bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Non Conventional Syntheses of Heterocyclic Compounds. Part 2. Synthesis of 1H‐4,5‐Dihydro‐1,3,4‐benzotriazepine Derivatives.
Authors: FUSCO R. , MARCHESINI A. , SANNICOLO F.
Published: May 2016

Coupling of the anilines (I) with the chlorohydrazones (II) forms the aminohydrazones (III) which are oxidized and then cyclized, yielding the benzotriazepines (V), together with benzotriazines such as (VI).
ChemInform Abstract: Hexahydro‐1,4‐oxazepines. Part 1. Synthesis by Morpholine Ring Expansion.
Authors: BROWN G. R. , FOUBISTER A. J. , WRIGHT B.
Published: May 2016

The reaction of the easily available 3‐chloromethylmorpholine (I) with phenoxide anions derived from phenol (II) unexpectedly yields an inseparable mixture of the desired phenoxymethylmorpholine (III), which, after N‐debenzylation, should yield the pharmacologically interesting 3‐phenoxymethylmorpholine, along with the isomeric 4‐benzyl‐6‐phenoxy‐1,4‐oxepane (IV), which is formed by ring expansionof (III).
ChemInform Abstract: Solution‐Phase Far‐UV Photochemistry of Unsaturated Organosilanes: Dehydrosilylation, Dyotropic Rearrangement, and Protodesilylation.
Authors: STEINMETZ M. G. , LANGSTON M. A. , MAYES R. T. , UDAYAKUMAR B. S.
Published: May 2016

Direct photolysis of the disilacyclopentene (I) in pentane as solvent yields the compounds (II) and (III).
ChemInform Abstract: Synthesis of (1‐Hydroxy‐2,2,2‐trichloroethyl)alkylphosphinic Acid Polyfluoroalkyl Esters.
Authors: PALAGINA T. V. , KRUTIKOV V. I. , NAIDENOV A. V. , LAVRENT'EV A. N.
Published: May 2016

The title compounds (III) are prepared from the phosphonites (I) and chloral hydrate (II).
ChemInform Abstract: Preparation of Chloromethyl‐ and Methoxychloromethyldiorganophosphine Oxides.
Authors: CHAUZOV V. A. , STUDNEV YU. N. , AGAFONOV S. V. , FOKIN A. V.
Published: May 2016

The complex (I), formed from benzene, phosphorus trichloride, and aluminum trichloride, is chloromethylated with paraformaldehyde (II) in the presence of phosphoryl chloride to give the phosphine oxide (III).
ChemInform Abstract: Reaction of 2‐Substituted Dialkyl Ethinylphosphonites with Ethyl Bromopyruvate.
Authors: KONOVALOVA I. V. , TRISHIN YU. G. , BURNAEVA L. A. , DOKUCHAEVA I. S. , CHISTOKLETOV V. N. , PUDOVIK A. N.
Published: May 2016

The title compounds (I) and (II) are combined to give the phosphonates (III).
ChemInform Abstract: Studies of Phosphazenes. Part 31. Kinetic Studies of the Reactions of Hexachlorocyclotriphosphazene with Aromatic Primary Amines: Evidence for the Intermediacy of a Reactive Three‐Coordinated Phosphorus(V) Species.
Authors: GANAPATHIAPPAN S. , KRISHNAMURTHY S. S.
Published: May 2016

The kinetic studies of the title reactions are investigated with a view to developing model systems for analogous reactions with aromatic diamines.
ChemInform Abstract: On the Transformations of S‐Hydroxyalkyl O‐Phenyl Dimethylamidothiophosphates.
Authors: NURETDINOVA O. N. , NOVIKOVA V. G.
Published: May 2016

The ammonium amidothiophosphate (I) reacts with the bromohydrins (II) to give the S‐hydroxyalkyl esters (III).
ChemInform Abstract: Synthesis of 3‐Phenyl‐9‐oxa‐2‐phosphabicyclo(4.4.0)decane‐5‐ones.
Authors: BUTIN B. M. , ISAEVA G. M. , ERZHANOV K. B.
Published: May 2016

The isomeric dihydropyranes (I) and (II) react with benzaldehyde (III), forming the dienone (IV).
ChemInform Abstract: Aryl Arylazo Sulfones Chemistry. Part 2. Reactivity Toward Alkaline Alkane and Areneselenolate and Alkane and Arenetellurolate Anions.
Authors: EVERS M. J. , CHRISTIAENS L. E. , RENSON M. J.
Published: May 2016

The anilines (I) are converted to the arylazo sulfones (III) by a method which has already been published.
ChemInform Abstract: Tetrahydroisoquinolines. Part 3. Stereoselective Synthesis of cis‐ and trans‐1,4‐Disubstituted N‐Methyl‐1,2,3,4‐tetrahydroisoquinolines as Their Tricarbonylchromium Complexes.
Authors: BLAGG J. , COOTE S. J. , DAVIES S. G. , MIDDLEMISS D. , NAYLOR A.
Published: May 2016

The title complexes (IIIc) and (VIc) are prepared starting from the isoquinoline derivatives (I) and (V), respectively.
ChemInform Abstract: Chiral Dienolates: Formation and Stereoselective α‐Alkylation of the Lithium Dienolate Derived from (Z)‐((η5‐C5H5)Fe(CO)(PPh3)COCH=CHMe). X‐Ray Crystal Structure of (RS)‐(Z)‐((η5‐C5H5)Fe(CO)(PPh3)COCH=CHMe).
Authors: DAVIES S. G. , EASTON R. J. C. , SUTTON K. H. , WALKER J. C. , JONES R. H.
Published: May 2016

An X‐ray structure analysis of the title compound (I) (space group P21/n, Z=4) shows that the crotonoyl group adopts a cisoid conformation in the solid state.
ChemInform Abstract: Reaction of the 1‐Ferrocenyl‐1,3‐diphenylallyl Cation with Nucleophiles.
Authors: PUSHIN A. N. , SOZONOVA V. A.
Published: May 2016

Benzalacetylferrocene (I) reacts with the organo‐metal compounds (II) or (III) to give the products (IV) ‐ (VI).
ChemInform Abstract: Binuclear Rhodium and Iridium Complexes Containing Pentamethylcyclopentadienyl and Pyrazolate Ligands.
Authors: CARMONA D. , ORO L. A. , LAMATA M. P. , PUEBLA M. P. , RUIZ J. , MAITLIS P. M.
Published: May 2016

Starting with the μ‐hydroxo‐di‐μ‐pyrazolato complexes (III) or the di‐μ‐methoxo‐μ‐pyrazolato complexes (IV), the μ‐chloro‐μ‐pyrazolato analogues (Ia), (Ib) and (IIa), (IIb) are obtained as shown.
ChemInform Abstract: Enantioselective Total Synthesis of Aphidicolin.
Authors: HOLTON R. A. , KENNEDY R. M. , KIM H.‐B. , KRAFFT M. E.
Published: May 2016

Michael addition of the lithium dienolate of the cyclohexenone (II) to the sulfinyl butenolide (I) serves as starting step in the synthesis of pivalyl aphidicolinone (IX).
ChemInform Abstract: Syntheses in the Isocamphane Series. Part 27. Analogues of δ‐Santalol. Part 1.
Authors: BUCHBAUER G. , PUESPOEK G. + , ANGERMAYER A. , SILBERNAGEL E. , MANZ M.
Published: May 2016

