation of 2‐Tetralols from β‐Arylpropiophenones.
Authors: ZHOU B. , WAGNER P. J.
Published: May 2016

The ketones (I) photocyclize to 2‐tetralols (II) via triplet‐state H‐abstraction (quenching experiments); the intermediate 1,6‐biradicals cyclize in 100% efficiency, but the triplets react in very low quantum yields (competition with rapid CT quenching by the β‐aryl group).
ChemInform Abstract: Models for Multicenter Catalysts. Part 3. Facile Hydride Rearrangements in A‐Frame and Related Complexes and the Structure of (RhIr(H)2(CO)2(μ‐Cl)(DPM)2) (BF4)·CH2Cl2, the Product of H2 Addition at One Metal Center in the A‐Frame Pocket.
Authors: VAARTSTRA B. A. , COWIE M.
Published: May 2016

The X‐ray structure determination of (V) as its BF4 salt (P1, Z=2) confirms the mode of H‐bonding proposed from NMR data.
ChemInform Abstract: Reactions of Fluorochloronitromethane with Aldehydes.
Authors: BREL' V. K. , CHEPAKOVA L. A. , KARTAVTSEVA N. F. , MARTYNOV I. V.
Published: May 2016

Fluorochloronitromethane (I) is coupled with the aldehydes (II) in the presence of alkali to give the carbinols (III).
ChemInform Abstract: A Novel Intramolecular Cyclopropanation Using Iodonium Ylides.
Authors: MORIARTY R. M. , PRAKASH O. , VAID R. K. , ZHAO L.
Published: May 2016

Intramolecular cyclopropanation using iodonium ylides is found to be an easy method for the preparation of the desired products in high yields.
ChemInform Abstract: Synthesis and Some Reactions of 3,3,6‐Trisubstituted Tricyclo‐(3.2.0.01,4)heptan‐2‐ones.
Authors: FINCH H. , HIGHCOCK R. M. , ROBERTS S. M. , SHORT K. M. , SIK V.
Published: May 2016

The tricycloheptanones (II) are produced by dehydrobromination of the bicyclic ketones (I) with potassium butoxide.
ChemInform Abstract: Improved and Extended One‐Step Conversion of Primary Amines into Nitriles by Copper‐Catalyzed Oxidation.
Authors: CAPDEVIELLE P. , LAVIGNE A. , MAUMY M.
Published: May 2016

Eight primary amines such as (I) are converted into the corresponding aliphatic or aromatic nitriles (II) using cuprous chloride in the presence of oxygen and molecular sieves (Kametani's oxidation) in pyridine.
ChemInform Abstract: Reaction of the Aromatic Olefin 1‐(1‐Hexenyl)‐2‐thiomethylbenzene with Cp2Zr(H)Cl. Unexpected Cleavage of the Methyl‐Sulfur Bond.
Authors: ANNBY U. , GRONOWITZ S. , HALLBERG A.
Published: May 2016

The olefin (I) is demethylated with two equivalents of the zirconocene hydride mentioned in the title.
ChemInform Abstract: New Synthetic Method of γ‐ and δ‐Lactones via Successive Alkylation and Reduction of Cyclic Imides.
Authors: YODA H. , MORISHITA H. , KUDO M. , KATAGIRI T. , TAKABE K.
Published: May 2016

A new convergent synthetic route to γ‐ and δ‐lactones involves 1. alkylation of imides with Grignard reagents; 2. reduction of the carbinolamide intermediates; 3. cyclization of the resulting hydroxyamides.
ChemInform Abstract: Intermediate in the Reaction of Diketene with 3‐Aminocrotonamides. Part 2.
Authors: GOTO Y. , MASAMOTO K. , ARAI Y. , UEDA Y.
Published: May 2016

