bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Conversion of 2‐Vinyloxyethylamine to 2‐Vinyloxyethylethylidenamine in the Presence of KOH.
Authors: TROFIMOV B. A. , LAVROV V. I. , PARSHINA L. N. , VINS V. V. , LAPKANOVA L. A.
Published: May 2016

Vinyloxyethylamine (I), on treatment with KOH, is converted to vinyloxyethylethylidenamine (II).
ChemInform Abstract: Addition of Benzyne to Bicyclo(4.2.1)nona‐2,4,7‐trien‐9‐one and 1,6‐Methano(10)annulene.
Authors: ANTHONY I. J. , BYRNE L. T. , MCCULLOCH R. K. , WEGE D.
Published: May 2016

(2 + 2)Cycloaddition reaction of the bicyclic ketone (II) with benzyne, derived from the diazobenzoate (I), yields the tetracyclic product (III).
ChemInform Abstract: Reaction of PhIO·HBF4/Silyl Enol Ether Adduct with Olefins as General Approach to Carbon‐Carbon Bond Formation in Adε Reactions Using Hypervalent Iodine Reagents.
Authors: ZHDANKIN V. V. , TYKWINSKI R. , CAPLE R. , BERGLUND B. , KOZ'MIN A. S. , ZEFIROV N. S.
Published: May 2016

The iodosylbenzene‐HBF4 complex (I), generated in situ from iodosylbenzene and HBF4·Me2O, reacts with the silyl enol ether (II) to give the salt (III).
ChemInform Abstract: Reactions of N‐(2,2‐Diphenylvinylidene)methylamine and N‐(2‐Methyl‐1‐propenylidene)aniline with Dichlorocarbene. 1,3‐Dipolar Cycloaddition of Ketenimine Ylides.
Authors: NOVIKOV M. S. , KHLEBNIKOV A. F. , KOSTIKOV R. R.
Published: May 2016

The reaction between the alkylarylsubstituted ketene imines (Ia) or (Ib) and dichlorocarbene is investigated.
ChemInform Abstract: Alkoxychlorophosphoryl(alkoxyfluorophosphoryl)chloromethyl Isocyanates.
Authors: KOZHUSHKO B. N. , SHOKOL V. A.
Published: May 2016

The tautomeric mixture of the isocyanate (I) and the carbamoyl chloride (II) yields a tautomeric mixture of the corresponding fluorinated isocyanate (III) and the carbamoyl fluoride (IV) on heating with antimony trifluoride.
ChemInform Abstract: Extensively Conjugated Homologues of Selenophene‐TCNQ as New Electron Acceptors.
Authors: YUI K. , ASO Y. , OTSUBO T. , OGURA F.
Published: May 2016

2,5‐Dibromoselenophene (I) reacts with tetracyanoethylene oxide (II) in the presence of copper to give the bis(cyanomethylene) compound (III).
ChemInform Abstract: Reactivity of Rh(PMe3)4Cl with Lithium Derivatives of Phosphorus‐Substituted Diazomethanes. First Evidence for a Transient Nitrogen‐Transition‐Metal Nitrile Imine. X‐Ray Structure of Cyclic (PMe3)2RhNBuNCHP(N‐iPr2)2.
Authors: MENU M. J. , CROCCO G. , DARTIGUENAVE M. , DARTIGUENAVE Y. , BERTRAND G.
Published: May 2016

The influence of diazo phosphorus‐substituents on the course of the reaction of the Rh(I) complex (I) with the lithium derivatives (II) and (IV) of diazomethane is studied.
ChemInform Abstract: n Distributions of H(n) Produced from H2O, D2O, and H2S in Collision with Metastable Helium Atoms.
Authors: SOMEDA K. , KONDOW T. , KUCHITSU K.
Published: May 2016

The Balmer series emissions from the H(4 ≤ n ≤ 10) atoms produced in the reactions of H2O, D2O, and H2S with Hem(23S1) are observed by helium flowing afterglow experiments and analyzed in detail.
ChemInform Abstract: Crystal Structures of the Racemic Tartrate and the Two d‐Tartrate Salts of the Tris(ethylenediamine)cobalt(III) Complex.
Authors: MIZUTA T. , TADA T. , KUSHI Y. , YONEDA H.
Published: May 2016

The Δ,Λ‐(Co(en)3)2(d,l‐tartrate)3 crystallizes in P21/n with Z=4, the Λ‐form of the d‐tartrate in P212121 with Z=4 and the δ‐form in P1 with Z=1.
ChemInform Abstract: Highly Diastereoselective Deprotonation and Substitution of Chiral 5,6‐Dihydro‐4H‐1,2‐oxazines.
Authors: HIPPELI C. , REISSIG H.‐U.
Published: May 2016

The 3,6‐disubstituted dihydro‐1,2‐oxazine (I) is deprotonated and then treated with various electrophiles (II) to form the 3,4,6‐trisubstituted derivatives (III).
ChemInform Abstract: Radical Ions and Photochemical Charge‐Transfer Phenomena. Part 21. Olefin Radical Cation Cycloadditions.
Authors: MATTAY J. , TRAMPE G. , RUNSINK J.
Published: May 2016

Radical‐cation cyclodimerization of electron‐rich cyclic 1,3‐dienes such as (I) or (XI) in the presence of several electron acceptors such as (VI)‐(VIII) yields Diels‐Alder dimers e.g. (II), (III) or (X), (XI) with high endo‐selectivity.
ChemInform Abstract: Carbocation Stabilization by the Thioamide Group.
Authors: CREARY X. , ALDRIDGE T. E.
Published: May 2016

The aryl(trifluoroacetoxy)thioacetamides (I) are subjected to hydrolysis with acetic acid (II) to give the acetoxy derivatives (V), together with the acetylthio analogues (VI) via the stabilized carbocation salts (III) and (IV).
ChemInform Abstract: Selective Syntheses of Mono‐ and Bis(2‐fluoro‐2,2‐dinitroethoxy)alkanes: Scope of the Utility of Triflate Intermediates.
Authors: CHAPMAN R. D. , ANDRESHAK J. L. , SHACKELFORD S. A.
Published: May 2016

The kinetics of the reaction of dibromoalkanes such as (I) with silver trifluoromethanesulfonate (II) are investigated in tetrachloromethane and benzene.
ChemInform Abstract: Diastereoselective Alkylation of 3‐Aminobutanoic Aicd in the 2‐Position.
Authors: ESTERMANN H. , SEEBACH D.
Published: May 2016

The enantiomerically pure aminobutanoic acids (IVa) and (IVb) are available starting from the compounds (I) and (II) as shown in the scheme and converted to the derivatives (V).
ChemInform Abstract: Studies in the Synthesis of Xanthones: Synthesis of Furoxanoxanthone. Part 7.
Authors: PATEL G. N. , TRIVEDI K. N.
Published: May 2016

The 3‐acetoxy‐4‐haloxanthones (I) react with the cuprous salt (II) of an O‐protected butynol, yielding the furanoxanthone (III).
ChemInform Abstract: Synthesis of Pyrrole, Pyrrolidone, Pyrrolo(3,4‐c)pyrazole, Pyrrolo‐(3,2‐b)pyridine, and Pyrrolo(3,2‐b)pyrrole Derivatives.
Authors: ELBANNANY A. A. A. , IBRAHIM L. I.
Published: May 2016

The arylidenecyanoacetates (I) react with glycine (II) and acetic anhydride (III) to give the N‐acetylpyrroles (IV).
ChemInform Abstract: Novel Fused N‐Heterocycles Derived from 3,6‐Dichloro‐4‐pyridazinecarbonyl Chloride.
Authors: RIED W. , EICHHORN T. A.
Published: May 2016

