bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Binuclear Pentamethylcyclopentadienylvanadium Complexes Containing Chalcogen Bridges.
Authors: HERBERHOLD M. , KUHNLEIN M. 
Published: May 2016

AbstractHeating of (I) with sulfur (IIa) under argon in toluene gives a mixture of the binuclear complexes (IIIa), (IVa), and (Va).
ChemInform Abstract: Stepwise Metal‐Assisted Conversion of η2‐CSe2 to η1‐Se2CPEt3, η2‐Se2CO, and η2‐Se2. Crystal Structures of the Complexes ((triphos)Rh(Se2CO))BPh4·0.5 CH2Cl2·0.5 C4H9OH and ((triphos)Rh(μ‐Se2)2Rh(triphos))(BPh4)2·2 DMF (triphos: MeC(CH2PPh2)3).
Authors: BIANCHINI C. , MASI D. , MEALLI C. , MELI A. , SABAT M. , VIZZA F. 
Published: May 2016

AbstractThe stepwise conversion of the η2‐CSe2 ligand in the Rh complex (I) occurs as shown in the scheme.
ChemInform Abstract: A Synthesis of New 3‐Dialkoxyphosphorylmethyl and 3‐Dihydroxyphosphorylmethyl Cephalosporins.
Authors: NISHIDE K. , YAMAMURA M. , KOBORI T. , TUNEMOTO D. , KONDO K. , SATO K. 
Published: May 2016

AbstractThe aminocephem (II), prepared in three steps from the chloro carboxamide (I), is coupled with the Z‐α‐methylenethiazolylacetic acids (III) to give the carboxamides (IV).
ChemInform Abstract: Photoelectrochemical Water Splitting by Tandem Type and Heterojunction Amorphous Silicon Electrodes.
Authors: SAKAI Y. , SUGAHARA S. , MATSUMURA M. , NAKATO Y. , TSUBOMURA H. 
Published: May 2016

AbstractThe tandem type hydrogenated a‐Si electrode having an (n‐i‐p‐n‐i‐p) structure and a similar a‐Si electrode with (n‐i‐p‐n‐i‐p‐n) layers deposited on p‐type crystalline Si exhibit cathodic photocurrents accompanied by H2 evolution starting at 1.67 and 2.08 V, resp., more positive than the thermodynamic hydrogen evolution potential in a H2SO4 solution.
ChemInform Abstract: Synthesis of Some New (1R)‐cis‐Pyrethroids from (+)‐3‐Carene.
Authors: MITRA R. B. , KULKARNI G. H. , MULJIANI Z. , KHANNA P. N. 
Published: May 2016

AbstractThe key intermediate (IV) in the synthesis of various pyrethroid derivatives, e.g. (VIII) or (XI), is prepared from the known aldehyde (II) by ozonolysis and subsequent Jones oxidation.
ChemInform Abstract: Cycloadditions. Part 38. Formation of Functionalized Cyclic Ethers by Intramolecular Nitrile Oxide Cycloadditions.
Authors: PADWA A. , CHIACCHIO U. , DEAN D. C. , SCHOFFSTALL A. M. , HASSNER A. , MURTHY K. S. K. 
Published: May 2016

AbstractDesilylation of the O‐silyl oximes (I) in the presence of allyl alcohol (II) yields the allyloxy oximes (III) which undergo oxidative cyclization via intramolecular nitrile oxide cycloaddition reaction, forming the fused isoxazolines (IV).
ChemInform Abstract: Synthesis of 3‐Aryl‐6H‐isoxazolo(3,4‐d)pyrazolo(3,4‐b)pyridines and 3‐Aryl‐6H‐isoxazolo(4,5‐d)pyrazolo(3,4‐b)pyridines.
Authors: SHUTSKE G. M. , HUGER F. P. 
Published: May 2016

