bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Palladium(II)‐Catalyzed Claisen Rearrangement of Allyl Vinyl Ethers.
Authors: VAN DER BAAN J. L. , BICKELHAUPT F. 
Published: May 2016

AbstractThe vinyl allyl ethers (I) rearrange in the presence of the complex PdCl2(MeCN)2, yielding the homoallyl ketones (II).
ChemInform Abstract: Contributions to the Chemistry of Bromine Pentafluoride. Part 1. Pentafluorophenylbromine(V) Tetrafluoride.
Authors: BREUER W. , FROHN H. J. 
Published: May 2016

AbstractThe title compound (III) is synthesized by reacting BrF5 (I) with pentafluorophenylsilyl trifluoride (II).
ChemInform Abstract: Diastereoselective Auto‐Protonation of Enolates. Anti‐Houk Selectivity.
Authors: BERRADA S. , METZNER P. 
Published: May 2016

AbstractMethyl dithioacetate (I) is lithiated to form the enolate (II) which is stereospecifically coupled with the enones (III) to give the enolates (IV).
ChemInform Abstract: Model Studies Towards Fredericamycin A. Protocol for the Rapid Creation of the Spirocyclic Centre.
Authors: MEHTA G. , SUBRAHMANYAM D. 
Published: May 2016

AbstractIndene (II) is coupled with 2‐methylbenzoyl chloride (I) yielding the ketone (III) which is photochemically cyclized to form the spirocyclic ketone (IV).
ChemInform Abstract: The Solid State Structure of 9,11,20,22‐Tetraphenyltetrabenzo(a,c,l,n)pentacene‐10,21‐dione: A Longitudinally Twisted Molecular Ribbon.
Authors: PASCAL R. A. JUN. , VAN ENGEN D. 
Published: May 2016

AbstractPhencyclone (I) reacts with p‐quinone (II) in refluxing nitrobenzene to form the tetraphenyltetrabenzopentacenedione (III).
ChemInform Abstract: 3,4‐Epoxy‐5‐hydroxycyclopentene via Titanium(IV)‐Catalyzed Photooxygenation and Its Pyrolysis to 2,4‐Pentadienoic Acid.
Authors: ADAM W. , PASQUATO L. 
Published: May 2016

AbstractPhotooxygenation of dicyclopentadiene (I) in the presence of tetraphenylporphin yields the hydroperoxides (II).
ChemInform Abstract: Stereocontrol of the Metal‐Ammonia Reduction: Formation of Either cis‐ or trans‐Fused Decalones from a Common Intermediate.
Authors: HOLTON R. A. , KENNEDY R. M. 
Published: May 2016

AbstractReduction of the decalone (I) or (II) with lithium in liquid ammonia yields either the trans‐fused (IIIa) or the cis‐fused derivative (IIIb) after Jones oxidation.
ChemInform Abstract: Isolation of a New Intermediate in the Oxidative Conversion of 5,6‐Dihydroxyindole‐2‐carboxylic Acid to Melanin.
Authors: PALUMBO P. , D'ISCHIA M. , CRESCENZI O. , PROTA G. 
Published: May 2016

AbstractOxidation of the dihydroxyindolecarboxylic acid (I) in the presence of Co(II) and acetic anhydride yields the tetraacetoxybiindolyl derivative (II), together with other oligomers.
ChemInform Abstract: Cyclofunctionalisation of Epoxyalcohol Derivatives. Part 2. Stereo‐ and Regiospecific Conversion to 1,3‐Dioxolanes.
Authors: MCCOMBIE S. W. , METZ W. A. 
Published: May 2016

