bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Reaction of Ketene Alkyl Silyl Acetals with Ethyl Propiolate.
Authors: QUENDO A. , ROUSSEAU G.
Published: May 2016

The ketene alkyl silyl acetals (I) react with ethyl propiolate (II) in the presence of TiCl4 to form the unsaturated diesters (III).
ChemInform Abstract: Cyclic Diazastannylenes. Part 28. Inorganic Polycyclic Compounds from the Reaction of Bis(amino)stannylene or Iminostannylene with SnCl2, SnBr2, and tert.‐Butoxytin(II) Chloride or Bromide.
Authors: VEITH M. , HUCH V. , LISOWSKY R. , HOBEIN P.
Published: May 2016

While the cyclic bis(amino)stannylene (I) reacts with (II) to give Lewis acid‐base adducts (III), its reaction with Sn halides yields the salts (V).
ChemInform Abstract: Synthesis and Structural Investigation of Polyoxomolybdate Coordination Compounds Displaying a Tetranuclear Core. Crystal and Molecular Structures of (n‐Bu4N)2(Mo4O10(OMe)4X2) (X: ‐OMe, ‐Cl) and Their Relationship to the Catecholate Derivative (n‐Bu4N)2(Mo4O10(OMe)2(OC6H4O)2) and to the Diazenido Complexes of the o‐Aminophenolate and the Naphthalene‐2,3‐diolate Derivatives (n‐Bu4N)2(Mo4O6(OMe)2(HNC6H4O)2(NNC6H5)4) and (n‐Bu4N)2(Mo4O6(OMe)2(C10H6O2)2(NNC6H5)4). Comparison to the Structure of a Binuclear Com
Authors: KANG H. , LIU S. , SHAIKH S. N. , NICHOLSON T. , ZUBIETA J.
Published: May 2016

The methoxooxomolybdate (IIIa) provides a synthetic precursor and a structural prototype for a class of tetranuclear polyoxomolybdate coordination complexes.
ChemInform Abstract: Synthesis and Characterization of Technetium(V) Complexes with N‐(Thiocarbamoyl)benzamidines. X‐Ray Crystal Structure of Bis(N‐(N,N‐diethylthiocarbamoyl)benzamidinato)oxotechnetium(V) Chloride, (TcO(Et2tcb)2)Cl.
Authors: ABRAM U. , MUENZE R. , HARTUNG J. , BEYER L. , KIRMSE R. , KOEHLER K. , STACH J. , BEHM H. , BEURSKENS P. T.
Published: May 2016

A new class of cationic Tc(V) complexes (III) is synthesized by simple substitution reaction of (I) onto (II).
ChemInform Abstract: Synthesis of Ferrocenyltriethylstannanes and Electronic Properties of Substituted Ferrocenyl Ligands.
Authors: KRUEGER CH. + , THIELE K.‐H. , DARGATZ M.
Published: May 2016

Ferrocenylstannanes of the type (V), (IX), (X) and (XII) are prepared.
ChemInform Abstract: Reaction of Elemental Sulfur with (5H,14H‐6,8,15,17‐tetramethyldibenzo(b,i) (1,4,8,11)tetraazacyclotetradecinato)iron(II): Synthesis and X‐Ray Structure of a μ‐Sulfido Iron(III) Complex.
Authors: BERNO P. , FLORIANI C. , CHIESI‐VILLA A. , GUASTINI C.
Published: May 2016

The μ‐sulfido complex (III) crystallizes in the space group C2/c with Z=4.
ChemInform Abstract: New ortho‐Metalated Dirhodium(II) Compounds.
Authors: MORRISON E. C. , TOCHER D. A.
Published: May 2016

The ortho‐metalated dirhodium complexes (IVa) and (IVb) are synthesized according to the scheme.
ChemInform Abstract: Cation Radical Diels‐Alder Cycloadditions in Organic Synthesis: A Formal Total Synthesis of (‐)‐β‐Selinene.
Authors: HARIRCHIAN B. , BAULD N. L.
Published: May 2016

The site‐specific, regiospecific, and Diels‐Alder periselective hole‐catalyzed addition of phenyl vinyl sulfide (IV) to the cyclohexene (III) is shown to provide a very direct route to the ketone (VI), an immediate precursor of (‐)‐β‐selinene (VII).
ChemInform Abstract: Synthesis of Both the Enantiomers of Phoracantholide I, a Defensive Secretion of the Eucarypt Longicorn (Phoracantha synonyma), Employing Microbial Asymmetric Reduction with Immobilized Baker′s Yeast.
Authors: NAOSHIMA Y. , HASEGAWA H. , NISHIYAMA T. , NAKAMURA A.
Published: May 2016

The asymmetric reduction of the potassium salt of the acid (III) using immobilized baker's yeast entrapped in gels of κ‐carrageenan leads to the alcohol (S)‐(+)‐(IV).
ChemInform Abstract: Cation Ordering at 1300 °C in the (Ni,Mg)‐Olivine Solid Solution Series.
Authors: BOSTROEM D. +
Published: May 2016

Three single crystals of (Ni,Mg)2SiO4 having different compositions, synthesized at 900 °C using Li2MoO4 as solvent, are re‐equilibrated at 1300 °C, rapidly quenched and examined by single‐crystal XRD.
ChemInform Abstract: Removal of Nitrogen Monoxide by Dry Iron(II) Complex Immobilized on Chelate Resin. Preparation and Characterization of the Complex.
Authors: TOSHIMA N. , ASANUMA H. , HIRAI H.
Published: May 2016

A novel dry‐type adsorbent of NO can be successfully prepared from an Fe(II) salt and a chelate resin (CR) containing iminodiacetic acid moieties.
ChemInform Abstract: The High‐Temperature Reaction of Iron with Sulfur Dioxide
Authors: OTA K. , SUGIMOTO H. , FUEKI K.
Published: May 2016

is studied at temp. between 923 and 1123 K and at pressures from 1.3‐101 kPa.
ChemInform Abstract: Stereoelectronic Bond‐Antibond Orbital Interactions in 3‐Halogenated 1‐Benzoxepins.
Authors: DIONNE P. , ST‐JACQUES M.
Published: May 2016

In contrast to the behavior of the analogous 3‐halogenated 1,5‐benzodioxepins only two chair conformations are observed for the halogen substituents Cl, Br, I while for the F derivative a twist‐boat conformation also is observed.
ChemInform Abstract: Polyhalonitrobenzenes and Derived Compounds. Part 3. Reactions of 1,2,3,4‐Tetrachloro‐5,6‐dinitrobenzene with Bidentate Nucleophiles.
Authors: HEATON A. , HILL M. G. , HUNT M. H. , DRAKESMITH F. G.
Published: May 2016

Reaction of the title compound (I) with bidentate nucleophiles such as (II) or (IV) stops in most cases at the stage of the monosubstituted products (III).
ChemInform Abstract: Photochemistry of Cyclohepta‐1,3‐diene and Cyclohepta‐1,3,5‐triene. Photochemical Formation and Chemical Reactivity of the Strained trans‐Isomer.
Authors: DAINO Y. , HAGIWARA S. , HAKUSHI T. , INOUE Y. , TAI A.
Published: May 2016

The direct and the sensitized photolysis of (I) lead to the same products (IV)‐(VI) which are formed via the cis,trans‐isomer as an intermediate (lifetime 7.1 min at 195 K).
ChemInform Abstract: Acylation of Arylmethylenephosphoranes in a Biphasic System. Novel Synthesis of Enol Esters.
Authors: LISTVAN V. N. , STASYUK A. P. , BOLYUKH A. N.
Published: May 2016