When the reaction of the anilide (I) with diketene is carried out in the presence of NEt3 as catalyst, the stable intermediate (III) (yield given in g) is formed.
ChemInform Abstract: Syntheses and Rearrangements of Spiro‐Fused Dihydroisoquinolones.
Authors: JAHANGIR JAHANGIR , FISHER L. E. , CLARK R. D. , MUCHOWSKI J. M.
Published: May 2016

Reaction of the o‐toluamide (I) with first LDA and then the imines (II) yields the spiro‐fused isoquinolones (III) which are brominated and subsequently rearranged to produce the cycloheptaisoquinolones (IV).
ChemInform Abstract: Oxidation of Diols with Alkali Hypochlorites Catalyzed by Oxammonium Salts Under Two‐Phase Conditions.
Authors: ANELLI P. L. , BANFI S. , MONTANARI F. , QUICI S.
Published: May 2016

Hypochlorite oxidation of diols such as (I) in the presence of oxammonium salts gives the hydroxy ketones (II) and the diketones (III).
ChemInform Abstract: Boron Stabilized N,O‐Carbenes. Part 2. X‐Ray Structure of (trans‐4,5‐Dimethyloxazolidin‐2‐ylidene)triphenylboron and N‐Alkylations.
Authors: FEHLHAMMER W. P. , HOFFMEISTER H. , BOYADJIEV B. , KOLREP T.
Published: May 2016

The X‐ray structure analysis of the title compound (Ia) (space group P21/n) reveals a stereochemistry of the carbene ligand which is almost identical with that in transition metal complexes.
ChemInform Abstract: Pentacoordinated Molecules. Part 78. Intramolecular Ligand Exchange of Pentacoordinated Anionic Silicates, R2SiF‐ 3, via 29Si and 19F NMR Spectroscopy. Solution‐ and Solid‐State Structures.
Authors: JOHNSON S. E. , PAYNE J. S. , DAY R. O. , HOLMES J. M. , HOLMES R. R.
Published: May 2016

New pentacoordinated anionic diorganotrifluorosilicates are synthesized as their potassium 18‐crown‐6 salts (IV) according to the scheme.
ChemInform Abstract: Silicon‐Containing Heterocyclic Compounds. Part 54. Synthesis of Alkoxy Derivatives of 9,10‐Dihydro‐9,10‐disilaanthracene.
Authors: CHERNYSHEV E. A. , KOMALENKOVA N. G. , SHASHKOV I. A. , SOBOLEVSKAYA L. V. , KOVALENKO S. I. , UL'YANOVA L. V. , POLIVANOV A. N. , SLYUSARENKO T. F. , NOSOVA V. M. , KISIN A. V.
Published: May 2016

Reaction of the tetrachlorodisilaanthracene (I) with the alcohols (II) gives the tetraalkoxy (IIIa) ‐ (IIIc) or the diisopropoxy derivative (V) depending on the molar ratio.
ChemInform Abstract: Polyfunctional Molecules. Part 101. Synthesis of a Diphenylphosphine‐Substituted Cyclophosphamide and the X‐Ray Diffraction of Its Oxidation Product.
Authors: ELLERMANN J. , KNOCH F. , MOLL M. , WILL N.
Published: May 2016

The diphenylphosphine‐substituted cyclophosphamide (III) is obtained according to the scheme.
ChemInform Abstract: 1,2λ5σ5‐Oxaphospholenes from Trialkyl Phosphites and Z‐1,1,1,3,3,3‐Hexafluoro‐4‐hydroxy‐3‐penten‐2‐one.
Authors: FRANCKE R. , ROESCHENTHALER G.‐V. +
Published: May 2016

The trialkyl phosphites (I) perform ring closure with the ketone (II) mentioned in the title to give the oxaphospholenes (IIIa) and (IIIb) from the symmetrical phosphites (Ia) and (Ib) or a mixture of the diastereomers (IIIc), (IIId), (IVc), and (IVd) from the cyclic methyl phosphites (Ic) or (Id).
ChemInform Abstract: Preparation and Crystal Structure of a Binuclear Compound of Methylmercury(II) Containing Bismuthiol I as a Bridging Ligand.
Authors: CASTANO M. V. , PLASENCIA M. M. , MACIAS A. , CASAS J. S. , SORDO J. , CASTELLANO E. E.
Published: May 2016