The alcohol (VI), an analogue of δ‐santalol (VII), is prepared by two ways, starting from isocamphenilanyl propionic acid (II) or from the easily accessible ketone (VIII).
ChemInform Abstract: Synthesis of Dipeptide Triesters with Phosphonoglycine as N‐Terminal Component.
Authors: KOEHLER B. + , SCHOELLKOPF U. +
Published: May 2016

The title esters (III) and (V), prepared for biological tests, are obtained from the reaction of the metallated phosphonate (I) with the isocyanates (II) and (IV), respectively, and subsequent hydrolysis.
ChemInform Abstract: Synthesis of L‐Canaline and γ‐Functional 2‐Aminobutyric Acid Derivatives.
Authors: OZINSKAS A. J. , ROSENTHAL G. A.
Published: May 2016

The title compound (VIII) is prepared from either L‐homoserine (I) or the methionine derivative (III) via the intermediate lactones (II).
ChemInform Abstract: Synthetic Studies on Gangliosides. Part 3. Glycosylation of 4,7,8,9‐Tetra‐O‐acetyl‐2‐deoxy‐2β,3β‐epoxy‐N‐acetylneuraminic Acid Methyl Ester.
Authors: OKAMOTO K. , KONDO T. , GOTO T.
Published: May 2016

The reaction of the known epoxyneuraminic acid derivative (I) with MeOH under the conditions indicated in the scheme yields the glycosides (III) and/or (IV).
ChemInform Abstract: Isolation and Identification of Arsenic‐Containing Ribofuranosides and Inorganic Arsenic from Japanese Edible Seaweed Hizikia fusiforme.
Authors: EDMONDS J. S. , MORITA M. , SHIBATA Y.
Published: May 2016

Hizikia fusiforme contains inorganic arsenic (arsenates) and the title furanosides (I).
ChemInform Abstract: Sugar Nitroolefins. Part 7. Synthesis of 3‐(Alditol‐1‐yl)‐1,2,3,5,6,7‐hexahydro‐ and ‐1,5,6,7‐tetrahydro‐indol‐4‐ones. X‐Ray Molecular Structure of (3S)‐3‐(1,2,3,4,5‐Penta‐O‐acetyl‐D‐galacto‐pentitol‐1‐yl)‐1,2,3,5,6,7‐hexahydroindol‐4‐one.
Authors: DIANEZ M. J. , GALAN J. , GOMEZ‐SANCHEZ A. , LOPEZ‐CASTRO A. , RICO M.
Published: May 2016

Reduction of the oxime (I) yields the hexahydroindole derivatives (II).
ChemInform Abstract: Chemistry and Stereochemistry of Iridoids. Part 8. Oxidation of the Enol‐Ether Function of Catalpol Derivatives to the Lactone.
Authors: WEINGES K. , SMUDA H.
Published: May 2016

Oxidation of the catalpol derivatives (Ia)‐(Ic) by NBS/DMSO leads to the α‐bromo lactones (II) (diastereomeric mixtures) which are immediately reduced to the halogen‐free lactones (III).
ChemInform Abstract: Building Units of Oligosaccharides. Part 78. Synthesis of KDO‐Containing Lipid A Analogues.
Authors: PAULSEN H. , SCHUELLER M. +
Published: May 2016

The condensation of the monosaccharide components (I) and (II) and subsequent deblocking lead to the disaccharide (III) containing two 2‐deoxy‐2‐azido‐D‐glucose units.
ChemInform Abstract: Aldehydo‐L‐xylose in the Phosphonoalkylation Reaction of Anilines.
Authors: GLEBOVA Z. I. , VIKRISHCHUK N. I. , UZLOVA L. A. , ZHDANOV YU. A.
Published: May 2016

The xylose (I) reacts with the phosphite (II) and the anilines (III) to give the α‐aminophosphonates (IV).
ChemInform Abstract: Chemical Transformation of Protoberberines. Part 10. A Novel Synthesis of Sanguilutine and Dihydrosanguilutine, Fully Aromatized 2,3,7,8,10‐Pentaoxygenated Benzo(c)phenanthridine Alkaloids.
Authors: HANAOKA M. , KOBAYASHI N. , SHIMADA K. , MUKAI C.
Published: May 2016

The title compounds (X) (dihydrosanguilutine) and (XI) (sanguilutine), isolated from Sanguinaria canadensis, are prepared starting from the amine (I).
ChemInform Abstract: A Simple Synthesis of the Protopine Alkaloids Muramine and Allocryptopine from Tetrahydroprotoberines.
Authors: ROENSCH H. +
Published: May 2016

The syntheses of the title alkaloids (Va) and (Vb), starting from the cyanamides (II), are described.
ChemInform Abstract: Synthesis of 1‐(β‐D‐Ribofuranosyl)indole‐3‐acetic Acid.
Authors: CHU C. K. , SHU J. , CUTLER H. G.
Published: May 2016

The indoleacetate (Ib), prepared by esterification of the acid (Ia), is reduced to give the indoline (II) which is coupled with the ribofuranosyl acetate (III), forming (IV).
ChemInform Abstract: Facile Preparation of C‐Glycosylbarbiturates and C‐Glycosylbarbituric Acids.
Authors: AVALOS GONZALEZ M. , JIMENEZ REQUEJO J. L. , PALACIOS ALBARRAN J. C. , ALBIS PEREZ J. A.
Published: May 2016

Reaction of barbituric acid (Ia) and its dimethyl derivative (Ib) with 2‐amino‐D‐glucose hydrochloride (II) yields the C‐glycosides (III).
ChemInform Abstract: Alteration of the Sequence Specificity of Distamycin on DNA by Replacement of an N‐Methylpyrrolecarboxamide with Pyridine‐2‐carboxamide.
Authors: WADE W. S. , DERVAN P. B.
Published: May 2016

The natural products netropsin and distamycin are DNA groove‐binding molecules that bind sites of four or five successive A,T pairs but in general avoid regions with G,C pairs.
ChemInform Abstract: Moenomycin A: Minimum Structural Requirements for Biological Activity.
Authors: WELZEL P. , KUNISCH F. , KRUGGEL F. , STEIN H. , SCHERKENBECK J. , HILTMANN A. , DUDDECK H. , MUELLER D. + , MAGGIO J. E. , FEHLHABER H.‐W. , SEIBERT G. , VAN HEIJENOORT Y. , VAN HEIJENOORT J.
Published: May 2016

The title compound (I) is converted to (II) by stepwise degradation of the oligosaccharide moiety.
ChemInform Abstract: New Total Synthesis of (.+‐.)‐Indolmycin.
Authors: DIRLAM J. P. , CLARK D. A. , HECKER S. J.
Published: May 2016

The indolecarbaldehyde (I) is converted to the chloro compound (II) which reacts with the anion of the oxazolone (III) to form a mixture of (IV) and (V).
ChemInform Abstract: Hydrogen Intercalation Compounds.
Authors: RITTER CL.
Published: May 2016

Review: On the basis of NMR, IR, and neutron scattering results reported for H‐intercalation compounds (e.g.
ChemInform Abstract: Alkali (Li, Na, K, Rb, Cs, Fr) and Alkaline Earth (Be, Mg, Ca, Sr, Ba, Ra) Metals
Authors: SNAITH R.
Published: May 2016

Review: (235 refs.
ChemInform Abstract: Aluminum, Gallium, Indium and Thallium
Authors: GRIMES S. M.
Published: May 2016