Treatment of the phosphonium halides (I) with NaOH generates the phosphoranes specified in the title.
ChemInform Abstract: Reactions of Carbon Suboxide with Organo‐Aluminum Compounds.
Authors: PANDOLFO L. , PAIARO G. , VETTORI U.
Published: May 2016

When the (II)/(I) ratio is < 2, only a R3Al···O=C=C=C=O complex is formed which with MeOH gives dimethyl malonate.
ChemInform Abstract: Methoxymethyl Methyl Sulfate, a Novel Reagent for the Functionalization of Unsaturated Hydrocarbons.
Authors: LEBEDEV M. YU. , BALENKOVA E. S.
Published: May 2016

The novel reagent (III), which is found to be stable at ‐20 °C, is characterized by 1H and 13C NMR at room temperature.
ChemInform Abstract: Nucleophilic Addition of Lanthanoid Metal Umpoled Diaryl Ketones to Electrophiles.
Authors: HOU Z. , TAKAMINE K. , AOKI O. , SHIRAISHI H. , FUJIWARA Y. , TANIGUCHI H.
Published: May 2016

Diaryl ketones such as (I) undergo ytterbium‐promoted cross‐coupling reactions with a variety of electrophiles such as the ketones (II), the nitrile (V), the oxirane (VIII), or carbon dioxide (XI).
ChemInform Abstract: Synthesis of Substituted Thiopyrano(3,2‐c)benzothiopyrans.
Authors: PULST M. , GREIF D. , CZERWONATIS A. , WEISSENFELS M.
Published: May 2016

The red title compounds (VI) (no yield given), (IX) and (XI) are of interest for the preparation of sulfur dyes which absorb in the long‐wavelength region.
ChemInform Abstract: Anellated Thiazolopyrimidines. Part 4. Synthesis and Pharmacological Properties of Thiazolothienopyrimidine Derivatives.
Authors: RUSSO F. , SANTAGATI A. , SANTAGATI M. , CARUSO A. , LEONE M. G. , FELICE A. , AMICO‐ROXAS M.
Published: May 2016

Eight compounds with the heterocyclic framework of (III) or (IV) are prepared by condensation reactions and subjected to various pharmacological tests.
ChemInform Abstract: New Approaches to Some Aromatic Retinoids.
Authors: SOUKUP M. , BROGER E. , WIDMER E.
Published: May 2016

Starting from the anisole (I), two pathways to the all‐E‐nonatetraenoate (X) are investigated.
ChemInform Abstract: Photochemistry of 3ζ,5ζ‐Epoxycholestan‐6‐ones.
Authors: FOSTER R. W. G. , MARPLES B. A.
Published: May 2016

The photolysis of the title steroids is controlled by stereoelectronic factors.
ChemInform Abstract: Novel Access to the Synthesis of “Marine Prostanoids”.
Authors: TOLSTIKOV G. A. , MUFTAKHOV M. S. , DANILOVA N. A. , VEL'DER YA. L. , SPIRIKHIN L. V.
Published: May 2016

Knoevenagel reaction between the easily accessible cyclopentenedione (I) and the aldehydes (II) yields the products (III) with one of the side chains in the appropriate position.
ChemInform Abstract: Crystal Structure of and Mechanism of Water Exchange on (Mo3O4(OH2)9)4+ from X‐Ray and Oxygen‐17 NMR Studies.
Authors: RICHENS D. T. , HELM L. , PITTET P.‐A. , MERBACH A. E. , NICOLO F. , CHAPUIS G.
Published: May 2016

The compound (I) containing the title cation crystallizes in the monoclinic space group Cc with Z=4.
ChemInform Abstract: Insight into the Unusual Reactions of Stabilized Phosphorus Ylides with Lactols. A Specific Intramolecular Hydroxyl Group Effect Leads to High Z‐Selectivity.
Authors: WEBB T. H. , THOMASCO L. M. , SCHLACHTER S. T. , GAUDINO J. J. , WILCOX C. S.
Published: May 2016

The stereoselectivity of the olefination of the γ‐lactols (I), (IV), or (VI) with the alkoxycarbonylphosphoranes (II) depends on the configuration of the substrates: The ribo derivatives (I) produce predominantly the Z‐isomers of the olefins (III), whereas allo‐ (IV) and arabino‐configurated lactols (VI) give Z/E‐mixtures of the compounds(V) and (VII) respectively.
ChemInform Abstract: The Effects of in situ Trimethylsilyl Chloride on the Regioselectivity of the Addition of α‐Alkoxy and α‐Alkyl‐Substituted Organocuprates to Enals.
Authors: LINDERMAN R. J. , MCKENZIE J. R.
Published: May 2016

The regioselectivity of the addition of the organocuprates (II) and (V) to the enals (I) is improved by mixing the cuprates and enals with two or five equivalents of trimethylsilyl chloride prior to combination of the reactants.
ChemInform Abstract: Oxidative Assistance in the Conversion of α‐Iodo Ketones to α‐Ketols.
Authors: BOYER J. H. , NATESH A.
Published: May 2016

The phenacyl iodides (I) are converted to the phenacyl alcohols (IV) by reaction with bis(trifluoroacetoxy)iodobenzene (II) followed by hydrolysis.
ChemInform Abstract: Reaction of Dicyclopentadienylyttrium Chloride (I) with Aldehydes (IIa) and Ketones (IIb) ‐ (IId). A Novel Cleavage Reaction of Cp‐Y π‐Bond.
Authors: QIAN C. , QIU A.
Published: May 2016

(IId).
ChemInform Abstract: Enynones in Organic Synthesis. Part 3. A Novel Synthesis of Phenols.
Authors: JACOBI P. A. , KRAVITZ J. I.
Published: May 2016

Heating of the cyclohexenylenynone (I) with collidinium p‐toluenesulfonate in mesitylene yields the dihydronaphthol (III) via the alcohol (II).
ChemInform Abstract: A New Synthetic Route to Heterocyclic Quinones.
Authors: HAMDAN A. J. , MOORE H. W.
Published: May 2016

Treatment of the azidoquinonylmalonate (I) with sodium hydride results in decomposition of the azide moiety and subsequent intramolecular ring closure to produce the fused lactam (II).
ChemInform Abstract: High‐Pressure Diels‐Alder Reactions of 1‐Methoxycarbonyl‐3‐methylthio‐and ‐3‐phenylthiopyrrole. An Efficient Entry to 7‐Azabicyclo(2.2.1)heptanes.
Authors: KEIJSERS J. , HAMS B. , KRUSE C. , SCHEEREN H.
Published: May 2016

Bromination of the N‐triisopropylsilylpyrrole (I) with N‐bromosuccinimide and subsequent coupling with the disulfides (III) yield the thioethers (IV).
ChemInform Abstract: Fluoride‐Induced Reaction of Phenylthio‐, Methylthio‐ and Methoxy‐Substituted Silylmethylazoles with Carbonyl Compounds.
Authors: SHIMIZU S. , OGATA M.
Published: May 2016

Azoles such as (I) which act as substituted (N‐azolyl)methylanion equivalents react with carbonyl compounds such as (II) in the presence of fluoride ion to give azolethanols such as (III).
ChemInform Abstract: Synthesis and Intramolecular Ring Cleavage of 2‐Oxetanones.
Authors: MEAD K. T. , SAMUEL B.
Published: May 2016