The 2:1 molar reaction of MeHg(OH) (I), freshly prepared in aqueous solution from MeHgCl using Ag2O, with the title ligand (II) leads to the complex (III) (space group I41/a, Z=16; yield not given).
ChemInform Abstract: Synthesis, X‐Ray Characterization, and Q‐Band Electron Spin Resonance Studies of Heterometallic, Polymeric Compounds Formed by Yttrium and Lanthanoid(III) Nitrates with HgL2 (L: C4H6NO, the Anion of 2‐Pyrrolidone): Crystal Structures of ((Hg2EuL4(NO3)3)n) and ((Hg3Tb2L6(NO3)6)n).
Authors: GOODGAME D. M. L. , WILLIAMS D. J. , WINPENNY R. E. P.
Published: May 2016

The polymeric trinuclear and pentanuclear complexes (I) and (II) are obtained by treating hydrated metal(III) nitrates in methanol with an excess of bis(pyrrolidonato)‐Hg.
ChemInform Abstract: Synthesis and Some Reactions of Trineophyltin Hydride.
Authors: CHOPA A. B. , ZUNIGA A. E. , PODESTA J. C.
Published: May 2016

In contrast to other organotin hydrides (Me, Bu, Ph), the relatively stable title compound (III) reacts very slowly with CCl4 to give Nph3SnCl.
ChemInform Abstract: 1‐(N‐(2‐Aminoethyl)aminoalkyl)silatranes and Their Complexes with CuCl2.
Authors: VORONKOV M. G. , BARYSHOK V. P. , LAZAREVA N. F. , SARAEV V. V. , VAKULSKAYA T. I. , HENCSEI P. , KOVACS I.
Published: May 2016

Reaction of (chloromethyl)triethoxysilane (I) with ethylenediamine (II) produces N‐((2‐aminoethyl)aminomethyl)triethoxysilane (III) which is coupled with triethanolamine (IV) to give the silatrane (Va).
ChemInform Abstract: Synthesis and Crystal Structure of (NiOs3(η‐C5H5)(μ‐H)2(μ‐Cu(PPh3))(CO)9). Hydrogenation‐Dehydrogenation Reactions of Dienes and Alcohols with Heterogeneous Catalysts Derived from (NiM3(η‐C5H5)(μ‐H)2(μ‐X)(CO)9) (M: Ru, X: H; M: Os, X: Cu(PPh3)).
Authors: CASTAGNO F. , CASTIGLIONI M. , SAPPA E. , TIRIPICCHIO A. , TIRIPICCHIO‐CAMELLINI M. , BRAUNSTEIN P. , ROSE J.
Published: May 2016

Studies of the title complex (III) (space group P1, Z=2) show that this complex, supported on Chromosorb and thermally activated under H2, forms a heterogeneous catalyst for the hydrogenation‐dehydrogenation of several substrates, in particular alcohols (giving formaldehyde, acetaldehyde, and acetone from methanol, ethanol, and iso‐ or propanol, respectively).
ChemInform Abstract: Synthesis of Varied O‐Glycopeptides of Interleukin‐2.
Authors: PAULSEN H. , ADERMANN K.
Published: May 2016

Some analogues of the N‐terminus of interleukin‐2 (cf.
ChemInform Abstract: Diastereoselective Formation of Substituted Cyclic Non‐Proteinogenic α‐Amino Acids by Cyclization of Activated Imines.
Authors: TIETZE L. F. , BRATZ M.
Published: May 2016

