bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Synthesis of 2‐Pyrrolidinylidene Acetates by Means of a Reaction of Magnesium Ester Enolate with γ‐Cyanoalkyl Tosylates.
Authors: KOBAYASHI K. , SUGINOME H.
Published: May 2016

The title acetates (IV) are useful intermediates in the synthesis of biologically important natural products.
ChemInform Abstract: A New Approach to the Synthesis of Pyrrolizines: A One‐Pot Procedure from 2H‐Pyrroles.
Authors: BELLOIR P. F. , LAURENT A. , MISON P. , LESNIAK S. , BARTNIK R.
Published: May 2016

The pyrrolizines (V) and (VIII) are synthesized from the 2H‐pyrrols (I) via the azomethine ylides (III) and by subsequent cycloaddition reaction with dimethyl acetylenedicarboxylate (IV) or methyl acrylate (VII).
ChemInform Abstract: Synthesis of Naturally Occurring Quinones. Part 17. Stereospecific Photochemical Cyclization of Azidoquinone with E,E‐ and Z,Z‐Dienes. Application to the Synthesis of an Important Precursor toward Mitomycins.
Authors: NARUTA Y. , NAGAI N. , YOKOTA T. , MARUYAMA K.
Published: May 2016

Die photochemische Reaktion des Azidochinons (V) mit dem aus cis,cis‐Muconsäuremonomethylester (I) gemäß Schema hergestellten Hexadienol‐ Derivat (IIb) liefert das Indolchinon (VIa), das nach der angegebenen Reaktionsfolge in den Heterotricyclus (VII) übergeführt wird.
ChemInform Abstract: Syntheses of Some 4‐Dialkylaminoalkylamino Derivatives of 2,3‐Dimethyl‐2H‐ and 3,9‐Dimethyl‐9H‐pyrazolo(3,4‐b)quinoline.
Authors: RADL S. , ZIKAN V.
Published: May 2016

The synthesis of the title compounds (VII) is carried out by reactionof the heterocyclic compounds (V) with the diamines (VI).
ChemInform Abstract: Catalytic Action of Metal Salts in the Amination of 5,8‐Quinolinediones.
Authors: YOSHIDA K. , YAMAMOTO M. , ISHIGURO M.
Published: May 2016

In Gegenwart katalytischer Mengen Nickel(II)‐chlorid reagiert das 5,8‐Chinolindion (Ia) mit aliphatischen, z.B. (II), und aromatischen Aminen, z.B. (IV), in Anwesenheit von Luft überwiegend zu den 6‐Amino‐ Derivaten wie (Ic) bzw. (If).
ChemInform Abstract: Iminium Ion Mediated Cyclizations of 4‐Aryl‐1,4‐dihydropyridines. Bridging from Nitrogen with Thiophene and an Olefin.
Authors: HARTMAN G. D. , HALCZENKO W. , PHILLIPS B. T. , PITZENBERGER S. M. , SPRINGER J. P. , HIRSHFIELD J.
Published: May 2016

Starting with the enaminoesters (I), the dihydropyridines (IV) are prepared by a TiCl4‐catalyzed condensation reaction.
ChemInform Abstract: Synthesis of 3‐Substituted Pyrazolo(1,5‐a)pyridine Derivatives with Inhibitory Activity on Platelet Aggregation. Part 1.
Authors: AWANO K. , SUZUE S. , SEGAWA M.
Published: May 2016

Die Pyrazolopyridine (I) werden mit Nicotinoylchlorid (II) zu den Ketonen (III) acyliert.
ChemInform Abstract: Studies on Indenopyridine Derivatives and Related Compounds. Part 6. Synthesis and Stereochemistry of Ethyl 9,9‐Dimethyl‐1,2,3,9a‐tetrahydro(2,1‐b)pyridine‐3‐carboxylate as a Possible Intermediate for the Total Synthesis of Lysergic Acid.
Authors: KURIHARA T. , TERADA T. , SATODA S. , YONEDA R.
Published: May 2016

Aus dem Indanon (I) erhält man über das Nitril (III) das Säurechlorid(IV), welches mit den Aminopropionaten (V) zu den Ketoestern (VI) kondensiert wird.
ChemInform Abstract: Novel Ring Transformation Reaction in the Series of Derivatives of Triazolo(4,5‐c)pyridine and Naphthyridine.
Authors: YUTILOV YU. M. , SMOLYAR N. N.
Published: May 2016

A novel type ring transformation has been discovered.
ChemInform Abstract: New Synthetic Routes to the Potent Mutagen 3,7,8‐Trimethyl‐3H‐imidazo(4,5‐f)quinoxalin‐2‐amine.
Authors: OLSSON K. , GRIVAS S.
Published: May 2016

The title amine (IV) is synthesized starting from the quinoxaline (I)as shown in the scheme.
ChemInform Abstract: Macroheterocycles. Part 25. Synthesis and Ion‐Selective Properties ofCryptands with Thiocarbamic and Carbamic Groups.
Authors: LUK'YANENKO N. G. , KIRICHENKO T. I. , SHCHERBAKOV S. V. , NAZAROVA N. YU. , KARPENKO L. P. , BOGATSKII A. V.
Published: May 2016

The reaction between the diazacrown ethers (I) and the diisothiocyanates (II) gives the cryptands (III) with thiocarbamic functions.
ChemInform Abstract: Reaction of 1,2‐Epoxyalkylsilanes with Azides. Stereoselective Synthesis of 1‐Azido‐2‐hydroxyalkylsilanes as a Synthetic Equivalent of 1‐Aminoalkene.
Authors: TOMODA S. , MATSUMOTO Y. , TAKEUCHI Y. , NOMURA Y.
Published: May 2016

Ringöffnung der Oxirane (I) durch Trimethylsilylazid (II) bzw. Natriumazid in Gegenwart von Lewis‐Säuren liefert stereoselektiv die Azidoalkohole (III).
ChemInform Abstract: Synthesis of 5‐Amino‐2‐cyano‐4‐silylpyrroles from Silylacetylenes andTrimethylsilyl Cyanide.
Authors: KUSUMOTO T. , HIYAMA T. , OGATA K.
Published: May 2016

The trimethylsilyl acetylenes (I) react with trimethylsilyl cyanide (II) in the presence of Pd‐catalysts, producing the pyrroles (III).
ChemInform Abstract: Contributions of Group IV Organometallic Chemistry. Part 12. Preparation and Properties of Some Bis(1,3,2‐diazasilacycloalkyl)dimethylsilanes.
Authors: CRAGG R. H. , MA C. K.
Published: May 2016

Bei der Reaktion des Silans (I) mit den Aminen (II) entstehen die Diazasilacycloalkane (III).
ChemInform Abstract: Allylic Rearrangement of Cyanophosphate. Part 2. Synthesis of β‐Cyano‐ αβ‐Unsaturated Ketones.
Authors: KURIHARA T. , MIKI M. , YONEDA R. , HARUSAWA S.
Published: May 2016

Aus den αβ‐ungesättigten Ketonen (I), (IV) und (VII) erhält man mit dem Phosphorylcyanid (II) die αβ‐ungesättigten Nitrile (III), (V) und (VIII), die mit Salzsäure zu den Allylalkoholen (IX), (XI), (XII) und (XVI) hydrolysiert werden.
ChemInform Abstract: Organometallic Crown Ethers. Part 2. Syntheses of Phosphino Aza Crown Ether Ligands.
Authors: MCLAIN S. J.
Published: May 2016

The syntheses of the phosphino aza crown ethers (I)‐(III) using the simple aza crown ethers (IV), (V), and (VIII) as starting materials occur as shown in the scheme.
ChemInform Abstract: Utilization of a 1‐Cyclobutenylphosphine Oxide as a 2‐Phosphinyl‐1,3‐butadiene Synthon. Synthesis of Functionalized 1‐Phosphinylcyclohexenes.
Authors: MINAMI T. , CHIKUGO T. , HANAMOTO T.
Published: May 2016