The ω‐benzyloxy aldehydes (I) undergo Lewis acid‐induced (2 + 2)cycloaddition reaction with the silylketene (II), followed by desilylation, forming the 4‐(benzyloxyalkyl)‐1‐oxetanones (III).
ChemInform Abstract: Simple Synthesis of Bicyclic Pyridines from 1‐Ethynylcycloalkanols and Carboxylic Acid Chlorides.
Authors: SELIMOV F. A. , RUTMAN O. G. , DZHEMILEV U. M.
Published: May 2016

Reaction of the ethynylcycloalkanols (I) with the acyl chlorides (II) in the presence of ZnCl2/POCl3 and subsequent treatment with aqueous ammonia (III) give moderate yields of the anellated pyridines (IV).
ChemInform Abstract: Cyclic 1,2‐Dinitrogen Compounds Through N,N′‐Di(methoxycarbonyl)hydrazinium Intermediates.
Authors: RUTJES F. P. J. T. , HIEMSTRA H. , MOOIWEER H. H. , SPECKAMP W. N.
Published: May 2016

The N‐(ω‐alkenyl)‐N'‐(methoxymethyl)hydrazinedicarboxylates (V), prepared from the azodicarboxylate (I) as shown in the reaction scheme, undergo TiCl4‐mediated ring closure, forming the cyclic hydrazides (VII).
ChemInform Abstract: Dialkyl Trichloromethylphosphonites. Synthesis and Properties.
Authors: GAZIZOV T. KH. , USMANOVA L. N. , PUDOVIK A. N.
Published: May 2016

The trichloromethylphosphonites (III) are prepared by reaction of the phosphonous dichloride (I) with 2 equivalents of the alcohols (II) under reduced pressure to remove the HCl formed.
ChemInform Abstract: Organometallic Substrates of Enzymes: Lipase‐Catalyzed Transesterifications in Organic Solvents via O‐Stannyl Ethers.
Authors: THERISOD M.
Published: May 2016

The transesterification between the ethyl carboxylates (I) and the tributylstannyl ethers (II), yielding the esters (III) and the ethers (IV), is catalyzed by lipases obtained from pig pancreas or from chromobacterium viscosum.
ChemInform Abstract: Two Crystal Structures of Dehydrated Ag+ and Rb+ Exchanged Zeolite A, Ag12‐xRbx‐A, x = 2 and 3.
Authors: KIM Y. , SONG S. H. , KIM D. S. , HAN Y. W. , PARK D. K.
Published: May 2016

Single crystals of Ag10Rb2‐A and Ag9Rb3‐A, prepared by a flow technique using exchange solutions in which the mole ratios of AgNO3 and RbNO3 are 1:5 and 1:50, resp., and the total cationic concentration is kept at 0.05 M, belong to the cubic space group Pm3m. In both the structures, one reduced Ag atom per unit cell is found inside the sodalite cavity, which may be present as a Ag6 cluster in 1/6 of the sodalite units or as an isolated Ag atom coordinated to 4 Ag+ ions in each sodalite unit.
ChemInform Abstract: Electrochemical Behavior of Palladium/Graphite and Palladium/Carbon Systems.
Authors: DUARTE M. M. E. , TABERNER P. M. , MAYER C. E.
Published: May 2016

Cyclic voltammetric studies in 0.5 M H2SO4 using a potentiodynamic technique clearly show a strong dependence of the electrochemical behavior of the dispersed palladium electrocatalysts on the support and the palladium deposition method.
ChemInform Abstract: Electrochemical Study of Halides and Oxyhalides in LiAlCl4, 3 SO2 Electrolyte. Part 1. Electrochemical Studies of SO2Cl2.
Authors: LOJOU E. , MESSINA R. , PERICHON J. , DESCROIX J. P. , SARRE G.
Published: May 2016

In order to investigate the discharge limiting factors of Li/SO2Cl2 cells, the mechanism and kinetics of SO2Cl2 reduction is studied over a large range of current densities.
ChemInform Abstract: Radiochemistry Studies of Zinc/Nickel Oxide Cells.
Authors: HIETBRINK E. H. , HILL R. F.
Published: May 2016

The loss of performance on deep discharge cycling due to a gradual migration of the zinc active material is the main problem in the application of zinc/nickel oxide battery systems.
ChemInform Abstract: Electrochemical Passivation of Lithium in Lithium Hexafluoroarsenate/2‐Methyltetrahydrofuran Electrolyte
Authors: DESJARDINS C. D. , MACLEAN G. K. , SHARIFIAN H.
Published: May 2016

is studied by ac impedance measurements.
ChemInform Abstract: Electrochemical Behavior of Cobalt in Carbonate‐Bicarbonate Solutions.
Authors: GERVASI C. A. , BIAGGIO S. R. , VILCHE J. R. , ARVIA A. J.
Published: May 2016

The anodic oxidation of Co in CO32‐/HCO3‐ solutions of pH 8.4‐10.5 in the potential range of the active‐to‐passive transition strongly depends on hydrodynamic conditions and ionic composition of the solution.
ChemInform Abstract: Electron‐Transfer Behavior of Quinoid Compounds: Acenazulenediones ‐ A Study by Chemical and Electrochemical Methods and by UV/VIS Spectroelectrochemistry.
Authors: DAUB J. , SALBECK J.
Published: May 2016

A cyclic voltammetric study of (I) indicates the equilibrium of the radical anion (II) with the dimeric dianion (III) which is also obtained by reduction of (I) with Na metal.
ChemInform Abstract: Elimination of the Dichloromethylsulfonyl Group from Benzyl β‐Dichloromethylsulfonylpropionate.
Authors: GAIDAMAKA S. N. , SHANTALII O. A. , ROZKO A. N. , GRIGOR'EV A. A.
Published: May 2016

Treatment of the title compound (I) with a base affords benzyl acrylate (II).
ChemInform Abstract: Matrix‐Induced Intersystem Crossing in the Photochemistry of the 1,2‐Dichloroethenes.
Authors: LAURSEN S. L. , PIMENTEL G. C.
Published: May 2016

In contrast to the photolysis of the cis isomer (III) in Kr matrix, the photoreaction in Xe matrix shows the additional elimination of Cl2 indicating that a triplet state as well as a directly excited singlet state are involved in the Xe matrix reaction.
ChemInform Abstract: New Ways of Generating Organotin Reactive Intermediates for Organic Synthesis.
Authors: NEUMANN W. P. , HILLGAERTNER H. + , BAINES K. M. , DICKE R. , VORSPOHL K. , KOBS U. , NUSSBEUTEL U.
Published: May 2016

New ways of generating R3Sn· radicals, decoupled from the presence of R3SnH, which possess a high radical scavenging power, are developed and discussed: the spontaneous thermal dissociation of distannanes with bulky substituents, the thermal fragmentation of bisstannyl benzpinacols, the ketone‐sensitized mild photolysis of simple distannanes, and the mild photolysis of benzyltin compounds such as 9‐stannyl‐9,10‐dihydroanthracene.
ChemInform Abstract: Selective Monoetherification and Monoesterification of Diols and Diacids Under Phase‐Transfer Conditions.
Authors: DE LA ZERDA J. , BARAK G. , SASSON Y.
Published: May 2016

Chain length and branching of the diols (I)‐(III) are the main influencing parameters in a) selectivity of monoetherification and b) yields of products (given graphically).
ChemInform Abstract: A New Synthesis of N‐Protected α‐Aminomethyl Ketones from Glycine.
Authors: DAVIES D. T. , O'HANLON P. J.
Published: May 2016