The azomethines (III), prepared by reaction of the amine (I) with the glyoxylates (II), are cyclized upon treatment with trimethylsilyl triflate to give the piperidines (IV) and (V).
ChemInform Abstract: The Wittig‐Horner Reaction on 2,3,4,6‐Tetra‐O‐benzyl‐D‐mannopyranose (I) and 2,3,4,6‐Tetra‐O‐benzyl‐D‐glucopyranose (VII).
Authors: ALLEVI P. , CIUFFREDA P. , COLOMBO D. , MONTI D. , SPERANZA G. , MANITTO P.
Published: May 2016

The synthetic utility of the Wittig‐Horner reaction in the synthesis of C‐glycosides is illustrated by the preparation of the α‐ and β‐glycosyl acetates (III)‐(VI) of protected D‐manno‐ and D‐glucopyranose.
ChemInform Abstract: Synthesis and Conformation of 9‐(3′‐C‐Methyl‐β‐D‐xylo‐furanosyl)adenine and 3′‐C‐Methyladenosine, Two Sugar‐Methylated Nucleoside Analogues.
Authors: KOOLE L. H. , BUCK H. M. , VIAL J.‐M. , CHATTOPADHYAYA J.
Published: May 2016

The methyl group of the title nucleoside analogues (V) and (VI) prefers an equatorial location.
ChemInform Abstract: Addition of Grignard Reagents to 4‐O‐TPS Pyrimidine Nucleosides: Synthesis of 6‐Substituted‐5,6‐Dihydropyrimidine Nucleoside Derivatives.
Authors: BISCHOFBERGER N.
Published: May 2016

The pyrimidine nucleosides (I) and (V) react with the Grignard compounds (II) to give the substitution products (III) and (IV) or (VI).
ChemInform Abstract: Cumulated Ylides. Part 20. Syntheses of E‐α,β‐Unsaturated Macrocyclic Lactones by Intramolecular Wittig Olefination via Triphenylphosphoranylidene Ketene.
Authors: BESTMANN H. J. , SCHOBERT R.
Published: May 2016

Reaction of the protected or unprotected hydroxy aldehydes (II), (VI), and (IX) with the ketene ylide (I) and subsequent intramolecular Wittig reaction produce the macrocyclic lactones (IV) and (XI).
ChemInform Abstract: System (AO)mM2B2n‐2FenO4n+z with m = 2 and n = 1, 2 for A: Bi, Pb and M, B: Sr.
Authors: KEMMLER‐SACK S. , EHMANN A. , FRIES T. , MAYER‐VON KUERTHY G. + , LOESCH S. + , SCHLICHENMAIER M.
Published: May 2016

Samples of the new family of iron compounds of the general formula of title are prepared by heating appropriate mixtures of Bi(NO3)3·5 H2O, PbO, Sr(NO3)2, and Fe powder in corundum boats in air at temp. of 860‐880 °C (n = 1) or 930‐950 °C (n = 2) for several days.
ChemInform Abstract: Terlinguaite, Hg4O2Cl2, a Mineral with Unusual Hg3 Units.
Authors: BRODERSEN K. , GOEBEL G. + , LIEHR G.
Published: May 2016

Redetermination from a synthetic single crystal shows the structure of terlinguaite (C2/c, Z=4) to consist of a single, highly crosslinked, giant molecule, containing unusual Hg3 clusters with Hg‐Hg bond lengths of 270 pm.
ChemInform Abstract: Transition Metal Peroxofluoro Complexes. Part 9. Crystal Structure of Ba3(Ti(O2)F5)2·2 H2O.
Authors: SCHMIDT R. , PAUSEWANG G.
Published: May 2016

The title compound, which previously has been found to be the sole defined peroxofluoro compound in the BaF2‐TiO2‐HF‐H2O2‐H2O system, crystallizes in the tetragonal system (P42/mbc, Z=4).
ChemInform Abstract: Synthesis and Properties of the Sodium Perxenonate Na3HXeO6·H2O.
Authors: ISUPOV V. K. , OLEINIK A. V. , ALEINIKOV N. N.
Published: May 2016