The diene (II) formed by thermolysis of (I) reacts in situ with the olefins (III) to give the isomeric adducts (IV) and (V).
ChemInform Abstract: Preparation and Complexing Properties of Crown Ether Compounds Incorporating a Ferrocene Unit at 1,2‐ or 1,3‐Positions.
Authors: IZUMI T. , SAITOU K. , MATSUNAGA S. , KASAHARA A.
Published: May 2016

Reactions of 1,2‐ or 1,3‐bis(hydroxymethyl)ferrocene (I) and (V) with oligoethylene glycol ditosylates (II) and potassium tert. butoxide by a high‐dilution method lead to the ferrocenophanes (III) or (IV), and (VI) or (VII).
ChemInform Abstract: 2‐Thienyl as Auxiliary Group in Mixed Lithium Diorganocuprates.
Authors: LINDSTEDT E.‐L. , NILSSON M.
Published: May 2016

The mixed Li organothienylcuprate (II), prepared from 2‐thienyl‐Cu and LiR in ether as shown, react with enones or enoates (e.g.
ChemInform Abstract: Organoboration of cis‐Diethynylplatinum(II) Complexes with R2P(CH2)2PR2 Ligands: Platinacyclopentadienes and Their Behaviour in Solution.
Authors: SEBALD A. , WRACKMEYER B.
Published: May 2016

Die Diethinyl‐Platin‐Komplexe (III) bilden mit den Boranen (IV) die Platinacyclopentadiene (V).
ChemInform Abstract: A Novel Synthesis of Quinone‐Immonium Dyes.
Authors: MARJI D. , TASHTOUSH H. , IBRAHIM J.
Published: May 2016

The quinone‐immonium dyes (II) are prepared in a one‐step synthesis from the amines (I).
ChemInform Abstract: Studies on Structure and Synthesis of Arteannuin and Related Compound. Part 20. Structure of a New Peroxidic Arteannuin Degradation Productand the Lactone Configuration of Related Compound.
Authors: ZHOU W.‐S. , ZHANG L. , FAN Z.‐C. , XU X.‐X.
Published: May 2016

Arteannuin (I), a new antimalarial compound isolated from Artemisia annua L., yields the peroxidic product (II) and the epoxide (III) on treatment with K2CO3/MeOH.
ChemInform Abstract: Formation of the Poly(Lys‐Ala‐Ala) Complex with Pectin of Various Esterification Degree.
Authors: BYSTRICKY S. , KOHN R. , STICZAY T. , BLAHA K.
Published: May 2016

The helix‐forming interaction of poly(Lys‐Ala‐Ala) with potassium pectinates of various esterification degree was quantitatively investigated by circular dichroism spectra.
ChemInform Abstract: Diastereospecific Synthesis of Diaziridines from D‐Mannitol. Access to Chiral α‐Amino Acids.
Authors: DUREAULT A. , GRECK C. , DEPEZAY J. C.
Published: May 2016

D‐Mannitol (I) is converted to the bis‐aziridines (III) and (IV).
ChemInform Abstract: Glycosylimidates. Part 23. Synthesis of Glycosphingolipides and Psychosines.
Authors: SCHMIDT R. R. , ZIMMERMANN P.
Published: May 2016

The 1‐O‐tritylated 2‐azido‐D‐erythro‐C18‐sphingosine (I), obtained from the corresponding diol, is benzoylated and detritylated to give (II).
ChemInform Abstract: Chemical Synthesis of Disaccharides of the Specific Phenolic Glycolipid Antigens from Mycobacterium leprae and of Related Sugars.
Authors: FUJIWARA T. , HUNTER S. W. , BRENNAN P. J.
Published: May 2016

Die Kondensation des Rhamnosids (I) mit dem Glucosylbromid (II) liefert das geschützte Disaccharid (IIIa), aus dem nach Einführung geeigneter Schutzgruppen über die Stufen (IIIb) und (IIIc) das Derivat (IVa) erhalten wird.
ChemInform Abstract: (2 + 2) Cycloaddition of Sulfonyl and Acyl Isocyanates to Glycals.
Authors: CHMIELEWSKI M. , KALUZA Z.
Published: May 2016

The glycals (II) and (V) react with the sulfonyl or acyl isocyanates (I) regio‐ and stereospecifically to give the bicyclic β‐lactams (III) and (VI) with the β‐lactam moiety in anti‐position to the C3‐substituents.
ChemInform Abstract: New Vindoline Derivatives.
Authors: ANDRIAMIALISOA R. Z. , CHIARONI A. , LANGLOIS N. , LANGLOIS Y. , RICHE C.
Published: May 2016

Since some attempts to stereoselectively reduce the 17‐oxo group of the vindoline derivative (I) to the α‐alcohol have not been very successful, it is anticipated that the introduction of a bulky silyl group in C‐16 may render possible a specific synthesis of the desired alcohol.
ChemInform Abstract: Synthesis of Optically Active Isoquinuclidines Utilizing a Diastereoselectivity Control Element.
Authors: TROST B. M. , ROMERO A. G.
Published: May 2016

The cis‐substituted epoxycyclohexanone (Ia) is converted to the olefins (Ib) and (Ic) which undergo palladium‐catalyzed cyclization to the isoquinuclidines (II).
ChemInform Abstract: Rapid and Convenient Syntheses of Polyoxin Peptides Containing N‐Methylated Peptide Bonds.
Authors: BOEHM J. C. , KINGSBURY W. D.
Published: May 2016

Starting with the uridine aldehyde (I), two methods of preparing the polyoxin peptides (II) and (III) are described: either Ugi fourcomponent condensation using isonitriles or a modified Strecker synthesis.
ChemInform Abstract: Allyloxycarbonyl Group: A Versatile Blocking Group for Nucleotide Synthesis.
Authors: HAYAKAWA Y. , KATO H. , UCHIYAMA M. , KAJINO H. , NOYORI R.
Published: May 2016

The allyloxycarbonyl group, which is used as a protecting group in nucleotide synthesis, is introduced using the reagent (II).
ChemInform Abstract: Design of the Synthetic Route for Peptides and Proteins Based on the Solubility Prediction Method. Part 1. Synthesis and Solubility Properties of Human Proinsulin C‐Peptide Fragments.
Authors: NARITA M. , OGURA T. , SATO K. , HONDA S.
Published: May 2016

The usefulness of the solubility prediction method is demonstrated using relatively small peptide fragments (I)‐(VII) of human proinsulin C‐peptide (VIII).
ChemInform Abstract: Synthesis of Analogues of GABA. Part 15. Preparation and Resolution of Some Potent Cyclopentene and Cyclopentane Derivatives.
Authors: ALLAN R. D. , FONG J.
Published: May 2016

The cyclopentadiene (I) is converted to the crude amino acid (III) and its Boc‐derivative (V).
ChemInform Abstract: Pheromone Synthesis. Part 87. Synthesis of (2S,3R,1′R)‐Stegobinone. The Pheromone of the Drugstore Beetle, with Stereocontrol at C‐2 and C‐1′.
Authors: MORI K. , EBATA T.
Published: May 2016

The title compound (V) is prepared from the reaction of the acid (I) with the hydroxy ketone (II) as shown in the scheme.
ChemInform Abstract: Pheromone Synthesis. Part 88. Synthesis of All of the Four Possible Stereoisomers of 5‐Hydroxy‐4‐methyl‐3‐heptanone (Sitophilure), the Aggregation Pheromone of the Rice Weevil and the Maize Weevil.
Authors: MORI K. , EBATA T.
Published: May 2016