The N‐protected glycines (I) are converted to the activated amides (III) which are subjected to the Weinreb ketone synthesis consisting in a displacement reaction with the organometallic agents (IV) to produce the α‐amino ketones (V).
ChemInform Abstract: A New Facile Synthesis of 2‐Alkylcyclopent‐2‐enones.
Authors: BONSIGNORE S. , DALCANALE E. , MARTINENGO T.
Published: May 2016

The oxiranes (I) are cleaved and recyclized upon coupling with diethyl malonate (II) in the presence of sodium ethoxide.
ChemInform Abstract: Oligomers of Aziridines and N‐(β‐Aziridinoethyl) Amides.
Authors: KOSTYANOVSKII R. G. , LESHCHINSKAYA V. P. , ALEKPEROV R. K. , KADORKINA G. K. , SHUSTOVA L. L. , EL'NATANOV YU. I. , GROMOVA G. L. , ALIEV A. E. , CHERVIN I. I.
Published: May 2016

Upon standing, the dimethylaziridne (I) is converted to the dimer (II) and the trimer (III).
ChemInform Abstract: Color and Constitution. Part 8. Some Novel Dyestuffs Containing Indoxyl Residues.
Authors: KATRITZKY A. R. , LI Q.‐L. , FAN W.‐Q.
Published: May 2016

N‐Acetylindoxyl (I) is coupled with the aldehydes (II) to give the arylmethylene compounds (IIIa) ‐ (IIId) and (IIIf).
ChemInform Abstract: An Unexpected Rearrangement of 2‐(2‐Benzofuranyl)benzonitriles: A New Route to Phenylmethylenedihydroisoindolinones.
Authors: GUILLAUMEL J. , BOCCARA N. , DEMERSEMAN P. , ROYER R.
Published: May 2016

Treatment of the benzonitriles (I) with potassium hydroxide in ethanol yields the carboxamides (II).
ChemInform Abstract: Ti(III) Salt‐Mediated Formation of 1,3‐Dioxolanes.
Authors: CLERICI A. , PORTA O.
Published: May 2016

When benzil (I) is treated with titanium(III) chloride, the intermediate radical (II) is generated.
ChemInform Abstract: A Novel Regioselective tert‐Butylation as Applied to the Synthesis of 5‐Cyano‐1‐(1,1‐dimethylethyl)‐N‐methyl‐1H‐pyrazole‐4‐carboxamide.
Authors: TAO E. V. P. , AIKINS J. , RIZZO J. , BECK J. R. , LYNCH M. P.
Published: May 2016

The ethoxymethyleneoxo diester (III), prepared from the sodium salt (I) and the orthoester (II), reacts with hydrazine hydrate (IV) to form the pyrazole‐4,5‐dicarboxylate (V).
ChemInform Abstract: Synthesis of New (((3‐Substituted‐5‐Isoxazolyl)alkylidene)iminooxy)aminopropanol Derivatives.
Authors: CHIARINO D. , FERRARIO F. , NAPOLETANO M. , SALA A.
Published: May 2016

The 5‐acylisoxazoles (I) are converted to the oximes (III) which react with epibromohydrin (IV) to form the oxime ether (V).
ChemInform Abstract: Derivatives of 2‐Oxo‐3(2H)‐benzothiazolineacetonitrile and Related Compounds. Part 1. Synthesis of N‐Hydroxy‐2‐oxo or Thioxo‐3(2H)‐benzothiazolineethanimidamide and Related Products.
Authors: D'AMICO J. J. , MARVEL J. T. , BOLLINGER F. G.
Published: May 2016

The oxobenzothiazolineacetonitriles (III) are prepared by N‐cyanomethylation of the benzothiazolones (I) or by dehydration of the amides (IV).
ChemInform Abstract: Alkylated Benzimidazole and Benzotriazole Derivatives of 3‐Amino‐2‐propenoic Acid.
Authors: MILATA V. , ILAVSKY D. , GOLJER I.
Published: May 2016

Alkylation of the compounds (I) proceeds only at the exocyclic N atom.
ChemInform Abstract: Pyridine and Pyrazine Analogues of TCNQ Dianion Salts.
Authors: OGURA F. , HAMA Y. , ASO Y. , OTSUBO T.
Published: May 2016

The dihalopyridine (I) undergoes nucleophilic aromatic substitution with the anion derived from malononitrile (II) to give the tetranitrile (III).
ChemInform Abstract: Condensation of 2H‐Indazole‐4,7‐dione Derivatives with 2‐Aminophenol Derivatives.
Authors: NAN'YA S. , KATSURAYA K. , ITAMOTO Y. , MAEKAWA E. , UENO Y.
Published: May 2016

The o‐aminophenols (I) undergo cyclocondensation with the indazoledione (II) to form the pyrazolophenoxazines (III).
ChemInform Abstract: A Facile Synthesis of Substituted 4,5,6,7‐Tetrahydropyrazolo(3,4‐d)pyrimidine and 1,2,3,4‐Tetrahydropyrazolo(1,5‐a)triazine Derivatives.
Authors: VISHWAKARMA J. N. , MOFIZUDDIN M. , ILA H. , JUNJAPPA H.
Published: May 2016

The 3‐alkylaminopyrazoles (I) undergo cyclization upon aminomethylation with formaldehyde (II) and the primary amines (III) to yield the tetrahydropyrazolopyrimidines (IV).
ChemInform Abstract: First Synthesis of a 1,2,3,4‐Tetrazine.
Authors: KAIHOH T. , ITOH T. , YAMAGUCHI K. , OHSAWA A.
Published: May 2016

Oxidation of the aminotriazolotriazole (I) with lead tetraacetate results in rearrangement, producing the triazolotetrazine (II).
ChemInform Abstract: Synthesis of Phosphonium 1,3,5,2‐Dioxaphosphaboratinane.
Authors: NIKONOV G. N. , KARASIK A. A. , ERASTOV O. A.
Published: May 2016

The phosphonium salts (III) mentioned in the title are prepared from the ammonium salts (I) and methyltriphenylphosphonium iodide (II).
ChemInform Abstract: An Efficient and General Strategy for the Synthesis of 1,4‐Dihydro‐λ3‐and ‐λ5‐azaphosphinines from 2‐Aza‐1,3‐dienes.
Authors: BARLUENGA J. , PALACIOS F. , GONZALEZ F. J. , FUSTERO S.
Published: May 2016

Cyclocondensation of the N‐vinyl imines (I) with dichlorophenylphosphine (II) followed by hydrolysis yields the dihydroazaphosphinine oxides (III).
ChemInform Abstract: Preparation, Structure, and Physical Properties of a Series of Uncapped C6X4Y4 (X, Y = Sulfur, Selenium, Tellurium) Compounds.
Authors: IWASAWA N. , URAYAMA H. , YAMOCHI H. , SAITO G. , IMAEDA K. , MORI T. , MARUYAMA Y. , INOKUCHI H. , ENOKI T. , HIGUCHI Y. , YASUOKA N.
Published: May 2016

Tetrathiafulvalene (I) is consecutively lithiated and treated with the chalcogenes (II) and the alkyl halides (III) to form the tetrakis(alkylseleno) or tetrakis(alkyltelluro) derivatives (IV).
ChemInform Abstract: Alkali Metal Derivatives of an Alkoxysilazane.
Authors: VEITH M. , BOEHNLEIN J. +
Published: May 2016