The reaction of the title compound (III) with heterocyclic amino compounds yields the crude amides which are immediately subjected to cyclization to give the products (I), (V) and (VIIIb).
ChemInform Abstract: Synthesis of a New Skeleton. Part 2. 6‐Epithio‐3‐benzazocine.
Authors: HORI M. , KATAOKA T. , SHIMIZU H. , IMAI E. , IWATA N. , KAWAMURA N. , KURONO M.
Published: May 2016

The sulfoxide (X), prepared from 4,4‐dimethylisothiochroman (I), is cyclized upon treatment with acetic anhydride (XI), producing the epithiobenzazocine (XII), together with the acetates (XIII).
ChemInform Abstract: Studies on Positive Inotropic Agents. Part 6. Synthesis of 1‐Aromatic Ring Substituted 4‐(3,4‐Dimethoxybenzoyl)piperazine Derivatives.
Authors: OGAWA H. , TAMADA S. , FUJIOKA T. , TERAMOTO S. , KONDO K. , YAMASHITA S. , YABUUCHI Y. , TOMINAGA M. , NAKAGAWA K.
Published: May 2016

The diamine (VIII), prepared from the nitrobenzene (I), undergoes ring closure reaction with phosgene (IXa), sulfuryl chloride (IXb), or carbon disulfide (XI), producing the heterocycles (X) and (XII).
ChemInform Abstract: Syntheses of 6H‐ and 4H‐Pyrido(2,3‐c)pyrrolo(1,2‐e)‐1,2,5‐triazepines.
Authors: LANCELOT J.‐C. , ROBBA M.
Published: May 2016

Pyrrolylpyridines such as (I) or (XIV) are used as starting materials in the syntheses of numerous polycyclic triazepines.
ChemInform Abstract: Pericyclic Reaction of Cyclopentadienones with Nonconjugated Dienes. Formation of Double Diels‐Alder Adducts.
Authors: HARANO K. , UCHIDA K. , IZUMA M. , AOKI T. , ETO M. , HISANO T.
Published: May 2016

Diels‐Alder reaction of the cyclopentadienone (I) with the dienes (II), (VI), and (X), or allyl isothiocyanate (XII) and subsequent thermolysis of the cycloadducts formed yield the bicyclooctene derivatives (IV), (VIII), (IX), and (XI), or the polycyclic thiopyridone (XIII).
ChemInform Abstract: Insertion of Coordinated Olefins into the Organyl‐Metal Bond of CpNi(organyl)(η2‐olefin) Complexes.
Authors: LEHMKUHL H. , KEIL T. , BENN R. , RUFINSKA A. , KRUEGER C. + , POPLAWSKA J. , BELLENBAUM M.
Published: May 2016

Cyclopentadienyl(organyl)(η2‐ethylene)‐Ni(II) complexes such as (IV) prepared as shown react with insertion of the coordinated ethylene into the Ni‐C(organyl) bond.
ChemInform Abstract: Reaction Between Ethylenediamine and Acetone on a Platinum(II) Complex. Crystal Structure of (PtCl(en)(PBu3)) (PtCl(ien)(PBu3))Cl2·CH3COCH3.
Authors: KOZELKA J. , BOIS C.
Published: May 2016

The title reaction gives the complex (IV), crystallizing in P21/n with Z=4.
ChemInform Abstract: Constituents of Marine Plants. Part 73. The Structure and Absolute Stereochemistry of a Halogenated Chamigrene Derivative from the Red Alga Laurencia Species.
Authors: SUZUKI M. , KUROSAWA E. , FURUSAKI A.
Published: May 2016

The structure of the title compound (I) is determined by spectral and chemical methods including an X‐ray analysis of the ketone derivative (II) (space group P21; Z=2).
ChemInform Abstract: The Effects of Solvent and Temperature on the Orientation of Cycloaddition Reaction of 1,2,3‐Triazine with Enamines: Its Application to the Synthesis of the Alkaloids Onychine and 6‐Methoxyonychine.
Authors: OKATANI T. , KOYAMA J. , SUZUTA Y. , TAGAHARA K.
Published: May 2016

The cyclic enamines (I) or (V) react with 4‐methyl‐1,2,3‐triazine (II) to give the fused pyridines (III) and (IV) or (VI) and (VII).
ChemInform Abstract: Thermodynamics of Metal‐Ligand Bond Formation. Part 36. Formation of Complex Zinc and Cadmium Halides in Acetonitrile Solution.
Authors: GRADDON D. P. , KHOO C. S.
Published: May 2016

Thermodynamic data for the successive replacement reactions of solvent molecules by halide ions in neutral solvated halides are determined by calorimetric titration.
ChemInform Abstract: Stress Corrosion Cracking Mechanism of α‐Brass in NaNO2 Solutions.
Authors: REBAK R. B. , CARRANZA R. M. , GALVELE J. R.
Published: May 2016

Investigation of yellow brass in NaNO2 solutions in the concentration range 0.01‐1.0 M and at pH values between 6.2 and 12.0 show the SCC to be closely related to a passivation breakdown process.
ChemInform Abstract: Thermochromism in Copper(II) Halide Salts. Part 4. ((C2H5)2NH2)2CuCl4, Structure of the High‐Temperature Phase and Physical Characterization of Its Two Phases
Authors: BLOOMQUIST D. R. , PRESSPRICH M. R. , WILLETT R. D.
Published: May 2016

(high‐temp.
ChemInform Abstract: Reductive Cleavage of the Co, C‐Bond of ((Methoxycarbonyl)methyl)cobalamin.
Authors: TINEMBART O. , WALDER L. , SCHEFFOLD R.
Published: May 2016

(I) is formed by alkylation of vitamin B12.
ChemInform Abstract: Double Carbon‐Carbon Bond Formations via Both Intramolecular and Intermolecular Radical Reactions with Tributyltin Hydride to give 2,3‐Dihydrobenzofuran and 2,3‐Dihydroindole Derivatives.
Authors: TOGO H. , KIKUCHI O.
Published: May 2016

Radical‐induced cyclization of o‐bromophenyl propargyl ether (I) and simultaneous coupling with the olefins (II) produce the 3‐substituted dihydrobenzofurans (III) and (IV).
ChemInform Abstract: Kinetic ESR Spectroscopy of Complex Reaction Systems. Solvent Effects on the Self‐Termination of 2,6‐Di‐t‐butylphenoxyl Radicals.
Authors: RUEEGGE D. + , FISCHER H.
Published: May 2016

The rate constants for the self‐termination of the radicals (I) and (II) in various solvents are shown to be up to two orders of magnitude lower than expected for diffusion control.
ChemInform Abstract: Organobimetallic Mg‐Pd Complexes as Intermediates in the Formation of Amorphous MgPdCxHy from Mg(C2H5)2 and Pd(η3‐C3H5)2.
Authors: BOGDANOVIC B. , HUCKETT S. C. , WILCZOK U. , RUFINSKA A.
Published: May 2016

(I) and (II) are identified by NMR spectroscopy at low temp. as intermediates in the formation of MgPdCxHy (x = 0.4‐0.8, y = 0.4‐2.3), which is supposed to be a new, amorphous Mg‐Pd carbide not transforming into crystalline intermetallic compounds and carbides upon annealing in contrast to the analogous Ni compound.
ChemInform Abstract: A Synthetic Equivalent for ortho‐Lithio‐N‐methylaniline.
Authors: SISKO J. , WEINREB S. M.
Published: May 2016

