bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Organic Sulfur Chemistry. Part 51. Preparation of Thiols Using α‐Trimethylsiloxy Derivatives.
Authors: HARPP D. N. , KOBAYASHI M.
Published: May 2016

Aldehydes (I) react with H2S and trimethylsilyl chloride to give the α‐trimethylsiloxy thiols (II) which are substituted to form the sulfides (IV).
ChemInform Abstract: Highly Stereocontrolled Construction of Tricyclo(6.2.2.01,6)dodecanes by Intramolecular Double Michael Reaction.
Authors: IHARA M. , TOYOTA M. , ABE M. , ISHIDA Y. , FUKUMOTO K. , KAMETANI T.
Published: May 2016

The anisaldehyde (I) is converted, via a (3,3)sigmatropic reaction and a Birch reduction, to the cyclohexenone (IX) bearing an αβ‐unsaturated group.
ChemInform Abstract: Synthesis of 8‐Methoxy‐1‐tetralones.
Authors: TARNCHOMPOO B. , THEBTARANONTH C. , THEBTARANONTH Y.
Published: May 2016

The title compounds (IV) are obtained by tandem Michael addition and Dieckmann condensation of the lithium enolates (II) and the methyl acrylates (III).
ChemInform Abstract: Reaction of 2,7‐Di‐tert‐butyl‐2,4,5,7,9,10‐hexachloro‐trans‐10b,10c‐dimethyl‐2,7,10b,10c‐tetrahydropyrene with Alcohols and Water and the Chemistry of the Products Obtained.
Authors: YAMATO T. , KOBAYASHI K. , TASHIRO M.
Published: May 2016

The title compound (I) reacts with water and primary alcohols (IIa) (IId) to yield the corresponding 2,7‐disubstituted derivatives (III).
ChemInform Abstract: A Convenient Synthesis of Thiirans by the Use of Dimethylthioformamide.
Authors: TAKIDO T. , KOBAYASHI Y. , ITABASHI K.
Published: May 2016

The oxiranes (I) are converted to the thiiranes (III) on treatment with dimethylthioformamide (II) in the presence of trifluoroacetic acid.
ChemInform Abstract: Reactions of Benzo(b)thiophene Chloroformamidines with Nucleophiles.
Authors: OREMEK G. , RIED W.
Published: May 2016

The title compound (I) is treated with O‐, S‐ or N‐nucleophiles.
ChemInform Abstract: A Convenient Synthesis of Pyrrole‐3‐carboxaldehyde.
Authors: DEMOPOULOS V. J.
Published: May 2016

Pyrrole‐3‐carboxaldehyde (III) is obtained from ethyl pyrrole‐3‐glyoxylate (I) by treatment with sodium borohydride and subsequent oxidative cleavage of the diol (II) formed in situ, using sodium metaperiodate.
ChemInform Abstract: A Facile and Efficient Synthesis of Pyrrole‐3‐carboxylic Acid from Pyrrole.
Authors: CATIVIELA C. , GARCIA J. I.
Published: May 2016

Pyrrole‐3‐carboxylic acid (III) is prepared by haloform reaction of 1‐tosyl‐3‐acetylpyrrole (I), yielding 1‐tosyl‐pyrrole‐3‐carboxylic acid (II) which is then deprotected.
ChemInform Abstract: 3‐Methylsuccinimide and 3‐Methylpyrrolidine.
Authors: BUDHRAM R. S. , POURAHMADY N. , SYED A.‐S. , EISENBRAUN E. J.
Published: May 2016

A method of preparing of 3‐methylpyrrolidine (III) from 3‐methylsuccinic anhydride (I) via 3‐methylsuccinimide (II) is described.
ChemInform Abstract: Synthesis of (4 + 2)‐Cycloaddition of N‐Phenylsulfonyl‐3‐vinylindole.
Authors: SAROJA B. , SRINIVASAN P. C.
Published: May 2016

1‐Phenylsulfonyl‐3‐vinylindole (III), prepared from the 3‐ethyl derivative (I) by bromination and dehydrobromination, reacts with the dienophiles (V), (VI), and (VIII) to form the cycloadducts (IV), (VII), and (IX), respectively.
ChemInform Abstract: New Isoxazole Derivatives with a Potent and Selective β2‐Adrenergic Activity.
Authors: CHIARINO D. , FANTUCCI M. , CARENZI A. , DELLA BELLA D. , FRIGENI V. , SALA R.
Published: May 2016

Man erhält die Isoxazolylaminoethanole (VII) durch Umsetzung der Bromethanole (V) bzw. des Oxirans (VIII) mit den Aminen (VI).
ChemInform Abstract: Synthesis and Transformations of 3‐Benzoylimino‐5,6‐dihydro‐3H‐(imidazo(2,1‐c)(1,2,4)dithiazole).
Authors: SACZEWSKI F. , FOKS H.
Published: May 2016

The adduct (III), prepared from 2‐imidazolidinethione (I) and benzoyl isothiocyanate (II), is oxidized to yield the title compound (V).
ChemInform Abstract: Conformationally Defined Adrenergic Agents. Part 3. Modifications to the Carbocyclic Ring of 5,6‐Dihydroxy‐1‐(2‐imidazolinyl)tetralin: Improved Separation of α1 and α2 Adrenergic Activities.
Authors: DEBERNARDIS J. F. , WINN M. , ARENDSEN D. L. , KERKMAN D. J. , KYNCL J. J.
Published: May 2016

The benzopyran (V), tetralin (VIII) or tetralone derivatives (XIII) and (XVIII) are synthesized in order to investigate the influence of modifications in the carbocyclic ring on the separation of α1 and α2 adrenergic activities.
ChemInform Abstract: Synthesis of Antifungal Isocoumarins.
Authors: KAJI H. , YAMADA M. , NOZAWA K. , KAWAI K. , NAKAJIMA S.
Published: May 2016

The alkylisocoumarins (III) are obtained by heating the homophthalic acids (I) with the alkanoyl chlorides (II).
ChemInform Abstract: The Replacement of the Carbonyl Group of Adamantanone by an Oxygen or Sulfur Atom and the One‐Step Transformation of 2‐Methyladamantan‐2‐ol into 2‐Oxa‐adamantane. An Efficient New Synthesis of 2‐Oxa‐ and 2‐Thia‐ adamantane.
Authors: SUGINOME H. , YAMADA S.
Published: May 2016

2‐Oxa‐adamantane (V) is prepared from adamantanone (I) via the lactone (II) or from 2‐methyl‐2‐adamantanol (VIb).
ChemInform Abstract: 1,3,3‐Trimethyl‐N‐(2‐pyridyl)‐2‐oxabicyclo(2.2.2)octan‐6‐amine Derivatives with Hypotensive and Other Activities.
Authors: MARIANI E. , BRUNO O. , SCHENONE P. , DE SANTIS D. , DI MAURO G. , MARMO E.
Published: May 2016

Das N‐Nitroimin (I) reagiert mit 2‐Amino‐pyridin (II) zu dem N‐Pyridylimin (III), welches zu einem Gemisch der isomeren Amine (IV) reduziert wird.
ChemInform Abstract: 7‐Chloro‐4‐((phenylthio)phenylamino)quinolines. Study of Antiinflammatory and Analgetic Activity.
Authors: BETHEGNIES G. , DUPUIS M. H. , MARCINCAL‐LEFEBVRE A. , TRUPIN N. , BRUNET C.
Published: May 2016