Review: (174 refs.
ChemInform Abstract: Weakly Acidic Bridging Hydroxyl Groups and Nonframework Aluminum Species in Zeolite D‐RHO Shallow‐Bed Calcined in Steam
Authors: FISCHER R. X. , BAUR W. H. , SHANNON R. D. , STALEY R. H.
Published: May 2016

at 773 K. The title zeolite, with the composition D5.3Cs0.7Al6Si42O96 and five nonframework Al atoms, has been investigated by time‐of‐flight neutron powder diffraction and IR spectroscopy.
ChemInform Abstract: The Microstructure of Implanted and Rapid Thermal Annealed Semi‐Insulating Polycrystalline Oxygen‐Doped Silicon
Authors: ALFORD T. L. , YANG D. K. , MASZARA W. , OZGUZ V. H. , WORTMAN J. J. , ROZGONYI G. A.
Published: May 2016

containing 10 and 30 at.% oxygen has been determined by cross‐sectional TEM and SIMS.
ChemInform Abstract: Effects and Characterization of Ion Implantation Enhanced GaAs Schottky Barriers.
Authors: STANCHINA W. E. , CLARK M. D. , VAIDYANATHAN K. V. , JULLENS R. A. , CROWELL C. R.
Published: May 2016

An electrostatic model has been used to analyze the enhancement of Schottky barrier height of Au and Ag on n‐GaAs by shallow Be implantation (5 and 10 keV) which provides good agreement with the experimental Be implant results and results reported for MBE (molecular beam epitaxy) grown layers.
ChemInform Abstract: Growth of Amorphous Germanium Nitride Films by Indirect‐Plasma Enhanced CVD
Authors: ALFORD D. B. , MEINERS L. G.
Published: May 2016

using GeH4 and NH3 as source gases and single crystal Ge and Si as substrates.
ChemInform Abstract: Liquid‐Encapsulated Czochralski Growth and Characterization of GaAs1‐xPx Solid Solution Single Crystals.
Authors: HIBIYA T. , WATANABE H. , ONO H. , MATSUMOTO T. , IWATA N.
Published: May 2016

The GaAs1‐xPx single crystals grown by the title method have a maximum P content of x = 0.43 and a maximum crystal size of 20 mm diameter and 20 mm length (obtained for x = 0.17).
ChemInform Abstract: Radiotracer Technique in Adsorption Study. Part 2. Adsorption of Phosphate Ions on Chromium Metal Powder
Authors: MISHRA S. P. , SINGH T. B.
Published: May 2016

has been studied as a function of phosphate concentration (10‐3‐10‐6 M), temp. (303‐323 K), and pH (3.5‐10.6) of the adsorption solution (NaH2PO4 labelled with 32P).
ChemInform Abstract: Bromo‐ and Chloro‐selenate(II) Compounds
Authors: MILNE J. B.
Published: May 2016

, obtained from MeCN solutions as outlined in the scheme, are characterised by their solution and solid‐state Raman spectra.
ChemInform Abstract: Potassium Sodium Sulphide, KNaS: A New Inter Alkali Metal Sulphide
Authors: SABROWSKY H. , THIMM A. , VOGT P. , HARBRECHT B.
Published: May 2016

has been prepared by annealing a mixture of Na2S and K2S (argon, 875 K, 6 d).
ChemInform Abstract: The Thermal Decomposition of Lead cyclo‐Tetraphosphate
Authors: NARIAI H. , MOTOOKA I. , KANAJI Y. , TSUHAKO M.
Published: May 2016

(Pb2P4O12·2 H2O (I)) has been investigated by XRD, DTA‐TG, HPLC flow injection analysis, isotachophoresis, and IR spectroscopy.
ChemInform Abstract: Potassium Hexahydroxochromate(III), K3(Cr(OH)6): An Example for a New Synthetic Way to Metal Hydroxides and Hydroxometallates
Authors: JACOBS H. , BOCK J.
Published: May 2016

is the comproportionation reaction of NO3‐ and NH2‐ (e.g.
ChemInform Abstract: The First Di‐Rutile: LiMnF4 (With a Remark on LiCoF4).
Authors: WANDNER K.‐H. , HOPPE R.
Published: May 2016

Thermal decomposition of Li2MnF6 or LiMnF5 (Au‐tube, Ar atmosphere, 600 °C, 7 d) yields single crystals of LiMnF4 besides LiF and MnF2.
ChemInform Abstract: Cocondensation Reaction of Disulphurdinitride with Nickel Atoms: The Preparation of Ni(S2N2H)2.
Authors: WOOLLINS J. D.
Published: May 2016

Reaction of Ni vapour (generated using a multifilament consisting of W and Ni wire) with S2N2 (II) (obtained by decomposition of S4N4 over silver wool at 300 °C) yields a dark solid (III) from which, after extraction with MeOH, the known complex (IV) is obtained.
ChemInform Abstract: Free Flavin Interference in Surface Enhanced Resonance Raman Spectroscopy of Glucose Oxidase.
Authors: HOLT R. E. , COTTON T. M.
Published: May 2016

The present work evaluates the suitability of glucose oxidase (GO) as a probe of the enzyme silver interaction on the silver electrode in view of several factors: 1. The inhibition of GO activity by Ag(I) as well as the formation and considerable stability of flavin‐Ag(I) complexes are studied.
ChemInform Abstract: Single‐Crystal X‐Ray and Moessbauer Effect Study of Iron(III) Crown Ether Complexes.
Authors: RUSSO U. , VALLE G. , LONG G. J. , SCHLEMPER E. O.
Published: May 2016

The reaction between Fe(II) salts and 18‐crown‐6 gives no stable products, whereas Fe(III) halides and crown ethers form the complexes (I)‐(IV) depending on the reaction conditions.
ChemInform Abstract: Hartree‐Fock Descriptions of 1,3‐Dipoles. Zwitterions, 1,3‐Diradicals, or Hypervalent Species?
Authors: KAHN S. D. , HEHRE W. J. , POPLE J. A.
Published: May 2016

The utility of HF theory to account for the known geometries of 1,3‐dipoles, restricted at present to unsubstituted 1,3‐dipoles represented by planar structures and incorporating 4π electrons, is examined.
ChemInform Abstract: Vanadium(V) Oxyanions. Interactions of Vanadate with Oxalate, Lactate, and Glycerate.
Authors: TRACEY A. S. , GRESSER M. J. , PARKINSON K. M.
Published: May 2016

The title reactions have been studied by 51V NMR spectroscopic measurements.
ChemInform Abstract: Ternary Complexes in Solution. Part 49. Intramolecular Equilibria in Metal Ion Complexes of Adenosine 5′‐Triphosphate (ATP4‐): Coordination of Ammonia or Imidazole to M(ATP)2‐ Releases N‐7 from the Metal Ion Coordination Sphere.
Authors: TRIBOLET R. , MARTIN R. B. , SIGEL H.
Published: May 2016

1H NMR shift measurements in D2O at 27 °C under conditions where the monomeric complexes dominate, together with earlier observations show that the mixed‐ligand complex formation between (M(ATP))2‐ (M: Cd, Zn, Ni, Cu, Co, Mn) and an unidentate ligand (e.g.
ChemInform Abstract: Monooxo Complexes of Ruthenium(V) as Homogeneous Redox Catalysts for the Electrooxidation of Benzyl Alcohol.
Authors: WONG K.‐Y. , CHE C.‐M. , ANSON F. C.
Published: May 2016