AbstractThe aroylchloropyrazolopyridines (III) are prepared by reaction of the acid chlorides (I) with the aryl Grignard compounds (II) and are hydrolyzed subsequently to form the hydroxy compounds (IV).
ChemInform Abstract: Two Regiocomplementary Approaches to Angular Furanocoumarins with Chromium Carbene Complexes: Synthesis of Sphondin, Thiosphondin, Heratomin, and Angelicin.
Authors: WULFF W. D. , MCCALLUM J. S. , KUNNG F.‐A. 
Published: May 2016

AbstractThe reaction between the chromium complex (I) and the alkyne (II) can be used as starting step in the synthesis of sphondin (IV).
ChemInform Abstract: Palladium Mediated Formation of δ1‐ and δ2‐Carbapenems by Cyclofunctionalization of 4‐Allenylazetidinones and 4‐(2‐Propylnyl)azetidinones.
Authors: PRASAD J. S. , LIEBESKIND L. S. 
Published: May 2016

AbstractThe azetidinone (I) is coupled with the alkynyltrimethylsilane (II) in the presence of trimethylsilyl triflate to give the allenylazetidinone (III) which is cyclized with the activated olefins (IV), forming the carbapenems (V).
ChemInform Abstract: Synthesis of Isothioamides of the Type Alk‐C(SAr)=NAr by Radicalic Arylation of Thioamides.
Authors: BRAGINA I. O. , KANDROR I. I. 
Published: May 2016

AbstractRadicalic arylation of the thioamides (I) with the benzene diazonium salts (II) in the presence of ferrocene produces the title compounds (III).
ChemInform Abstract: Stereo‐ and Regioselective Formation of Silyl Enol Ethers via Oxidation of Vinyl Anions.
Authors: DAVIS F. A. , LAL G. S. , WEI J. 
Published: May 2016

AbstractVinylic bromides such as (I), (VI), or (IX) are lithiated and then siloxylated to form the silyl vinyl ethers such as (V), (VIII), or (X).
ChemInform Abstract: Structure, Dynamic NMR Study, and Magnetic Properties of the Two Novel Chains (Cu(paphy)X)(PF6)·H2O (paphy: Pyridine‐2‐carboxaldehyde 2‐Pyridylhydrazone; X: Cl, Br). Synthetic Strategy of One‐Dimensional Systems of Copper(II).
Authors: ROJO T. , MESA J. L. , ARRIORTUA M. I. , SAVARIAULT J. M. , GALY J. , VILLENEUVE G. , BELTRAN D. 
Published: May 2016

AbstractThe new one‐dimensional systems (II) with rigid planar ligands are synthesized from the monomeric complexes (I) as shown by metathetic reaction.
ChemInform Abstract: Silver‐Mediated Cyclizations of 4‐Allenyl‐ and 4‐(2‐Propynyl)azetidinones. A Stereoselective Synthesis of 3‐Substituted δ1‐Carbapenems via N‐C3 Closure.
Authors: PRASAD J. S. , LIEBESKIND L. S. 
Published: May 2016

AbstractThe allenylazetidinones (I) are cyclized in the presence of silver ions to give the carbapenems (II).
ChemInform Abstract: Metal Chloride Equilibria. Part 1. Zinc(II) Chloride Complexes.
Authors: FERRI D. , SALVATORE F. 
Published: May 2016

AbstractThe complex formation between Zn2+ and Cl‐ ions is investigated at 25 °C in 5 m NaClO4 ionic medium by EMF measurements using a cell without junction.
ChemInform Abstract: Slow Electron Transfer Between Main‐Group Species: Oxidation of Nitrite by Chlorine Dioxide.
Authors: STANBURY D. M. , MARTINEZ R. , TSENG E. , MILLER C. E. 
Published: May 2016

AbstractClO2 reacts with excess NO2‐ in aqueous media to yield ClO2‐ and NO3‐.
ChemInform Abstract: Reactions of Silicon‐Based Ceramics in Mixed Oxidation Chlorination Environments.
Authors: MARRA J. E. , KREIDLER E. R. , JACOBSON N. S. , FOX D. S. 
Published: May 2016