Die Phenylthio‐aniline (I) reagieren mit 4,7‐Dichlor‐chinolin (II) zu den Substitutionsprodukten (III).
ChemInform Abstract: Synthesis and Antiulcer Activity of (E)‐5‐(2‐(3‐Pyridyl)ethenyl)‐1H,7H‐ pyrazolo(1,5‐a)pyrimidine‐7‐ones.
Authors: DORIA C. , PASSAROTTI C. , SALA R. , MAGRINI R. , SBERZE P. , TIBOLLA M. , CESERANI R. , CASTELLO R.
Published: May 2016

Aus den Pyrazolopyrimidinen (III), erhältlich durch Umsetzung der Aminopyrazole (I) mit dem Chlorketobuttersäureester (II), werden über die Phosphonium‐Salze (IV) die im Titel genannten Verbindungen (VI) hergestellt.
ChemInform Abstract: Synthesis of 4,6‐Diaryl‐2,3‐dihydro‐6H‐1,3‐thiazine‐2‐thiones by the Reaction of Chalcones with Dithiocarbamic Acid.
Authors: PERJESI P. , SZABO D. , FOELDESI A. +
Published: May 2016

The chalcones (Ia)‐(Ic) react with dithiocarbamic acid to give the open‐chain addition products (III), whereas in the case of (Id) the reaction with (II) affords the thiazinethione (V).
ChemInform Abstract: Heterolysis of N‐Chloro‐1,2,3,4‐tetrahydro‐1,4‐iminonaphthalenes and Related Systems. Effects of Structure and of Solvent on Reaction Pathways.
Authors: DAVIES J. W. , MALPASS J. R. , MOSS R. E.
Published: May 2016

The N‐chloro derivatives (I) react with silver salts to produce the rearranged products (II).
ChemInform Abstract: Intramolecular Cycloadditions with Azomethine Ylides for the Synthesis of Metacyclophanes.
Authors: EBERBACH W. , FRITZ H. , HEINZE I. , VON LAER P. , LINK P.
Published: May 2016

3‐Hydroxy‐benzaldehyde (I) is converted to the cinnamic ester (II) which is then brominated, yielding (III).
ChemInform Abstract: Methyl‐ and Phenyl‐mercury(II) Derivatives of 2‐Mercaptopyridine. Crystal and Molecular Structure of Methyl(pyridine‐2‐thiolato)mercury(II).
Authors: CASTINEIRAS A. , HILLER W. , STRAEHLE J. + , BRAVO J. , CASAS J. S. , GAYOSO M. , SORDO J.
Published: May 2016

The title compounds (I) are synthesized by reaction of HL with either methylmercury(II) hydroxide or phenylmercury(II) acetate.
ChemInform Abstract: Synthesis and Characterisation of Azido‐ and Thiocyanato‐gallium(III) Porphyrins. Crystal Structure of Azido(2,3,7,8,12,13,17,18‐octaethylporphyrinato)gallium(III).
Authors: COUTSOLELOS A. , GUILARD R. , BOUKHRIS A. , LECOMTE C.
Published: May 2016

The porphyrinato gallium complexes (Ia), prepared by known methods, react with NaN3 or NaSCN in CH2Cl2 (12 h, 20 °C) to give the title compounds (Ib) or (Ic).
ChemInform Abstract: Tributyltin(IV) Penta(methoxycarbonyl)cyclopentadienides (SnBu3L2)+(C5(CO2Me)5)‐. X‐Ray Crystal Structure of the Diaquotributyltin(IV) Salt, (SnBu3(OH2)2) (C5(CO2Me)5), and ESR Spectrum of the Radical C5(CO2Me)· 5.
Authors: DAVIES A. G. , GODDARD J. P. , HURSTHOUSE M. B. , WALKER N. P. C.
Published: May 2016

(I) has an acid strength similar to that of HCl.
ChemInform Abstract: Competition between Intramolecular and Intermolecular Reactions of Borates: A New Route to 1,4‐Dihydro‐1,4‐distannines.
Authors: KERSCHL S. , WRACKMEYER B.
Published: May 2016

The dimethylstannyl chloride (I) reacts with triethylborane (II) to give the adduct (III).
ChemInform Abstract: Reduction of Organic Carbonyl Compounds by the Cationic Dihydrido Carbonyl Species (Cp2Ta(CO)H2)+. Synthesis of Alkoxy Tantalum(III) Derivatives.
Authors: REYNOUD J.‐F. , LEBOEUF J.‐F. , LEBLANC J.‐C. , MOISE C.
Published: May 2016

The title species (II) is synthesized as shown in the scheme.
ChemInform Abstract: Preparation of a Rhena‐β‐ketoimine Ester Derivative of Methylfluorophosphonic Acid: a Potential Heavyatom Labeling Reagent for Hydroxyl Groups.
Authors: DAVIS J. H. JUN. , LUKEHART C. M.
Published: May 2016

The rhenaacetylacetone complex (I) reacts with ethanolamine with Schiff‐base condensation to give the rhena‐β‐ketoimine complex (II).
ChemInform Abstract: Complexes of Mn(II), Cr(III) and Fe(III) with Thiocarbohydrazones.
Authors: SHIVAPRASAD K. H. , PATIL S. A. , PATIL B. R. , KULKARNI V. H.
Published: May 2016

The monomeric tetrahedral Mn(II) complexes (I) are prepared by reaction of Mn acetate with the ligands in refluxing ethanol.
ChemInform Abstract: New μ‐Oxo‐heterobinuclear Complex Containing the Fe‐O‐Si Linkage: Synthesis and Structural Characterization of (FeSALEN)OSi(CH3)3.
Authors: DZUGAN S. J. , GOEDKEN V. L.
Published: May 2016

The new title complex (II) is prepared according to the scheme (no yield given).
ChemInform Abstract: Synthesis, Structure and Properties of syn‐Bis(μ‐N‐methylpiperidine‐4‐thiolate Tricarbonyl Iron).
Authors: GAETE W. , ROS J. , YANEZ R. , SOLANS X. , MIRAVITLLES C. , AGUILO M.
Published: May 2016

Fe3(CO)12 reacts with N‐methyl‐4‐mercaptopiperidine in refluxing benzene to give the anti isomer (I) of the title compound.
ChemInform Abstract: Synthesis, Reactions, Spectral and Magnetic Studies of Bimetallic Alkoxides of Cobalt(II) with Zirconium(IV).
Authors: DUBEY R. K. , SINGH A. , MEHROTRA R. C.
Published: May 2016

The compound (II) is synthesized by reaction of the salt (I) with CoCl2.
ChemInform Abstract: Coordination Compounds of N‐(2‐Aminophenyl)‐ and N‐(3‐Aminophenyl)pyridine‐2′‐carboxamide with Cobalt(II) and Cobalt(III). The Nature of Amide Deprotonation Induced by Cobalt(III) in Acidic pH.
Authors: KABANOS T. , PERLEPES S. P. , HONDRELLIS V. , TSANGARIS J. M.
Published: May 2016

N‐(2‐aminophenyl)pyridine‐2'‐carboxamide in EtOH and the appropriate Co(II) salts in water react at 50 °C within 5 h to give the complexes (Ia); the same procedure carried out with anhydrous salts leads to the compounds (Ib).
ChemInform Abstract: Lewis Base Adducts of Group 11 Metal Compounds. Part 24. Co‐ordination of Triphenylphosphine with Silver Nitrate. A Solid‐State Cross‐Polarization Magic Angle Spinning 31P NMR, Crystal Structure, and IR Spectroscopic Study of Ag(PPh3)nNO3 (n = 1‐4).
Authors: BARRON P. F. , DYASON J. C. , HEALY P. C. , ENGELHARDT L. M. , SKELTON B. W. , WHITE A. H.
Published: May 2016