Cyclic voltammograms of the Ru(IV) complexes (Ia) show a reversible oxidation in MeCN.
ChemInform Abstract: Asymmetric Hydrogenation of Methyl‐(Z)‐α‐acetamidocinnamate Catalyzed by (1,2‐Bis((phenyl‐o‐anisoyl)phosphino)ethane)rhodium(I): Kinetics, Mechanism, and Origin of Enantioselection.
Authors: LANDIS C. R. , HALPERN J.
Published: May 2016

The less stable of the two diastereomeric adducts (III) leads to the predominant product enantiomer (IV) by virtue of its much higher reactivity toward H2.
ChemInform Abstract: Alkylmetal Asymmetric Reduction. Part 18. Starting Materials in the Preparation of New Chiral Reducing Agents: Synthetic Approach to Primary Alkyl Halides Derived from (+)‐Camphor.
Authors: FALORNI M. , LARDICCI L. , GIACOMELLI G.
Published: May 2016

The halomethylbornanes (III) and (IV) are prepared from the exomethylene derivatives (I) via the alcohols (II) which are obtained by hydrogenation, using three different methods: 1. tosylation, followed by chlorination, 2. direct basic bromination or 3. treatment of (II) with triphenylphosphine and carbontetrahalide.
ChemInform Abstract: Reactions of 9‐Substituted Fluorenide Carbanions with Allyl Chlorides by SN2 and SN2′ Mechanisms.
Authors: BORDWELL F. G. , CLEMENS A. H. , CHENG J.‐P.
Published: May 2016

The average ratio of SN2 rate constants for benzyl chloride (II) vs.
ChemInform Abstract: Dramatic Effects of Oxygen Substituents on 1,3‐Asymmetric Induction in Additions of Allyltriphenylstannane to β‐Alkoxy Aldehydes: A Chemical and Spectroscopic Investigation.
Authors: KECK G. E. , CASTELLINO S. , WILEY M. R.
Published: May 2016

The paper deals with the influence of the Lewis acids (III) and the substituents R2 on the selectivity of the reaction between the aldehydes (I) and the allylic stannane (II), yielding the diastereomeric alcohols (IV) and (V).
ChemInform Abstract: Metal Ion Catalyzed Reactions of Acrylonitrile, Acrylamide, and Ethyl Acrylate by Way of Their Diels‐Alder Cycloadducts.
Authors: NANJAPPAN P. , CZARNIK A. W.
Published: May 2016

Cycloaddition of acryl derivatives such as (II) to the anthracene (I) yields the ortho adduct (IIIa) accompanied by the meta adduct (10% yield).
ChemInform Abstract: Epoxide Opening with tert‐Butyldimethylsilyl Cyanide‐Zinc Iodide. Evidence for a Stepwise Process in the Opening of a Sterically Hindered Epoxide.
Authors: GASSMAN P. G. , HABERMAN L. M.
Published: May 2016

The epoxides (I), (IV), and (VI) undergo ring opening with tert‐butyldimethylsilyl cyanide (II) in the presence of zinc iodide to give the trans‐siloxy isonitriles (III), (V), and (VII).
ChemInform Abstract: In situ Opening of Epoxy Alcohols: A Convenient Alternative to the Isolation of Unstable Epoxy Alcohols.
Authors: KO S. Y. , SHARPLESS K. B.
Published: May 2016

The allylic alcohols (I) undergo asymmetric epoxidation, yielding the epoxy alcohols (II).
ChemInform Abstract: Condensation of o‐Phenylenediamines with Azlactones.
Authors: SUBHASHINI N. J. P. , HANUMANTHU P.
Published: May 2016

The title reaction between (I) and (II) (ratio = 2:1) leads to formation of the quinoxalinones (III) and the benzimidazoles (IV).
ChemInform Abstract: Synthesis of Tricyclic Spiroketones Derived from Natural Products.
Authors: BERRIER C. , JACQUESY J.‐C. , RENOUX A.
Published: May 2016

Cyclization of the diphenylethanes (I) leads to the title compounds (II), their rearrangement products (III) and the enones (IV); the product ratios vary with the reaction conditions.
ChemInform Abstract: Benzylic Hydroperoxide Rearrangement: Observations on a Viable and Convenient Alternative to the Baeyer‐Villiger Rearrangement.
Authors: BOGER D. L. , COLEMAN R. S.
Published: May 2016

The benzylic alcohols (I) are converted to the hydroperoxides (II) which undergo cleavage and rearrangement, yielding the phenols (III).
ChemInform Abstract: Reduction of Vinyloxiranes with Samarium Diiodide. An Efficient Route to Functionalized Chiral, Nonracemic (E)‐Allylic Alcohols.
Authors: MOLANDER G. A. , LA BELLE B. E. , HAHN G.
Published: May 2016

Samarium diiodide, generated in situ from metallic Sm and 1,2‐diiodoethane, is employed as a reagent for the reductive cleavage of vinylic epoxides such as (I), (III), and (V), yielding allylic alcohols such as (II), (IV), and (VI).
ChemInform Abstract: 1,3‐Dimethyl‐2‐phenylbenzimidazoline as a Novel and Efficient Reagent for Mild Reductive Dehalogenation of α‐Halo Carbonyl Compounds and Acid Chlorides.
Authors: CHIKASHITA H. , IDE H. , ITOH K.
Published: May 2016

The benzimidazoline (I) mentioned in the title is employed in the dehalogenation of the α‐halocarbonyl compounds (II), yielding (III).
ChemInform Abstract: Birch Reduction and Reductive Alkylation of Benzonitriles and Benzamides.
Authors: SCHULTZ A. G. , MACIELAG M.
Published: May 2016

Birch reduction of the benzonitriles (I), followed by alkylation with (II) and work‐up with aqueous ammonium chloride yield the cyclohexadienes (III).
ChemInform Abstract: A Selective Method for Deuterium Exchange in Hydroaromatic Compounds.
Authors: OFOSU‐ASANTE K. , STOCK L. M.
Published: May 2016

Proton‐deuterium exchange in benzylic positions of hydroaromatic compounds such as (I), (III), and (V) is achieved by catalytic deuteration in the presence of DO‐Ac and palladium‐on‐carbon catalyst.
ChemInform Abstract: Vinylic Organoboranes. Part 6. A General Synthesis of (E)‐Disubstituted Alkenes or Ketones via the (E)‐(1‐Substituted‐1‐Alkenyl)boronic Esters.
Authors: BROWN H. C. , BASAVAIAH D. , KULKARNI S. U. , LEE H. D. , NEGISHI E. , KATZ J.‐J.
Published: May 2016

The haloboranes (II) or (XI) are coupled with the alkenes (I) and then reduced.
ChemInform Abstract: Synthesis and Properties of Cyclopropanone Hydrazones.
Authors: REETZ M. T. , RHEINHEIMER J.
Published: May 2016

The cyclopropanone hydrazones (V) are prepared either by Wittig reaction of cyclopropanone (IV) and the phosphoranylidene hydrazine (III) or by dehydration of the 1‐hydroxycyclopropylhydrazines (VII).
ChemInform Abstract: Autocondensation of Cyclohexane. Composition of Dimerization and Trimerization Products.
Authors: KIM A. M. , MARKOV A. F. , MAMATYUK V. I. , EMIRYAN A. A.
Published: May 2016