AbstractThe 2,3‐epoxyalcohols (I), (VIII), and (X) react with formaldehyde in the presence of 18‐crown‐6 and Cs2CO3 to produce the 1,3‐dioxolanes (III), (IX), and (XI).
ChemInform Abstract: Nucleic Acid Related Compounds. Part 50. Synthesis and Conformational Studies of 4‐Carbamoyl‐1‐((2‐hydroxyethoxy)methyl)‐5‐(methylamino)imidazole and Derivatives as New Acyclonucleoside Analogues.
Authors: BIRNBAUM G. I. , DE CLERCQ E. , HATFIELD P. W. , ROBINS M. J. 
Published: May 2016

AbstractThe imidazole (III) mentioned in the title is synthesized by methylation of the purine (I) and subsequent basic ring cleavage.
ChemInform Abstract: Synthesis of 2‐Substituted 3(2H)‐Isothiazolones from 2‐Substituted 5‐Aroyl‐3(2H)‐isothiazolones.
Authors: TSOLOMITIS A. , SANDRIS C. 
Published: May 2016

AbstractTreatment of the aroylisothiazolones (I) with bases yields the cleavage products (II) or (III) depending on the reaction conditions.
ChemInform Abstract: Synthesis of Chiral Cyclohexanes from Levoglucosenone and Its Application to an Indole Alkaloid Reserpine.
Authors: ISOBE M. , FUKAMI N. , NISHIKAWA T. , GOTO T. 
Published: May 2016

AbstractChiral levoglucosenone (I) and the butadienes (II) form the isomeric cycloadducts (III) and (IV), together with the diene (V) obtained as a result of elimination.
ChemInform Abstract: Reactions of Quinoline 1‐Oxide with Cyanoacetic Acid Derivatives Bearing Leaving Groups.
Authors: HAMANA M. , FUJIMURA Y. , NAWATA Y. 
Published: May 2016

AbstractQuinoline‐N‐oxide (I) reacts with the nitriles (II), (VI), and (IX) to give the compounds (III), (VII), and (X) as a result of substitution and deoxygenation.
ChemInform Abstract: Synthesis of Thio Derivatives of 1,3‐Dioxinopyridine.
Authors: ARUSTAMOVA I. S. , KUL'NEVICH V. G. 
Published: May 2016

AbstractStarting from the dioxinopyridine (I), the thio derivatives (III), (V)‐(VII), (IX), (X) and (XII) are prepared by nucleophilic substitution reactions of the chlorine atom.
ChemInform Abstract: Base‐Induced Ring Cleavage of 4‐Functionalized 3‐Unsubstituted Isoxazoles. Synthesis of 2‐Aminopyrimidines and Pyrimidine‐2(3H)‐thiones.
Authors: ALBEROLA A. , ANTOLIN L. F. , GONZALEZ A. M. , LAGUNA M. A. , PULIDO F. J. 
Published: May 2016

AbstractCleavage of the isoxazoles (I) with primary amines or sodium hydroxide yields the enaminonitriles (II) or the cyanoenolate (III).
ChemInform Abstract: Chemistry of Boron. Part 182. Attempted Preparation of Methyleneboranes: Studies of the Dehydrohalogenation of Sterically Crowded Amino‐organylboron Halides.
Authors: GLASER B. , NOETH H. + 
Published: May 2016

AbstractAttempts to dehydrohalogenate the 2,2,6,6‐tetramethylpiperidino‐organylboron halides (II), (V), and (VIII) are carried out.
ChemInform Abstract: 2‐Dimethylphosphonoethyl Carbamates.
Authors: BLINOVA G. G. , LAVRENT'EV A. N. , LIN'KOVA O. A. , MEL'NIKOVA L. N. 
Published: May 2016

AbstractThe title compounds (III) are synthesized by reacting the bromoethyl carbamates (I) with trimethyl phosphite (II).
ChemInform Abstract: Addition of Isonitriles to ((M(CO)2(η‐C5H5))2) (M: Mo or W). Syntheses and Properties of (M2(.mu±eta.2‐CNR)(CO)4(η‐C5H5)2) (M: Mo or W, R: Me or tBu) and ((Mo(CNR)(CO)2(η‐C5H5))2) (R: Me or tBu). X‐Ray Crystal Structures of (Mo2(.mu±eta.2‐CNtBu)(CO)4(η‐C5H5)2) and ((Mo(CNtBu)(CO)2(η‐C5H5))2).
Authors: ADAMS H. , BAILEY N. A. , BANNISTER C. , FAERS M. A. , FEDORKO P. , OSBORN V. A. , WINTER M. J. 
Published: May 2016