The title compounds are obtained by stoichiometric reaction of PPh3 in warm ethanol with Ag nitrate dissolved in acetonitrile (yields not given).
ChemInform Abstract: Five‐Co‐Ordinated Gold(III) Complexes. Part 1. Synthesis, Structure, and Properties of Bromodicyano(1,10‐phenanthroline)gold(III)‐Dimethylformamide (1/1).
Authors: MARANGONI G. , PITTERI B. , BERTOLASI V. , GILLI G. , FERRETTI V.
Published: May 2016

The yellow title complex (III) (space group: P1; Z=2) is prepared as shown in the scheme.
ChemInform Abstract: Synthesis and Characterization of New Cationic Hydride Complexes of Rhodium(III).
Authors: IGLESIAS M. , DEL PINO C. , NIETO J. L.
Published: May 2016

The cationic coordinatively unsaturated 16e Rh(I) complexes (II) prepared from the dimer (I) and the diazabutadiene ligands react with an excess of tert. phosphines in H2 atm.
ChemInform Abstract: Pd(II) and Au(III) Complexes of Some 4‐Glycopyranosylamino‐5‐nitroso‐6‐oxo‐pyrimidine Derivatives.
Authors: LOPEZ‐GARZON R. , GUTIERREZ‐VALERO D. , NOGUERAS‐MONTIEL M. , SANCHEZ‐RODRIGO A. , VALENZUELA‐CALAHORRO C.
Published: May 2016

The Pd(II) and Au(III) complexes (I)‐(IV) are prepared by reaction of Na2PdCl4 or HAuCl4 with corresponding 4‐glycopyranosylamino‐5‐nitroso‐6‐oxopyrimidine derivatives in aqueous solution.
ChemInform Abstract: Formation of a Thioformaldehyde Ligand by the Addition of Sulfur to a Methylene Ligand in a Cluster Complex. The Synthesis and Structural Characterizations of the Clusters Os3(CO)n(μ‐SCH2) (n = 10, 11).
Authors: ADAMS R. D. , BABIN J. E. , TASI M.
Published: May 2016

Reaction of the methylene‐bridged Os cluster (I) with ethylene sulfide leads to transfer of sulfur to the CH2 group in the cluster complex and formation of the two new title compounds (II) and (III), which contain doubly and triply bridging thioformaldehyde ligands, respectively.
ChemInform Abstract: Novel Ligand Transformations in Cluster Complexes. α‐CH Bond Activation in a Secondary Carbene Ligand in a Triosmium Cluster.
Authors: ADAMS R. D. , BABIN J. E. , KIM H.‐S.
Published: May 2016

The carbene cluster (II) synthesized as shown undergoes a photodecarbonylation to form the μ‐carbyne cluster (III) by an α‐CH bond activation in the carbene ligand of (II).
ChemInform Abstract: Cationic Molybdenum(IV)‐ and Tungsten(IV)‐Iridium(III) Complexes with Hydride and η5:η1‐Cyclopentadienyl Bridging Ligands. Syntheses and X‐Ray Crystal Structure of ((η5‐C5H5)M(μ‐H)2(μ‐(η5:η1‐C5H4))IrH(PMePh2)2) (BPh4) (M: Mo and W).
Authors: ALBINATI A. , TOGNI A. , VENANZI L. M.
Published: May 2016

Cationic complexes (I) react with the hydride complexes (II) to yield intermediate compounds (III) which on addition of H2 form a bridging η5:η1‐cyclopentadienyl moiety yielding the bimetallic products (IV).
ChemInform Abstract: Formation and Isomerization of cis‐Bis(phenylethynyl)bis(tertiary phosphine)platinum Complexes.
Authors: CROSS R. J. , DAVIDSON M. F.
Published: May 2016

Title compounds of type (II) can be synthesized as shown in the scheme.
ChemInform Abstract: General Methodology for the Topologically Selective Preparation of Linear and Nonlinear Tricyclopentanoids of Hirsutane and Isocomene Type via a Claisen Rearrangement/Cyclopentene Annulation Sequence. Total Synthesis of (.+‐.)‐Epiisocomene.
Authors: HUDLICKY T. , KWART L. D. , TIEDJE M. H. , RANU B. C. , SHORT R. P. , FRAZIER J. O. , RIGBY H. L.
Published: May 2016

Epiisocomene (XI) is synthesized from 2‐acetyl‐1‐methylcyclopentene (I) using orthoester Claisen rearrangement, intramolecular cyclopropanation of dienic diazoketone (VI), and vinylcyclopropane rearrangement.
ChemInform Abstract: Reductions of Steroidal Halohydrins and Their Esters by Tri‐n‐butyltin Hydride; Some Stereospecific 1,2‐Migrations of Acetoxy or Benzoyloxy Groups.
Authors: JULIA S. A. , LORNE R.
Published: May 2016

The title reaction transforms cholestane derivatives (I), (IVa), (IVb), (Va) and (VIa) to the corresponding dechlorinated products.
ChemInform Abstract: A Facile Conversion of Amino Acids to Guanidino Acids.
Authors: MILLER A. E. , BISCHOFF J. J.
Published: May 2016

The aminoiminomethanesulfonic acids (II), prepared by oxidation of the thioureas (I), react with the amino acids (III) to give the guanidino acids (IV).
ChemInform Abstract: Higher‐Carbon Sugars. Part 6. The Synthesis of Some Octose Sugars via the Epoxidation of Unsaturated Precursors.
Authors: BRIMACOMBE J. S. , KABIR A. K. M. S. , BENNETT F.
Published: May 2016

Titanium‐catalyzed asym.
ChemInform Abstract: Vinyl Carbanions. Part 31. Direct Lithiation of Glycals. Synthesis of C‐2 Branched Sugars.
Authors: SCHMIDT R. R. , KAST J.
Published: May 2016

The sulfoxide (I) is converted to the glucal (II) which is metallated to (III) and then substituted, producing the ester (IV).
ChemInform Abstract: Total Synthesis of C19‐Diterpene Alkaloids: Construction of a Functionalized BCD‐Ring System.
Authors: VAN BEEK G. , VAN DER BAAN J. L. , KLUMPP G. W. , BICKELHAUPT F.
Published: May 2016

The ring expansion of the tricyclic system (Ib) to afford the cycloheptadiene derivative (IIb) is accomplished by its conversion to an enamino ester, followed by treatment with (V) to give (IIa) (via polar ring‐opening of the intermediate cyclobutene), and hydrolysis of the enamine to provide (IIb) besides 38% of recovered starting material (Ib).
ChemInform Abstract: Synthesis of (.+‐.)‐Isomedicarpin, (.+‐.)‐Homopterocarpin and Tuberostan: A Novel Entry of “Hydrogenative Cyclisation” into Pterocarpans.
Authors: PRASAD A. V. K. , KAPIL R. S. , POPLI S. P.
Published: May 2016

Tuberostan (IX) bears a structural resemblance to the potent phytoestrogen coumestrol and has been isolated from Pueraria tuberosa.
ChemInform Abstract: A Stereoselective Total Synthesis of 11‐Oxoprogesterone, a Precursor to the Corticosteroids, via an Intramolecular Cycloaddition Reaction.
Authors: NEMOTO H. , NAGAI M. , FUKUMOTO K. , KAMETANI T.
Published: May 2016