2‐Bromo‐N‐methyl‐N‐propoxyaniline (II), prepared from the allyl derivative (I), is lithiated and then treated with various electrophiles such as (III), yielding the substitution products (IV).
ChemInform Abstract: Reaction of Oxiranes with Dianions of Secondary Amides. New Entry to 5‐Alkyl‐Substituted γ‐Lactams.
Authors: TAKAHATA H. , WANG E.‐C. , YAMAZAKI T.
Published: May 2016

The dilithium salt (III) of acetanilide (I) reacts with the epoxides (IV) in the presence of Lewis acids ‐ especially boron trifluoride etherate ‐ to form the γ‐hydroxyanilides (V).
ChemInform Abstract: Vicinal Diol Cyclic Sulfates: Like Epoxides Only More Reactive.
Authors: GAO Y. , SHARPLESS K. B.
Published: May 2016

A variety of cyclic sulfates such as (III) are prepared starting from tartrate derivatives such as (I).
ChemInform Abstract: Photosensitized Single Electron Transfer Initiated N‐Debenzylation. A Convenient and Mild Approach.
Authors: PANDEY G. , RANI K. S.
Published: May 2016

The N‐benzylamines (Ia) and (Ib) undergo oxidative debenzylation upon irradiation in the presence of 9,10‐dicyanoanthracene, yielding the primary or secondary amines (II) and benzaldehyde (III).
ChemInform Abstract: Cyclocondensation of 3‐Amino‐2‐hydrazino‐4(3H)‐pyrimidinones with Dimethyl Acetylenedicarboxylate. Formation of 1‐Amino‐2,6‐dihydro‐2,6‐dioxo‐1H‐pyrimido(1,2‐b)(1,2,4)triazine‐3‐acetic Acid Esters.
Authors: BITHA P. , HLAVKA J. J. , LIN Y.
Published: May 2016

3‐Amino‐2‐hydrazino‐4(3H)‐pyrimidinones (I) react with dimethyl acetylenedicarboxylate (II) to give the intermediate hydrazones (III), which are cyclized in boiling acetic acid to yield the pyrimidotriazines (V).
ChemInform Abstract: Lanthanide(III) Ion‐Catalyzed Reaction of Ammonia and Nitriles: Synthesis of 2,4,6‐Trisubstituted s‐Triazines.
Authors: FORSBERG J. H. , SPAZIANO V. T. , KLUMP S. P. , SANDERS K. M.
Published: May 2016

The nitriles (I) react with anhydrous ammonia in the presence of a lanthanum or yttrium catalyst to give the triazines (IV) via the amidines (III).
ChemInform Abstract: Reaction of Diisobutylaluminum Hydride with Aluminum Acetylenides.
Authors: KUCHIN A. V. , MARKOVA S. A. , LOMAKINA S. I. , TOLSTIKOV G. A.
Published: May 2016

Addition reaction of the aluminum hydride (II) with the aluminum acetylenides (I) yields the adducts (III) and (IV) which are hydrolyzed, producing the hydrocarbons (V) and (VI).
ChemInform Abstract: A New Structural Form of Tin as a Double Cube. A Heptanuclear Tin‐Sulfur Cluster.
Authors: SWAMY K. C. K. , DAY R. O. , HOLMES R. R.
Published: May 2016

The SnS cluster (III) is obtained according to the scheme and characterized by X‐ray structure analysis (space group P1, Z=1).
ChemInform Abstract: Synthesis and Stabilization of Tantalum‐Coordinated Dihydroxyacetylene from Two Reductively Coupled Carbon Monoxide Ligands.
Authors: VRTIS R. N. , RAO CH. P. , BOTT S. G. , LIPPARD S. J.
Published: May 2016

In the title complex (II) the ligand dihydroxyacetylene, which in solution is unstable and tautomerizes to hydroxyketene or glyoxal, is stabilized by its coordination to Ta.
ChemInform Abstract: Partially Reversible Intercalation of Ferrocene in a Zeolite‐Like Host Lattice Consisting of Fe(CN)6 and Me3Sn Units.
Authors: BRANDT P. , BRIMAH A. K. , FISCHER R. D.
Published: May 2016

Simple trituration of moistened (I) with ferrocene (II) causes the complete intercalation of (II) in the new 3D coordination polymer (I) to give quantitatively the paramagnetic ferrocenium intercalate (III), characterized by its IR and 57Fe Moessbauer spectrum.
ChemInform Abstract: π‐Localization in Aromatic Ligands: Formation of Mixed‐Metal η2:η2‐μ‐Arene Complexes of Ruthenium(II) and Osmium(II) Ammines.
Authors: HARMAN W. D. , TAUBE H.
Published: May 2016

The great affinity of pentaammineosmium(II) for an η2‐coordinated arene results in the reaction with other metal centers in an activation of the arenes through the localization of their π electrons.
ChemInform Abstract: Coordination of H2 and O2 to (OsHCl(CO)(PiPr3)2): A Catalytically Active M(η2‐H2) Complex.
Authors: ESTERUELAS M. A. , SOLA E. , ORO L. A. , MEYER U. , WERNER H.
Published: May 2016

Both H2 and O2 are coordinated to the coordinatively unsaturated complex (I) without bond breaking.
ChemInform Abstract: Synthesis and Structure of Ternary Platinum Hydrides A3PtH5 with A: K, Rb or Cs.
Authors: BRONGER W. , AUFFERMANN G. , MUELLER P. +
Published: May 2016

The title compounds are prepared by reaction of the binary alkali metal hydrides with Pt sponge in pure H2 (320‐340 °C, 5‐6 h).
ChemInform Abstract: Condensation and Decomposition of Hydrated Alkaline Earth Bis(hydrogenphosphoramidates) with Acids.
Authors: SATO S. , WATANABE M.
Published: May 2016

The alkaline earth bis(hydrogenphosphoramidates) (I), prepared from alkaline hydrogenphosphoramidates, are treated with acids such as gaseous HCl to form the orthophosphates (II) and polyphosphates (III) ‐ (V).
ChemInform Abstract: Assignment of Acyclic Diastereomers by Means of Lanthanoid‐Induced‐Shifts (LIS).
Authors: MEUSINGER R. , WEBER L. , DUSCHEK C. , BORSDORF R. , KLEINPETER E.
Published: May 2016

After estimation of the coordination geometry Eu...O for (Ia), the ground state conformations of the Eu(fod)3 coordinated substrates (Ib)‐(Id) are determined, which in the cases (Ib) and (Ic) are significantly different from those of the free substrates (the LIS method is therefore not applicable).
ChemInform Abstract: Ethyl 4‐Thiocyanato‐3‐oxo‐2‐arylhydrazonobutanoates in Heterocyclization Reactions. Part 2. Synthesis and Structure of 2‐Imino‐5‐(1‐(arylhydrazono)‐2‐ethoxyoxalyl)‐1,3‐oxathioles and 2‐Chloro‐4‐(1‐(arylhydrazono)‐2‐ethoxyoxalyl)‐1,3‐thiazoles.
Authors: LOZINSKII M. O. , BODNAR V. N. , SOKOLOVA YU. A. , D'YACHENKO O. A. , ATOVMYAN L. O.
Published: May 2016

Treatment of the thiocyanato compounds (I) with gaseous hydrogen chloride gives the oxathioles (II) exclusively or together with the thiazoles (III) depending on the substituents in the arylhydrazono group.
ChemInform Abstract: Ring‐Transformation of Ethyl 2‐Amino‐thiophene‐3‐carboxylates: Derivatives of Pyridones and Pyridazinones.
Authors: GEWALD K. , GRUNER M. , HAIN U. , SUEPTITZ G. +
Published: May 2016