AbstractAddition of one equiv. of CNR to the title dimers (I) results in the formation of the isonitrile derivatives (II) in which the M‐M single bond is bridged by a CNR group in a μ‐η2 4e donor fashion.
ChemInform Abstract: Semicarbazone Allyl Dicarbonyl Complexes of Molybdenum(II).
Authors: CAMPBELL M. J. M. , MORRISON E. , ROGERS V. , BAKER P. K. 
Published: May 2016

AbstractThe equimolar reaction of the allyl‐Mo(II) complexes (I) with corresponding semicarbazones affords the semicarbazone complexes (II).
ChemInform Abstract: Acid‐Induced Carbyne‐Acyl Rearrangement.
Authors: KREISSL F. R. , SIEBER W. J. , KELLER H. , RIEDE J. , WOLFGRUBER M. 
Published: May 2016

AbstractThe cyclopentadienyl carbyne complexes (I) react with the acids (II) to give the acyl complexes (III).
ChemInform Abstract: Synthesis of η‐Arene Rhenium Compounds Using Rhenium Atoms. Crystal Structures of (Re2(η‐C6H6)(η‐C6H8)2(μ‐H)2) and (Re(η‐C6H6)(η‐C6H8)H).
Authors: GREEN M. L. H. , O'HARE D. 
Published: May 2016

AbstractCocondensation of Re atoms with benzene‐cyclohexene, benzene‐cycloheptatriene, benzene‐cyclopentadiene, or pure indene leads to the products (I) and (II), (III) and (IV), (V) and (VI), or (VII), respectively.
ChemInform Abstract: Formation of a Methoxycarbonyl Group by Attack of Methanol on an Iron(II) Carbonyl Complex, Assisted by Intramolecular Proton Transfer: X‐Ray Structure Determination of (Fe(CO)(PMe3)2(CNC6H11)(CO(OCH3))(C(CH3)=NHC6H11))‐BPh4.
Authors: CARDACI G. , BELLACHIOMA G. , ZANAZZI P. F. 
Published: May 2016

AbstractThe reactivity of complex (I) leading to (II), confirms the lability of the heterocyclic structure, which is stabilized by subtle balancing of the electron density.
ChemInform Abstract: Organotransition‐Metal Metallacarboranes. Part 9. nido‐2,3‐Dibenzyl‐2,3‐dicarbahexaborane(8) ((PhCH2)2C2B4H6), a Versatile Multifunctional nido‐Carborane: Iron‐Polyarene Sandwich Compounds and Chromium Tricarbonyl π‐Complexes.
Authors: SPENCER J. T. , GRIMES R. N. 
Published: May 2016

AbstractThe title carborane (II) is prepared as shown.
ChemInform Abstract: Dihydroazaborolyl Complexes. Part 22. Chemistry of the (Dihydroazaborolyl)iron Cation.
Authors: SCHMID G. , BARBENHEIM G. 
Published: May 2016

AbstractThe p‐xylene ligand in the (η5‐1H‐1,2‐azaborolyl)‐Fe complex (I) can be substituted by trimethyl phosphite or trimethylphosphine under photolytic conditions.
ChemInform Abstract: Ligand Bridging and Chelation of Tetracobalt Clusters with Difunctional Phosphines.
Authors: RICHMOND M. G. , KOCHI J. K. 
Published: May 2016