Autocondensation of cyclohexanone (I) in the presence of solid NaOH or KOH yields the dimerization products (II) and (III) and the trimerization products (IV) ‐ (VI).
ChemInform Abstract: Tandem Alkylation‐Reduction of Nitriles. Synthesis of Branched Primary Amines.
Authors: WEIBERTH F. J. , HALL S. S.
Published: May 2016

Simultaneous alkylation and reduction of the nitriles (I) to produce the branched primary amines (III) is achieved by reaction with the Grignard reagents (II) and treatment with lithium in liquid ammonia.
ChemInform Abstract: Selective Reactions of Azide‐Substituted α‐Diazo Amides with Olefins and Alcohols Using Rhodium(II) Catalysts.
Authors: JEGANATHAN A. , RICHARDSON S. K. , MANI R. S. , HALEY B. E. , WATT D. S.
Published: May 2016

The synthesis of N‐substituted α‐diazo amides such as (III) is performed in an analogous manner to the preparation of (IIIa), outlined in the reaction scheme.
ChemInform Abstract: Thiosemicarbazones of N‐Arylacetylformamidoximes and Their Tuberculostatic Properties.
Authors: KHALILOVA S. F. , POPLAVSKAYA I. A. , BLONSKAYA L. I. , BLAGODARNYI YA. A.
Published: May 2016

The title compounds (III) in the anti‐form are prepared from the acetylformamidoximes (I) and thiosemicarbazide (II).
ChemInform Abstract: 2‐(4‐Pyridyl)ethyl as a Protective Group for Sulfur Functionality.
Authors: KATRITZKY A. R. , TAKAHASHI I. , MARSON C. M.
Published: May 2016

The pyridylethyl group is used as a protecting group for sulfur functionalities as shown in the reaction scheme.
ChemInform Abstract: Synthesis and Properties of Some New 3‐Substituted Hexestrol Derivatives.
Authors: VILKAS M. , MASAMBA L. , MAKANI S. , LECLERCQ G.
Published: May 2016

The target compounds (IVb) and (VII) are prepared from the hexestrol methyl ether (Ia).
ChemInform Abstract: Utilization of α‐Naphthylethyl‐2‐furan in Diene Addition: Access to Derivatives of New Heterocycles.
Authors: DUVAL O. , MAVOUNGOU GOMES L.
Published: May 2016

Diels‐Alder reaction between the furans (I) and the acetylene (II) affords (III), which is converted to the dicarboxyfurans (IV).
ChemInform Abstract: A Short, Stereoselective Synthesis of the Lactone Precursor to 2R,4S,5S‐Hydroxyethylene Dipeptide Isosters.
Authors: FRAY A. H. , KAYE R. L. , KLEINMAN E. F.
Published: May 2016

Starting with the L‐leucinal derivative (I), a synthesis of the optically active lactone (VIII) is described which involves reaction of (I) with the lithium acetylide (II), hydrogenation, cyclization, separation of the isomers (IV) and (V), and subsequent stereoselective alkylation of (V) with (VI), followed by hydrogenation of (VII).
ChemInform Abstract: Regioselectivity of Electrophilic Additions to 7‐Oxabicyclo(2.2.1)heptenes Controlled by Remote Substituents. Arenesulfonyl Substituted 7‐Oxabicyclo(2.2.1)heptenes as Stereo‐ and Regioselective Chiral Dienophiles.
Authors: BLACK K. A. , VOGEL P.
Published: May 2016

The 7‐oxanorbornenes (I) undergo addition reactions with contrasting regioselectivity.
ChemInform Abstract: Reactions of α,β‐Unsaturated Ketones with Nucleophiles.
Authors: AKHTAR M. S. , SETH M. , BHADURI A. P.
Published: May 2016

Reaction of the ketones (I) and (III) with hydroxylamine hydrochloride (V) proceeds with selective loss of an acetyl group to give the isoxazoles (II) and (IV), respectively.
ChemInform Abstract: New Thiadiazabicyclic Compounds with Immunoregulatory Actions on Human T Lymphocytes: Comparison with Tetramisole.
Authors: REFOUVELET B. , TRONCHE P. , COUQUELET J. , ROBERT J.‐F. , BONNEFOY‐CLAUDET G. , PANOUSE‐PERRIN J.
Published: May 2016

The title compounds, represented in the scheme by (IV), (V), (VII) and (IX), are prepared from (I) by similar procedures.
ChemInform Abstract: Azides. Part 7. Thermolysis of p‐Toluenesulfonylazide and Ethyl Azidoformate in Pyridine and Its Derivatives; Evidence for an Electronic Equilibrium for N‐Iminopyridinium Ylides.
Authors: AYYANGAR N. R. , BAMBAL R. B. , SRINIVASAN K. V.
Published: May 2016

The thermolysis of the azides (I) and (IV) in pyridine (IIa) and ethyl isonicotinate (IIb) is studied.
ChemInform Abstract: Synthesis of N‐Substituted 4‐(2‐Oxoalkyl)‐1,4‐dihydronicotinates and Their Inverse Electron Demand Diels‐Alder Reaction with 3,4‐Dichlorothiophene 1,1‐Dioxide.
Authors: AKIBA K. , OHTANI A. , YAMAMOTO Y.
Published: May 2016

The 1,4‐dihydronicotinates (V) and (VII) are prepared from (I) via the N‐acylpyridinium chlorides (III).
ChemInform Abstract: Synthesis and Pharmacological Activity of 5,6‐ and 4,5‐Ethylenedioxytryptamines.
Authors: PARTSVANIYA D. A. , AKHVLEDIANI R. N. , GORDEEV E. N. , VIGDORCHIK M. M. , KULESHOVA L. N. , TRUBITSYNA T. K. , MASHKOVSKII M. D. , SUVOROV N. N.
Published: May 2016

5,6‐ (VIIa) and 4,5‐Ethylenedioxytryptamine (VIIb) are prepared from the amino compound (I) as shown in the reaction scheme.
ChemInform Abstract: Synthesis and Base‐Mediated Dehydrochlorination of 6‐Chloro‐7,8‐dihydro‐9‐(4‐methylbenzyl)‐2‐(trifluoromethyl)purine.
Authors: KELLEY J. L. , LINN J. A.
Published: May 2016

The trifluoromethylpurine (Ib) derived from (Ia) is reduced to yield the derivatives (II).
ChemInform Abstract: Synthesis of Esters in the Azabicyclo(3.3.1)nonane Series and Their Psychotropic Effects.
Authors: OMAROV T. T. , ZAKS A. S. , KAPITONENKO T. A. , BAISALBAEVA S. A. , SULTANBAEVA B. N.
Published: May 2016

Reaction of the carbinols (I) with the acylating agents (II) and (III) gives the esters (IV) mentioned in the title.
ChemInform Abstract: Organic Synthesis Using PTC. Part 2. Synthesis of Cyclic Esters from Diols and Diacid Chlorides Under Phase Transfer Conditions.
Authors: SINGH P. , ARORA G.
Published: May 2016

The reactions between acid chlorides of type (I) and the diols (II), (III) and (VI) under liquid‐liquid (= method A) or solid‐liquid (= method B) phase‐transfer conditions are investigated.
ChemInform Abstract: Synthesis of Macrocyclic Lactones and Ether Lactones Under Solid‐Liquid Phase Transfer Conditions.
Authors: SINGH P. , KUMAR M. , SINGH H.
Published: May 2016