The H atom of the disilazane (V) can be replaced by alkali metal atoms yielding the derivatives (VI), (X), and (XII).
ChemInform Abstract: Flexibility in Coordinative Behavior of Propane‐1,3‐diamine Toward Zn(II) and Cd(II) Halides: M(1,3pn)2X2 (M: Zn, Cd; X: Cl, Br, I).
Authors: CIANI G. , MORET M. , SIRONI A. , BRUNI S. , CARIATI F. , POZZI A. , MANFREDINI T. , MENABUE L. , PELLACANI G.
Published: May 2016

Complexes of the composition MX2L2 (X: halide) are obtained on mixing methanolic solutions of the title ligand L with metal halides (yields not given).
ChemInform Abstract: Some New Derivatives of Organozirconium(IV) and Organotitanium(IV) with Pyridinecarboxylic Acids.
Authors: DIXIT S. C. , SHARAN R. , KAPOOR R. N.
Published: May 2016

The new complexes (III) are prepared as shown for the example (IIIa).
ChemInform Abstract: Thiolato‐Technetium Complexes. Part 2. Synthesis, Characterization, Electrochemistry, and Spectroelectrochemistry of the Technetium(III) Complexes trans‐(Tc(SR)2(DMPE)2)+, Where R is an Alkyl or Benzyl Group and DMPE is 1,2‐Bis(dimethylphosphino)ethane.
Authors: KONNO T. , KIRCHHOFF J. R. , HEINEMAN W. R. , DEUTSCH E.
Published: May 2016

The title complexes (III) are prepared by a reduction‐substitution route, which fails for iPrSH and tBuSH.
ChemInform Abstract: The Characterization of 2‐Thiouracilato(triphenylphosphine)gold(I).
Authors: HOSKINS B. F. , LU Z. , TIEKINK E. R. T.
Published: May 2016

The IR spectroscopic data of the title compound (I) are discussed.
ChemInform Abstract: Triple‐Decked Complexes. Part 5. The Mechanism of the Nucleophilic Degradation of μ‐(η5‐(1‐Phenylborole))bis(η5‐(1‐phenylborole)rhodium).
Authors: HERBERICH G. E. , BUESCHGES U. +
Published: May 2016

The kinetics of the reactions of the triple‐decked complex (I) with small and basic ligands (II) to produce the salts (III) are studied.
ChemInform Abstract: An Investigation of the Decomposition of Osmium Carbonyl Clusters on Carbon Using Diffuse Reflectance Fourier Transform IR Spectroscopy.
Authors: VENTER J. J. , VANNICE M. A.
Published: May 2016

The thermal decomposition of the cluster (I), dispersed on an oxygen‐free carbon support, proceeds straightforwardly in He but via the intermediate (II) in H2.
ChemInform Abstract: Transition Metal‐Organoindium Chemistry. Addition of Alkyl‐Indium Bonds to Alkyliridium Compounds and the Structure of IrH(Et)(Et2In)(PMe3)3.
Authors: THORN D. L. , HARLOW R. L.
Published: May 2016

The addition of (II) to the Ir complex (I) in benzene or C6D6 leads to equilibrium mixtures of the mer‐ and fac‐isomers (III) and (IV).
ChemInform Abstract: A One‐ and Two‐Dimensional 13C and 1H NMR Study of Some Triterpenes of the Hopane, Stictane and Flavicene Groups.
Authors: WILKINS A. L. , BREMER J. , RALPH J. , HOLLAND P. T. , RONALDSON K. J. , JAGER P. M. , BIRD P. W.
Published: May 2016

By use of 2D NMR a complete assignment of the proton resonances of (I) and (II) and the characterization of the new hydroxystictanolactone (III) (from lichen Pseudocyphellaria coronata) are achieved.
ChemInform Abstract: A Stereoselective Totally Synthetic Route to Methyl α‐Peracetylhikosaminide.
Authors: DANISHEFSKY S. J. , MARING C. J.
Published: May 2016

The title compound (XVI) is synthesized as an approach to the anthelmintic agent hikizimycin.
ChemInform Abstract: The Synthesis of Potential Medicals. Part 22. Synthesis and Cytostatic Activity of 9‐Nitronoracronycine.
Authors: REISCH J. , PROBST W.
Published: May 2016

The chloronitrobenzoic acid (I) is coupled with the dimethoxyaniline (II) to give the diarylamine (III) which is methylated to form the tertiary amine (V).
ChemInform Abstract: Carboxyethyl Homologation of Lactols: Synthesis for Dinorprostanoids.
Authors: PRAKASH C. , SALEH S. , BLAIR I. A.
Published: May 2016

The conditions for the Wittig olefination with the phosphonium iodide (II) are optimized in its reaction with benzaldehyde (I).
ChemInform Abstract: A New Preparative Route to 3‐Unsubstituted Cephalosporins from Penicillin V.
Authors: DAVIS M. , WU W.‐Y.
Published: May 2016

Under the conditions shown in the scheme it becomes possible to prepare the ester (III) in high yield from the benzothiazole (I), readily available from penicillin V. The product (III) is transformed to the acid (IVa), an analogue of the chemotherapeutic agent ceftizoxime (IVb).
ChemInform Abstract: Hydrothermal Synthesis of Porous Zircon.
Authors: SIDORCHUK V. V. , CHERTOV V. M.
Published: May 2016

Coagels of the composition ZrO2·SiO2·nH2O are prepared by coprecipitation in slightly acidic media.
ChemInform Abstract: Metal Salt‐Catalyzed Carbenoids. Part 19. The Synthesis of Aryldiazomethanes.
Authors: WULFMAN D. S. , YOUSEFIAN S. , WHITE J. M.
Published: May 2016

The aryldiazomethanes (IV) are obtained from the tosylhydrazones (III), prepared by a conventional method, by phase‐transfer catalyzed basic cleavage under the conditions shown in the reaction scheme.
ChemInform Abstract: A Synthetic Approach to Rocaglamide via Reductive Cyclization of δ‐Keto Nitriles.
Authors: KRAUS G. A. , SY J. O.
Published: May 2016

Starting with the benzofuranone (I), the nitrile (II) is prepared, which undergoes cyclization upon treatment with samarium diiodide, forming the tricyclic ketone (IV) as the main product.
ChemInform Abstract: Nitrones and Oxaziridines. Part 39. Conversion of 1‐Pyrroline 1‐Oxides into 2H‐Pyrroles Through the Hetero‐Cope Rearrangement.
Authors: BLACK D. ST. C. , STRAUCH R. J.
Published: May 2016

The title rearrangement leads to pyrroles, e.g. (III), and pyrrolines such as (IV).
ChemInform Abstract: Metal Ion Promoted Phosphate Ester Hydrolysis. Intramolecular Attack of Coordinated Hydroxide Ion.
Authors: HENDRY P. , SARGESON A. M.
Published: May 2016

The phosphate diester in the complexes (I) reacts with the cis‐hydroxo group at pH 8 to liberate nitrophenolate ion ∼ 106‐fold faster than for the free ligand under the same conditions.
ChemInform Abstract: Carbonyl, Hydridocarbonyl, and Hydridoalkoxycarbonyl Complexes of Iridium with Phosphorus‐Sulfur Hybrid Ligands, and the Crystal and Molecular Structure of (IrH(CO2Me)(Ph2PCH2CH2SEt)2)BPh4.
Authors: DEL ZOTTO A. , MEZZETTI A. , DOLCETTI G. , RIGO P. , PAHOR N. B.
Published: May 2016