AbstractThe interaction of the tetracobalt carbonyl cluster (I) with various diphosphines is examined under both thermal conditions and electronic‐transfer chain (ETC) catalysis using potassium benzophenone ketyl.
ChemInform Abstract: Basic Metals. Part 60. Synthesis and Reactions of Complexes Containing Co‐CO2R Bonds. Crystal and Molecular Structure of C5H5Co(CO2Me)2PMe3.
Authors: WERNER H. , HOFMANN L. , ZOLK R. 
Published: May 2016

AbstractThe Co(I) compounds (I) react with CH2Br2 and KOH or KOtBu or with I2 and KOH in methanol as shown to produce the bis(alkoxycarbonyl)‐Co complexes (II).
ChemInform Abstract: Cu(pc)I: A Molecular Metal with a One‐Dimensional Array of Local Moments Embedded in a “Fermi Sea” of Charge Carriers.
Authors: OGAWA M. Y. , MARTINSEN J. , PALMER S. M. , STANTON J. L. , TANAKA J. , GREENE R. L , HOFFMAN B. M. , IBERS J. A. 
Published: May 2016

AbstractTreatment of phthalocyaninatocopper(II), Cu(pc) with elemental iodine affords the title compound.
ChemInform Abstract: Coordination of Highly Substituted Alkenes to Transition‐Metal Complexes: Preparation and Crystal and Molecular Structures of the Complexes ((RhCl(Ph2PO2CCH=CMe2))2) and ((RhCl(Ph2PO2CCH=CHCH=CHMe))2).
Authors: CUPERTINO D. C. , COLE‐HAMILTON D. J. 
Published: May 2016

AbstractReaction of PPh2Cl with acrylic acids or allyl alcohols in the presence of NEt3 in Et2O at 0 °C gives the phosphinite esters (I)‐(III).
ChemInform Abstract: Kinetics, Stereochemistry, and Mechanism of Interaction of Vaska′s Complex with Ethynylvinyl Triflates. Formation of Novel σ‐Butatrienyl‐Iridium Compounds.
Authors: STANG P. J. , DIXIT V. , SCHIAVELLI M. D. , DREES P. 
Published: May 2016

AbstractOxidative addition of the enyne triflates (II) to the Vaska's complex (I) readily occurs to give the novel stable hexacoordinate butatrienyl complexes (III).
ChemInform Abstract: Synthetic and Biosynthetic Studies of Porphyrins. Part 7. The Action of Coproporphyrinogen Oxidase on Coproporphyrinogen‐IV: Syntheses of Protoporphyrin‐XIII, Mesoporphyrin‐XIII, and Related Tricarboxylic Porphyrins.
Authors: AL‐HAZIMI H. M. G. , JACKSON A. H. , KNIGHT D. W. , LASH T. D. 
Published: May 2016

AbstractCoproporphyrinogen‐IV (Ia) is converted by an enzyme system, via the intermediate porphyrinogens (Ib) and (Ic), into the respective porphyrins which are isolated as methyl esters (IIa) or (IIb) (protoporphyrin‐XIII dimethyl ester), respectively.
ChemInform Abstract: Synthesis and Properties of 2,3,23(22),24‐Tetrahydro‐21H‐biline‐1,19‐diones, Model Systems for Biliprotein Chromophores. 2,3,23(22),24‐Tetrahydro‐17,18‐dimethyl‐21H‐biline‐1,19‐dione and Its (4E)‐21‐Methyl, (4Z + 4E)‐22‐Methyl, (9Z + 9E)‐23‐Methyl, (4E)‐21,22‐Dimethyl and 21,22‐Methylene Homologues.
Authors: KOEK J. H. , VAN DER HOEF K. , VAN ES J. J. G. S. , LUGTENBURG J. , FOKKENS R. 
Published: May 2016

AbstractThe title compounds (III) and (Va) are prepared from the synthons (I) and (II) or (IV) as outlined in the scheme (yields given in mg).
ChemInform Abstract: On the Odor of the Mediterranean Seaweed Dictyopteris membranacea: New C11 Hydrocarbons from Marine Brown Algae. Part 3.
Authors: BOLAND W. , MUELLER D. G. + 
Published: May 2016