The reaction of the diols (I) with the diacid chlorides (II) is investigated under phase‐transfer catalysis conditions using different catalysts, bases and solvents.
ChemInform Abstract: (Aminoethynyl) Metalations. Part 17. Reactions of (Silyl‐, Germyl‐ and Stannylethynyl)amines with Diethyl Carbonylmalonate.
Authors: HIMBERT G. , HENN L.
Published: May 2016

The ynamines (I) and (V) react with the diester (II) to afford the pyrones (III) and (VI), respectively.
ChemInform Abstract: Synthesis of Halogenated Phosphonoacetate Esters.
Authors: MCKENNA C. E. , KHAWLI L. A.
Published: May 2016

The halogenated phosphonoacetates (III) and (V) ‐ (VII) are prepared from (I) and (IV) as outlined in the reaction scheme.
ChemInform Abstract: Properties of Bis(diethylamido)imidotrichloromethylphosphonate. Part 5. Reactions with Ketones.
Authors: KOZLOV E. S. , DUBENKO L. G.
Published: May 2016

The phosphonic diamide imide (II) reacts with the carbonyl compounds (Ia) ‐ (If) to give the phosphorylated azomethines (III).
ChemInform Abstract: Rearrangements of Imidoyl Derivatives of Phosphoric Acids.
Authors: ZIMIN M. G. , KAMALOV R. M. , AFANAS'EV M. M. , PUDOVIK A. N.
Published: May 2016

The chlorocarbonic imidates (III), prepared from the isocyanide dichloride (I) and the nucleophiles (II), react with the thiophosphates (IV) to give the imidoyl thiophosphates (V) which are not stable but isomerize, producing the amidophosphates (VI).
ChemInform Abstract: Prototropic Migration in the Phosphorylation of Imidoyl Chlorides Containing Hydrogen at the α‐Carbon Atom. Part 2. Phosphorylation of N‐Benzyltrihaloacetimidoyl and N‐(Trifluoroethyl)benzimidoyl Chlorides.
Authors: SINITSA A. D. , ONYS'KO P. P. , KIM T. V. , KISELEVA E. I. , PIROZHENKO V. V.
Published: May 2016

The imidoyl chloride (I) reacts with the alkyl phosphites (II) to give the imidoylphosphonates (III) which are not stable even at room temperature but isomerize, forming the α‐phosphorylated azomethines (IV).
ChemInform Abstract: Hexacoordinate Phosphorus. Part 4. Preparation and Characterization of Fluoro(pentane‐2,4‐dionato)(trifluoromethyl)phosphorus(V) Derivatives.
Authors: BURFORD N. , KENNEPOHL D. , COWIE M. , BALL R. G. , CAVELL R. G.
Published: May 2016

The (trifluoromethyl)fluorophosphoranes (CF3)xPF5‐x (x = 1‐3) reacts with acetylacetone at room temp. undergoing single substitution of fluorine to form the hexacoordinate phosphoranes (I)‐(III); only (I) is obtained as a mixture of two isomers.
ChemInform Abstract: Chemistry of Phosphorus. Part 177. P8tBu6O6 ‐ A Highly Oxidized Cyclophosphane with an Intact P Framework.
Authors: BAUDLER M. , GERMESHAUSEN J.
Published: May 2016

Oxidation of the air‐stable octaphosphane (I) with cumene hydroperoxide yields the title compound (II) as a colorless, air‐stable solid.
ChemInform Abstract: Alkaline Hydrolysis of Triphenylprop‐2‐ynylarsonium Bromide and Its Isomerized Products.
Authors: KHANDKER M. N. I. , AHMAD A.
Published: May 2016

In the basic medium NEt3/MeOH, the title compound (I) isomerizes readily to the acetylenic isomer (III) via the allenic isomer (II).
ChemInform Abstract: Theory and Application of Photoelectron Spectroscopy. Part 110. 1,2‐Diselenete and 1,2‐Thiaselenete.
Authors: DIEHL F. , SCHWEIG A.
Published: May 2016

Gas‐phase pyrolysis of the ketones (I) leads to formation of the desired title compounds (II) with concomitant loss of carbon monoxide.
ChemInform Abstract: Titanium Hydride Formation via Hydrogen Transfer from 2‐Methylpyridine to a Titanium Fulvene Compound; the First Structural Characterized Terminal Titanium Hydride.
Authors: PATTIASINA J. W. , VAN BOLHUIS F. , TEUBEN J. H.
Published: May 2016

When (I) is treated with 2‐methylpyridine, an unexpected reaction takes place leading to the title compound (II), which crystallizes in the space group P21/n with Z=4.
ChemInform Abstract: Organic Syntheses Using Transition Metal Complexes. Part 22. Trimethylenemethane Complexes of Cr, Mo, and W by Novel Methylenation of Allenes with Carbene Complexes; Cyclopentanes by (3 + 2) Cycloaddition of Trimethylenemethane Complexes to Allenes.
Authors: AUMANN R. , UPHOFF J.
Published: May 2016

The trimethylenemethane complexes (III) and (IV) are new C3 building blocks for syntheses involving (3 + 2) cycloadditions.
ChemInform Abstract: Phosphine Cleavage of Iron(III)‐Bridged Double Cubanes: A New Route to MoFe3S4 Single Cubanes.
Authors: ZHANG Y.‐P. , BASHKIN J. K. , HOLM R. H.
Published: May 2016

The reaction of the Fe(III)‐bridged double‐cubane cluster (II) with 6 equiv. 1,2‐bis(dimethylphosphino)ethane affords the single cubane cluster (Ia).
ChemInform Abstract: Solution Chemistry of Macrocycles. Part 5. Synthesis and Ligational Behavior Toward Hydrogen and Copper(II) Ions of the Large Polyazacycloalkane 1,4,7,10,13,16,19,22,25‐Nonaazacycloheptacosane ((27)aneN9).
Authors: BENCINI A. , BIANCHI A. , GARCIA‐ESPANA E. , GIUSTI M. , MICHELONI M. , PAOLETTI P.
Published: May 2016

The new large aza macrocycle (VII) is prepared according to the scheme.
ChemInform Abstract: Nearly Tetrahedral 1:2 Complexes of Copper(I), Copper(II), Nickel(II), Cobalt(II), and Zinc(II) with 2,2′‐Bis(2‐imidazolyl)biphenyl.
Authors: KNAPP S. , KEENAN T. P. , ZHANG X. , FIKAR R. , POTENZA J. A. , SCHUGAR H. J.
Published: May 2016

The title ligand (I), prepared by published methods, yields complexes (II) on treatment with the metal(II) perchlorates in EtOH.
ChemInform Abstract: Oxygen Atom Transfer in the Oxidations of Dimethyl Sulfide and Dimethyl Sulfoxide by ((bpy)2(py)Ru(O))2+.
Authors: ROECKER L. , DOBSON J. C. , VINING W. J. , MEYER T. J.
Published: May 2016

A kinetic study on the oxidation of dimethyl sulfide to dimethyl sulfoxide and of dimethyl sulfoxide to dimethyl sulfone by the title complex (I) is carried out by UV/VIS and 1H NMR spectroscopy as well as electrochemical investigations.
ChemInform Abstract: s‐Tetrazine as Ligand for Monomeric and Bridged Macrocyclic Metal Complexes.
Authors: KEPPELER U. , DEGER S. , LANGE A. , HANACK M.
Published: May 2016