The synthesis of the title compounds (VII), (IXc), (XIII) and (XIVc) starts from methyl (R)‐3‐hydroxypentanoate of microbial origin which is transformed to the ether (Ia) by a previously reported method.
ChemInform Abstract: Pheromone Synthesis via Organoboranes: A Stereoselective Synthesis of(E)‐1,3‐Alkenynes via Thexylchloroborane‐Dimethyl Sulfide.
Authors: BROWN H. C. , BHAT N. G. , BASAVAIAH D.
Published: May 2016

The thexylalkenylalkynylboranes (IV), prepared from thexylchloroboranedimethyl sulfide (I) and alkynes, react with iodine in the presence of potassium methoxide to produce the (E)‐1,3‐enynes (V).
ChemInform Abstract: Cast Aluminium‐Mica Particle Composite Using Waste Mica.
Authors: NATH D. , ROHATGI P. K.
Published: May 2016

Waste mica particles obtained from undercuts of commutators are washed with acetone or preheated at 400 °C and then added to molten Al.
ChemInform Abstract: Gas‐phase Electron Diffraction Study of Tetrafluoro(seleno)tungsten(VI), WSeF4.
Authors: HAGEN K. , RICE D. A. , HOLLOWAY J. H. , KAUCIC V.
Published: May 2016

The experimental data are consistent with a C4v square‐pyramidal symmetry of the title molecule in the gas phase, the W atom being located above the plane of the four F atoms.
ChemInform Abstract: Large Transition‐Metal Clusters. Part 5. Novel Modifications of Gold, Rhodium, and Ruthenium. M13 Clusters as Building Blocks of “Superclusters”.
Authors: SCHMID G. , KLEIN N.
Published: May 2016

The ligand‐stabilized M55 clusters in complexes such as (I)‐(III) can be smoothly degraded on Pt electrodes in CH2Cl2 solution applying a 20 V d.c.
ChemInform Abstract: Single Crystal Structure Determinations of the Cubic High Pressure Elpasolites Rb2LiFeF6 and Cs2NaFeF6: Pressure‐Distance Paradox Without Change of Coordination Number.
Authors: HERDTWECK E. , MASSA W. , BABEL D.
Published: May 2016

The parameters of the cubic elpasolite structure (space group Fm3m, Z=4) of the metastable title compounds have been determined by single‐crystal X‐ray diffraction.
ChemInform Abstract: Crystal Structure Determination of CuNi0.5Ti0.5O2.
Authors: DARRIET J. , AMMAR A. , WICHAINCHAI A. , DOUMERC J. P.
Published: May 2016

Single crystals of the title compound are obtained by a flux method (from NiO, TiO2, and Cu2O (1:1:5) 1080 °C, 15 h, Pt‐crucible).
ChemInform Abstract: Electrical Conductivity of Single and Polycrystalline CaF2 and of CaF2 Containing a Dispersed Second Phase of Al2O3 or of ZrO2.
Authors: KHANDKAR A. , TARE V. B. , WAGNER J. B. JUN.
Published: May 2016

The ac electrical conductivity of polycrystalline CaF2 is increased by addition of Al2O3 or ZrO2.
ChemInform Abstract: Phase Relations in the System BaO‐La2O3‐V2O5.
Authors: SERKALO A. A. , FOTIEV V. A. , KHODOS M. YA. , BAZUEV G. V. , FOTIEV A. A.
Published: May 2016

The phase relations in the subsolidus region of the title system are examined.
ChemInform Abstract: A New Intermediate Hydride in the LaNi5‐H2 System Studied by in situ X‐Ray Diffractometry.
Authors: MATSUMOTO T. , MATSUSHITA A.
Published: May 2016

A new hydride phase, denoted as γ‐hydride, has been observed in the title system (H2 pressures up to 5 MPa).
ChemInform Abstract: Gas‐Phase Hydrolysis of SOF2 and SOF4.
Authors: VAN BRUNT R. J. , SAUERS I.
Published: May 2016

The second order rate constants of reactions A and B are measured in either N2 or SF6 buffer gas at a total pressure of 200 kPa and at 298 K. k1 (in SF6) and k2 (in both SF6 and N2) are determined to be 1.2·10‐23 and 1.0·10‐21 cm3/s, respectively.
ChemInform Abstract: The Effect of Incident Spin‐Orbit State on the Chemiluminescent Reactions of Ba(3DJ) with Several Oxidants
Authors: CAMPBELL M. L. , DAGDIGIAN P. J.
Published: May 2016

(Cl2, Br2, CCl4, N2O, and NO2) is determined by utilizing optical pumping state selection.
ChemInform Abstract: Chemistry and Structural Chemistry of Phosphides and Polyphosphides. Part 42. Trilithiumheptaphosphide Li3P7: Preparation, Structure, and Properties.
Authors: MANRIQUEZ V. , HOENLE W. + , VON SCHNERING H. G.
Published: May 2016

The title compound has been prepared by annealing a stoichiometric mixture of the elements in a Nb or Ta ampoule at 873 K for 3 days (∼ 90% yield).
ChemInform Abstract: New Families of Ferroelastic‐Ferroelectric Materials of Bronze‐Type Containing Simultaneously Lead and Lithium.
Authors: ELAATMANI M. , ZEGZOUTI A. , RAVEZ J. , HAGENMULLER P.
Published: May 2016

Compounds of general formula Pb2(±x)K1(±x)LixNb5O15 have been prepared by different substitution reactions of the starting material Pb2KNb5O15.
ChemInform Abstract: Scaling All Correlation Energy in Perturbation Theory Calculations ofBond Energies and Barrier Heights.
Authors: GORDON M. S. , TRUHLAR D. G.
Published: May 2016

A new method for scaling all correlation energy as estimated by Moller‐Plesset many‐body perturbation theory with popular basis sets is presented and tested.
ChemInform Abstract: Solvatochromism of the Metal to Ligand Charge‐Transfer Transitions of Zerovalent Tungsten Carbonyl Complexes.
Authors: MANUTA D. M. , LEES A. J.
Published: May 2016

The strong negative solvatochromism of the complexes (I) and (II) is studied in a wide range of organic media (such as alcohols, NEt3, Et2O, THF, acetone, DMF, CH3CN, DMSO, py, CCl4, benzene and chlorinated compounds).
ChemInform Abstract: The Contribution of π Electrons to Second Harmonic Generation in Organic Molecules.
Authors: DIRK C. W. , TWIEG R. J. , WAGNIERE G.
Published: May 2016

The frequency‐dependent hyperpolarizability for sum frequency generation is calculated within a π electron approximation for a series ofunsaturated organic compounds and compared to experimental data measured in polar and nonpolar liquid media.
ChemInform Abstract: Micelle‐Mediated Resonance Raman Spectroscopy: A New Approach for Characterizing Low Levels of Luminescent Compounds.
Authors: ARMSTRONG D. W. , SPINO L. A. , ONDRIAS M. R. , FINDSEN E. W.
Published: May 2016

The new approach to resonance Raman spectroscopy (RRS) which makes use of specially functionalized micelles was developed to circumvent problems of luminescence.
ChemInform Abstract: Peptide Plane Orientations Determined by Fundamental and Overtone 14NNMR.
Authors: TYCKO R. , STEWART P. L. , OPELLA S. J.
Published: May 2016

A method for determining the orientations of peptide planes in singlecrystal or uniaxially oriented samples is presented.
ChemInform Abstract: Ligand Substitution Processes in Tetranuclear Carbonyl Clusters. Part 10. X‐Ray Structural Characterization of Products (I) Resulting from Reactions of Co4(CO)9(tripod), tripod = HC(PPh2)3, with Phosphine Ligands.
Authors: DARENSBOURG D. J. , ZALEWSKI D. J. , RHEINGOLD A. L. , DURNEY R. L.
Published: May 2016