AbstractThe compounds (III) and (VI) ‐ (VIII) are isolated from marine brown algae, together with seven known derivatives.
ChemInform Abstract: Stereo‐Divergent Asymmetric Total Synthesis of Avenaciolide and Isovenaciolide. Complete Reversal of Stereoselectivity in Reduction of 2‐Vinyl Aldols with/without Trimethylsilyl Directing Group.
Authors: SUZUKI K. , MIYAZAWA M. , SHIMAZAKI M. , TSUCHIHASHI G. 
Published: May 2016

AbstractStarting with the chiral epoxyalcohol (I), the stereo‐divergent synthesis of avenaciolide (XII) and isoavenaciolide (XIII) is performed as outlined in the reaction scheme.
ChemInform Abstract: A Thermodynamic Model of the Hg0.8Cd0.2Te‐Iodine Transport System. Part 2. Source Material Composition within the Homogeneity Range.
Authors: WIEDEMEIER H. , CHANDRA D. 
Published: May 2016

AbstractThe first order approximation model for the computation of diffusion limited mass transport rates for the title system, developed in part 1 for Te‐saturated source materials, is extended to include source compositions within the homogeneity range.
ChemInform Abstract: Synthesis of the trans‐ and cis‐Isomers of Cyclohexenylepoxypropionic Acid Alkyl Esters and Reactions with Sodium Azide Under Phase Transfer Catalysis.
Authors: MUKHAMEDOVA L. A. , KUDRYAVTSEVA M. I. , NASYBULLINA F. G. , EFREMOV YU. YA. , IVANOV B. E. 
Published: May 2016

AbstractReaction of the tetrahydrobenzaldehydes (I) with the chloroacetates (II) in the presence of the corresponding alcoholate (III) or tert‐butoxide (VI) gives predominantly the trans‐epoxy esters (IV).
ChemInform Abstract: Cyclic Voltammetric Studies of Nitrato Complexes of Various Metal Ions in Molten LiNO3 + KNO3 at 180 °C
Authors: MILES M. H. , FLETCHER A. N. 
Published: May 2016

Abstract(Mn2+, Co2+, Ni2+, Cu2+, Pt2+, Ca2+, Fe2+, Fe3+, Cr3+, Au3+, Al3+, Sc3+, La3+, Pr3+, Nd3+, Sm3+, Eu3+, Gd3+, Tb3+, Yb3+, Ce3+, and Ce4+) show a wide range of electrochemical reactivity which is determined by the nature of the metal‐nitrate bond in the nitrato complex formed.
ChemInform Abstract: Crystal Structure of the New Ternary Chalcogenide Ta2Cu0.80S6. Relationship to Known Copper and Tantalum Chalcogenides.
Authors: SQUATTRITO P. J. , SWEPSTON P. N. , IBERS J. A. 
Published: May 2016

AbstractThe new title compound has been unexpectedly isolated as small black, needle shaped crystals in an attempt to prepare ternary phases in the system Au‐Ta‐S (Au:Ta:S = 1:2:5, sealed silica tube containing Br2, 1000 K, 5 d, then 1125 K, 7 d).
ChemInform Abstract: Electrochemical Oxidation of (S)‐Malic‐Acid Derivatives: a Route to Enantiomerically Pure Alkylmalonaldehydic Esters.
Authors: RENAUD P. , HUERZELER M. + , SEEBACH D. 
Published: May 2016

AbstractThe diesters (I) are saponified to the monoesters (II), which undergo electrochemical oxidative decarboxylation to give the enantiomerically pure malonaldehyde esters (III).
ChemInform Abstract: A Kinetic Study of the Epoxidation of 2,3‐Dimethyl‐2‐butene by tert‐Butyl Hydroperoxide Catalyzed by Imidazole Ligated (meso‐Tetraphenylporphinato)manganese(III).
Authors: BALASUBRAMANIAN P. N. , SINHA A. , BRUICE T. C. 
Published: May 2016