The bridged complexes (Ia) and (Ic) are prepared by reaction of the monomeric phthalocyaninato‐ or naphthalocyaninatometal compounds with a small excess of s‐tetrazine at 70 ° or 50 °C in CHCl3 for one or two days.
ChemInform Abstract: Alcohol Electrooxidation Catalysts from Degraded Polyanionic Chelating Ligand Complexes. The Uncertainty for Catalyst Identification That Accompanies a Decomposing Catalytic System.
Authors: ANSON F. C. , COLLINS T. J. , GIPSON S. L. , KRAFFT T. E.
Published: May 2016

Electrooxidation of (I) in the presence of alcohols leads to the discovery of several catalytic systems for the electrochemical oxidation of alcohols.
ChemInform Abstract: Chemistry and Stereochemistry of Iridoids. Part 9. EPC Synthesis of (1R,2R,2′′Z)‐(‐)‐Methyl Jasmonate from Catalpol ‐ Crystal and Molecular Structure of Methyl Dehydrojasmonate Semicarbazone.
Authors: WEINGES K. , GETHOEFFER H. + , HUBER‐PATZ U. , RODEWALD H. , IRNGARTINGER H.
Published: May 2016

The title compound (‐)‐(VIII) is synthesized starting from the compound (I) which in turn is available from the iridoid catalpol.
ChemInform Abstract: Synthesis of Dehydrophenylalanine‐Containing Analogues of 6‐11 Fragment of Substance P, Additionally Modified in Position 9.
Authors: WASIAK T. , JANECKA A. , KOZIOLKIEWICZ W.
Published: May 2016

The hexapeptides (I)‐(V), analogues of the 6‐11 fragment of Substance P (VI) (= SP), are synthesized by classical methods.
ChemInform Abstract: Synthesis of Enkephalin Analogues. Part 1. Analogues of Extended C‐Terminus.
Authors: PARUSZEWSKI R. , GMITRZUK‐ZIETARSKA E. , MATUSIAK R. , GUMULKA S. , OSIPIAK B. , KRZASCIK P.
Published: May 2016

Six enkephalin analogues of type (I) and (II) are synthesized as their amides, esters and as free acids using standard methods.
ChemInform Abstract: Mycoloylpeptides and Other Lipopeptide Adjuvants from Higher Aldoketene Dimers.
Authors: METZGER J. , JUNG G.
Published: May 2016

The reaction between the aldoketene dimer (I), derived from the corresponding fatty acid, and the amino acid esters (II) represents a simple and economical route to novel lipoamino acids.
ChemInform Abstract: 1‐Methylene Sugars as C‐Glycoside Precursors.
Authors: RAJANBABU T. V. , REDDY G. S.
Published: May 2016

The sugar lactones (II) are treated with Tebbe's reagent (I) to produce the methylene derivatives (III).
ChemInform Abstract: Convenient Synthesis of Hex‐1‐enopyran‐3‐uloses: Selective Oxidation of Allylic Alcohols Using Pyridinium Dichromate.
Authors: CZERNECKI S. , VIJAYAKUMARAN K. , VILLE G.
Published: May 2016

The glycals (I) and (V) are oxidized with pyridinium dichromate (II) and then acetylated to produce the O‐acetyl uloses (IV) and (VII) respectively.
ChemInform Abstract: Hexose‐Modified Anti‐Viral Analogues of Uridine 5′‐Diphosphate Glucose Derivatives.
Authors: FIANDOR J. , GARCIA‐LOPEZ M.‐T. , DE LAS HERAS F. G. , MENDEZ‐CASTRILLON P. P. , SAN FELIX A. , ALARCON B. , CARRASCO L.
Published: May 2016

The title compounds, e.g. (IV), are prepared by successive reaction of a hexose of type (I) with (III) and (II).
ChemInform Abstract: Photochemical Coupling of 5‐Bromouracil (BU) to a Peptide Linkage. A Model for BU‐DNA Protein Photocrosslinking.
Authors: DIETZ T. M. , VON TREBRA R. J. , SWANSON B. J. , KOCH T. H.
Published: May 2016

Photocrosslinking of DNA containing 5‐bromouracil in place of some of the thymine to an associated protein has potential for studying protein nucleic acid interactions.
ChemInform Abstract: Synthesis of a New Flavone.
Authors: SRIVASTAVA S. , SRIVASTAVA S. D.
Published: May 2016

The flavones (V) and (VII) (yields given in mg) are synthesized as shown in the scheme.
ChemInform Abstract: Total Synthesis of the Enantiomerically Pure Lichen Macrolide (+)‐Aspicilin.
Authors: QUINKERT G. , HEIM N. , GLENNEBERG J. , BILLHARDT U.‐M. , AUTZE V. , BATS J. W. , DUERNER G. +
Published: May 2016

The synthesis of the title compound (+)‐(V) (constituent of Aspicilia caesiocinerea) is carried out as shown in the scheme starting from the diastereomeric acetates (I).
ChemInform Abstract: Synthesis of 25‐Hydroxy‐ and 1α,25‐Dihydroxyvitamin D3 from Vitamin D2 (Calciferol).
Authors: ANDREWS D. R. , BARTON D. H. R. , HESSE R. H. , PECHET M. M.
Published: May 2016

The triene system of calciferol acetate (I) is partly protected by reaction with phthalazinedione, formed in situ from phthalhydrazide (II).
ChemInform Abstract: Synthesis of a Biologically Active Analogue of Prostaglandin E2 (Racemate and Enantiomerically Pure Compounds).
Authors: BARTMANN W. , BECK G. , JAEHNE G. + , LERCH U. , WESS G.
Published: May 2016

By an eight‐step synthesis the aldehyde (I) is transformed to the racemic title compound (IX) (dimoxaprost).
ChemInform Abstract: Hydrolysis of an Amide in a Carboxypeptidase Model Using Co(III) and Bifunctional Catalysts.
Authors: SCHEPARTZ A. , BRESLOW R.
Published: May 2016

The Co(III)‐chelated amide (Ia) shows a rate of hydrolysis which indicates cooperation of the metal with the phenol group.
ChemInform Abstract: A New Semisynthetic Esterase.
Authors: ZEMEL H.
Published: May 2016

The semisynthetic enzyme is obtained by removing the heme group from the sperm‐whale Met‐myoglobin.
ChemInform Abstract: Macrolide Fundamental Chemistry: Sequential Conversion of the 14‐Membered Ring Macrolide Antibiotic Oleandomycin to 12‐ and 10‐Membered Ring Macrocyclic Lactone Systems.
Authors: NAGEL A. A. , CELMER W. D. , JEFFERSON M. T. , VINCENT L. A. , WHIPPLE E. B. , SCHULTE G.
Published: May 2016

Oleandromycin (I) is converted to the macrocyclic lactones (II) and (III) as shown in the reaction scheme.
ChemInform Abstract: Practical Conversion of Artemisinic Acid into Desoxyartemisinin.
Authors: JUNG M. , ELSOHLY H. N. , CROOM E. M. , MCPHAIL A. T. , MCPHAIL D. R.
Published: May 2016