The novel title compound with octavalent Xe is prepared in 63% yield by dissolving the known Na4XeO6·1.65 H2O in water.
ChemInform Abstract: Preparation, Structure and Properties of Sodium Triamidohydroxocyclotrinitridosulfodiphosphate.
Authors: ROZANOV I. A. , MEDVEDEVA L. YA.
Published: May 2016

The known sodium salt (I) on heating to 150 °C for at least 42 h affords the novel title compound (II) (no yield given), whose structure is deduced from its IR and X‐ray data.
ChemInform Abstract: Compound U2S2SeTe.
Authors: SLOVYANSKIKH V. K. , KUZNETSOV N. T. , GRACHEVA N. V. , CHECHERNIKOV V. I. , MARTYNOVA L. F.
Published: May 2016

The hitherto unknown title compound is prepared from the elements employing the chemical transportation method at 1150 → 1070 K. According to the single‐crystal X‐ray analysis this compound belongs to the space group Pnma with Z=4.
ChemInform Abstract: Ni5HfB2O10 with Ordered Metal Distribution.
Authors: BLUHM K. , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

Single crystals of the hitherto unknown title compound, prepared by reacting NiO and HfO2 in a flux of B2O3 (no yield given), crystallizes in the orthorhombic space group Pnma with Z=4.
ChemInform Abstract: Synthesis, Crystal Structure, and Magnetic Properties of the Ternary Uranium Palladium Selenide PdUSe3.
Authors: DAOUDI A. , NOEL H.
Published: May 2016

The title compound is prepared by annealing a stoichiometric mixture of Pd, USe2, and Se for 24 h at 900 °C and subsequently for 2 d at 1000 °C. Single crystals are grown by chemical vapor transport using iodine as transporting agent and a temp. gradient from 980 to 900 °C. PdUSe3 crystallizes in the orthorhombic space group Pnam, Z=4, and is isotypic with CrUS3.
ChemInform Abstract: Liquid Xenon: An Effective Inert Solvent for C‐H Oxidative Addition Reactions.
Authors: SPONSLER M. B. , WEILLER B. H. , STOUTLAND P. O. , BERGMAN R. G.
Published: May 2016

The photochemical reaction of the dihydride (I) with a variety of organic substrates, e.g. (II) (9 examples) in liquid xenon leads to oxidative addition products of the type (III).
ChemInform Abstract: 1,3‐Dipole Cascade. A New Method for Azomethine Ylide Formation.
Authors: PADWA A. , DEAN D. C. , ZHI L.
Published: May 2016

The diazo compounds (I) react via 1,3‐dipolar cycloaddition of the intermediate azomethine ylides (III) with the alkynes (II) to give the tricyclic products (IV).
ChemInform Abstract: Enantiodifferentiating Functionalization of cis‐Cycloalkane‐1,2‐diols and cis‐endo‐5‐Norbornen‐2,3‐ylenebis(methanol) via Chiral Spiroacetals Derived from l‐Menthone.
Authors: HARADA T. , WADA I. , OKU A.
Published: May 2016

(‐)‐Menthone (I) reacts with the cis‐1,2‐bis(siloxy)cycloalkanes(alkenes) (II) in the presence of trimethylsilyl triflate to form the chiral acetals (III) and (IV).
ChemInform Abstract: Methylchlorocarbene: Measurement of Rate Constants for 1,2‐Hydrogen Migration and Addition to Alkenes.
Authors: LIU M. T. H. , BONNEAU R.
Published: May 2016

The following rate constants are reported: for 1,2‐H migration in carbene (II) (3.04 ±0.05)·106 s‐1 for ylide (IV) formation (8.86 ±0.10)·109 M‐1 s‐1 for addition of (II) to Me2C=CMe2 and Bu‐CH=CH2 (1.32 ±0.06)·109 and (2.10 ±0.05)·107 M‐1 s‐1 respectively.
ChemInform Abstract: Chemoselective Reductions with Sodium Borohydride.
Authors: WARD D. E. , RHEE C. K.
Published: May 2016