(Ia) crystallizes in the space group Pbca with Z = 8, (Ib) in P21/c, Z=4 and (Ic) in Pca21, Z=4.
ChemInform Abstract: The Ordering of Benzyl Alcohol and Its Influence on Phospholipid Order in Bilayer Membranes.
Authors: POPE J. M. , DUBRO D. , DOANE J. W. , WESTERMAN P. W.
Published: May 2016

2H NMR measurements on several dimyristoylphosphatidylcholine (DMPC)/water/benzyl alcohol (BZA) ternary systems in the Lα phase are reported.
ChemInform Abstract: Reversible CO Binding by Rh2(O2CCH3)n(HNOCCH3)4‐n. A Spectroscopic and Electrochemical Investigation.
Authors: CHAVAN M. Y. , AHSAN M. Q. , LIFSEY R. S. , BEAR J. L. , KADISH K. M.
Published: May 2016

The binding constants for CO addition to dirhodium complexes (I) are determined in 1,2‐dichloroethane and in acetonitrile.
ChemInform Abstract: Redox and Spectral Properties of Cobalt(II) and Copper(II) Tetraazaannulene Complexes: (H2(Me4(RBzo)2(14)tetraeneN4)) (R: H, CO2CH3). Evidence for Superoxide Ligation and Reduction.
Authors: BAILEY C. L. , BEREMAN R. D. , RILLEMA D. P.
Published: May 2016

The electrochemical, spectral, and chemical properties of the title complexes (I) are investigated.
ChemInform Abstract: Electrochemistry, Spectroelectrochemistry, and Ligand Addition Reactions of an Easily Reducible Cobalt Porphyrin. Reactions of (Tetracyanotetraphenylporphinato)cobalt(II) (((CN)4TPP)Co(II)) in Pyridine and in Pyridine/Methylene Chloride Mixtures.
Authors: LIN X. Q. , BOISSELIER‐COCOLIOS B. , KADISH K. M.
Published: May 2016

Half‐wave potentials for the reduction of the title complex are determined in nine nonaqueous solvents.
ChemInform Abstract: Electrochemistry of trans‐Dioxo Complexes of Rhenium(V) in Water.
Authors: PIPES D. W. , MEYER T. J.
Published: May 2016

Cyclic voltammetry of trans‐((py)4Re(V)(O)2)+ in aqueous solution show that oxidation states Re(VI)(d1) to Re(II)(d5) are accessible within the solvent limits.
ChemInform Abstract: Anionic Group 6 Hydrides and Carboxylates as Homogeneous Catalysts for Reduction of Aldehydes and Ketones.
Authors: TOOLEY P. A. , OVALLES C. , KAO S. C. , DARENSBOURG D. J. , DARENSBOURG M. Y.
Published: May 2016

The catalytic reduction of aldehydes and ketones to alcohols is successfully effected through the use of M(CO)5B‐ (M: Cr, W, Mo; B: Bronsted base) under hydrogen pressure in THF or MeOH.
ChemInform Abstract: Use of Chiral Single Crystals to Convert Achiral Reactants to Chiral Products in High Optical Yield: Application to the Di‐π‐methane and Norrish Type II Photorearrangements.
Authors: EVANS S. V. , GARCIA‐GARIBAY M. , OMKARAM N. , SCHEFFER J. R. , TROTTER J. , WIREKO F.
Published: May 2016

Recrystallization of the diester (I) from ethanol provides prisms with space group Pbca, Z = 8. When recrystallized from cyclohexane, however, (I) affords Pbca crystals plus a dimorph with space group P212121, Z=4.
ChemInform Abstract: Catalytic Effect of Nickel(II) Chloride and Palladium(II) Acetate on Chromium(II)‐Mediated Coupling Reaction of Iodo Olefins with Aldehydes.
Authors: JIN H. , UENISHI J. , CHRIST W. J. , KISHI Y.
Published: May 2016

The CrCl2‐catalyzed condensation of the aldehyde (I) with the iodo olefins (II) works well only if contaminated Cr(II) reagent is used, and it is found that the addition of NiCl2 or Pd(O‐Ac)2 to the reaction mixture has a dramatic effect (see conditions (B), (C)).
ChemInform Abstract: Fused Azahetareno(1,6)‐ and (1,7)naphthyridines with Nodal Nitrogen Atom.
Authors: BABICHEV F. S. , VOLOVENKO YU. M. , NEMAZANYI A. G. , TYUKHTENKO S. I.
Published: May 2016

Condensation of the hetaryl substituted acetonitriles (I) with bromo isonicotinoyl chloride (II) yields the enol compounds (III) which cyclize upon heating to the naphthyridines (IV).
ChemInform Abstract: Facile Synthesis of Fluorine‐Containing (4‐Aryl‐4,5‐dihydro‐5‐imino‐ 1,3,4‐thiadiazol‐2‐ylaryl)methanone, 2‐Amino‐4‐aryl‐5‐arylazothiazolesand 3‐Aroyl‐4‐acetylbenzoyl‐5‐methyl‐1‐phenylpyrazoles through N‐Aryl‐α‐oxo‐α‐arylethanehydrazonoyl Bromide.
Authors: JOSHI K. C. , PATHAK V. N. , SHARMA S.
Published: May 2016

The hydrazones (I) are brominated to yield the compounds (II).
ChemInform Abstract: The Sonochemical Hot Spot.
Authors: SUSLICK K. S. , HAMMERTON D. A. , CLINE R. E. JUN.
Published: May 2016

Sonochemical ligand substitution rates of volatile metal carbonyls, Fe(CO)5 and M(CO)6 (M: Cr, Mo, W), are used to establish the site of reactions.
ChemInform Abstract: 2‐Furoylcarbene. First Example of a Heterocyclic Ketocarbene.
Authors: NEFEDOV O. M. , SALTYKOVA L. E. , VASIL'VITSKII A. E. , SHOSTAKOVSKII V. M.
Published: May 2016

Furoyldiazomethane (I) is decomposed in the presence of rhodium(II) acetate and the carbene intermediate (II) is trapped either by tetramethylethylene (III) or sylvan (V) giving the cyclopropane derivative (IV) or the dienedione (VI) respectively.
ChemInform Abstract: Oxidation of Aliphatic Thioamides by the Sodium Peroxidisulfate ‐ Copper(II) Chloride System.
Authors: TROYANSKII E. I. , LAZAREVA M. I. , DEMCHUK D. V. , NIKISHIN G. I.
Published: May 2016

Die Oxidation der Thioamide (I) führt zu den 1,2,4‐Thiadiazolen (II) neben den Nitrilen (III) und den Carbonsäuren (IV).
ChemInform Abstract: 1,1′‐Azobenzimidazoles.
Authors: NANAVYAN I. M. , POZHARSKII A. F. , KUZ'MENKO V. V.
Published: May 2016

Die Oxidation der Aminobenzimidazole (I) mit Bleitetraacetat oder Bromwasser liefert die Azobenzimidazole (II).
ChemInform Abstract: Chemoselective Reduction of β‐Keto‐esters to β‐Keto‐alcohols.
Authors: ISOBE K. , MOHRI K. , SANO H. , TAGA J. , TSUDA Y.
Published: May 2016

Die Ketoester (I) und (III) werden nach Überführung in ihre Kaliumenolate mit Aluminiumhydrid zu den Ketoalkoholen (II) bzw. (IV) reduziert.
ChemInform Abstract: Reduction of Some Polyhalogenato‐ and Polyacetoxyallylic Compounds with Tributyltin Hydride in the Presence or Absence of a Palladium Catalyst. Part 1. Reduction of Dichloro‐ and Diacetoxy‐propenes.
Authors: GUIBE F. , ZIGNA A.‐M. , BALAVOINE G.
Published: May 2016