The trans‐Ir(I) complex (I) reacts with two equiv. of the ligands (II) in MeOH/CH2Cl2 at room temp. to give the carbonyl‐Ir(I) complexes (III); however at 70 °C, the hydridomethoxycarbonyl‐Ir(III) complexes (V) are obtained.
ChemInform Abstract: Steroids. Part 338. Solvolytic Rearrangements in 4β,5‐Cyclopropano‐5β‐androstane‐3β,17β,19‐triol 3‐Acetate 17‐Benzoate 19‐p‐Toluenesulfonate.
Authors: FAJKOS J. , JOSKA J.
Published: May 2016

Acetolysis of the title tosylate (V) affords three products (VIIa)‐(IXa) with modified steroid skeletons; deprotection of these products leads to compounds (VIIb)‐(IXb).
ChemInform Abstract: The Effect of TiO2 on the Sintering and the Electrical Conductivity of Cr2O3
Authors: NAGAI H. , OHBAYASHI K.
Published: May 2016

is studied as a function of the oxygen pressure in the range 10‐10‐105 Pa.
ChemInform Abstract: Chemistry of Phosphorus. Part 194. Sodium Pentaphosphacyclopentadienide: Preparation from White Phosphorus and Sodium Dihydrogenphosphide.
Authors: BAUDLER M. , OUZOUNIS D.
Published: May 2016

A pure ∼10‐2 M NaP5/18‐crown‐6/THF solution is obtained from the reaction outlined in the scheme.
ChemInform Abstract: Asymmetric Reductions of Prochiral Ketones with B‐3‐Pinanyl‐9‐borabicyclo(3.3.1)nonane (Alpine‐Borane) at Elevated Pressures.
Authors: MIDLAND M. M. , MCLOUGHLIN J. I. , GABRIEL J.
Published: May 2016

The prochiral ketones (I) are treated with the chiral borane mentioned in the title at a higher pressure, yielding the optically active alcohols (R)‐(II).
ChemInform Abstract: A Novel and Efficient Route to Prostanoid Intermediates.
Authors: LEVIN J. I.
Published: May 2016

The cyclopentenone (I) is coupled with the aldehyde (III) in the presence of dimethylphenylthioaluminum (II) to give the propargylic alcohol (IV).
ChemInform Abstract: Reactivity of Arylethynyl(phenyl)iodonium Salts Toward Some 1,3‐Dipoles. X‐Ray Molecular Structure of 3‐Mesityl‐5‐phenylisoxazol‐4‐yl(phenyl)iodonium Toluene‐p‐sulfonate.
Authors: KOTALI E. , VARVOGLIS A. , BOZOPOULOS A.
Published: May 2016

1,3‐Dipolar cycloaddition of the title iodonium salts (I) with the compounds (II) and (V) yields isoxazole derivatives, e.g. (III), (IV) and (VI), which may be used as biocides or photo‐initiators.
ChemInform Abstract: Stereochemical Aspects of the “tert‐Amino Effect”. Part 1. Regioselectivity in the Synthesis of Pyrrolo(1,2‐a)quinolines and Benzo(c)quinolizines.
Authors: NIJHUIS W. H. N. , VERBOOM W. , EL‐FADL A. A. , HARKEMA S. , REINHOUDT D. N.
Published: May 2016

Coupling of o‐fluorobenzaldehyde (Ia) or the o‐fluorophenyl ketones (Ib), (Ic) with the pyrrolidines or piperidines (II) yields the o‐aminobenzaldehydes or phenyl ketones (III).
ChemInform Abstract: Changing the Size of a Cavity via an Electron‐Transfer: Synthesis and Reduction of 1,5,22,26‐Tetraoxa‐(5,5)‐(2,8)‐dibenzo(a,e)cyclooctatetraenophane.
Authors: HEINZ W. , RAEDER H.‐J. + , MUELLEN K. +
Published: May 2016

Coupling of the dibenzobarrelenes (Ia) and (Ib), prepared by Diels‐Alder reaction of the corresponding anthracenes with dimethyl acetylenedicarboxylate, under high dilution conditions gives the macrocyclic tetraester (II), which is saponified and decarboxylated to yield the unsubstituted derivative (III).
ChemInform Abstract: Cycloaddition of Transition‐Metal‐η1‐Dienyl Complexes with Dienophiles: (4 + 2) versus (3 + 2) Reaction Pathways.
Authors: LEE G.‐H. , PENG S.‐M. , YANG G.‐M. , LUSH S.‐F. , LIU R.‐S.
Published: May 2016

The alkadien‐1‐yl‐Mn(I) complexes (I) undergo (4 + 2) cycloaddition with tetracyanoethylene (II) and maleic anhydride (IV) to produce the adducts (III) and (V), respectively.
ChemInform Abstract: Organometallic Complexes with Electronic Bridges. Part 1. σ,π Complexes of Benzene.
Authors: HUNTER A. D.
Published: May 2016

Electron‐rich polymetallic complexes such as (IV) and (VI) are prepared according to the scheme.
ChemInform Abstract: Synthesis and Crystal Structure of the New Mixed‐Metal, Mixed‐Ligand Cluster Compound Zn4Ni2(C5H5)4(C5Me5)2.
Authors: FISCHER B. , KLEIJN H. , BOERSMA J. , VAN KOTEN G. , SPEK A. L.
Published: May 2016

Depending on the reaction conditions, the new title complex (IV) or a mixture of (IV) and the known complex (V) are prepared.
ChemInform Abstract: Stereoselective β‐C‐ and β‐S‐Glycosylation of 2‐Deoxyribofuranose Derivatives Controlled by the 3‐Hydroxy Protective Group.
Authors: ICHIKAWA Y. , KUBOTA H. , FUJITA K. , OKAUCHI T. , NARASAKA K.
Published: May 2016

The title methodology is developed with a view to gaining access to the β‐derivatives of sugars with no 2‐α‐OH group.
ChemInform Abstract: Synthesis and Antiviral Activity of Phosphonoacetic and Phosphonoformic Acid Esters of 5‐Bromo‐2′‐deoxyuridine and Related Pyrimidine Nucleosides and Acylonucleosides.
Authors: LAMBERT R. W. , MARTIN J. A. , THOMAS G. J. , DUNCAN I. B. , HALL M. J. , HEIMER E. P.
Published: May 2016

The phosphonoacetate (I) is coupled with acyclonucleosides such as (II) and nucleosides such as (V) to produce the phosphonoacetic acid esters (IV) and (VI) after alkaline hydrolysis.
ChemInform Abstract: Approaches to the 1,6,8‐Trioxadispiro(4.1.5.3)pentadec‐13‐en‐15‐ol Ring System of Salinomycin and Related Polyether Antibiotics.
Authors: KOCIENSKI P. , FALL Y. , WHITBY R.
Published: May 2016

The title ring system (IX) (in part no yield given) is prepared via acid‐catalyzed rearrangement of the intermediate (IV).
ChemInform Abstract: X‐Ray Diffraction Studies on Molybdena‐Zirconia Catalysts
Authors: REDDY B. M.
Published: May 2016

are performed for catalysts with varying Mo loading in the reduced and unreduced states.
ChemInform Abstract: Redox Properties of Cerium‐Exchanged Y‐Zeolites.
Authors: FLOOR M. , KIEBOOM A. P. G. , VAN BEKKUM H.
Published: May 2016

Oxidation of Ce(III)‐exchanged Na‐Y (exchange level 24‐91%) with aqueous H2O2 or with O2 at elevated temp. yields mixed Ce(III)/Ce(IV) catalysts.
ChemInform Abstract: Characterization of Vanadia/Silica Mixed Gel Catalysts by Vibrational Spectroscopy.
Authors: WOKAUN A. , SCHRAML M. , BAIKER A.
Published: May 2016