Under appropriate reaction conditions, the selectivity of the title compound in reductions of carbonyl compounds is comparable (and in some cases even superior) to that of sterically hindered reducing agents.
ChemInform Abstract: Nitrosation of Acetylacetone (Pentane‐2,4‐dione) and Some of Its Fluorinated Derivatives.
Authors: CROOKES M. J. , ROY P. , WILLIAMS D. L. H.
Published: May 2016

The formation of the expected oximes is shown to proceed by nitrosation of the enols (IIa) and (IIb) exclusively or predominantly, whereas (Ic) is nitrosated exclusively via the enolate form.
ChemInform Abstract: A General, High Yield Synthesis of α‐Oxoketene Dithioacetals and O‐(1‐Alkoxy‐2,2‐dialkylvinyl) S‐Alkyl Dithiocarbonates from Carboxylic Esters.
Authors: ALI S. M. , TANIMOTO S.
Published: May 2016

The α‐disubstituted esters (I) react consecutively with LDA, carbon disulfide (II), and alkyl halides such as methyl iodide (III) to give the O‐(1‐alkoxyvinyl) dithiocarbonates (IV).
ChemInform Abstract: Asymmetric Induction in a Palladium‐Catalyzed TMM Cycloaddition. Mechanistic Implications Regarding the Reactive Intermediate.
Authors: TROST B. M. , YANG B. , MILLER M. L.
Published: May 2016

High diastereofacial selectivity is observed in the cycloaddition of the chiral alkene (I) with the silyl compound (II).
ChemInform Abstract: 1,4‐Bishomo(6)prismane (Garudane): Molecular Structure and Strain Analysis of Reactions Potentially Leading to Prismanes.
Authors: OSAWA E. , BARBIRIC D. A. , LEE O. S. , KITANO Y. , PADMA S. , MEHTA G.
Published: May 2016

The proposed structure of garudane (Ia), the face‐to‐face D2h dimer of norbornadiene, is confirmed by X‐ray analysis of ester (Ib) (space group C2/c with Z=4).
ChemInform Abstract: Chiral Diacetylenes and Polydiacetylenes Derived from L‐α‐Amino Acids.
Authors: BOLTON E. C. , MILBURN G. H. W. , THOMSON G. A.
Published: May 2016

The optically active amino acids (I) are esterified with propargylic alcohol (II) to produce the esters (III) which are N‐acylated and subsequently dimerized in the presence of oxygen and copper(I) chloride to give the chiral diacetylenes (VI).
ChemInform Abstract: Metacyclophanes and Related Compounds. Part 24. Preparation and Reaction of Trimethyl(2.2.2)‐ and Tetramethyl(2.2.2.2)metacyclophane.
Authors: TASHIRO M. , WATANABE T. , TSUGE A. , SAWADA T. , MATAKA S.
Published: May 2016

The metacyclophanes (VI) mentioned in the title are prepared by coupling the dichloride (I) with the dithiols (II), followed by Ramberg‐Baecklund ring contraction and de‐tert‐butylation.
ChemInform Abstract: Methyl Fluorosulfonyldifluoroacetate. A New Trifluoromethylating Agent.
Authors: CHEN Q.‐Y. , WU S.‐W.
Published: May 2016

The agent (II) mentioned in the title reacts with the halides (I) to give the trifluoromethylated derivatives (III) with simultaneous elimination of SO2, CO2, and methyl halide.
ChemInform Abstract: Iptycene Synthesis. A New Method for Attaching a 2,3‐Anthracene Moiety to the 9,10‐Positions of Another Anthracene Moiety. Exceptional Conditions for a Lewis Acid‐Catalyzed Diels‐Alder Reaction.
Authors: CHEN Y.‐S. , HART H.
Published: May 2016