AbstractThe formation of (IV) follows a first‐order rate law but the disappearance of the peroxide proceeds via two first‐order processes.
ChemInform Abstract: Outer‐Sphere One‐Electron Reductions of Arenediazonium Salts.
Authors: DOYLE M. P. , GUY J. K. , BROWN K. C. , MAHAPATRO S. N. , VANZYL C. M. , PLADZIEWICZ J. R. 
Published: May 2016

AbstractThe relative second order rate constants for the reduction of (I) by ferrocyanide or decamethylferrocene are correlated with the substituent σ‐constants leading to Hammett ρ constants of +4.7 or +3.3, respectively.
ChemInform Abstract: Asymmetric Synthesis by Copper‐Catalyzed Decarboxylation of Phenylmalonic Diacids and Hemiesters.
Authors: TOUSSAINT O. , CAPDEVIELLE P. , MAUMY M. 
Published: May 2016

AbstractThe phenylmalonic acids and hemiesters (I) are decarboxylated in the presence of Cu(I) and the chiral alkaloids (II), forming the optically active monoacids and monoesters (III).
ChemInform Abstract: Molecular Modification of Anticholinergics as Probes for Muscarinic Receptors. Part 2. Amino Esters of α‐Methyltropic Acid.
Authors: LU M. C. , SHIH L. B. , JAE H. S. , GEARIEN J. E. , THOMPSON E. B. 
Published: May 2016

AbstractThe hydroxy acid (I) is converted into the amino esters (IVa).
ChemInform Abstract: The Stereochemistry of Reaction of 2‐Benzylidenecyclohexanone with Dithiocarbamic Acid.
Authors: PERJESI P. , SZABO D. , BATTA G. , FOELDESI A. + 
Published: May 2016

Abstract2‐Benzylidenecyclohexanone (I) reacts with the dithiocarbamate (II), producing mixtures of the isomers (III) ‐ (V), characterized by 1H‐NMR spectroscopy.
ChemInform Abstract: New α‐Carbonyl Containing Stable Radicals.
Authors: TUMANSKII B. L. , LEBEDEV V. N. , SOLODOVNIKOV S. P. , BUBNOV N. M. , ZAKHARKIN L. I. 
Published: May 2016

AbstractThe photolysis of the pentafluoropropenyl‐o‐carboranes (I) in the presence of di‐tert‐butyl peroxide to give the radicals (II) is studied by ESR.
ChemInform Abstract: Water‐Soluble Active Ester Method. Part 3. Synthesis of FMRFamide, a Molluscan Neuropeptide.
Authors: KOUGE K. , SOMA H. , KATAKAI Y. , OKAI H. , TAKEMOTO M. , MUNEOKA Y. 
Published: May 2016

AbstractThe peptide (I), prepared by the title method, has different effects on molluscan muscles.
ChemInform Abstract: Synthesis of (‐)‐8a‐epi‐Swainsonine, (1S,2R,8R,8aS)‐Octahydro‐1,2,8‐indolizinetriol.
Authors: TADANO K. , HOTTA Y. , MORITA M. , SUAMI T. , WINCHESTER B. , DI BELLO I. C. 
Published: May 2016

AbstractThe title compound (X), which is a stereoisomer of the indolizidine alkaloid (‐)‐swainsonine (XI), is prepared from the azidoglucoside (I) as shown in the reaction scheme.
ChemInform Abstract: N‐Glycosides. Part 7. Synthesis of 4,5′‐Anhydro‐3‐(2′,3′‐O‐isopropylidene‐β‐D‐ribofuranosyl)‐4‐hydroxyhexahyd# ropyrimidine‐2‐thiones.
Authors: SHUTALEV A. D. , IGNATOVA L. A. , UNKOVSKII B. V. 
Published: May 2016