Highly dispersed vanadium oxide species in an amorphous silica matrix are obtained by the sol‐gel process using sols prepared from (iBuO)3V and Si(OEt)4.
ChemInform Abstract: A Novel Reaction of Aliphatic Nitro Compounds.
Authors: APASOV E. T. , KALININ A. V. , STRELENKO YU. A. , TARTAKOVSKII V. A.
Published: May 2016

Treatment of the primary nitroalkanes (I) with the magnesium amide (II) gives the amidoximes (III).
ChemInform Abstract: Synthesis and Evaluation of Antileukemic Activity of 5‐Thienyl‐ or 5‐(2‐Furyl)‐2,3‐dihydro‐6,7‐bis(hydroxymethyl)‐1H‐pyrrolizine Bis(alkylcarbamates) and Derivatives.
Authors: LADUREE D. , LANCELOT J.‐C. , ROBBA M. , CHENU E. , MATHE G.
Published: May 2016

The acylprolines (III), obtained from the carboxylic acids (I) and proline (II), are cyclized with the acetylenedicarboxylate (IV) in acetic anhydride, producing the pyrrolizinedicarboxylates (V) which are reduced to give the diols (VI).
ChemInform Abstract: Carbanion‐Mediated Oxidative Deprotection of Non‐Enolizable Benzylated Amides.
Authors: WILLIAMS R. M. , KWAST E.
Published: May 2016

The N‐benzylamides (I) are lithiated in the benzylic position to form the salts (III) which react with oxygene, yielding the N‐hydroxybenzylamides (IV) which are cleaved to give the N‐debenzylated amides (V), together with the benzaldehydes (VI).
ChemInform Abstract: Insertion of Oxygen into Vanadium‐Carbon Bonds: Formation of ((.mu±eta.3‐C5Me5O3)V(O))2 from (η‐C5Me5)2V and O2.
Authors: BOTTOMLEY F. , MAGILL C. P. , WHITE P. S.
Published: May 2016

The controlled oxidation of the vanadocene (I) with O2 yields the title complex (II) by insertion of three oxygen atoms into adjacent V‐C bonds in an all‐cis configuration.
ChemInform Abstract: The Orthopalladation of Aniline via Its 2‐Nitrophenylsulfenyl Derivative.
Authors: GUARNIERI A. , PARKINS A. W.
Published: May 2016

The sulfenyl anilide (III), prepared from the sulfenyl chloride (I) and aniline (II), reacts with PdCl2 (IV) to give the orthopalladation product (V).
ChemInform Abstract: Interaction of (Ph3P)4Pt with Alkynylvinyl Triflates: Stereochemistry and Mechanism of Formation of σ‐Enynyl and σ‐Butatrienyl Cationic Platinum(II) Complexes.
Authors: STANG P. J. , DATTA A. K.
Published: May 2016

Reaction of enynyl triflates (preparation described) with the Pt complex (II) gives stable σ‐enynyl or σ‐butatrienyl cationic Pt(II) complexes depending on the substitution of the starting compounds (I), (IV), or (VI).
ChemInform Abstract: Helium Bonding in Singly and Doubly Charged First‐Row Diatomic Cations HeXn+ (X: Li‐Ne; n = 1, 2).
Authors: FRENKING G. , KOCH W. , CREMER D. , GAUSS J. , LIEBMAN J. F.
Published: May 2016

Ab initio calculations are performed for the electronic ground states and selected excited states of HeXn+ and the calculated bonding properties are discussed in terms of donor‐acceptor interactions between neutral He as the donor and the Xn+ cation as the acceptor.
ChemInform Abstract: Charging of a Redox Catalyst for O2 Evolution.
Authors: MILLS A. , GIDDINGS S. , MCMURRAY N. , WILLIAMS G.
Published: May 2016

In the Ce4+ oxidation of water using the Ru compound (II) as redox catalyst, an initial rapid drop in the Ce4+ concentration is observed which is found to be not associated with the water oxidation reaction.
ChemInform Abstract: 1,4‐Additions of the Highly Functionalized Copper Reagents RCu(CN)ZnI·2BF3 to Trisubstituted Enones. A New BF3‐Promoted Cyclization Reaction.
Authors: YEH M. C. P. , KNOCHEL P. , BUTLER W. M. , BERK S. C.
Published: May 2016

The complex copper‐zinc organometallics (IIIa) ‐ (IIId), synthesized from the corresponding zinc organometallics (I), react with the α,β‐unsaturated ketones (IV) to give the Michael‐type adducts (V).
ChemInform Abstract: N‐Lithio‐N‐(2‐lithioethyl)‐ and N‐Lithio‐N‐(3‐lithiopropyl)benzamide: Direct Preparation and Synthetic Applications of 2‐Lithioethyl‐ and 3‐Lithiopropylamine Equivalents.
Authors: BARLUENGA J. , FOUBELO F. , FANANAS F. J. , YUS M.
Published: May 2016

The dilithiated title compounds (IV) react with a variety of electrophiles such as (V) to give the benzamides (VI).
ChemInform Abstract: Diels‐Alder Reactions of Cycloalkenones. Part 16. endo‐Diastereoselectivity of Some Cycloalkenones in Reactions with 1,3‐Cyclohexadiene.
Authors: FRINGUELLI F. , GUO M. , MINUTI L. , PIZZO F. , TATICCHI A. , WENKERT E.
Published: May 2016

Diels‐Alder reaction of the cycloalkenones (I) with 1,3‐cyclohexadiene (II) produces the endo‐cycloadducts (III).
ChemInform Abstract: Steric Inhibition of Photochemical Reactions: The (2 + 2)Cycloaddition Reaction.
Authors: PENN J. H. , GAN L.‐X. , CHAN E. Y. , LOESEL P. D. , HOHLNEICHER G.
Published: May 2016

While irradiation of 1,2‐diphenylcyclobutene (I) at 350 nm in the presence of tetrachloroethylene (II) leads to the formation of the expected (2 + 2)cycloadduct (III), 1,2‐diphenyl‐3,3,4,4‐tetramethylcyclobutene (IV), 1,2‐diphenylcyclopentene (VIa), and 1,2‐diphenylcyclohexene (VIb) form the phenanthrene derivatives (V) and (VII) upon irradiation in the presence of tetrachloroethylene due to steric interaction.
ChemInform Abstract: A Dipolar Cycloaddition Approach to Pyrrolo(1,2‐a)indoles Using N‐((Trimethylsilyl)methyl)‐Substituted Indoles.
Authors: PADWA A. , FRYXELL G. E. , GASDASKA J. R. , VENKATRAMANAN M. K. , WONG G. S. K.
Published: May 2016

1,3‐Dipolar cycloaddition of the N‐trimethylsilylmethyl‐substituted indole (V), obtained from gramine (I) as shown in the reaction scheme, with N‐phenylmaleimide (VI) in the presence of equimolar amounts of silver fluoride leads to the formation of the fused dione (VII).
ChemInform Abstract: Regioselective Allylation and Propargylation of Pyrimidines.
Authors: EPIFANI E. , FLORIO S. , INGROSSO G. , BABUDRI F.
Published: May 2016