AbstractThe reactions of pure Si, SiO2, Si3N4, and several types of SiC ceramics with 2% Cl2/Ar and 1% Cl2/1‐20% O2/Ar gas mixtures at 950 °C are studied (TG, high‐pressure MS).
ChemInform Abstract: Formation and Transformation of Cubic ZrO2 Solid Solutions in the System ZrO2‐Al2O3.
Authors: YAMAGUCHI O. , SHIRAI M. , YOSHINAKA M. 
Published: May 2016

AbstractIt is shown that cubic ZrO2 solid solutions containing up to 40 mol% Al2O3 can be prepared at low temp. from amorphous materials prepared by simultaneous hydrolysis of Zr(OiPr)4 and Al(OiPr)3.
ChemInform Abstract: Selective C‐Alkylation of Phenol with Methanol Over Zeolites and γ‐Alumina.
Authors: BELTRAME P. , BELTRAME P. L. , CARNITI P. , CASTELLI A. , ZURETTI G. 
Published: May 2016

AbstractThe reaction of phenol with MeOH is carried out over zeolites HRENaY, HNaY, and HY, and over γ‐Al2O3 in the temp.‐range 250‐450 °C, in a fixed‐bed continuous tubular reactor.
ChemInform Abstract: An EPR/ENDOR Study of Aminoxyls (Nitroxides) Capable of Intramolecular Bonding: Hydroxyalkyl Radical Spin Adducts of Nitrones.
Authors: HAIRE D. L. , KOTAKE Y. , JANZEN E. G. 
Published: May 2016

AbstractMethods are presented to better characterize some carbon‐centered adducts such as (III) and (V) of nitrones (I) and (IV) (hydroxyalkyl vs.
ChemInform Abstract: Enantiomerically Pure Building Blocks from Sugars. Part 8. Convenient One‐Pot Conversion of Alcohols into Esters via Hemiacetal Intermediates.
Authors: LICHTENTHALER F. W. , JARGLIS P. , LORENZ K. 
Published: May 2016

AbstractThe primary alcohols (I) are converted to the aldehydes (II) by Swern oxidation.
ChemInform Abstract: Water‐Promoted Organic Reactions. Aldol Reaction of Silyl Enol Ethers with Carbonyl Compounds Under Atmospheric Pressure and Neutral Conditions.
Authors: LUBINEAU A. , MEYER E. 
Published: May 2016

AbstractAs a consequence of the hydrophobic effect, the reaction between silyl enol ethers and aldehydes, e.g. between (I) and (II), is shown to proceed without a catalyst under neutral aqueous conditions by method A) to give the crossed‐aldol products syn‐(III) and anti‐(IV) with syn‐selectivity, as in the known method B) under pressure, and the reverse of the selectivity observed with method C) under acid catalysis.
ChemInform Abstract: 2‐Benzopyrylium Salts. Part 37. Oxygen Analogues of Reissert Compounds: Molecular Structure and Reactions with Sodium Hydroxide.
Authors: SHCHERBAKOVA I. V. , KUZNETSOV E. V. , YUDILEVICH I. A. , KOMPAN O. E. , BALABAN A. T. , ABOLIN A. H. , POLYAKOV A. V. , STRUCHKOV Y. T. 
Published: May 2016

AbstractThe reaction of six 1‐cyanoisochromenes (I), (III), (V), and (Xa) and two benzopyrylium precursors with NaOH is studied with respect to the different reaction pathways caused by different substitution and leading to different products.
ChemInform Abstract: Nonsteroidal Antiinflammatory Agents. Part 4. Rearrangement Reactions of Heterocycles. Part 11. Ketenoid Rearrangement and Oxidation of 2‐Pyrones to 1,4‐Naphthoquinone‐5‐alkanoic Acids.
Authors: KAPPE T. , WILDPANNER H. 
Published: May 2016