Whereas treatment of the thiophene carboxylate (Ia) with KOH yields the nitrile (II), the hydrazone (Ib) of (Ia) is converted into the pyridone derivative (III) under the same conditions (→ (IV)).
ChemInform Abstract: High Yield Synthesis of α‐Propargylic Acrylic Ester: A General Access to α‐Substituted Acrylic Esters.
Authors: QUEIGNEC R. , KIRSCHLEGER B. , LAMBERT F. , ABOUTAJ M.
Published: May 2016

The benzoylacetate (I) is alkylated with the halides (II) to produce the α‐substituted derivatives (III) which are deacylated with paraformaldehyde (IV), yielding the α‐methylenecarboxylates (V).
ChemInform Abstract: A Convenient Synthesis of Fluorobenzaldehydes by KF/Ph4PBr/18‐Crown‐6 Reagent System.
Authors: YOSHIDA Y. , KIMURA Y.
Published: May 2016

The isomeric chlorobenzaldehydes (I) and (III) react with KF in the presence of tetraphenylphosphonium bromide and a crown ether to give the fluorobenzaldehyde (II) or (IV).
ChemInform Abstract: Synthesis of 2‐Hydroxymethylphenylglyoxylic Acid.
Authors: BARBIER M.
Published: May 2016

The isochromanone (I) is oxidized with diphenylseleninic anhydride to give the dione (II) which is converted to the dimethyl monoacetal (IV).
ChemInform Abstract: Ortho‐Selective Metalation and Electrophilic Substitution of Benzylamine Derivatives.
Authors: SIMIG G. , SCHLOSSER M.
Published: May 2016

The N‐benzylamides (I) are treated with butyllithium (II) to give the isomeric dilithio enolates (III) and (IV) which are isolated as the amido esters (VII) and (VIII) after reaction with carbon dioxide (V) and diazomethane (VI).
ChemInform Abstract: A Regioselective Synthesis of 2,5‐Di(methylsulfonyl)phenol.
Authors: ONO M. , NAKAMURA Y. , SATO S. , ITOH I.
Published: May 2016

Basic hydrolysis of the dichlorophenyl methyl sulfone (I) yields the regioisomeric phenols (II) and the diphenyl ether (III) depending on the reaction conditions.
ChemInform Abstract: Regioselective N‐Alkylation of a Pyrrolidine Enaminone.
Authors: DANNHARDT G. , PAULUS B. , ZIEREIS K.
Published: May 2016

The regioselective N‐alkylation of the enaminone (I) is achieved using the tosyl esters (II).
ChemInform Abstract: A Convenient Synthesis of 1‐Aminopolycycloalkanes and Their Tosylate Salts.
Authors: MORIARTY R. M. , KHOSROWSHAHI J. S. , AWASTHI A. K. , PENMASTA R.
Published: May 2016

The polycyclic carboxylic acids (I) are converted to the corresponding amides (IV) and then treated with hydroxytosyloxyiodobenzene (V) in acetonitrile at room temperature, forming the intermediate iodonium tosylates (VI) which are cleaved upon heating to produce the ammonium tosylates (VII).
ChemInform Abstract: Nitriles in Organic Synthesis: A Route to Polyfunctionally Substituted Azabiaryls.
Authors: IBRAHIM N. S. , MOHAMED M. H. , ELNAGDI M. H.
Published: May 2016

The pyridine (V) is synthesized by cyclocondensation of the aminocyanopentenoate (III) with trichloroacetonitrile (IV).
ChemInform Abstract: Behavior of 6,8‐Dibromo‐2‐phenyl‐3,1‐benzoxazin‐4‐one Toward the Friedel‐Crafts and Grignard Reagents.
Authors: EL‐KHAMRY A. M. A. , EMARA S. A. , ISMAIL M. F.
Published: May 2016

The Friedel‐Crafts reaction of the title benzoxazine derivative (I) with aromatic compounds, e.g. (II), and the reaction of (I) with PhMgBr (VI) yields products of type (III).
ChemInform Abstract: Oxazepines and Thiazepines. Part 19. Synthesis of Optically Active 2,3‐Dihydro‐1,5‐benzothiazepin‐4(5H)‐ones.
Authors: PUZICHA G. , LEVAI A. , SZILAGYI L.
Published: May 2016

The optically active nitrocarboxylic acids (I) are obtained by a known condensation procedure followed by resolution of the racemate formed via the respective brucine salts.
ChemInform Abstract: Ring‐Opening of Oxiranes by Silyl‐Substituted Allyl Anions. A Regiochemical Chameleon.
Authors: SCHAUMANN E. , KIRSCHNING A.
Published: May 2016

The lithiated allylsilanes (II) react with epoxides such as (I) to give the hydroxyalkenylsilanes (III) and (IV).
ChemInform Abstract: Formation of Amine and Amide Complexes in the Reactions Between (Mo(NO)(HB(3,5‐Me2C3N2H)3)X2) (X: Cl or I) and Saturated Cyclic Amines. Molecular Structures of (Mo(NO)(HB(3,5‐Me2C3N2H)3)I(NHC5H10)) and (Mo(NO)(HB(3,5‐Me2C3N2H)3)I(NC4H8)).
Authors: AL OBAIDI N. , HAMOR T. A. , JONES C. J. , MCCLEVERTY J. A. , PAXTON K. , HOWES A. J. , HURSTHOUSE M. B.
Published: May 2016

The coordinatively unsaturated title complexes (I) react with an excess of the sec. cyclic amines (II) in the presence of NaH to give the paramagnetic 17‐electron amine complexes (III) and the expected diamagnetic 16‐electron amide complexes (IV).
ChemInform Abstract: Preparation and Characterization of Bond‐Isomeric Halogenorhodanorhenates(IV).
Authors: KELM W. , PREETZ W.
Published: May 2016

The new compounds (III), (IV), (VII) and (X) are prepared according to the scheme and isolated by ion exchange chromatography on DEAE cellulose.
ChemInform Abstract: Preparation of Bis and Tris(arylimido) Complexes of Rhenium(VII), Including Bis(arylimido) Neopentylidene Complexes, Candidates as Olefin Metathesis Catalysts.
Authors: HORTON A. D. , SCHROCK R. R.
Published: May 2016

The reaction between the Re(VII) compound (I) and 3 equiv. arylisocyanates (II) in (Me3Si)2O yields the tris(arylimido) complexes (III) as the main products.
ChemInform Abstract: 1,2,3,4,6‐Pentamethylfulvene: A Convenient Precursor to Substituted Tetramethylcyclopentadienyl Transition Metal Complexes.
Authors: BENSLEY D. M. JUN. , MINTZ E. A.
Published: May 2016

Coupling of the tetramethylcyclopentenone (I) with vinylmagnesium bromide (II) leads to the formation of a tautomeric mixture of the fulvene (III) and the vinylcyclopentadiene (IV).
ChemInform Abstract: Surface Organometallic Chemistry: Evidence of Disproportionation of Co2(CO)8 to Co2+(Co(CO)4)‐ 2 at the Surface of Partially Hydroxylated Magnesia.
Authors: HOMS N. , CHOPLIN A. , RAMIREZ DE LA PISCINA P. , HUANG L. , GARBOWSKI E. , SANCHEZ‐DELGADO R. , THEOLIER A. , BASSET J.‐M.
Published: May 2016