The radical‐promoted or palladium‐catalyzed reduction of the dichloropropenes (I) ‐ (III) with the tin hydride (IV) forming the chloropropenes (V) ‐ (VII) is investigated.
ChemInform Abstract: Reduction of Some Polyhalogenato‐ and Polyacetoxyallylic Compounds with Tributyltin Hydride in the Presence or Absence of a Palladium Catalyst. Part 2. Reduction of 1,1,1,4‐Tetrachlorobut‐2‐ene.
Authors: GUIBE F. , XIAN Y. T. , BALAVOINE G.
Published: May 2016

The radical‐induced reduction of the tetrachlorobutene (I) with tributyltin hydride yields the two isomeric trichlorobutenes (III) and (IV).
ChemInform Abstract: Trapping an Intermediate with Styrene and 2‐Phenylbicyclo(2.2.1)hept‐2‐ene in the Polonovski Demethylation Reaction.
Authors: MANNINEN K. , HAKALA E.
Published: May 2016

The alkenes (I) and (VIII) are used as trapping agents in the Polonovski demethylation reaction of the N‐oxide (II).
ChemInform Abstract: Reductive Carbonylation of Carboxylic Esters in the Presence of Homogeneous Ruthenium‐Cobalt Systems. Homologation of the Alkoxy Moiety.
Authors: JENNER G. , ANDRIANARY P.
Published: May 2016

The Co‐ and Ru‐catalyzed reductive carbonylation of the esters (I) isinvestigated under various reaction conditions.
ChemInform Abstract: Reactions of Some Acidic Esters with Epichlorohydrine.
Authors: KARAT L. D. , SHOLOGON I. M. , KLEBANOV M. S.
Published: May 2016

The kinetics of the reaction of the phthalic acid monoesters (I) and (IV) with an excess of epichlorohydrine (II) in the presence of tetramethylammonium chloride at various temperatures are studied.
ChemInform Abstract: Formation and Reactivity of the Addition Products of Alkoxides and Thiolate Anions to Vinyl Selenones.
Authors: TIECCO M. , CHIANELLI D. , TINGOLI M. , TESTAFERRI L. , BARTOLI D.
Published: May 2016

The vinyl selenones (I) and (IV) react with the sodium alkoxides (II) to give the conjugate addition products (III) in good yields.
ChemInform Abstract: Molybdenum Hexacarbonyl as Catalyst for the Dehydrochlorination of Trichloromethyl Group Containing Compounds.
Authors: KUZ'MINA N. A. , BLINOVA N. V. , CHUKOVSKAYA E. TS. , GRECHKINA E. M. , FREIDLINA R. KH.
Published: May 2016

Die Metallcarbonyl‐katalysierte Dehydrohalogenierung der Trichlormethylalkane (I) zu den Olefinen (II) und geringen Mengen der Alkane (III)gelingt mit hoher Ausbeute und Selektivität in Gegenwart von Molybdänhexacarbonyl, während andere Carbonyle oder die Kombination der Carbonyle mit Triphenylphosphin weniger geeignet oder unwirksam sind.
ChemInform Abstract: Vicinal Dihalopolyfluoroalkanes in the Reaction with Sodium Azide.
Authors: POSTOVOI S. A. , ZEIFMAN YU. V. , KNUNYANTS I. L.
Published: May 2016

The dibromoperfluoroalkanes (I) react with sodium azide to give the α‐bromoperfluoroalkylazides (II) as the main products.
ChemInform Abstract: Reactions of 3‐Methylenebicyclo(3.3.1)nonan‐7‐one with Amines.
Authors: SOKOLENKO V. A. , RIBANENKO V. V.
Published: May 2016

Die im Titel genannte Verbindung (I) reagiert mit Pyridin‐hydrochlorid (II) zu dem Pyridinium‐Salz (III), mit N,N‐Dimethylanilin (IV) in Gegenwart von HCl erhält man ein Gemisch des Chloradamantanols (V) mit den Dimethylaminophenyladamantanolen (VI) und (VII).
ChemInform Abstract: Competitive Electrophilic Aromatization of exo‐Methylenecyclohexadienes‐1,3 and exo‐Methylenecyclohexadienes‐1,4.
Authors: ROSENBERG V. I. , NIKANOROV V. A. , GORBACHEVA R. I. , REUTOV O. A.
Published: May 2016

Im Gemisch der beiden exo‐Methylencyclohexadiene (I) und (II) reagiert das p‐semichinoide System (II) bei der aromatisierenden Mercurierungwesentlich langsamer als das o‐semichinoide (I).
ChemInform Abstract: Asymmetric Nitrogen. Part 47. Geminal Systems. Part 31. NH‐Dialkoxyamines: Synthesis, Hydroxy‐ and Aminoalkylation, NMR‐Spectra, Configurational Stability.
Authors: RUDCHENKO V. F. , IGNATOV S. M. , CHERVIN I. I. , NOSOVA V. S. , KOSTYANOVSKII R. G.
Published: May 2016

Durch basische Hydrolyse der N,N‐Dialkoxy‐N',N'‐dimethylharnstoffe (I) werden die Dialkoxyamine (II) erhalten.
ChemInform Abstract: Synthesis and Study of Quarternary Ammonium Compounds of d,l‐1‐Arylamino‐2‐hydroxy‐3‐aminopropanes.
Authors: STANKYAVICHENE L. M. M. , KUTKYAVICHYUS S. I. , RAIZHENE D. I. L. , VAZAS V. K. , STANKYAVICHYUS A. P. , TERENT'EV P. B.
Published: May 2016

Ausgehend von den Arylaminen (I) und Epichlorhydrin (II) erhält man über die Zwischenstufen (III) ‐ (V) die quartären Ammoniumsalze (VII).
ChemInform Abstract: Choline Esters of N‐Substituted Amino Acids. Part 2. Synthesis of Dialkylaminoalkyl Esters of N‐Substituted αβ‐Dehydroamino Acids.
Authors: TOPUZYAN V. O. , GERASIMYAN D. A. , EDILYAN A. S. , MNDZHOYAN O. L.
Published: May 2016

Durch Umsetzung der Azlactone (I) mit den Aminoalkoholen (II) werden die im Titel genannten Verbindungen (III) synthetisiert.
ChemInform Abstract: Synthesis and Psychotropic Activity of Functional Substituted Diaziridines and Bis‐diaziridines.
Authors: KOSTYANOVSKII R. G. , SHUSTOV G. V. , NABIEV O. G. , DENISENKO S. N. , SUKHANOVA S. A. , LAVRETSKAYA E. F.
Published: May 2016

Durch eine modifizierte Mannich‐Reaktion werden aus den Diaziridinen (I) und den Bis‐methoxymethylverbindungen (II) die Bis‐diaziridine (III) erhalten, die als 1:1‐Gemische der d,l‐ und meso‐Formen anfallen.
ChemInform Abstract: Addition of Proline to Some Electrophilic Alkenes and Alkines.
Authors: YEBDRI O. , TEXIER F.
Published: May 2016

Proline (I) reacts with the propiolesters (IV) in the presence of acetanhydride to produce the isomeric adducts (V) and (VI) via the intermediates (II) and (III).
ChemInform Abstract: Mass Spectrometry and Chemical Synthesis. The Case of Some Substituted Spiro(1,3‐benzodioxole‐2,1′‐cyclohexanes).
Authors: PODDA G. , FADDA A. M. , MACCIONI A. M. , PELLI B. , TRALDI P.
Published: May 2016

The brenzcatechols (I) react with cyclohexanone (II) yielding the spirocycles (III), which are coupled with epibromohydrine (VI) to give the compounds (IV).
ChemInform Abstract: p‐Adamantyl‐Substituted Derivatives of Phenylpyrazolone.
Authors: KOZLOV O. F. , YURCHENKO A. G. , ISAEV S. D. , LEONT'EVA N. A. , NABOKOVA A. V.
Published: May 2016