The key step in the synthesis of heptiptycene (V) from pentiptycene (II) is the Diels‐Alder reaction with 1,4‐anthraquinone (I) in the presence of excess aluminum trichloride.
ChemInform Abstract: A New Utilization of the Reaction of (1‐Methyl‐2‐indolyl)cyanocuprate with Electrophiles.
Authors: ISHIKURA M. , TERASHIMA M.
Published: May 2016

N‐Methylindole (I) is converted to the cyanocuprate (IV) which reacts with the allylic or vinylic electrophiles (V) to form the 2‐substituted indoles (VI).
ChemInform Abstract: Synthesis of Some Thiazoline and Thiazolidinone Derivatives of 1,4‐Benzoquinone as Potential Antimicrobial Agents.
Authors: EL‐KHAWASS S. M. , KHALIL M. A. , CHAABAN I.
Published: May 2016

The new benzoquinones (III) and (V) are prepared by cyclization of the thiosemicarbazides (I) with the halo ketones (II) or the bromoacetate (IV).
ChemInform Abstract: N‐Benzhydryltryptamines and 1,1‐Diphenyltetrahydro‐β‐carbolines: Synthesis, X‐Ray Crystal Structure, and Benzodiazepine Receptor Affinity.
Authors: BALSAMINI C. , SPADONI G. , DURANTI E. , CERRINI S. , LAMBA D. , FEDELI W.
Published: May 2016

Reaction of the tryptamines (I) with the benzophenones (II) in the presence of BF3‐etherate yields the benzhydryltryptamines (III) after reduction.
ChemInform Abstract: Ring Transformations of Phenacylidenepyrrolidines: Synthesis of 5‐(3‐Aminopropyl)isoxazoles.
Authors: DANNHARDT G. , OBERGRUSBERGER I.
Published: May 2016

The enaminones (I) react with hydroxylamine hydrochloride (II) to give the isoxazoles (IV) via the spiro intermediate (III).
ChemInform Abstract: Reactions with 2‐Methylthiopyrimidines. Synthesis of Some New Fused Pyrimidines.
Authors: EL‐REEDY A. M. , HUSSAIN S. M. , ALI A. S. , ABDEL‐MOTTY F.
Published: May 2016

The dihydrazinopyrimidine (III), prepared by reaction of the pyrimidine (I) with hydrazine hydrate (II), reacts with sodium nitrite (IV) to give the ditetrazolopyrimidine (V).
ChemInform Abstract: Synthesis of Substituted Pyrimidines, Pyrazolo(3,4‐d)pyrimidines, and Imidazo(4,5‐d)pyrimidines and Evaluation of Their Antifungal Activity.
Authors: RONSISVALLE G. , PAPPALARDO M. S. , VITTORIO F. , PASQUINUCCI L. , BOUSQUET E. , OLIVERI S. , CAMMARATA E.
Published: May 2016

The thienyl sulfides (III) and (VII) are prepared by coupling the mercaptopyrimidines (I) and (VI) with the bromothiophene (II).
ChemInform Abstract: Reaction of 5,5‐Diphenyl‐2‐thiohydantoin with 1,4‐Dibromobutane. The Crystal and Molecular Structure of 2,3,4,5‐Tetrahydro‐7,7‐diphenylimidazo(2,1‐b)thiazepine‐8(7H)‐one.
Authors: KIEC‐KONONOWICZ K. , ZATORSKI A. , KAROLAK‐WOJCIECHOWSKA J.
Published: May 2016

A mixture of the heterobicycles (III) and (IV) is obtained in the reaction of the potassium salt (I) of a diphenylthiohydantoin with 1,4‐dibromobutane (II), while the thiohydantoin (V) itself reacts with (II) under phase‐transfer conditions to give almost exclusively the compound (IV).