AbstractThe condensation of the ketones (I) and (IV) with the malonate (II) yields the fused pyrones (III) and (V), respectively.
ChemInform Abstract: Photoinduced Molecular Transformations. Part 97. A Reinvestigation of a Sensitized Photochemical Cycloaddition of Coumarin with Cyclopentene.
Authors: SUGINOME H. , KOBAYASHI K. 
Published: May 2016

AbstractThe title reaction leads to the (2 + 2)photocycloadducts (III) and the coumarin dimer (IV).
ChemInform Abstract: Formation of 1,3‐Dioxole from the Copper Bronze‐Catalyzed Thermolysis of Methyl Diazoacetate in the Presence of a Keto Olefin.
Authors: JOSHI G. S. , KULKARNI G. H. , SHAPIRO E. A. 
Published: May 2016

AbstractThermal decomposition of methyl diazoacetate (II) in the presence of a Cu‐bronze catalyst and the ketone (I) gives a mixture of the cyclopropanecarboxylates (III) and the 1,3‐dioxole derivative (IV).
ChemInform Abstract: 2‐Hydroxy Ketones. Part 20. New Mannich‐Werner Bases of 7‐Hydroxy‐4‐methyl‐6‐ and ‐8‐propionylcoumarin.
Authors: CASCAVAL A. , BIBIAN S. C. 
Published: May 2016

AbstractFries‐rearrangement of the 7‐propionyloxycoumarin (I) gives the two regioisomeric hydroxypropionyl derivatives (II) and (III).
ChemInform Abstract: Reactions of Thionyl Chloride with C‐Methyl Heterocycles. Part 1. The Formation of Dichloro(2‐quinolyl)methanesulfenyl Chlorides from 2‐Methylquinolines.
Authors: AL‐SHAAR A. H. M. , GILMOUR D. W. , LYTHGOE D. J. , MCCLENAGHAN I. , RAMSDEN C. A. 
Published: May 2016

AbstractHot thionyl chloride (II) converts the 2‐methylquinolines (I) into the dichloromethanesulfenylchlorides (III).
ChemInform Abstract: Synthesis of Some Derivatives of 1‐Ethyl‐6‐fluoro‐1,4‐dihydro‐4‐oxo‐7‐(piperazin‐1‐yl)‐3‐quinolinecarboxylic Acid (Norfloxacin) as Potential Antibacterial Agents.
Authors: PAPPALARDO M. , OMODEI‐SALE A. , ZANUSO G. 
Published: May 2016

AbstractThe synthesis of a number of fluoroquinolones structurally related to norfloxacin (XII) is described as shown in the reaction schemes.
ChemInform Abstract: Preparation of Carbodiimides by a Phase‐Transfer Catalytic Method.
Authors: JASZAY Z. M. , PETNEHAZY Z. , TOEKE L. + , SZAJANI B. 
Published: May 2016

AbstractDehydration of the ureas (I) with tosyl chloride under phase‐transfer conditions yields the carbodiimides (II) which are in general identified as their quaternary salts, e.g. (IV).
ChemInform Abstract: Synthesis and Antiblastic Activity of Organo‐Silicon Derivatives of Quinoline, Isoquinoline, and N‐Methylpiperazine.
Authors: LUKEVITS E. , LAPINA T. V. , SEGAL I. D. , AUGUSTANE I. S. , VEROVSKII V. N. 
Published: May 2016

AbstractThe aminoquinoline (I) is coupled with the silylbutyryl chloride (II) to give the amidoquinoline (III).
ChemInform Abstract: Organic Chemistry in Water. Part 2. Nucleophilic Addition of Water‐Soluble Phosphines on Activated Olefins.
Authors: LARPENT C. , PATIN H. 
Published: May 2016

AbstractThe triphenylphosphine trisulfonate (I) reacts in D2O with the unsaturated acids (II) to yield the hydrosoluble phosphonium salts (III), which may serve as precursors of the water‐soluble deuterated phosphine oxides (IV).
ChemInform Abstract: Lithium Diselenide in Aprotic Medium ‐ a Convenient Reagent for Synthesis of Organic Diselenides.
Authors: SYPER L. , MLOCHOWSKI J. 
Published: May 2016