AbstractThe title compounds (III) are synthesized from the furanosylamine (I) and the isothiocyanates (II).
ChemInform Abstract: 5‐Quinone Derivatives of 2′‐Deoxyuridine 5′‐Phosphate: Inhibition and Inactivation of Thymidylate Synthase, Antitumor Cell, and Antiviral Studies.
Authors: AL‐RAZZAK L. A. , SCHWEPLER D. , DECEDUE C. J. , BALZARINI J. , DE CLERCQ E. , MERTES M. P. 
Published: May 2016

AbstractThe iododeoxyuridine (I) is silylated and then photolytically coupled with the arenes (III), yielding the compounds (IVa) and (IVb) after desilylation.
ChemInform Abstract: Pheromones of Coleoptera. Part 4. Synthesis of Multistriatin Using the Thermal Oxy‐Cope‐Rearrangement Under High Pressure.
Authors: SEREBRYANKOV E. P. , GAMALEVICH G. D. , STASHINA G. A. , ZHULIN V. M. 
Published: May 2016

AbstractStarting with the enone (I) and crotylzinc bromide (II), the four isomers of multistriatin (V) are prepared.
ChemInform Abstract: The Effect of Cl‐ on the Kinetics of the Anodic Dissolution of Pd in H2SO4 Solutions
Authors: GENESCA J. , DURAN R. 
Published: May 2016

Abstracthas been studied by varying the NaCl concentration of a 0.2 M H2SO4 solution from 0.01 to 0.5 M. For all Cl‐ concentrations, an anodic Tafel slope of ∼ 58 mV decade‐1 and a reaction order of 1.1 is obtained.
ChemInform Abstract: Mechanisms for the Solvolytic Decompositions of Nucleoside Analogues. Part 20. Kinetics of the Multistage Reactions of 6‐Substituted Purine Nucleosides with Aqueous Alkalies.
Authors: LOENNBERG H. + , KAEPPI R. + , LEHIKOINEN P. , OIVANEN M. 
Published: May 2016

AbstractWhile (Ib) forms (IIb) in an irreversible first step, (Ia) undergoes ring opening competing with recyclization to give (VI) besides (IVa).
ChemInform Abstract: Synthesis of Heterocyclic Propellanes via 1,3‐Dipolar Cycloaddition Reaction to Bicyclo(5.3.0)dec‐1(7)‐en‐2‐ones.
Authors: COUTOULI‐ARGYROPOULOU E. , MALAMIDOU‐XENIKAKI E. 
Published: May 2016

AbstractThe bicyclodecenone (I) undergoes 1,3‐dipolar cycloaddition with the nitrile oxides (II), the nitrilimines (IV), or the azides (VII), yielding the heteropropellanes (III), (V), or (VI), and (VIII) or (IX).
ChemInform Abstract: Synthesis and Reactions of Tricyclo(5.2.1.02,6)dec‐2(6)‐ene.
Authors: TAKAISHI N. , TAKAHASHI H. , YAMASHITA O. , INAMOTO Y. 
Published: May 2016

AbstractTreatment of the alcohol (Ia) with tosyl chloride in pyridine yields a mixture of the tricyclodecenes (II) and (III) which gives the hydrocarbon (Ib) on hydrogenation.
ChemInform Abstract: Polycyclic N‐Hetero Compounds. Part 27. Synthesis and Investigation of the Antidepressive Activity of a B‐Homo‐11,13,15‐triazasteroid and Its Related Compounds.
Authors: HIROTA T. , IENO K. , SASAKI K. 
Published: May 2016

AbstractBenzocycloheptenone (I) is transformed into the nitrile (IV) which undergoes ring closure with formamide to yield the fused pyrimidine (V).
ChemInform Abstract: Direct Synthesis of Alkali Trifluorocobaltate(II) Monohydrates, A(CoF3)·H2O (A: NH4, Na, or K). First Synthesis and Structural Assessment of Mixed‐Ligand Fluoro Complexes of Cobalt(II), (Co(NH3)4F2) and A(CoF(SO4)(H2O)2) (A: NH4, Na, or K).
Authors: BHATTACHARJEE M. N. , CHAUDHURI M. K. , DEVI M. , YHOME K. 
Published: May 2016