Corticosteroids which have an oxygen functionality at C‐11 are important regulatory hormones.
ChemInform Abstract: Chemistry of Pleuromutilins. Part 11. Inversion of Configuration of the Vinyl Group at C‐12 by Reversible Retro‐Ene Cleavage.
Authors: BERNER H. , VYPLEL H. , SCHULZ G. , SCHNEIDER H.
Published: May 2016

Simmons‐Smith reaction of (I) yields, besides the expected cyclopropane (III), the epimeric vinyl derivative (IV) by way of the mechanism specified in the title.
ChemInform Abstract: A Facile Synthesis of 6‐α‐Methoxyamoxycillin.
Authors: WOITUN E. , WETZEL B. , MAIER R. , DERSCH W.
Published: May 2016

The title compound (V) is synthesized in four steps, starting with amoxycillin trihydrate (I).
ChemInform Abstract: Synthesis and Antimicrobial Activity of 7α‐Methoxypyrimidinylureido‐cephalosporins.
Authors: MAIER R. , WETZEL B. , WOITUN E. , REUTER W. , LECHNER U. , APPEL K. R.
Published: May 2016

The cephalosporins (I) are acylated with the amino pyrimidines (II) to produce the compounds (III).
ChemInform Abstract: Stereoselective Preparation of Conjugated Dienoates and Dienamides. New Synthesis of Pellitorine and Pipercide.
Authors: BLOCH R. , HASSAN‐GONZALES D.
Published: May 2016

The sulfones (III) or (VII) are prepared in a one‐pot reaction from the sulfones (I).
ChemInform Abstract: Sequentially Labile Water‐Soluble Prodrugs of Alprazolam.
Authors: CHO M. J. , SETHY V. H. , HAYNES L. C.
Published: May 2016

The hydrolysis of the alprazolam analogue (I), yielding the cleavage product (II), is investigated.
ChemInform Abstract: The Solvent Extraction Separation of Germanium with Aliquat 336S from Citric Acid Solutions
Authors: VIBHUTE C. P. , KHOPKAR S. M.
Published: May 2016

and its spectrophotometrical determination at 530 nm as complex with phenylfluorone is a simple, rapid, and reproducible method.
ChemInform Abstract: Observation of Coherent Perovskite Particles in Growing Chromia Films.
Authors: PRZYBYLSKI K. , GARRATT‐REED A. J. , YUREK G. J.
Published: May 2016

The incorporation of yttrium into a Co‐45 wt.% Cr alloy has been studied.
ChemInform Abstract: The Crystal Structures of HfGeO4 and ThGeO4 Germanates
Authors: ENNACIRI A. , KAHN A. , MICHEL D.
Published: May 2016

have been determined from single crystals grown from a PbF2/PbO flux (the growth conditions are listed in a table).
ChemInform Abstract: On the Li1‐yMnRu1‐xTixO4 System.
Authors: KRUTZSCH B. , KEMMLER‐SACK S.
Published: May 2016

In the cubic spinel Li(MnRu)O4 Ru can be substituted continuously by Ti.
ChemInform Abstract: The Passive Film on Iron: An Investigation by Electron Back‐Scattering Moessbauer Spectroscopy.
Authors: BRETT M. E. , PARKIN K. M. , GRAHAM M. J.
Published: May 2016

Although the Mößbauer data of passive films on Fe do resemble those of amorphous iron oxides or hydroxides, interpretation in terms of a thin or small particle crystalline oxide, probably γ‐Fe2O3‐like, appears more likely.
ChemInform Abstract: Magnetic Properties of the R2Fe12‐xMnxCo2B Systems (R: Pr, Nd, Gd).
Authors: JURCZYK M. , WALLACE W. E.
Published: May 2016

Saturation magnetizations, anisotropy fields, and Curie temp. of the title compounds with R: Pr and Gd are measured and presented together with results for R: Nd measured earlier.
ChemInform Abstract: Effect of Microstructures on the Ionic Conductivity of Ceria‐Calcia Oxides.
Authors: EGUCHI K. , KUNISAKI T. , ARAI H.
Published: May 2016

Crystal structure and microstructure of CeO2‐CaO oxides have been investigated in relation to the ionic conductivity of the oxides.
ChemInform Abstract: Kinetics and Mechanisms of Cu Electrodissolution in Chloride Media.
Authors: LEE H. P. , NOBE K.
Published: May 2016

In the potential range examined, four distinct potential regions are observed: the apparent Tafel region, the peak current and current minimum region, the limiting current region, and the post limiting current region.
ChemInform Abstract: Kinetics of Zinc Deposition on Zinc Single Crystals.
Authors: MCBREEN J. , GANNON E.
Published: May 2016

It is shown that the kinetics and morphology of the Zn deposition (from 3 M ZnCl2) depend on crystal orientation.
ChemInform Abstract: A Bismuth‐Based Electrocatalyst for the Chromous‐Chromic Couple in Acid Electrolytes.
Authors: WU C. D. , SCHERSON D. A. , CALVO E. J. , YEAGER E. B. , REID M. A.
Published: May 2016

The behavior of a solid bismuth hydride (s‐BiH) electrode, prepared by electrodeposition from a Bi2O3/NaClO4/HClO4 solution, in an NaClO4/HClO4 electrolyte containing various amounts of Cr(ClO4)3 has been investigated by cyclic voltammetry in the presence and absence of NaCl.
ChemInform Abstract: Small‐Angle Neutron Scattering from Porosity in Sintered Alumina.
Authors: HARDMAN‐RHYNE K. A. , BERK N. F.
Published: May 2016

It is demonstrated that multiple neutron scattering in the small‐angle regime is a useful, nondestructive technique for studying porosity throughout the bulk of ceramic or metallic materials.
ChemInform Abstract: High Pressure Synthesis and Characterization of Molybdenum Disulfide.
Authors: SRIVASTAVA S. K. , AVASTHI B. N.
Published: May 2016

The XRD data of polycrystalline molybdenum disulfide grown by high pressure reduction (≈ 54·106 N m‐2, 200 °C, 2 h) of MoS3 are consistent with 2 H‐MoS2, n‐type conductivity (S° = ‐275 μV °C‐1) and diamagnetic behaviour (χM = ‐0.049·10‐6 c.g.s. e.m.u.).
ChemInform Abstract: Nucleophilic Aromatic Substitution Reactions with Carbanions and Nitranions in Dimethyl Sulfoxide Solution.
Authors: BORDWELL F. G. , HUGHES D. L.
Published: May 2016

It is shown from the kinetics, the Bronsted βNu values (0.5‐0.7), the nature of the donor atom in nucleophiles of type (I) or (IV) and of the halogen in (II) for the title reactions of (I) and (IV) with (II) that an addition‐elimination mechanism operates but no carbanion intermediate is built up when the basicities of the nucleophile and X‐ are nearly equal.
ChemInform Abstract: Acyclic Stereoselection. Part 36. Simple Diastereoselection in the Lewis Acid Mediated Reactions of Enol Silanes with Aldehydes.
Authors: HEATHCOCK C. H. , DAVIDSEN S. K. , HUG K. T. , FLIPPIN L. A.
Published: May 2016

The silyl enol ethers (I) react with the aldehydes (II) in the presence of the Lewis acids (III) to yield the isomeric adducts (IV).
ChemInform Abstract: Control of Regiospecificity in Ionic Diels‐Alder Reactions. The Use of Allylic Alcohols and Allylic Ethers as Precursors of Dienophilic Allyl Cations.
Authors: GASSMAN P. G. , SINGLETON D. A.
Published: May 2016