Artemisinic acid (I) is converted to the hydroperoxide (II) by esterification, stereoselective reduction, and photooxidation using normal procedures.
ChemInform Abstract: Structure of the Ammonia‐Boryl Radical (BH2NH3), an Inorganic Analogue of the Ethyl Radical. A Non Empirical Study
Authors: RUSSO N. , SUBRA R. , TOSCANO M. , BARONE V.
Published: May 2016

at the UHF‐SCF level employing the 6‐31*G basis set including complete geometry optimization on various possible conformations suggests that the distortion of the BH2 group is higher than the corresponding distortion of the CH2 group in the isoelectronic CH2CH3 and CH2NH3 radicals.
ChemInform Abstract: Formation of a Defect‐Spinel Phase in CdSnO3.
Authors: INAGAKI M. , YAMASHITA Y.
Published: May 2016

Thermal decomposition of CdSn(OH)6 at 550‐800 °C results in the formation of a mixture of ilmenite‐ and spinel‐type CdSnO3.
ChemInform Abstract: Introducing Compressive Surface Stresses Into Brittle Materials.
Authors: TROCZYNSKI T. B. , NICHOLSON P. S.
Published: May 2016

The effect that sodium β‐Al2O3 changes its molar volume upon ion exchange is utilized to introduce surface compression into brittle matrices to improve their strength.
ChemInform Abstract: The As2Se3‐Tl2S System
Authors: ALIEV I. I. , IL'YASOV T. M.
Published: May 2016

is studied for the first time and the phase diagram is determined.
ChemInform Abstract: A Double Borate of Bismuth and Zinc in the System Bi2O3‐B2O3‐ZnO.
Authors: ZARGAROVA M. I. , KASUMOVA M. F. , ABDULLAEV G. K.
Published: May 2016

The title system is studied and the phase diagram is determined.
ChemInform Abstract: Lithium‐MnO2 Cells Containing CFx or C2F in the Cathode.
Authors: KOZAWA A.
Published: May 2016

Cathodes consisting of a large amount of MnO2 and a small amount of C2F or CFx have been studied in a coin type lithium cell.
ChemInform Abstract: A New Electrode‐Active Material for Polymer Batteries: Polyvinylferrocene.
Authors: IWAKURA C. , KAWAI T. , NOJIMA M. , YONEYAMA H.
Published: May 2016

Charge‐discharge curves of polyvinylferrocene (PVF) electrodes in LiClO4 containing electrolytes exhibit excellent potential flatness and very high coulombic efficiencies in both nonaqueous and aqueous solutions.
ChemInform Abstract: The Anodization of Heated Aluminum.
Authors: CREVECOEUR C. , DE WIT H. J.
Published: May 2016

Heating Al for a short time at 550 °C results in the formation of a thin crystalline oxide layer on the metal surface.
ChemInform Abstract: Solid‐State Decomposition Studies on Fluoroperoxo Species of Transition Metals. Part 13. Kinetics of Isothermal Decomposition of K2(V2O3(O2)2F2) and K3(Ta(O2)2F4)
Authors: GHOSH J. K. , JERE G. V.
Published: May 2016

have been investigated in the temp. range 413‐493 K using a constant volume apparatus.
ChemInform Abstract: Laser‐Driven Pyrolysis: Synthesis of TiO2 from Titanium Isopropoxide.
Authors: RICE G. W.
Published: May 2016

The laser‐driven pyrolysis of Ti(iPrO)4 yields TiO2 (anatase) powder nearly free of carbon.
ChemInform Abstract: Cerium‐Molybdenum‐Tellurium Oxides.
Authors: BART J. C. J. , FORZATTI P. , GARBASSI F. , CARIATI F.
Published: May 2016

Ternary oxide formation in the Ce‐Mo‐Te‐O system has been investigated in the temp. range 400‐600 °C in air and eight new phases have been identified: Ce6Mo10Te4O47, Ce2Mo2Te2O13, Ce4Mo11Te10O59, Ce2Mo2Te4O17, Ce10Mo12Te14O79, Ce6Mo8Te6O45, Ce2Mo3Te2O16, and (Ce4Mo13Te3O51) (preparative conditions are listed in a table).
ChemInform Abstract: Preparation of Cubic Perovskites A(B2/5W3/5)O3 (A: Ba or Sr, B: Na or Li).
Authors: HIKICHI Y. , SUZUKI S.
Published: May 2016

The title compounds (IVa)‐(IVc) have been obtained from the solid state reactions outlined in the scheme.
ChemInform Abstract: The Chemistry of Vitamin B12. Part 27. The Cage Phosphite Ester 4‐Ethyl‐2,6,7‐trioxa‐1‐phosphabicyclo(2.2.2)octane and the Anionic Dimethyl Phosphite as Ligands for Cobalt(III) Corrinoids.
Authors: CHEMALY S. M. , BETTERTON E. A. , PRATT J. M.
Published: May 2016

The equilibrium constant for the substitution of coordinated H2O in aquocobalamin (vitamin B12a) by the cage phosphite ester is determined in aqueous solution at 25 °C spectrophotometrically; comparison with the estimated pK for the protonation shows the marked preference for Co(III) over the proton.
ChemInform Abstract: Rhodium‐Diphosphine Complexes as Catalysts in Aldol Additions.
Authors: REETZ M. T. , VOUGIOUKAS A. E.
Published: May 2016

The Rh(I) complexes (I) ‐ (III) are employed as catalysts in the aldol reaction of the aldehydes (IV) and the silyl enol ethers (V).
ChemInform Abstract: Synthesis of Isopinocampheyl Halogenoboranes and Their Application as Chiral Catalysts in Asymmetric Diels‐Alder Reactions.
Authors: BIR G. , KAUFMANN D.
Published: May 2016

The haloboranes (III) and (V), prepared as shown in the reaction scheme, are used as catalysts in the Diels‐Alder reaction of cyclopentadiene (VI) with methacrolein (VII), yielding the norbornene carbaldehyde (VIII).
ChemInform Abstract: Photochemistry of Diaryl Substituted 2H‐Tetrazoles. Part 7. Thermal Behavior of 2,5‐Diaryl‐2H‐tetrazoles.
Authors: CSONGAR C. , FEIST M. , TOMASCHEWSKI G.
Published: May 2016

The thermal decomposition of the title compounds (I) gives the tetraaryldihydrotetrazines (II) along with the triaryltriazoles (III).
ChemInform Abstract: Amnesia‐Reversal Activity of a Series of Cyclic Imides.
Authors: BUTLER D. E. , LEONARD J. D. , CAPRATHE B. W. , L'ITALIEN Y. J. , PAVIA M. R. , HERSHENSON F. M. , POSCHEL P. H. , MARRIOTT J. G.
Published: May 2016

The cyclic imides (V) and (VIII) are prepared from the nitroalkanes (I) and the acrylates (II) or from the pyrrolidinones (VI) as outlined in the reaction scheme.
ChemInform Abstract: Manganese(III) Based Oxidative Free‐Radical Cyclizations. Part 2. Polycyclization Reactions Proceeding Through Tertiary Cations.
Authors: SNIDER B. B. , MOHAN R. , KATES S. A.
Published: May 2016

The oxidative cyclization of unsaturated β‐keto esters such as (I) and (IV) or unsaturated malonic diesters such as (IX) in the presence of Mn(III) acetate (II) is investigated.
ChemInform Abstract: Manganese(III) Based Oxidative Free‐Radical Cyclizations. Part 3. Polycyclization Reactions Proceeding Through Secondary Radicals.
Authors: MOHAN R. , KATES S. A. , DOMBROSKI M. A. , SNIDER B. B.
Published: May 2016

The 3‐oxo‐7‐octenoates (I) and (IV) undergo ring closure upon reaction with manganese triacetate, yielding (III) or (V) and (VI).