The title reaction of the pyrimidines (I) leads to dihydropyrimidines, e.g. (III) and (IV) or (VIII) and (IX).
ChemInform Abstract: Quinazolinones. Part 16. Synthesis and in vitro Pharmacology of 2‐Aryl‐1‐((3‐(imidazol‐4‐yl)propyl)guanidinoalkyl)‐2,3‐dihydro‐4(1H)‐quinazolinones.
Authors: BUEYUEKTIMKIN S. + , BUSCHAUER A. , SCHUNACK W.
Published: May 2016

The benzoyl isothiocyanate (II) is coupled with the aminoalkylquinazolinones (I) to give the thioureas (III) after hydrolysis.
ChemInform Abstract: Allylations of ((Diethoxyphosphoryl)difluoromethyl)zinc Bromide as a Convenient Route to 1,1‐Difluoro‐3‐alkenephosphonates.
Authors: BURTON D. J. , SPRAGUE L. G.
Published: May 2016

The phosphoryldifluoromethylzinc bromide (III), obtained from the phosphonate (I) by treatment with zinc (II), reacts with the allyl halides (IV) in the presence of catalytic amounts of CuBr to form the alkenephosphonates (V).
ChemInform Abstract: Intramolecular Donor‐Acceptor Interactions in N,N′‐Dimethylurea Derivatives of Phosphorus.
Authors: KAUKORAT T. , SCHMUTZLER R.
Published: May 2016

The 2‐(2‐aminoethylamino)1,3‐diaza‐2λ3‐phosphetidinone (III) is synthesized according to the scheme.
ChemInform Abstract: Metal‐Containing Heterocycles: Preparation, Properties, Reactions. Part 63. Phosphamolybdacyclopropanes with Carbene and Phosphinidene Building Blocks.
Authors: LINDNER E. , STAENGLE M. + , HILLER W. , FAWZI R.
Published: May 2016

The phosphidomolybdate (I) reacts with the geminal dihalides (II) and the organophosphorus chlorides (IV) to give the three‐membered phosphamolybdacyclopropanes (III) and (V), respectively.
ChemInform Abstract: Cluster Synthesis. Part 25. Synthesis and Characterization of New Mixed‐Metal Cluster Complexes by Metal‐Metal Exchange. Reactions of the Sulfido Cluster Complexes M3(CO)9(μ3‐CO)(μ3‐S) (M: Fe, Ru, and Os) with W(CO)5L (L: CO or PMe2Ph).
Authors: ADAMS R. D. , BABIN J. E. , MATHUR P. , NATARAJAN K. , WANG J.‐G.
Published: May 2016

The reactions of the sulfur‐bridged clusters (I) with the tungsten compounds (II) yield the new mixed‐metal clusters (III) and in one case additionally the tetranuclear cluster (IVa).
ChemInform Abstract: Trifluoromethyl Group on Quarternary Carbon. Synthesis of 16,16,16‐Trifluororetinal.
Authors: HANZAWA Y. , SUZUKI M. , KOBAYASHI Y.
Published: May 2016

2‐Trifluoromethylacrylic acid (Ia) or the acrylate (Ib) reacts with the dienes (II), (IV), (VI), or (VIII) to give the cycloadducts (III), (V), (VII), or (IX).
ChemInform Abstract: Hydroxy Group Inversion in Thiazole Polyols by an Oxidation‐Reduction Sequence. An Entry to syn‐1,2‐Diol Fragments in Masked Carbohydrates.
Authors: DONDONI A. , FANTIN G. , FOGAGNOLO M. , MEDICI A. , PEDRINI P.
Published: May 2016

Oxidation of the anti‐configurated thiazolyl carbinols (I) and (IV) with potassium permanganate leads to the formation of ketones (II) and (V) which are reduced with sodium borohydride or L‐selectride, predominantly yielding the syn‐configurated products (III) and (VI).
ChemInform Abstract: Cyclization of 6‐Hydroxy‐2‐ynals and Ynoates: A New Pathway to Substituted 2‐Methylene‐tetrahydrofurans.
Authors: PFLIEGER D. , MUCKENSTURM B.
Published: May 2016

The 2‐methylene‐tetrahydrofuran (VII) is prepared as an analogue of the insect antifeedant bisabolangelone (VIII), the key step being the cyclization of the acetylenic alcohol (III).
ChemInform Abstract: Chemical Cogeneration in Solid Electrolyte Cells. The Oxidation of H2S to SO2.
Authors: YENTEKAKIS I. V. , VAYENAS C. G.
Published: May 2016

H2S is used as the fuel in a high‐temp.
ChemInform Abstract: The Electroformation of a Ru + Ag Surface Alloy
Authors: QUIROZ M. A. , SALGADO L. , GONZALEZ I. , MEAS Y. , ROJAS‐HERNANDEZ A. , VELA A.
Published: May 2016

is observed during the electrodeposition of silver on polycrystalline Ru‐electrodes from a Ag2SO4/H2SO4 solution.
ChemInform Abstract: Synthesis and Characterization of New hypho‐Dithiaborane Clusters: Structural and Bonding Links Between Electron‐Deficient and Electron‐Precise Cage Systems.
Authors: KANG S. O. , SNEDDON L. G.
Published: May 2016

The new hypho‐dithiaborane clusters (III), (IV), and (VIII) are prepared according to the scheme and their structures are discussed in detail.
ChemInform Abstract: Amide Coordination Effects in Organolithiums.
Authors: BACHRACH S. M. , RITCHIE J. P.
Published: May 2016

Organolithiums containing the amide group are examined by ab initio MO calculations with the 3‐21G basis set.
ChemInform Abstract: N,N′‐Bispyridoxylethylenediamine‐N,N′‐diacetic Acid (PLED) and N,N′‐Bis(2‐hydroxy‐5‐sulfobenzyl)ethylenediamine‐N,N′‐diacetic Acid (SHBED).
Authors: MOTEKAITIS R. J. , SUN Y. , MARTELL A. E.
Published: May 2016

The sexadentate title ligands (IV) and (VIII) are prepared for the first time in pure form.
ChemInform Abstract: Intramolecular (2 + 2)Cycloadditions of Keteniminium Salts Derived from α‐ and β‐Amino Acids. A Route to Azabicyclic Ketones.
Authors: GOBEAUX B. , GHOSEZ L.
Published: May 2016

Consecutive treatment of the unsaturated N‐tosylaminoamides (I) with triflic anhydride and collidine followed by hydrolysis yields a mixture of the bicyclic amino ketones (II) and (III).
ChemInform Abstract: Direct Formation of a Substituted (5.5.5.5)Fenestrane by Intramolecular Arene‐Olefin Photocycloaddition.
Authors: MANI J. , SCHUETTEL S. + , ZHANG C. , BIGLER P. , MUELLER C. + , KEESE R.
Published: May 2016

Irradiation of the indan derivative (I) affords the photoproducts (II), (III) and (IV).
ChemInform Abstract: Photofragmentation via Single‐Electron Transfer: Selective Labilization of C‐C Bonds in Amino Alcohols with Several Bonds Between Heteroatom Substituents.
Authors: CI X. , WHITTEN D. G.
Published: May 2016

Photoreactions of (I), (III) and (VII), as donors in the presence of thioindigo or β‐lapachone as acceptors are studied.
ChemInform Abstract: Chloro(tetratolylporphyrinato)manganese(III) as a Catalyst for Oxidation of Aldehydes and Epoxidation of Propylene.
Authors: HABER J. , MLODNICKA T. , POLTOWICZ J.
Published: May 2016

The title catalyst is applied to the autoxidation of propionaldehyde and to the epoxidation of propylene by perpropionic acid.