Ausgehend von dem Adamantylphenylhydrazin (I) und Acetessigsäureester(II) erhält man über das Hydrazon (III) das Pyrazolon (IV), aus dem die Derivate (V) zugänglich sind.
ChemInform Abstract: Antibacterial Agents. Part 9. The Aminomethylination of 3‐Methyl‐1‐(4‐ nitrophenyl)‐2‐pyrazolin‐5‐ones.
Authors: KREUTZBERGER A. , KOLTER K.
Published: May 2016

The pyrazolone (I) reacts with s‐triazine (II) to produce the adduct (III) which is converted to (IV) and (V) by further treatment with (II).
ChemInform Abstract: 1‐(4‐(4,5‐Dihydro‐1H‐imidazol‐2‐yl)aminophenyl)‐3‐(Substituted phenyl)‐ 2‐propene‐1‐one as Antiparkinsonian Agents.
Authors: SRIVASTAVA V. K. , SINGH S. , PALIT G. , SHANKER K.
Published: May 2016

p‐Aminoacetophenon (II) liefert mit dem Methylthioimidazolin (I) das p‐Acetylanilinoimidazolin (III).
ChemInform Abstract: Synthesis of 4‐Aroyl‐5‐nitro‐1H‐imidazoles and 4‐Aroyl‐5‐aminoimidazoles.
Authors: ALBRIGHT J. D. , MORAN D. B.
Published: May 2016

2‐Methyl‐5‐nitro‐imidazole (I) is brominated to form (II) and then coupled with benzyl bromide to give (III) and (IV).
ChemInform Abstract: Studies of Imidazo(1,2‐a)benzimidazole Derivatives. Part 22. Synthesis of 2,3‐Dihydroimidazo(1,2‐a)benzimidazoles from 2‐Imino‐3‐(2‐hydroxy‐ ethyl)benzimidazolines.
Authors: ANISIMOVA V. A. , LEVCHENKO M. V. , POZHARSKII A. F.
Published: May 2016

Die aus den 2‐Aminobenzimidazolen (I) durch Umsetzung mit Ethylenchlorhydrin und Behandlung der β‐Hydroxyethylderivate (II) mit Thionylchlorid entstandenen 2‐Imino‐benzimidazoline (III) cyclisieren unter intramolekularer Alkylierung zu den Dihydroimidazobenzimidazolen (IV),während gleichzeitig durch β‐Eliminierung die 2‐Imino‐3‐vinyl‐benzimidazoline (V) gebildet werden.
ChemInform Abstract: Reaction of 2‐Alkylaminobenzothiazoles with Acrylic Acid.
Authors: SAPRYKINA V. A. , AMBARTSUMOVA R. F. , ROZHKOVA N. K.
Published: May 2016

Die Alkylaminobenzothiazole (I) reagieren mit Acrylsäure (II) bei Temperaturen von 30 ‐ 56°C bevorzugt zu den 2‐Alkylimino‐3‐(2‐carboxy‐ ethyl)‐benzothiazolinen (III), während bei 110°C hauptsächlich die 2‐(N‐Alkyl‐N‐(2‐carboxyethyl)amino)‐benzothiazole (IV) gebildet werden.
ChemInform Abstract: Heterocyclic Studies. Part 1. Synthesis of Thieno(2,3‐d)triazoles.
Authors: BECHER J. , OLESEN P. H. , BRONDUM K.
Published: May 2016

Die Aldehyde (I) kondensieren mit Mercaptoessigsäureester (II) zu denThieno(2,3‐d)triazolcarbonsäureestern (III).
ChemInform Abstract: Synthesis of 4‐Hydrazino‐5H‐pyrimido(5,4‐b)indole and Related Compounds.
Authors: MONGE A. , PALOP J. A. , GONI T. , MARTINEZ‐CRESPO F. , RECALDE I. , FERNANDEZ‐ALVAREZ E.
Published: May 2016

The 3‐amino‐indol‐2‐carboxylate (I) and formamide are condensed to form the pyrimido‐indolone (IIa) which is sulfurized to (IIb).
ChemInform Abstract: Reactions with Acetoacetanilide: New Approaches for the Synthesis of Polyfunctionally Substituted Pyridine Derivatives.
Authors: HABASHI A. , IBRAHEIM N. S. , MOHAREB R. M. , FAHMY S. M.
Published: May 2016

The reactions of (II) with the compounds (I) and (VI) are investigated.
ChemInform Abstract: Carbinolamine as Precursors of Lactams in Mercuric Dehydrogenations.
Authors: MOEHRLE H. + , CLAAS M.
Published: May 2016

Die Dehydrierung des Trimethylpiperidins (I) mit Hg(II)‐Verbindungen liefert das Piperidon (II) und das Dehydropiperidin (III).
ChemInform Abstract: Synthesis, Analgetic and Psychotropic Properties of 1‐(2‐Ethoxyethyl)‐ 3‐methylpiperidin‐4‐one Derivatives.
Authors: SALITA T. A. , YU V. K. , KORABLEV M. V. , PRALIEV K. D. , KURBAT N. M. , SOKOLOV D. V.
Published: May 2016

Aus den Carbinolen (Ib) und (Ic) werden die Propionate (If) und (Ig) hergestellt und zusammen mit den bereits früher beschriebenen Derivaten (Ia), (Id) und (Ie) auf analgetische, anaesthetische, antikonvulsiveund psychotrope Aktivität untersucht.
ChemInform Abstract: Synthesis and Stereochemistry of the Phenylethynylation of 1‐(2‐Ethoxy‐ ethyl)‐3‐methylpiperidin‐4‐one.
Authors: PRALIEV K. D. , YU V. K. , SOKOLOV D. V. , KHOKHLOVA E. I.
Published: May 2016

Ausgehend von 2‐Ethoxyethylamin (I) und Methylmethacrylat (II) erhältman über die Zwischenstufen (III) und (V) die im Titel genannte Verbindung (VI), deren Umsetzung mit Phenylacetylen zu einem Gemisch der beiden Addukte (VIIIa) und (IXa) führt.
ChemInform Abstract: Cobalt Atoms as Catalysts of the Synthesis of Pyridines from Nitrilesand Acetylene.
Authors: VITULLI G. , BERTOZZI S. , LAZZARONI R. , SALVADORI P.
Published: May 2016

The cobalt(0)‐catalyzed cyclization of the acetylenes (I) and (VI) with acetonitrile (II) yields the pyridines (IV), (V), and (VII).
ChemInform Abstract: Synthesis of 2‐Aryl‐4(1H)‐anthyridinones.
Authors: MOGILAIAH K. , REDDY K. R. , REDDY K. V. , SREENIVASULU B.
Published: May 2016

Der Aminonicotinaldehyd (I) und Malonsäuredinitril (II) cyclisieren zu dem Aminocyanonaphthridin (III), das mit den Methylarylketonen (IV) zu den Anthyridinonen (V) kondensiert.
ChemInform Abstract: Furopyridines. Part 3. A New Synthesis of Furo(3,2‐b)pyridine.
Authors: SHIOTANI S. , MORITA H.
Published: May 2016

3‐Hydroxy‐pyridine‐2‐carboxylic ester (I) and the bromoesters (II) are combined to yield the ethers (III) which are then cyclized to form the furo‐pyridines (IV) or (V).
ChemInform Abstract: Synthesis of 1‐Azapyrene.
Authors: TANGA M. J. , REIST E. J.
Published: May 2016