3‐Methyl‐1,4‐pentadiene (I) is coupled with the methylene dithiane (II) to produce the intermediate (III) which reacts with unsaturated oxo derivatives such as (IV), (VII) or ethers such as (X), yielding the adducts (V), (VIII), or (XI).
ChemInform Abstract: Reactions of Alkenylchromium Reagents Prepared from Alkenyl Trifluoromethanesulfonates (Triflates) with Chromium(II) Chloride Under Nickel Catalysis.
Authors: TAKAI K. , TAGASHIRA M. , KURODA T. , OSHIMA K. , UTIMOTO K. , NOZAKI H.
Published: May 2016

The title reaction is carried out as shown in the scheme using the aldehydes (I) and the corresponding triflates (II), (IV), or (VI) in a CrCl2‐NiCl2 system.
ChemInform Abstract: Reaction of Arylamides of α‐Phenylaminomethylidene‐β‐keto(thio)butyric Acids with Hydroxylamine and Substituted Hydrazines.
Authors: BORISEVICH A. N. , ROMANENKO E. A. , LOZINSKII M. O. , SAMOILENKO L. S.
Published: May 2016

The enamides (I) and arylhydrazines (II) react to yield the 5‐methyl substituted pyrazole derivatives (III) rather than 3‐methyl derivatives.
ChemInform Abstract: Intramolecular Generation and (2,3)‐Sigmatropic Rearrangement of Oxonium Ylides.
Authors: PIRRUNG M. C. , WERNER J. A.
Published: May 2016

The transition‐metal catalyzed decomposition of α‐diazo carbonyl compounds (I), (IV) and (VI) (0.01 M solutions) leads to the formation of oxonium ylides of type (II), undergoing (2,3)‐sigmatropic rearrangement to give the 3‐furanones (III), (V) and (VII).
ChemInform Abstract: Generation and Rearrangements of Oxonium Ylides.
Authors: ROSKAMP E. J. , JOHNSON C. R.
Published: May 2016

Oxonium ylides generated from allylic ether derivatives (I), (III) and (V) undergo (2,3)‐sigmatropic rearrangement to yield (II), (IV) and (VI).
ChemInform Abstract: Electron‐Transfer‐Induced Dimerization of Spiro(2.4)heptadiene. A Facile Radical Cation Diels‐Alder Reaction.
Authors: ROTH H. D. , SCHILLING M. L. M. , ABELT C. J.
Published: May 2016

With the aid of time‐resolved CIDNP spectroscopy it is shown that with pulse laser excitation the title reaction proceeds via the radical cations (III) and (IV).
ChemInform Abstract: The Role of Oxygen in the Hydroxylation Reaction of Benzene with Fenton′s Reagent. 18O Tracer Study.
Authors: KUNAI A. , HATA S. , ITO S. , SASAKI K.
Published: May 2016

In order to study the role of O2 and H2O2 in the oxidation of benzene, labeled O2 and nonlabeled H2O2 are applied.
ChemInform Abstract: Reductive Deoxygenation of Aryl Aldehydes and Ketones and Benzylic, Allylic, and Tertiary Alcohols by ZnI2‐NaCNBH3.
Authors: LAU C. K. , DUFRESNE C. , BELANGER P. C. , PIETRE S. , SCHEIGETZ J.
Published: May 2016

The carbonyl compounds (I) or (IV) are reduced by sodium cyanoborohydride (II) in the presence of zinc iodide to give the corresponding methylene derivatives (III) or (V).
ChemInform Abstract: Fluorination of Activated Aromatic Systems with Cesium Fluoroxysulfate.
Authors: PATRICK T. B. , DARLING D. L.
Published: May 2016

Fluorination of phenols such as (I), (VI), (IXb), and (XVIb) and aromatic acetamides such as (IXa), (XII), (XIV), and (XVIa) with cesium fluoroxysulfate (II) in presence of (III) is studied as outlined in the reaction scheme.
ChemInform Abstract: Photochemical Oxygen Atom Transfer Reaction by Heterocycle N‐Oxides Involving a Single‐Electron‐Transfer Process: Oxidative Demethylation of N,N‐Dimethylaniline.
Authors: SAKO M. , SHIMADA K. , HIROTA K. , MAKI Y.
Published: May 2016

Irradiation of a mixture of (I) and (II) in MeCN results in demethylation of (II) to give (IV) and deoxygenation of (I) to yield (III) with concurrent formation of formaldehyde.
ChemInform Abstract: Alkylation of Phenol by Olefins on Sulfuric Acid Treated Montmorillonite.
Authors: SUKHOVERKHOV V. D. , OVCHARENKO F. D. , ZHURBA A. S. , MARTSIN I. I. , ALEKSEENKO N. V. , PISTOL'KORS V. A. , LOICHENKO T. L.
Published: May 2016

A montmorillonite catalyst activated by 20% sulfuric acid is used to alkylate the phenol (I) with olefins (II), such as 1‐decene, 1‐octene, C16‐C18‐olefins, propylene trimer, or diisobutylene.
ChemInform Abstract: Carbonylation of β‐Aminoethanols, Diols, and Diol Amines.
Authors: TAM W.
Published: May 2016

The aminoalcohols (I) react with carbon monoxide in the presence of Pd‐ catalysts to give the oxazolidinones (II) and/or the morpholinediones (III), depending on the molar ratios of the educts.
ChemInform Abstract: Isotopic Enrichments via Altered First and Second Solution Electron Affinities.
Authors: STEVENSON G. R. , ESPE M. P. , REITER R. C.
Published: May 2016

ESR experiments have been utilized to show that the solution electron affinity of benzene‐13C6 is less than that of benzene by 0.24 kcal/mol and that the solution EA of benzene‐d6 is less than that of benzene by 0.44 kcal/mol.
ChemInform Abstract: Catalytic Asymmetric Induction. Highly Enantioselective Addition of Dialkylzincs to Aldehydes.
Authors: KITAMURA M. , SUGA S. , KAWAI K. , NOYORI R.
Published: May 2016

Addition of catalytic amounts of the optically active amino alcohol (I) to the reaction of (II) with (III) or (V) gives the (S)‐alcohols (IV) and (VI) in high chemical and optical yields.
ChemInform Abstract: Acid‐Resisting Surface‐Active Trisodium Salts of Disulfosuccinic Acid Monoesters: Synthesis, Properties.
Authors: PANAEVA S. A. , NEZHURINA T. N.
Published: May 2016

Starting with maleic anhydride (I), the title compounds (IV) are synthesized, using the sequence shown in the scheme.
ChemInform Abstract: Fragmentation of 2‐Benzyl‐3‐(tosylazo)cyclohex‐2‐en‐1‐one to Methyl 7‐Phenyl‐5‐heptynoate.
Authors: FRIARY R. , SEIDL V.
Published: May 2016

The tosylazo cyclohexenone (I) is cleaved by methoxide to yield the heptynoate (II) which can also be prepared from the orthoester (III) via (IV).
ChemInform Abstract: Dicyclopenta(ef,kl)heptalene (Azupyrene) Chemistry. Jutz Synthesis Byproducts. Synthesis and Thermal Isomerization of 1‐Methylazupyrene.
Authors: ANDERSON A. G. JUN. , DAUGS E. D. , KAO L. G. , WANG J.‐F.
Published: May 2016

The salt (I) reacts with cyclopentadiene (II) in the presence of NaH to form the tricyclus (III).
ChemInform Abstract: Synthesis of the Two Epimeric 6‐Carbomethoxy‐1,5‐dimethyl‐endo‐tricyclo(5.2.1.02,6)dec‐8‐en‐3‐ones. Unequivocal Structural Assignment of the 5α‐ and 5β‐Isomers via Two‐Dimensional NMR Spectroscopy.
Authors: SMITH W. B. , MARCHAND A. P. , SURI S. C. , JIN P.
Published: May 2016