AbstractThe title compounds have been prepared as shown in the scheme.
ChemInform Abstract: MNDO Barrier Heights for Catalyzed Bicycle‐Pedal, Hula‐Twist, and Ordinary cis‐trans Isomerizations of Protonated Retinal Schiff Base.
Authors: SELTZER S. 
Published: May 2016

AbstractEnergy barriers to dark cis‐trans isomerization in a protonated retinal Schiff base model (I) in the presence and absence of electrostatic and nucleophilic catalysts are calculated.
ChemInform Abstract: Synthesis of Cycloalkenones via the Intramolecular Cyclopropanation of Furanyl Diazo Ketones.
Authors: PADWA A. , WISNIEFF T. J. , WALSH E. J. 
Published: May 2016

AbstractTreatment of the furanyl‐ and benzofuranylethyl diazoketones (I), (III), (VII), and (X) with rhodium(II) acetate leads to the formation of cyclopropane intermediates which, in the case of (IV) and (XI), be isolated.
ChemInform Abstract: α‐Amino Acid Derivatives as Chiral Educts for Asymmetric Products. Synthesis of Sphingosine from α′‐Amino‐α,β‐ynones.
Authors: BOUTIN R. H. , RAPOPORT H. 
Published: May 2016

AbstractThe synthesis of sphingosine (VI) from the N‐protected serine (I) is performed as outlined in the reaction scheme.
ChemInform Abstract: Enantioselective Synthesis of α‐Trialkylsilyl Ketones and Aldehydes.
Authors: ENDERS D. , LOHRAY B. B. 
Published: May 2016

AbstractThe title compounds (R)‐(VI) are prepared from (I) and (S)‐(II) via silylation of the hydrazones (S)‐(III).
ChemInform Abstract: Structural Chemistry of Vanadium‐Iron‐Sulfur Clusters Containing the Cubane‐Type (VFe3S4)2+ Core.
Authors: KOVACS J. A. , HOLM R. H. 
Published: May 2016

AbstractMolecular and crystal structures of the cubane clusters (Ia)·2 DMF (space group P21/c, Z=4), (Ib)·3 DMF (P1, Z=2), and (Ic)·3 MeCN (C2, Z=4) are determined by X‐ray analysis.
ChemInform Abstract: Structure and Electrochemical Properties of Antiferromagnetically Coupled Binuclear Hydroxo‐Bridged Copper(II) Complexes with Pyridazine and Phthalazine Ligands. Crystal and Molecular Structures of (μ‐3,6‐Bis(1‐pyrazolyl)pyridazine‐N2,μ‐N3,μ‐N4,N5)(μ‐hydroxo)trichl# oroaquodicopper(II)‐0.8‐Water, Cu2C10H11Cl3N6O2·0.8 H2O, (μ‐3,6‐Bis(1‐pyrazolyl)pyridazine‐N2,μ‐N3,μ‐N4,N5)(μ‐hydroxo)tribro# moaquodicopper(II)‐0.6‐Water, Cu2C10H11Br3N6O2·0.6 H2O, and (μ‐1,4‐Bis(1‐methyl‐2‐imidazolyl)phthalazine)(μ‐hydroxo)tribromoaquodicop# per(II)‐Water, Cu2C16H17Br3N6O3·H2O.
Authors: THOMPSON L. K. , MANDAL S. K. , GABE E. J. , LEE F. L. , ADDISON A. W. 
Published: May 2016

AbstractThe structures of the title complexes (Ia) and (Ib) (for both space group P1, Z=2) and (II) ( P21/n, Z=4), prepared by previously described methods, are determined by X‐ray analysis.