The tetracyclic ketone (Va) and its derivatives (Vb) and (Vc) are prepared from the 2,3‐dihydrophenalenone (I).
ChemInform Abstract: Preparation of Benzo(c)(2,7)naphthyridin‐5(1H)‐ones as Analogs of Benzopyrano(3,4‐c)pyridin‐5‐one Bronchodilators.
Authors: UNANGST P. C. , CONNOR D. , CARETHERS M. E. , SCHWENDER C. S. , BROWN R. E. , PUCHALSKI C.
Published: May 2016

N‐Benzoylpiperidone (I) is converted to the enamine (III) and then treated with the isocyanate (IV) to yield the carbonamide (V).
ChemInform Abstract: Synthesis of 2‐ and 3‐Substituted‐1,2,3,4‐Tetrahydrodibenzo(f,h)isoquinolines.
Authors: GRANDE M. T. , TRIGO G. G. , SOELLHUBER M. M. +
Published: May 2016

The amino acid esters (I) are coupled with the phenanthrene carboxylic chloride (II) to produce the amides (III).
ChemInform Abstract: Synthesis and Fluorescence of N‐Substituted 1,8‐Naphthalimides.
Authors: MIDDLETON R. W. , PARRICK J. , CLARKE E. D. , WARDMAN P.
Published: May 2016

The nitronaphthalimides (I) are reduced to the amino derivatives (II); the amines (III) and (IV) are prepared in the same manner.
ChemInform Abstract: Optically Active Synthons Containing Tetra‐ and Dihydropyrimidine Rings.
Authors: WEIS A. L. , FROLOW F. , VISHKAUTSAN R.
Published: May 2016

(+)‐Pulegone (I) reacts with the amidines (II) to produce the equilibrating bicyclic compounds (III) and (IV) which are dehydrated to give (V) and (VI).
ChemInform Abstract: Synthesis of 7‐Unsubstituted 7H‐Pyrrolo(2,3‐d)pyrimidines.
Authors: PICHLER H. , FOLKERS G. , ROTH H. J. , EGER K.
Published: May 2016

As exemplified in the scheme for (VII) and (VIII), 7‐substituted pyrrolopyrimidines can be prepared from (I) via (IV) by a previously published procedure.
ChemInform Abstract: Synthesis and Antispasmodic Activity of Substituted Benzimidazo(1,2‐c)‐ quinazolines.
Authors: VOSTROVA L. N. , VORONINA T. A. , KARASEVA T. L. , GERNEGA S. A. , IVANOV E. I. , KIRICHENKO A. M. , TOTROVA M. YU.
Published: May 2016

Durch Umsetzung von 2‐(2‐Amino‐phenyl)‐benzimidazol (I) mit den Säurechloriden (II) erhält man die Benzimidazo(1,2‐c)chinazoline (IIIa) bis(IIIg), aus (IIIa) und (IIIg) sind die Derivate (IIIh) und (IIIi) zugänglich.
ChemInform Abstract: Polycyclic N‐Hetero Compounds. Part 20. Synthesis of 11,13,15‐Triaza‐steroid with an Alkyl Group in the D‐Ring and an Investigation of Its Antidepressive Activity.
Authors: HIROTA T. , KAWANISHI K. , SASAKI K. , NAMBA T. , IWADOH A. , HYAKAWA S.
Published: May 2016

Starting with the chloro compound (I), the azasteroids (IV), (VI), and (X) are synthesized.
ChemInform Abstract: Synthesis of Substituted Pyrazolo(3,4‐b)quinolines, 3,4‐Dihydro‐4‐oxo‐ pyrimido(4′,5′:4,5)thieno(2,3‐b)quinoline and Pyrido(1′,2′:1,2)pyrimido(4,5‐b)quinoline.
Authors: NEELIMA NEELIMA , BHAT B. , BHADURI A. P.
Published: May 2016

Reaction of the aldehydes (I) with the Grignard reagents (II) yields the carbinols (III) which are oxidized to the ketones (IV).
ChemInform Abstract: Synthesis of (1,2,4)Triazoloquinazolinones and Imidazoquinazolinones.
Authors: MURDOCH R. , TULLY W. R. , WESTWOOD R.
Published: May 2016

The hydrazinoquinazolinones (I) are cyclized with the carbonyl derivatives (II) to give the triazoloquinazolinones (III).
ChemInform Abstract: Formation and Molecular Structure of the Novel Acridine Substituted Uracil Derivatives.
Authors: KIMURA M. , OKABAYASHI I.
Published: May 2016

The chloro acridines (I) are coupled with the 6‐amino‐uracil (II) yielding the substitution products (III).
ChemInform Abstract: Alkylamination of Pteridines by Primary Alkylamines ‐ Potassium Permanganate.
Authors: SLADOWSKA H. , VAN VELDHUIZEN A. , VAN DER PLAS H. C.
Published: May 2016

The pteridines (I) are coupled with ethyl amine yielding the aminodihydro derivatives (II) which are oxidized in situ with permanganate to give the aminated pteridines (III) and the imines (IV).
ChemInform Abstract: Synthesis of Heterocyclic Compounds from o‐Aminobenzenethiol and Ammonium Thiocarbamate.
Authors: D'AMICO J. J. , FUHRHOP R. W. , BOLLINGER F. G. , DAHL W. E.
Published: May 2016

o‐Amino‐thiophenol (I) and COS (II) react to yield the thiourethane (III).
ChemInform Abstract: Intramolecular Capture of Pummerer Rearrangement Intermediates. Part 1. Synthesis of Pyrrolo(2,1‐c)(1,4)benzothiazines.
Authors: BATES D. K. , WINTERS R. T. , SELL B. A.
Published: May 2016

2‐Amino‐thiophenol (I) is converted to the pyrroles (VII) by various methods.
ChemInform Abstract: Determination of Structure and 13C Chemical Shift Assignments of the Nitration Products of 2‐Chloro‐10‐methylphenothiazine. X‐Ray MolecularStructure of 2‐Chloro‐7‐nitro‐10‐methylphenothiazine 5‐Oxide.
Authors: JOVANOVIC M. V. , DE MEESTER P. , BIEHL E. R. , CHU S. C.
Published: May 2016

Nitration of 2‐chloro‐10‐methyl‐phenothiazine (I) yields the sulfone (II) and the sulfoxide (III).
ChemInform Abstract: The Study of Nitrogen‐ and Sulfur‐Containing Heterocycles. Part 44. New Heterocyclic Systems. Derivatives of Imidazolidino(3,2‐f)pyrido(2,3‐b)‐ and Imidazolidino(3,2‐f)pyrimido(4,5‐b)‐1,4‐thiazines. Synthesis and Structure.
Authors: LEVKOVSKAYA L. G. , MAMAEVA I. E. , SEROCHKINA L. A. , SAFONOVA T. S.
Published: May 2016

Die Oxazolidinopyrido‐ und ‐pyrimidothiazine (I) liefern beim Erhitzen mit Ammoniumacetat in Essigsäure die entsprechenden Imidazolidinoverbindungen (II).
ChemInform Abstract: Reaction of 3‐Amino‐5,6‐dimethyl‐1,2,4‐triazine with Electrophiles.
Authors: SUZUKI T. , OKAZAKI M. , MITSUHASHI K.
Published: May 2016

3‐Amino‐5,6‐dimethyl‐1,2,4‐triazine (I) reacts with the acyl chlorides (II) to produce the diacylamino derivatives (III).
ChemInform Abstract: Thermolysis of Aroylisocyanate in the Presence of Carbonic Acid Dialkylamide.
Authors: SCHROTH W. , KLUGE H.
Published: May 2016

Thermolysis of the urea (I) yields the triazines (II) and (III), the amide (IV) and benzonitrile (V).
ChemInform Abstract: Imino‐Bridged Heterocycles. Part 6. An Unusual Bridge Structure Resulting From an Attempted Ritter Reaction in the Benzo(5,6)cyclohepta‐ (1,2‐c)pyridine System.
Authors: REAMER R. A. , BRENNER D. G. , SHEPARD K. L.
Published: May 2016