The dione (I) is epoxidized to give (II) which rearranges in the presence of methoxide to form the ester (III).
ChemInform Abstract: A Silver Ion Catalyzed (3.1.1)Propellane Rearrangement. 2,4‐Methano‐ 2,4‐didehydroadamantane Retro‐Carbene Ring Opening.
Authors: MAJERSKI Z. , MLINARIC‐MAJERSKI K.
Published: May 2016

The propellane (I) undergoes Ag(I)‐induced rearrangement to give the isomeric dimers (II) and (III).
ChemInform Abstract: Electron‐Transfer Chain Oxidation of 4,5‐Dimethylhomoadamant‐4‐ene.
Authors: NELSEN S. F. , TEASLEY M. F.
Published: May 2016

The diketone (I) is converted to the title compound (III) via the diol (II).
ChemInform Abstract: A One‐Pot Synthesis of m‐Terphenyls via a Two‐Aryne Sequence.
Authors: DU C.‐J. F. , HART H. , NG K.‐K. D.
Published: May 2016

The dibromoiodobenzene (II), prepared from 2,6‐dibromoaniline (I), reacts with aryl Grignard reagents (III) via the intermediates (IV) ‐ (VIII) to yield the m‐terphenyls (IX).
ChemInform Abstract: A General, Regiospecific Synthesis of Highly Substituted Quinones.
Authors: LIEBESKIND L. S. , IYER S. , JEWELL C. F. JUN.
Published: May 2016

3‐Methoxy‐4‐methyl‐1,2‐cyclobutenedione (I) reacts with the organo lithio compounds (II) to yield the hydroxycyclobutenones (III).
ChemInform Abstract: Cycloproparenes: Synthesis, Structure, and Spectral Properties of Alkylidenecycloproparenes.
Authors: HALTON B. , RANDALL C. J. , GAINSFORD G. J. , STANG P. J.
Published: May 2016

Sequential addition of 1, 0.5 and 0.25 molar equiv. of BuLi and (III) to the starting material (II) provides (IV) in optimized yield; the corresponding monosilyl derivative cannot be obtained under a range of conditions.
ChemInform Abstract: Facile Net Loss of a Carbon Atom from a Constrained Intermediate.
Authors: TIVAKORNPANNARAI S. , WAALI E. E.
Published: May 2016

The starting materials (V) and (VIII) are prepared from (I) via (III) (yields and experimental details not given).
ChemInform Abstract: The Observation of a Thermal ′Double Aromatization′ Process in a Hydrocarbon with Fused Blocked Aromatic Rings.
Authors: MILLER B. , BAGHDADCHI J.
Published: May 2016

The air‐sensitive hydrocarbon (V), obtained from (I), rearranges on thermolysis to form the 9‐ethylanthracene (VIa).
ChemInform Abstract: The Synthesis of Substituted ((3(S)‐(Acylamino)‐2‐oxo‐1‐azetidinyl)thio)acetic Acids.
Authors: WOULFE S. R. , MILLER M. J.
Published: May 2016

Starting with the lactams (I), the thiamazins (V) are prepared.
ChemInform Abstract: Cyclopolymerization and Regioselective Synthesis of Vinyl Itaconates.
Authors: BJORKQUIST D. W. , BUSH R. D. , EZRA F. S. , KEOUGH T.
Published: May 2016

Itaconic anhydride (I) reacts with methanol to give the methyl itaconate (II) which is transformed into the vinyl itaconate (IV).
ChemInform Abstract: Novel Dienes from α‐Ylidene and α‐Alkoxylidene Lactones. Useful Intermediates for the Synthesis of Benzofurans.
Authors: MURRAY A. W. , MURRAY N. D. , REID R. G.
Published: May 2016

Reaction of the lithium salt of acetonitrile (II) with a range of α‐ylidene and α‐alkoxylidene lactones (I) yields Z,E‐mixtures of the dienes (III) which are converted to the cycloadducts (V) and (VII).
ChemInform Abstract: Total Synthesis of the Urobiliverdin and Coprobiliverdin Isomers.
Authors: VALASINAS A. , SAMBROTTA L. , DIAZ L. E. , FRYDMAN B.
Published: May 2016

The synthesis of the urobiliverdin isomers (III) from the pyrroles (I) and (II) is described.
ChemInform Abstract: The Structure and Kinetic Reactivity of a Pyrrolidine Derived Vinylogous Urethane Lithium Enolate.
Authors: ADAMS A. D. , SCHLESSINGER R. H. , TATA J. R. , VENIT J. J.
Published: May 2016

The enamino esters (I) are reversibly converted to the enolates (II) and the O‐silyl ethers (III).
ChemInform Abstract: A Convenient Procedure for the Preparation of 4(5)‐Cyanoimidazoles.
Authors: MATTHEWS D. P. , WHITTEN J. P. , MCCARTHY J. R.
Published: May 2016

The trifluoromethyl imidazoles (I) are treated with dilute aqueous ammonia to give the nitriles (II).
ChemInform Abstract: Heterocyclic Systems Containing a Bridgehead Nitrogen Atom. Part 54. Synthesis of Thiazolo(3,2‐a)benzimidazol‐3‐(2H)‐ones.
Authors: BINDAL V. , JAIN K. , HANDA R. N. , PUJARI H. K.
Published: May 2016

The desired compounds (VII) and (VIII) are synthesized as described in the scheme.
ChemInform Abstract: Synthesis of Linear Coumarins via para‐Claisen Rearrangement of Coumarate Ester Derivatives: Total Syntheses of Suberosin, Demethylsuberosin, and Ostruthin.
Authors: CAIRNS N. , HARWOOD L. M. , ASTLES D. P.
Published: May 2016

The allyl ethers (IV) are synthesized by cleavage of the coumarins (I) and subsequent allylation of the coumarate ester (II).
ChemInform Abstract: Nitrogen Bridgehead Compounds. Part 63. Ring‐Chain Tautomerism of ((α‐ Azaarylamino)methylene)malononitriles.
Authors: PODANYI B. , HERMECZ I. , HORVATH A.
Published: May 2016

Orthoesters (I) and malononitrile (II) or the independently produced compounds (III) are coupled with the 2‐amino‐N‐heterocycles (IV) to yield mixtures of the acyclic and cyclic condensation products (V) ‐ (VII).
ChemInform Abstract: Synthesis and Biological Activity of Some New N‐(2H‐1,4‐Benzoxazin‐ and ‐Benzothiazin‐3‐yl)‐N′‐arylureas.
Authors: SHRIDHAR D. R. , SASTRY C. V. R. , BANSAL O. P. , RAO P. P.
Published: May 2016

Title compounds of type (III) and (V) are synthesized as described in the scheme and tested for their biological activity.
ChemInform Abstract: Chemistry of Heterocyclic Compounds. Part 115. Convenient Synthesis and Structural Aspects of 1,3,5‐Tri(2,6)pyridacyclohexaphane‐2,4,6‐trione and Precursors.
Authors: NEWKOME G. R. , JOO Y. J. , THERIOT K. J. , FRONCZEK F. R.
Published: May 2016

A convenient synthesis for the trione (V) and its precursors is shown in the scheme.
ChemInform Abstract: Reaction of Paraformaldehyde with Methyldichlorophosphine.
Authors: GOLOVANOV A. V. , MASLENNIKOV I. G. , LAVRENT'EV A. N.
Published: May 2016