AbstractThe reduction of Se with Li in THF in the presence of diphenylacetylene as a catalyst affords the title compound (III) which reacts with a variety of electrophiles, e.g. (IV), (VI), (VIII), (X), (XIII) or (XV), to give the various diselenides shown in the scheme.
ChemInform Abstract: η3‐ and η7‐Cycloheptatrienyltungsten Chemistry: Synthesis of (W(η5‐C7H9)(η3‐C7H7)(PMe3)2) and (W(η‐C7H7)(η3‐C7H11)(PMe3)).
Authors: GREEN M. L. H. , SIRIWARDENE D. K. , O'HARE D. , WONG L.‐L. 
Published: May 2016

AbstractThe reaction of (I) with cycloheptatriene is outlined in the scheme.
ChemInform Abstract: Studies on Olefin‐Coordinating Transition Metal Carbene Complexes. Part 12. Novel Synthesis and Structural Characterization of (η6‐Arene)dicarbonyliron Complexes, and Their Oxidation Products.
Authors: CHEN J. , YIN J. , FAN Z. , XU W. 
Published: May 2016

AbstractThe η6‐arene complexes (IV) and (VII) are prepared by the novel reaction of the olefin complex (I) with the aryllithium compounds (II), followed by alkylation.
ChemInform Abstract: A Short‐Step Synthetic Approach to Eudesmane Skeleton. A Synthesis of (.+‐.)‐β‐Eudesmol and Related Eudesmane Sesquiterpenes.
Authors: KAWAMATA T. , HARIMAYA K. , INAYAMA S. 
Published: May 2016

AbstractThe ketone (I) is transformed to the esters (IX) via an intramolecular condensation reaction.
ChemInform Abstract: Synthesis of Aminodideoxy‐DL‐pentopyranoses and Their Ureido Derivatives.
Authors: GROUILLER A. , NONGA B. , NAVARRO M.‐L. , MOLIERE P. , PACHECO H. 
Published: May 2016

AbstractStarting with 2‐methoxy‐5,6‐dihydro‐2H‐pyran (I), various 4‐deoxypentopyranoses aminated at position 1, e.g. (VIII), or aminated at position 3 such as (XII), and corresponding ureas, e.g. (X) and (XIII), are prepared as shown in the reaction scheme.
ChemInform Abstract: Chemistry of 6H‐Pyrido(4,3‐b)carbazoles. Part 12. Synthesis of Potential Bisintercalating Drugs Bearing Two Ellipticine Units.
Authors: RATCLIFFE A. J. , SAINSBURY M. , SMITH A. D. , SCOPES D. I. C. 
Published: May 2016

AbstractThe bisellipticines (VIII) are synthesized in an attempt to increase the potency of the parent tetracycles as anti‐cancer drugs through bis‐intercalation into the same strand of DNA.
ChemInform Abstract: In situ Reaction of B2O3 with AlN and/or Si3N4 to Form BN‐Toughened Composites.
Authors: COBLENZ W. S. , LEWIS D. III 
Published: May 2016

AbstractIt is shown that the in situ reaction of B2O3 with AlN and/or Si3N4 produces BN particulate‐toughened ceramic composites with nearly isotropic microstructure with well‐dispersed, randomly oriented BN flakes in a matrix of various oxide and nitride ceramics.
ChemInform Abstract: Oxidation of Small Boron Agglomerates: Formation of and Chemiluminescent Emission from BBO.
Authors: DEVORE T. C. , WOODWARD J. R. , GOLE J. L. 
Published: May 2016

AbstractA source configuration that lies intermediate to a low‐pressure effusing molecular beam and a high‐pressure flow device is used to generate boron cluster molecules in a highly oxidizing environment.
ChemInform Abstract: 6‐Methylenebicyclo(3.3.0)octan‐2‐ones by Nickel(0)‐Catalyzed (3 + 2)Cycloaddition of Methylenecyclopropanes with 2‐Cyclopentenone.
Authors: BINGER P. , SCHAEFER B. + 
Published: May 2016