Treatment of the cyclic olefine (Ia) with the nitriles (II) produces the imino bridged compounds (III); the expected Ritter reaction yielding the amide (Ib) does not take place.
ChemInform Abstract: Preparation and Characterization of 6‐Substituted 1,8‐Diazabicyclo‐ (5.4.0)undec‐7‐ene.
Authors: MATSUMURA N. , NISHIGUCHI H. , OKADA M. , YONEDA S.
Published: May 2016

1,8‐Diaza‐bicyclo(5.4.0)undec‐7‐ene (I) is converted to the anion (II) and then coupled with the oxo derivatives (III), phenylisocyanate (IV), and the alkylation or acylation reagents (VII) respectively to yield the products (IV), (V) or (VIII).
ChemInform Abstract: Stilbene Bis‐Crown Ethers: Synthesis, Complexation and Photoisomerization.
Authors: LINDSTEN G. , WENNERSTROEM O. + , THULIN B.
Published: May 2016

The bis‐crown ethers (IV)‐(VI) are prepared from the dihydroxy compound (II), and a study of their complexation properties towards alkali and ammonium ions is carried out.
ChemInform Abstract: Convenient Synthesis, Separation, and X‐Ray Crystal Structure Determinations of 1(e),3(e),5(e)‐Trimethylcycloborazane and 1(e),3(e),5(a)‐Trimethylcycloborazane.
Authors: NARULA C. K. , JANIK J. FR. , DUESLER E. N. , PAINE R. T. , SCHAEFFER R.
Published: May 2016

The cycloborazane (II) is prepared as a mixture of the title isomers (IIA) and (IIB) on reaction of a commercial solution of the complex (I) with equimolar amounts of methylamine followed by reflux of a monoglyme solution of the amine‐borane complex thus obtained.
ChemInform Abstract: Synthesis of Complexes of 2,2‐Dialkyl‐ and 2‐Spiro‐Substituted 1‐Bora‐ adamantanes from Alkenylacetylenes.
Authors: BUBNOV YU. N. , GRANDBERG A. I.
Published: May 2016

Hydrogenation of the dienes (I) produces mixtures of two monoolefins (II) which are hydroborated in tetrahydrofurane giving the complexes (III).
ChemInform Abstract: New Functionalization of Silylated Cyclopropanes.
Authors: GRIGNON‐DUBOIS M. , DUNOGUES J.
Published: May 2016

Die silylierten Cyclopropane (IV) werden als cis/trans‐Gemische oder als reine trans‐Isomere auf dem gezeigten Weg erhalten.
ChemInform Abstract: Flow Pyrolysis of Hexafluorodisilane as a Source of Highly Reactive Difluorosilylene.
Authors: KONIECZNY S. , GASPAR P. P. , WORMHOUDT J.
Published: May 2016

The vapour‐phase pyrolysis of hexafluorodisilane (I) in the presence of excess 1,3‐butadiene (II) produces the silacyclopentene (III).
ChemInform Abstract: Selenoaldehydes Formed by 1,2‐Elimination and Trapped as Diels‐Alder Adducts.
Authors: KIRBY G. W. , TRETHEWEY A. N.
Published: May 2016

The selenenyl compounds (I), and particularly their phthalimido derivatives, react with triethylamine to form the selenoaldehydes (II) which can be trapped in situ as their cycloadducts with conjugated dienes as shown in the reaction scheme.
ChemInform Abstract: Syntheses of β‐Hydroxyselenides and Selenides from 1,2,3‐Selenadiazoles: Selenophilic Reaction of Phenylmagnesium Bromide on α‐Selenoketones.
Authors: GANJIAN I. , LALEZARI I. , DIMEO S. V. , GOMEZ L. A.
Published: May 2016

The 1,2,3‐selenadiazoles (I) are converted to the acetylides (II) which are coupled with the haloketones (III) to produce the selenoketones(IV).
ChemInform Abstract: Selenium Heterocycles. Part 37. Synthesis of 4‐(Thiazol‐4‐yl)‐1,2,3‐selenadiazoles and 4‐(Selenazol‐4‐yl)‐1,2,3‐selenadiazoles.
Authors: SHAFIEE A. , ANARAKI M. , BAZZAZ A.
Published: May 2016

The aldehydes (I) react with diazomethane (II) to yield the acetyl compounds (III) which are converted to the semicarbazones (IV).
ChemInform Abstract: Synthesis of New Fischer‐Type Carbene Complexes: Characterization andReactions of Titanoxycarbene‐Metal Complexes Derived from (η5‐C5Me5)2Ti(C2H4) and Metal Carbonyls.
Authors: MASHIMA K. , JYODOI K. , OHYOSHI A. , TAKAYA H.
Published: May 2016

The biscyclopentadienyl ethylene‐titanium (I) is coupled with the carbonyl complexes (II) to give the cyclic carbene complexes (III).
ChemInform Abstract: Unexpected Formation of an Iminium Salt in the Reaction of Triphenylamine with Trichlorogermane.
Authors: KOLESNIKOV S. P. , POVAROV S. L. , NEFEDOV O. M.
Published: May 2016

Trichlorogermane (II) reacts unexpectedly with triphenylamine (I) to give the iminium salt (III).
ChemInform Abstract: Electron Transfer. Part 78. Reduction of Carboxylato‐Bound Chromium(V) with Bisulfite. A “Clock Reaction” Involving Chromium(IV).
Authors: BOSE R. N. , RAJASEKAR N. , THOMPSON D. M. , GOULD E. S.
Published: May 2016

The reaction of the title complex (I) with HSO3‐ in aqueous solution results principally in conversion to Cr(III) and S(VI).
ChemInform Abstract: An Oxotungsten(V) Dimer with Unusual Stereochemistry: Synthesis and Structure of anti‐Bis(μ‐2‐methyl‐1‐propanethiolato)bis(oxodichloro(triphenylphosphine oxide)tungsten(V)).
Authors: BALL J. M. , BOORMAN P. M. , RICHARDSON J. F.
Published: May 2016

In an attempt to prepare a heterobimetallic μ‐thiolato complex containing a W(IV)(μ‐S‐iBu)2Cu(I) moiety, a solution of WCl4(Me2S)2 in CH2Cl2 was reacted with Pb(S‐iBu)2 under N2.
ChemInform Abstract: A New Inorganic Ring System: Planar Fe3(μ2‐SR)3 in (Fe3(SR)3X6)3‐ ‐ Synthesis, Structures, and Solution Conformation and Equilibrium.
Authors: WHITENER M. A. , BASHKIN J. K. , HAGEN K. S. , GIRERD J.‐J. , GAMP E. , EDELSTEIN N. , HOLM R. H.
Published: May 2016

Anaerobic reaction of equimolar FeX2 and ArS‐ in acetonitrile affords the trinuclear title complexes isolated as tetraethylammonium salts (I).
ChemInform Abstract: Coordination Behavior of N‐Protected Aspartic Acid in Binary and Ternary Copper(II) Complexes. Crystal and Molecular Structure of Bis(2,2′‐bipyridine)bis(μ‐N‐(benzyloxycarbonyl)‐L‐aspartato‐O,O′,O′′)dicoppe# r(II)‐2.5 Water‐0.5 Sodium Perchlorate.
Authors: ANTOLINI L. , BATTAGLIA L. P. , BONAMARTINI CORRADI A. , MENABUE L. , MICERA G. , SALADINI M.
Published: May 2016

Hydrated Cu(II) perchlorate in EtOH or hydrated Cu(II) acetate in water (at 50 °C) react with appropriate N‐protected aspartic acid to give the binary complexes (I) and (II).