Paraformaldehyde (II) reacts with methyldichlorophosphine (I) to give chloromethylmethylphosphosphinic acid chloride (III) as expected.
ChemInform Abstract: Nucleophilic Substitution of the Chlorine Atom in Diarylchloromethylphosphine Oxides.
Authors: YARKEVICH A. N. , TKACHENKO S. E. , TSVETKOV E. N.
Published: May 2016

The partly known title compounds (I) react with the phenolates (II) to give the diarylaroxymethylphosphine oxides (III).
ChemInform Abstract: Reaction of Diethyl Phosphite with 3‐(2‐Furyl)acrylic Acid Derivatives.
Authors: PEVZNER L. M. , IGNAT'EV V. M. , IONIN B. I.
Published: May 2016

During the reaction of the title compounds (I) and (II) addition of (II) occurs exclusively at the C=C double bond of (I), forming the adducts (III).
ChemInform Abstract: Carbon‐Carbon Bond Cleavage During Silane Reductions of the Dimer of 2‐Phenylisophosphindole Oxide.
Authors: QUIN L. D. , BERNHARDT F. C.
Published: May 2016

The dimer (II) of the P‐oxide (I) is cleaved under reductive conditions, producing the compounds (III) or (IV).
ChemInform Abstract: Synthesis of Bis(diaryltelluriumalkoxy) Sulfates.
Authors: SADEKOV I. D. , MAKSIMENKO A. A. , MINKIN V. I.
Published: May 2016

The reaction of diaryltellurium oxides (I) with dialkyl sufates (II) produces the title compounds (III).
ChemInform Abstract: Stereoselective Synthesis of (η6‐Arene)Cr(CO)3 Complexes Possessing a Chiral Center at the Benzylic Position.
Authors: UEMURA M. , KOBAYASHI T. , ISOBE K. , MINAMI T. , HAYASHI Y.
Published: May 2016

The chromocarbonyl benzaldehyde (I) reacts stereospecifically with the organo lithium compounds (II) to form adducts which are isolated in the form of the acetates (S)‐(III).
ChemInform Abstract: Molybdenum‐Tungsten Mixed‐Metal Trinuclear Clusters, (Mo2W(μ3‐O)2(μ‐CH3COO)6(H2O)3)2+ and (MoW2(μ3‐O)2(μ‐CH3COO)6(H2O)3)2+.
Authors: WANG B. , SASAKI Y. , NAGASAWA A. , ITO T.
Published: May 2016

The title clusters (I) are obtained as their monohydrates by reduction of sodium tungstate dihydrate with Zn dust in refluxing acetic anhydride (15 min) followed by further reduction of added sodium molybdate dihydrate (24 h) and addition of HBr.
ChemInform Abstract: Synthesis, Structure, and Dynamic Behavior of Dichloro(alkylidene)(alkyne)bis(trimethylphosphine)tungsten Complexes.
Authors: MAYR A. , LEE K. S. , KJELSBERG M. A. , VAN ENGEN D.
Published: May 2016

Reaction of an equimolar mixture of the tungsten alkylidene complex (I), diphenylacetylene, and 1,8‐bis(dimethylamino)naphthalene leads to the expected alkyne carbyne complex (II) which is characterized IR spectroscopically.
ChemInform Abstract: Mixed‐Valence 1′,6′‐Dihalobiferrocenium Cations: Counterions Micromodulating Intramolecular Electron Transfer.
Authors: DONG T.‐Y. , KAMBARA T. , HENDRICKSON D. N.
Published: May 2016

The effects on the rate of electron transfer of replacing I3‐ by Br2I‐ in the salts (Ia) are examined by 57Fe Mößbauer spectroscopy.
ChemInform Abstract: Reactions of FeOH+ and CoOH+ with Alkanes in the Gas Phase.
Authors: CASSADY C. J. , FREISER B. S.
Published: May 2016

The gas‐phase reactions of FeOH+ and CoOH+ with linear (up to C6H14), branched, and cyclic alkanes are studied.
ChemInform Abstract: Synthesis and Stereochemical‐Electrochemical Investigations of the 49/48‐Electron (Co3(η5‐C5H5‐xMex)3(μ3‐NO)(μ3‐NH))n Series (x = 0, 1; n = 0, 1+): Bonding Analysis of a Marked Redox‐Generated Change in Geometry of a Triangular Metal Cluster with π‐Acceptor Nitrosyl and π‐Donor Nitrene Capping Ligands.
Authors: BEDARD R. L. , DAHL L. F.
Published: May 2016

The neutral complexes (III) are obtained quantitatively by one‐electron reductions of the respective monocations (I) with cobaltocene (II).
ChemInform Abstract: Photochemical Preparation of Luminescent Platinum(IV) Complexes via Oxidative Addition on Luminescent Platinum(II) Complexes.
Authors: CHASSOT L. , VON ZELEWSKY A. , SANDRINI D. , MAESTRI M. , BALZANI V.
Published: May 2016

The photosensitive orthometalated Pt(II) complexes (I) undergo in CH2Cl2 or CHCl3 a photochemical oxidative addition reaction with formation of the luminescent orthometalated Pt(IV) complexes (II).
ChemInform Abstract: Synthesis of Spiro(4.5)decanes: A Formal Synthesis of Acorone.
Authors: RAO G. S. R. S. , PRAMOD K.
Published: May 2016

The tricyclic ketone (I) serves as starting material for the synthesis of the spiro compounds (IV).
ChemInform Abstract: Oyxgenated Cedrane Derivatives: Part 8. Reductive Ring‐Opening of Cedr‐9‐ene‐8,13‐oxides.
Authors: SUBRAMANIAN G. B. V. , MEHROTRA A.
Published: May 2016

Reaction of the diesters (I) according to the method A) yields predominantly the lactones (II) whereas under the conditions B) the desired ring‐opened diesters (III) are formed as main products.
ChemInform Abstract: Synthesis and Study of Contraceptive Activity of 8‐Isoestradiol Analogues.
Authors: KORKOV V. V. , MAKUSHEVA V. P. , LUPANOVA G. E. , BUROVA E. B. , ELISEEV I. I. , ZHUKOVSKII E. A. , BORONOEVA T. R. , MARTYNOV V. F. , SHAVVA A. G.
Published: May 2016

6‐Keto‐8‐isoestradiol (III) is obtained from 8‐isoestradioldiacetate (I) via oxidation and hydrolysis of (II).
ChemInform Abstract: Synthesis of Peptide Derived Amino Alcohols. Part 1. Potential Transition‐State Inhibitors of Angiotensin Converting Enzyme.
Authors: GODFREY J. D. JUN. , GORDON E. M. , VON LANGEN D. , ENGEBRECHT J. , PLUSCEC J.
Published: May 2016

The synthesis of some peptide amino alcohols such as (I) or (II) is described.
ChemInform Abstract: β‐Methyleneglutamic Acid and β‐Methyleneglutamine.
Authors: PAIK Y. H. , DOWD P.
Published: May 2016

The amido malonates (I) and (VI) are coupled with the allenes (II) or (VII), producing the adducts (III) or (VIII).
ChemInform Abstract: 3‐(2‐Deoxy‐β‐D‐erythropentofuranosyl)‐6,7‐dihydro‐6,7‐dihydroxyimidazo(1,2# ‐a)purin‐9(3H)‐one, a Major Deoxyguanosine Adduct Formed from a Novel Diazo Hydroxide Product of α‐Hydroxylation of the Carcinogen N‐Nitrosomorpholine.
Authors: PALLADINO G. F. , CHUNG F.‐L. , HECHT S. S.
Published: May 2016