Chemisorption of Co2(CO)8 on a partially hydroxylated magnesia surface is followed by in situ IR and UV spectroscopies and gas‐phase analysis.
ChemInform Abstract: (Polypyridine)ruthenium(II) Complexes Containing Sulfite, Bisulfite, and Sulfur Dioxide.
Authors: ALLEN L. R. , JETER D. Y. , CORDES A. W. , DURHAM B.
Published: May 2016

The bisulfite‐Ru(II) complexes (III) and (IV) are prepared according to the scheme and the acid‐base equilibria of coordinated bisulfite examined.
ChemInform Abstract: Preparation and Characterization of the trans‐Dioxoosmates, (OsO2X4)2‐, X: NCO, NCS, SeCN.
Authors: SARTORI C. , PREETZ W.
Published: May 2016

By careful acidification of methanolic solutions of the tetrahydroxide (II) or tetramethoxide complexes (IV) in the presence of the chalcogenocyanate ions the title complex ions are prepared for the first time and isolated as their salts (I).
ChemInform Abstract: Reaction of CO and an Isonitrile with PtAu8(PPh3)3+ 8. Crystal Structure of Pt(CO)(AuPPh3)8(NO3)2·2 C4H10O·2 CH2Cl2.
Authors: KANTERS R. P. F. , SCHLEBOS P. P. J. , BOUR J. J. , BOSMAN W. P. , BEHM H. J. , STEGGERDA J. J.
Published: May 2016

The title reaction, in acetone at 20 °C in the case of CO and in CH2Cl2 at ‐20 °C in the case of the isonitrile, gives the complexes (III), containing the ligand (II) bound to Pt which thus acquires 9‐coordination.
ChemInform Abstract: Base‐Catalyzed Rearrangement of Some Bromodeoxyheptonolactones.
Authors: BOCK K. , LUNDT I. , PEDERSEN CH.
Published: May 2016

The reaction of the bromolactones (I), (IV), and (VII) with aqueous bases are studied.
ChemInform Abstract: Coordination of Copper(I) in Two Novel Chlorocuprate(I) Anions; Structures of Tetramethylphosphonium catena‐μ‐Chloro‐μ3‐chloro‐(μ‐chloro‐dicuprate(I)) and Bis(tetramethylphosphonium) Trichlorocuprate(I).
Authors: ANDERSSON S. , JAGNER S.
Published: May 2016

The title compound (III) is prepared as outlined in the scheme.
ChemInform Abstract: Crystal Structure of Y2(Ba,Sr)2SrPtCu2O10.
Authors: HJORTH M.
Published: May 2016

As a result of an attempt to prepare Y(Ba,Sr)2Cu3O7‐x by heating a mixture of Y2O3, BaCO3, SrCO3, and CuO (1:2:2:6) in a Pt crucible at 1200 °C (3 d), a crystalline phase is observed near the wall of the crucible.
ChemInform Abstract: Structural Study of Na2O‐TeO2 Glasses by Moessbauer Spectroscopy and Differential Thermal Analysis.
Authors: NISHIDA T. , SARUWATARI S. , TAKASHIMA Y.
Published: May 2016

The Moessbauer spectra of a series of Na2O/TeO2 glasses containing 5 mol% Fe2O3 indicate that Fe3+ ions are present at the Te4+ sites in distorted TeO4 trigonal bipyramids.
ChemInform Abstract: The Systems M2O3‐V2O5‐Nb2O5 (M: Ce, Pr, Nd, Sm, Eu)
Authors: ZUEV M. G. , FOTIEV A. A.
Published: May 2016

are investigated for the first time.
ChemInform Abstract: Dissolution of Platinum Anodes in Sulfuric Acid Solution.
Authors: OTA K.‐I. , NISHIGORI S. , KAMIYA N.
Published: May 2016

The amount of dissolution of Pt anodes is obtained directly by measuring the weight loss of the anodes in H2SO4 aqueous solution by using a balance and by a spectrophotometric method.
ChemInform Abstract: Volatility of MoO3 in the Presence of Water Vapor: Highly Dispersed MoO3/Silica Catalysts Prepared from MoO3 and Silica by Steam Deposition.
Authors: PATTERSON W. R. , TAYLOR S. D.
Published: May 2016

MoO3/silica catalysts are prepared by treatment of silica at temp. in the range 655‐750 °C with water vapor preexposed to MoO3 at 540 °C. The MoO3/silica catalysts prepared by this method exhibit, after H2‐reduction, ESR spectra which closely resemble those of catalysts prepared by the MoCl5 grafting procedure; four‐, five‐, and six‐coordinated Mo5+ species can be distinguished in each case.
ChemInform Abstract: Visible Light Assisted Heterogeneous Catalysis. Decomposition of Peroxomonosulfate Over Doped and Undoped WO3 Dispersions in Aqueous Medium.
Authors: MARUTHAMUTHU P. , ASHOKKUMAR M. , VENKATASUBRAMANIAN L.
Published: May 2016

Irradiated (λ ≥ 410 nm) aqueous suspensions of RuO2‐doped WO3 powders are found to decompose HSO5‐ (I) efficiently.
ChemInform Abstract: Hetero‐Diels‐Alder Reaction with 1,3‐Thiazole‐5(4H)‐thiones.
Authors: TROMM P. , HEIMGARTNER H.
Published: May 2016

Since the exocyclic CS bond of 1,3‐thiazole‐5(4H)‐thiones undergoes 1,3‐dipolar cycloadditions, its reactivity in hetero‐Diels‐Alder reactions is investigated.
ChemInform Abstract: Regio‐ and Faceselective Formation of 1:1 and 2:1 Adducts by 1,3‐Dipolar Cycloaddition of Benzonitrile Oxide to 2‐Alkoxy‐5,6‐dihydro‐2H‐pyrans.
Authors: BLAKE A. J. , DAWSON I. M. , FORSYTH A. C. , JOHNSON T. , PATON R. M. , RENNIE R. A. C. , TAYLOR P.
Published: May 2016

Reaction of deficient benzonitrile oxide (II) (obtained in situ by dehydrochlorination of benzohydroximoyl chloride) with (I) (models for 2,3‐unsaturated sugars) leads to monoadducts (III), (IV), (Va), and by‐products (VI) and (VII).
ChemInform Abstract: Cycloaddition Reactions of 1,1‐Dimethylallene with Substituted Alkynes.
Authors: PASTO D. J. , KONG W.
Published: May 2016

1,1‐Dimethylallene (I) reacts with ethyl propiolate (II) to give the (2 + 2)cycloadduct (III), together with minor amounts of the 1:2‐adduct (IV).
ChemInform Abstract: Fulvenes, Fulvalenes. Part 54. Synthesis of Triafulvene‐Precursors from Trisubstituted Cyclopropanes.
Authors: WEBER A. , SABBIONI G. , GALLI R. , STAEMPFLI U. + , NEUENSCHWANDER M.
Published: May 2016

Addition of dibromocarbene to the vinyl sulfide (I) yields the trisubstituted cyclopropane (III).
ChemInform Abstract: Clemmensen Reduction. Part 9. Structure and Reactions of a Cyclopropane‐1,2‐diol.
Authors: CLARK G. R. , DAVIS B. R. , HINDS M. G. , RICKARD C. E. F.
Published: May 2016

On treatment with MeLi the diacetates (IIIa) (space group P21/c with Z=4) and (IIIb) are transformed to the corresponding diols.
ChemInform Abstract: Synthesis of Polynitroadamantanes. Oxidations of Oximinoadamantanes.
Authors: ARCHIBALD T. G. , BAUM K.
Published: May 2016