In order to study the carcinogenic effect of nitrosomorpholine (VIII), believed to undergo hydroxylation to give an intermediate (IX), the aldehyde (Va) (representing a stable precursor of (IX)) is prepared from the acetal (I).
ChemInform Abstract: Studies on Nucleosides. Part 13. Synthesis and Antiviral Activity of Acyclic Analogues of Spongosine.
Authors: SINGH P. K. , SALUJA S. , PRATAP R. , GEORGE C. X. , BHAKUNI D. S.
Published: May 2016

The synthesis of the acyclic spongosine analogues (V) and (VII) is carried out starting from the reaction of 2,6‐dichloropurine (I) with the chloro compounds (II) or (VI).
ChemInform Abstract: Facile Synthesis of 2′‐Deoxy‐3′‐keto‐ and 2′‐Deoxypseudouridine Derivatives and Analogues. Palladium(II)‐Mediated Coupling Reactions of Furanoid Glycals.
Authors: CHENG J. C.‐Y. , HACKSELL U. , DAVES G. D. JUN.
Published: May 2016

The dioxopyrimidinyl mercuric acetate (I) is selectively coupled with the glycals (IIa) ‐ (IIf) to give the β‐C‐nucleosides (IIIa) ‐ (IIIf).
ChemInform Abstract: Preparation of Some Ursolic Acid Derivatives and Their Antimicrobial Activity.
Authors: ZALETOVA N. I. , SHCHAVLINSKII A. N. , TOLKACHEV O. N. , VICHKANOVA S. A. , FATEEVA T. V. , KRUTIKOVA N. M. , YARTSEVA I. V. , KLYUEV N. A.
Published: May 2016

Ursonic acid (II), prepared from ursolic acid (I) by dichromate oxidation, is further oxidized to form dioxoursolic acid (III).
ChemInform Abstract: Asymmetric Synthesis of β‐Lactams and the Carbapenem Antibiotic (+)‐PS‐5.
Authors: HART D. J. , LEE C.‐S. , PIRKLE W. H. , HYON M. H. , TSIPOURAS A.
Published: May 2016

The synthesis of the β‐lactams (III) can be successfully carried out starting from the reaction between the compounds (I) and the lithium enolates of the esters (II).
ChemInform Abstract: Electrodeposition of Tantalum Silicide Coatings from Molten Salts.
Authors: STERN K. H. , WILLIAMS C. E.
Published: May 2016

TaxSiy coatings on Ni substrates have been prepared at 750 °C by electrodeposition from (Li, Na, K)F eutectic melts containing K2TaF7 and K2SiF6, and their compositions and surface morphologies have been investigated as a function of melt composition and applied voltage.
ChemInform Abstract: Crystal Chemistry of the Tetragonal Tungsten Bronze: Ba6FeNb9O30
Authors: BRANDT R. , MUELLER‐BUSCHBAUM Hk. +
Published: May 2016

, prepared by solid state reaction of BaCO3, FeC2O4·2 H2O, and Nb2O5 (6:3:4.5, 1350 °C in air, 3 d), crystallizes in a tetragonal bronze‐type structure (P4bm, Z=1).
ChemInform Abstract: Use of IR Spectroscopy to Study Incorporation of Trivalent Elements into Molecular Sieve Gels.
Authors: SZOSTAK R. , THOMAS T. L.
Published: May 2016

Metallosilicate gels containing Fe or Ga instead of Al have been investigated by IR spectroscopy in order to determine the conditions necessary for successful incorporation of these elements into the gel before the crystallization of a specific molecular sieve structure.
ChemInform Abstract: Photophysics of Quantized Colloidal Semiconductors Dramatic Luminescence Enhancement by Binding of Simple Amines.
Authors: DANNHAUSER T. , O'NEIL M. , JOHANSSON K. , WHITTEN D. , MCLENDON G.
Published: May 2016

Dramatic increases (up to 450%) in the quantum yield for exciton emission are observed when small amounts of certain bases (e.g.
ChemInform Abstract: Luminescence Spectra from n‐TiO2 and n‐SrTiO3 Semiconductor Electrodes and Those Doped with Transition‐Metal Oxides As Related with Intermediates of the Photooxidation Reaction of Water.
Authors: NAKATO Y. , OGAWA H. , MORITA K. , TSUBOMURA H.
Published: May 2016

The photo‐ and electroluminescence spectra of n‐type TiO2 and SrTiO3 electrodes, undoped and doped with Cr2O3, RuO2, or MnO2, are reported.
ChemInform Abstract: Picosecond Kinetics of the Reaction H3O+ + SO2‐ 4 → HSO‐ 4 + H2O.
Authors: COHEN B. , WEISS S.
Published: May 2016

The kinetics of the title reaction have been investigated in aqueous solution in the absence and presence of large amounts of NaCl at temp. in the range 10‐60 °C by IR line broadening.
ChemInform Abstract: Heterogeneous Photoreduction of Nitrogen to Ammonia on Tungsten Oxide.
Authors: ENDOH E. , LELAND J. K. , BARD A. J.
Published: May 2016

The photogeneration of NH3 from N2 and H2O over irradiated tungsten oxide (WO3, WO3‐x, WO2.96) films and dispersions has been studied.
ChemInform Abstract: On Oxotellurates: K3Li3(TeO6).
Authors: UNTENECKER H. , HOPPE R.
Published: May 2016

Single crystals of the title compound are obtained by reaction of the binary oxides (K2O:Li2O:TeO3 = 1.5:1.5:1, 700 °C, 30 d).
ChemInform Abstract: Preparation and Crystal Structure of LiGaBr4 and LiGaBr3.
Authors: HOENLE W. + , SIMON A.
Published: May 2016

Reactions of stoichiometric mixtures of LiBr and GaBr3 or GaBr2 in glass ampoules at 250 °C yield the title compounds.
ChemInform Abstract: Hydrolyzable Carbides. Part 22. Carbothermal Reduction of Scandium Oxide Sc2O3.
Authors: HAJEK B. , KAREN P. , BROZEK V.
Published: May 2016

Detailed examinations of the effect of the reaction conditions on the composition of the products of carboreduction of Sc2O3 by XRD, chemical analysis, and the hydrolysis method are discussed with respect to the often ambiguous published data.
ChemInform Abstract: Low‐Temperature Properties of U1‐xThxRe2.
Authors: OTT H. R. , HULLIGER F. , DELSING P. , RUDIGIER H. , FISK Z.
Published: May 2016

It is investigated how replacement of U by Th in URe2 influences the high‐temp.
ChemInform Abstract: Novel Borides of the Nd2Ni5B4 Structural Type.
Authors: KUZ'MA YU. B.
Published: May 2016

Stoichiometric mixtures of the rare earth metals M (M: La, Ce, Pr), Ni and B are sintered in a direct‐arc furnace under argon, followed by homogenization in quartz ampoules (1070 K, 360 h) to give the compounds M2Ni5B4.
ChemInform Abstract: (Cl3Cu(I)‐As(III)O3): A Novel Structural Element in Crystal Chemistry Within the Structure of Pb6Cu(AsO3)2Cl7.
Authors: PERTLIK F.
Published: May 2016

The title compound, synthesized by reaction of Pb(OAc)2·3 H2O, Cu(OAc)2·H2O, PbCl2, and As2O3 in a water containing autoclave at 200 °C (4 d), crystallizes in the space group R3 with Z=3.