The oxime (I) is treated with NBS to give the geminal bromo nitro derivative (II) which is reduced by complex hydrides, yielding 2‐nitroadamantane (III).
ChemInform Abstract: Condensed 1,2,4‐Triazines. Synthesis and Reactions of Some Condensed Benzo(e)‐as‐triazines.
Authors: EID M. M. , MANSOUR A. K.
Published: May 2016

The 1‐(o‐chlorophenylazo)‐2‐aminonaphthalene (I) is oxidized with chromium trioxide to yield the naphthotriazoloquinone (III) which is converted to the phenazine (V).
ChemInform Abstract: nido‐Carborane Building‐Block Reagents. Part 4. Regiospecific Substitution at Boron in 2,3‐R2C2B4H6 Cages. Evidence for Intramolecular C‐H‐‐‐Hbridge Interactions in 2,3‐R2C2B4H5‐4‐R′ Derivatives.
Authors: DAVIS J. H. JUN. , GRIMES R. N.
Published: May 2016

The reactions of the nido‐2,3‐dicarbahexaborane anions with organic halides generate the B‐organo substituted carborane products (III) as demonstrated in the scheme for (IIIe).
ChemInform Abstract: Characterization of a Series of Lanthanoid Amine Cage Complexes.
Authors: SMITH P. H. , REYES Z. E. , LEE C.‐W. , RAYMOND K. N.
Published: May 2016

The template synthesis described earlier for the La complex (I) is extended to other lanthanoids.
ChemInform Abstract: Synthesis and X‐Ray Structural Characterization of the Seven‐Coordinate Niobium Oxo Complex, (Nb(O)Cl3(PMe3)3); the First Tertiary Phosphine Adduct of Nb(O)Cl3.
Authors: GIBSON V. C. , KEE T. P. , SORRELL R. M. , BASHALL A. P. , MCPARTLIN M.
Published: May 2016

Treatment of NbOCl3 with three equiv. of PMe3 in CH2Cl2 affords (I), crystallizing in P21/c with Z=4.
ChemInform Abstract: Conversion of Dimolybdenum Tetraacetate to Mo2Cl4(Ph2Ppy)2 and Mo2(O2CCH3)2(Ph2Ppy)2Cl2 (Ph2Ppy: 2‐(Diphenylphosphino)pyridine).
Authors: COTTON F. A. , MATUSZ M.
Published: May 2016

(IV) is too insoluble to crystallize or be characterized.
ChemInform Abstract: Transition‐Metal Complexes with Sulfur Ligands. Part 37. Iron, Molybdenum, and Ruthenium Complexes with Pentadentate OS4 and NHS4 Ligands Combining Thiolato, Thioether, and Ether or Amine Donor Functions: Synthesis, Structures, and Reactivity of CO, NO, PMe3, and N2H4 Derivatives.
Authors: SELLMANN D. , KUNSTMANN H. , KNOCH F. , MOLL M.
Published: May 2016

In order to investigate specific properties of transition‐metal sulfur complexes, the compounds (IIIa) and (IIIb) are prepared by template alkylation of (I).
ChemInform Abstract: Novel Anionic Aryl Complexes of Rh(III): (Rh(C6F5)5)2‐ and (Rh(C6F5)4(CO)2)‐.
Authors: GARCIA M. P. , ORO L. A. , LAHOZ F. J.
Published: May 2016

The preparation of the title complexes (III) and (V) is shown in the scheme.
ChemInform Abstract: Spectroscopic and Structural Investigation of the Unbridged Dirhodium Cation (Rh2(CH3CN)10)4+.
Authors: DUNBAR K. R.
Published: May 2016

The title complex (III) is obtained on heating a acetonitrile solution of the tetraacetate (I) with an excess of (Et3O)BF4 for several days.
ChemInform Abstract: The Allyl Ester as Carboxy‐Protecting Group in the Stereoselective Construction of Neuraminic Acid Glycosides.
Authors: KUNZ H. , WALDMANN H. , KLINKHAMMER U.
Published: May 2016

The peracetylated neuraminic acid (I) undergoes allyl ester formation and halogenation to give the 2‐chloro or 2‐fluoro allyl neuraminates (IIIa) or (IIIb).
ChemInform Abstract: Enantioselective Synthesis of (R)‐ and (S)‐4‐Methylcycloserine by the Bislactim Ether Method.
Authors: MITTENDORF J.
Published: May 2016

The synthesis of the title compound (R)‐(VIII) is accomplished starting from the commercially available bislactim ether (I) of cyclo‐(L‐Val‐L‐Ala) as shown in the scheme.
ChemInform Abstract: The Structure of Molybdenum(IV) Diphosphate MoP2O7
Authors: LECLAIRE A. , BOREL M. M. , GRANDIN A. , RAVEAU B.
Published: May 2016

is studied by single crystal XRD.
ChemInform Abstract: A Novel Example of Polymorphism of a Compound of Low Dimensionality: Nb3Se10Br3.
Authors: GRENOUILLEAU P. , GUEMAS L. , MEERSCHAUT A.
Published: May 2016

Single crystals of a new low‐temp.
ChemInform Abstract: Preparation and Decomposition Mechanism of Ferroelectric PbTiO3 Thin Films by Chemical Vapor Deposition.
Authors: YOON S.‐G. , KIM H.‐G.
Published: May 2016

The CVD of PbTiO3 on a titanium substrate within the temp. range 450‐800 °C, using reactant gas mixtures of Pb, Ti(EtO)4, and O2, is an activated process with an apparent activation energy of 21.8 kcal/mol.
ChemInform Abstract: Acidities of Glycine Schiff Bases and Alkylation of Their Conjugate Bases.
Authors: O'DONNELL M. J. , BENNETT W. D. , BRUDER W. A. , JACOBSEN W. N. , KNUTH K. , LECLEF B. , POLT R. L. , BORDWELL F. G. , MROZACK S. R. , CRIPE T. A.
Published: May 2016

Equilibrium acidities in DMSO are reported for some ketimines and aldimines such as (I) and (II), respectively.
ChemInform Abstract: Palladium‐Catalyzed Intramolecular Olefin Allylations: Stereocontrolled Syntheses of Bicyclic Systems and Evidence for an Allylpalladium/Olefin‐cis‐Insertion.
Authors: OPPOLZER W. , GAUDIN J.‐M. , BIRKINSHAW T. N.
Published: May 2016

The ω‐alkenylmalonates (II) are coupled with the acetoxychlorocycloalkenes (I) in the presence of NaH to give the trans‐acetoxyalkenylcycloalkenes (III).
ChemInform Abstract: Kinetics of Degenerate Rearrangements in Nortricyclyl Cation.
Authors: JARRET R. M. , VENIERO J. C. , BYRNE T. P. , SAUNDERS M. , LAIDIG K. E.
Published: May 2016

Based on 13C and 2H isotopomers of the title cation it is shown that a skeletal rearrangement takes place above ‐80 ° C and that above ‐55 °C a second scrambling process contributes to changes of the 2H NMR signals.
ChemInform Abstract: Palladium(0)‐Catalyzed Rearrangement of N‐Allylenamines. Synthesis of δ,ε‐Unsaturated Imines and γ,δ‐Unsaturated Carbonyl Compounds.
Authors: MURAHASHI S. , MAKABE Y. , KUNITA K.
Published: May 2016

The allyl(vinyl)amines (I), prepared from allyl(phenyl)amine and carbonyl compounds, undergo 3‐aza‐Cope rearrangement in the presence of a Pd(0) catalyst and a strong acid such as TFA, producing the imines (II).
ChemInform Abstract: Stereoselectivity in (2,3)Wittig Rearrangement of Isopropyl (2E‐1‐(ω‐Benzyloxyalkyl)‐2‐butenyl)oxyacetate. Preparation of Potent Building Blocks for the Synthesis of Polyoxo Compounds.
Authors: KURODA S. , SAKAGUCHI S. , IKEGAMI S. , HANAMOTO T. , KATSUKI T. , YAMAGUCHI M.
Published: May 2016

The Wittig rearrangement of the acetates (I) mentioned in the title is performed in the presence of lithium diisopropylamide and metallocenes to give the syn‐alcohols (II) and (III) as the main products.
ChemInform Abstract: Synthesis and Use of Benzyl tert.‐Butyl Iminodicarbonate (V), a Versatile Reagent for the Preparation of Amines.
Authors: GREHN L. , RAGNARSSON U.
Published: May 2016

With the iminodicarbonate (III) in hand, the title compound (V) is best prepared by a one‐pot procedure (see scheme).
ChemInform Abstract: Synthesis of Organo‐Sulfur Compounds from Trichloroallyl Alcohol.
Authors: SERGEEVA V. P. , PETUKHOVA N. P. , PRILEZHAEVA E. N. , NIKISHIN G. I.
Published: May 2016

The trichloroallyl alcohols (I) react with the thiolates (II) to give the ketene S,S‐acetals (III).
ChemInform Abstract: Chemistry of Enol Ethers. Part 86. Diene Condensation of 2‐Trimethylsilyloxy‐1,3‐dienes with α,β‐Unsaturated Aldehydes. 1‐Formyl‐4‐trimethylsilyloxy‐3‐cyclohexenes and 1‐Formyl‐4‐oxocyclohexanes.
Authors: MAKIN S. M. , SHAVRYGINA O. A. , NGUYEN PHUONG THUNG NGUYEN PHUONG THUNG
Published: May 2016

The regio‐ and the stereoselectivity of the reactions between the 2‐trimethylsilyl‐1,3‐dienes (I), (V) or the tautomeric couple (VIII)/(IX) and acrolein (IIa) or trans‐crotonic aldehyde (IIb) are investigated giving the products shown.
ChemInform Abstract: The Cyanamido Moiety as a Novel Leaving Group.
Authors: REITER J.
Published: May 2016

Coupling of the N‐cyanocarbonimidodithiate (II) with the benzylic amines (I) yields the isothioureas (III) which react with 2‐ethanolamine (IV) to give the guanidine derivatives (V) as the main products, together with the isothiourea derivatives (VI) formed by elimination of the cyanamido group.
ChemInform Abstract: Synthesis and π‐Facially Selective Cycloadditions of Pinofurans.
Authors: KOEVER A. + , HOFFMANN H. M. R.
Published: May 2016

The title pinofurans (IV) and (VII) undergo cycloaddition reactions which are π‐facially selective.
ChemInform Abstract: Aryl Radical‐Induced Cyclization Routes to Furo(2,3‐b)benzofurans. Abbreviated Formal Syntheses of Aflatoxins B1 and B2.
Authors: SLOAN C. P. , CUEVAS J. C. , QUESNELLE C. , SNIECKUS V.
Published: May 2016

The o‐halophenols (I) are coupled with the bromodihydrofuranone (II) to form the ethers (III) which undergo reductive cyclization to give the furobenzofurans (IV).
ChemInform Abstract: A Facile Synthesis of Arylazoselenazoles and of Aroylselenadiazoles.
Authors: HASSANEEN H. M. , FARAG A. M. , ALGHARIB M. S. , SHAWALI A. S.
Published: May 2016

Cyclocondensation of the hydrazonoyl bromides (I) with selenourea (II) gives the 5‐arylazoselenazoles (III).
ChemInform Abstract: Vanadium(III) Phenolate Complexes. Synthesis, Structure, and Properties of ((V(OC6H5)6)(Li(DME))3) and Two Species Containing the (V(DIPP)4)‐ Anion (DME: 1,2‐Dimethoxyethane, DIPP: 2,6‐Diisopropylphenolate).
Authors: WILISCH W. C. A. , SCOTT M. J. , ARMSTRONG W. H.
Published: May 2016

The title complexes are the first examples of structurally characterized homoleptic four‐ and six‐coordinate V(III) phenolate species.
ChemInform Abstract: Synthesis of Cyclometalated (8‐Methoxynaphthyl)‐ and (8‐(Dimethylamino)naphthyl)platinum Compounds and Their Reactivity Toward Electrophiles. X‐Ray Molecular Structures of Square‐Planar (8‐Methoxynaphthyl)platinum(II) Chloride Bis(diethyl sulfide) and Bis(8‐methoxynaphthyl)platinum(II) Diethyl Sulfide and Octahedral fac‐Bis(8‐methoxynaphthyl)methylplatinum(IV) Iodide.
Authors: WEHMAN E. , VAN KOTEN G. , KNAAP C. T. , OSSOR H. , PFEFFER M. , SPEK A. L.
Published: May 2016

Reaction of the lithiated compounds (I) or (VIII) with the Pt complexes (II) or (VI) in various stoichiometries affords a series of new cyclometalated compounds whose formulations are based on their 1H NMR and mass spectra.
ChemInform Abstract: Synthesis of Mono‐ and Sesquiterpenoids. Part 13. A New Synthesis of (‐)‐Khusimone.
Authors: SAKURAI K. , KITAHARA T. , MORI K.
Published: May 2016

The title compound (X), a minor constituent of vetiver oil, is prepared via Lewis acid catalyzed Diels‐Alder reaction of the ketone (I).
ChemInform Abstract: Terpenic Compounds. Part 22. A General Method for the Synthesis of Clerodane Diterpenoids. Stereospecific Total Syntheses of (.+‐.)‐15,16‐Epoxy‐cis‐cleroda‐3,13(16),14‐triene and (.+‐.)‐Maingayic Acid.
Authors: TOKOROYAMA T. , FUJIMORI K. , SHIMIZU T. , YAMAGIWA Y. , MONDEN M. , IIO H.
Published: May 2016

The key intermediates (VI) in the synthesis of the title compounds (XIV) and (XIX) are prepared starting from the ketone (I) via a stereospecific addition‐alkylation sequence followed by anellation.
ChemInform Abstract: Preparation of 1,6‐Anhydroglucose from (1 → 4)‐Glucans Using Microwave Technology.
Authors: STRAATHOF A. J. J. , VAN BEKKUM H. , KIEBOOM A. P. G.
Published: May 2016

Heating of starch or other (1 → 4)‐glucans in a conventional microwave oven yields the title compound (I) within a few minutes.
ChemInform Abstract: Total Synthesis and Properties of Prostaglandins. Part 15. Synthesis of Heterocyclic Prostanoids.
Authors: KALNIN'SH A. P. , DIKOVSKAYA K. I. , FREIMANIS YA. F. , TUROVSKII I. V. , LIEPIN'SH E. E.
Published: May 2016

Starting from γ‐keto esters, e.g. the compound (I), oximes are prepared which are formed as mixtures of the syn and anti isomers (III) and (IV).
ChemInform Abstract: Synthesis of Marasin and 9‐Methylmarasin, (Nona‐ and Deca‐6,8‐diyne‐3,4‐dienol).
Authors: DE GRAAF W. , SMITS A. , BOERSMA J. , VAN KOTEN G. , HOEKSTRA W. P. M.
Published: May 2016

The title compounds (IVa) and (IVb) are prepared starting from the iodide (I) and the protected dienol (II) and their antibiotic activities are tested against Staphylococcus aureus.
ChemInform Abstract: The Cathodic Reduction of SOCl2 in N,N‐Dimethyl Formamide. Part 1. Controlled Potential Coulometry and Rotating Ring‐Disk Electrode Voltammetry
Authors: SAKAI M. , OSTERYOUNG J. , OSTERYOUNG R. A.
Published: May 2016

is performed at glassy carbon electrodes in DMF with Bu4N+PF6‐ as supporting electrolyte.
ChemInform Abstract: Arylation of Cyclic Ethers by Gaseous Phenylium Ions. Formation and Behavior of Phenoxenium Ions in the Gas Phase.
Authors: FORNARINI S. , SPERANZA M.
Published: May 2016

Free, unsolvated phenylium ions formed by the spontaneous decay of 1,4‐ditritiobenzene are allowed to react with gaseous oxirane, methyloxirane, oxetane, and acetaldehyde in the pressure range 30‐250 torr and in the presence of O2 (4 torr) as thermal radical scavenger.
ChemInform Abstract: Preparation of Lactams via Oxidation of Cyclic, Tertiary, and Secondary Amines with Hg(II)‐EDTA Complex in Alkaline Medium.
Authors: WENKERT E. , ANGELL E. C.
Published: May 2016

The oxidation method mentioned in the title is employed to various pyrrolidine, piperidine, and morpholine derivatives as shown in the reaction scheme, yielding the corresponding lactams.
ChemInform Abstract: The Monoacetalization of Glyoxal: A Direct Synthesis of 2,2‐Dimethoxy and Diethoxy Ethanals.
Authors: SANGSARI F. H. , CHASTRETTE F. , CHASTRETTE M.
Published: May 2016

When glyoxal (I) is treated with a seven‐ to tenfold excess of the alcohols (II) in the presence of zirconium disulfate, the monoacetals (III) are predominantly formed, together with only minor amounts of the diacetals (IV).
ChemInform Abstract: Ketimines from Ketones and Ammonia.
Authors: VERARDO G. , GIUMANINI A. G. , STRAZZOLINI P. , POIANA M.
Published: May 2016

The diaryl ketones (I) undergo pressure reaction with ammonia (III) and ammonium chloride (II), producing the ketimines (IV) which are isolated in the form of their hydrochlorides (V).
ChemInform Abstract: Synthesis of 2,5‐Bis(ethynyl)‐1,3,4‐trimethylpyrrole, (IIIb), the First Example of an Alkylpyrrole Bearing Two Terminal Acetylenic Groups in Conjugate Positions.
Authors: ORTAGGI G. , SCARSELLA M. , SCIALIS R. , SLEITER G.
Published: May 2016

The very unstable starting compound (I) is prepared according to Treibs and Kolm (yield 31%; no details given).
ChemInform Abstract: Claisen Rearrangement and Cyclization of N‐Alkenyl‐1,2,3,4‐tetrahydroquinolines.
Authors: ABDRAKHMANOV I. B. , MUSTAFIN A. G. , TOLSTIKOV G. A.
Published: May 2016

Treatment of the N‐alkenyltetrahydroquinolines (I) with acidic catalysts gives the C‐alkenyl derivatives (II).
ChemInform Abstract: Synthesis of 2‐Substituted 1H‐Imidazo(4,5‐f)quinoxalines.
Authors: RAO S. K. , REDDY A. P. R. , VEERANAGAIAH V.
Published: May 2016

The quinoxaline (I) reacts with aliphatic carboxylic acids of type (II) under the conditions A) or B) to give title compounds of type (IV) together with lower amounts of amides (III), whereas the reaction of (I) with formic acid or treatment of (I)/(II) according to C) yields only type (IV).
ChemInform Abstract: Metal Clusters and Cluster Metals.
Authors: SCHMID G.
Published: May 2016

The aim of the work is to generate naked clusters of uniform size via ligand stabilized full‐shell clusters whose ligand shell is subsequently peeled off.
ChemInform Abstract: Iron(III) Nitrate Complexes with Linear Pentacoordinate Ligands and Their Base Hydrolysis Products.
Authors: WANG X. , KOTUN M. E. , PENNINGTON W. T. , FANNING J. C.
Published: May 2016

The title complexes such as (I) are prepared from salicylaldehyde, the appropriate triamine and Fe(III) nitrate in EtOH in the presence of NEt3 and triethylorthoformate and characterized by Moessbauer spectra, magnetic moments and conductivity measurements.
ChemInform Abstract: Bis(imidazolidine‐2‐thione)(thiocyanato‐N)copper(I): Preparation, Thermal Analysis and Crystal Structure.
Authors: RAPER E. S. , CREIGHTON J. R. , WILSON J. D. , CLEGG W. , MILNE A.
Published: May 2016

The diamagnetic title complex (III) crystallizes in the space group P21/m with Z=2.
ChemInform Abstract: Selective Deprotection of the 2‐OH Group in Methyl‐2,3‐di‐O‐benzyl‐4,6‐O‐benzylidene‐α‐D‐glucopyranoside by Hydrogen Transfer.
Authors: DEAUPERE D. , BOUTBAIBA I. , DEMAILLY G. , UZAN R.
Published: May 2016

The selective deprotection of the O‐benzyl group in position 2 of the title compound (I) is possible when (I) is heated with cyclohexene in the presence of palladium on carbon and ammonium formate.
ChemInform Abstract: Bimetallic Transition Metal Carbene Complexes ‐ Some Novel Aspects and Developments
Authors: ERKER G.
Published: May 2016

Review: (The Chemistry of Heteronuclear Clusters and Multimetallic Catalysts; Proceedings of the Seminar in Koenigstein, Sept.
ChemInform Abstract: Structural Study of In6Sn8S19, a Mixed Valence Tin Phase in the Ternary System In‐Sn‐S.
Authors: ADENIS C. , OLIVIER‐FOURCADE J. , JUMAS J.‐C. , PHILIPPOT E.
Published: May 2016

Single crystals of the title compound are prepared by solid state reaction of a In2S3/SnS/SnS2 mixture (800 °C, 7 d).
ChemInform Abstract: High Resolution Powder Neutron Diffraction Study of the Tetragonal Anion‐Excess Fluorite‐Related LaF1.70O0.65 Phase.
Authors: LAVAL J.‐P. , ABAOUZ A. , FRIT B. , ROULT G. , HARRISON W. T. A.
Published: May 2016

The title oxyfluoride, prepared by heating an intimate mixture of commercial ultrapure La2O3 and LaF3 (2 · 2 d, 1200 °C, sealed Ni tube) crystallizes in the tetragonal space group P4/nmm, Z=2.
ChemInform Abstract: Membrel‐Water Electrolysis Cells with a Fluorinated Cation Exchange Membrane.
Authors: SCHERER G. G. , MOMOSE T. , TOMIIE K.
Published: May 2016

Stability tests demonstrate the possibility of using a low cost fluorinated cation exchange membrane for water electrolysis cells under conditions necessary to obtain cell voltages of economical interest (80 °C, 1 A/cm2).
ChemInform Abstract: Large Sn‐E‐Sn (E: Te, Se, S) Angles: Tri‐tert.‐butylstannyl Chalcogenides.
Authors: BATCHELOR R. J. , EINSTEIN F. W. B. , JONES C. H. W. , SHARMA R. D.
Published: May 2016

The X‐ray crystal structures of the isomorphous compounds (I) are determined (for all space group C2/c, Z=4) in order to probe the steric influence of bulkier ligands on the bond angle at the chalcogen.