AbstractThe methylenecyclopropanes (II) and (IV) undergo cycloaddition reaction with the cyclopentenone (I) in the presence of a nickel(0) complex and a Lewis acid, e.g. triethylboron, producing the methylenebicyclo‐(3.3.0)octanones (III) or (V) and (VI).
ChemInform Abstract: Five‐Membered 2,3‐Dioxoheterocycles. Part 9. Reaction of 5‐Aryl‐2,3‐dihydrofuran‐2,3‐diones with Amino Acids.
Authors: ANDREICHIKOV YU. S. , KRYLOVA I. V. 
Published: May 2016

AbstractThe aliphatic amino acids (II) and (IV) and the anthranilic acids (VI) react with the 5‐arylfuran‐2,3‐diones (I) by way of ring cleavage to form the pyruvic amides (III), (V) and (VII).
ChemInform Abstract: Synthesis and Properties of Some Indeno(1,2‐d)pyrimidine‐2‐thione and Indeno(1,2‐d)(1,3)thiazine Derivatives.
Authors: ZANDERSONS A. Z. , LUSIS V. K. , LIEPIN'SH E. E. , MUTSENIETSE D. KH. , KHANINA E. L. , DUBUR G. YA. 
Published: May 2016

AbstractThe benzylideneindandiones (I) are coupled with the thioureas (II), (VI), or (IX) to give the indenopyrimidines (III), (VII), or (X) and the indenothiazines (IV), (V), or (VIII), depending on the thiourea used.
ChemInform Abstract: A New 2‐Aminobuta‐1,3‐diene Derivative and Its Utility as a Building Block in Hetero‐ and Carbocyclization Processes.
Authors: BARLUENGA J. , AZNAR F. , CABAL M.‐P. , CANO F. H. , FOCES‐FOCES C. 
Published: May 2016

AbstractCycloaddition reaction of the morpholinobutadiene (I) with the aromatic aldehydes (II) or methyl vinyl ketone (VIII) yields the tetrahydropyranones (III) and (IV) or the cyclic enamines (V) and (IX), depending on the work‐up conditions.
ChemInform Abstract: Unprecedented Stereochemical Control in the Claisen Rearrangement of Allyl Vinyl Ethers Using Organoaluminum Reagents.
Authors: MARUOKA K. , NONOSHITA K. , BANNO H. , YAMAMOTO H. 
Published: May 2016

AbstractThe first stereocontrolled Claisen rearrangement of ethers such as (I) using the bulky organoaluminum reagents (I) or (V) gives rise to the Z isomers (IV) as the main products or to the E isomers (VI).
ChemInform Abstract: Decarbonylation of Sugars by Chlorotris(triphenylphosphine)rhodium.
Authors: ANDREWS M. A. , KLAEREN S. A. 
Published: May 2016

AbstractTreatment of glucose (I) or the aldehydes (III) with chlorotris(triphenylphosphine)rhodium results in decarbonylation, yielding arabinitol (II) or methanol (IVa) and ethylene glycol (IVb).
ChemInform Abstract: Convenient Synthesis of Tetraethyleneglycol Divinyl Ether.
Authors: LAVROV V. I. , PARSHINA L. N. , LAPKANOVA L. A. , TROFIMOV B. A. 
Published: May 2016

AbstractUnder the conditions of phase transfer catalysis the reaction between a threefold stoichiometric excess of 2‐vinyloxyethanol (I) and 2,2'‐dichloroethyl ether (II) affords the title compound (III) in near to quantitative yield with minimum amounts of by‐products.
ChemInform Abstract: Carbonylation of Tertiary Alkyl Halides: Synthesis of Pivaloyl Halides.
Authors: BRUNET J.‐J. , LEGARS P. , PERES Y. , TKATCHENKO I. , LECOLIER S. 
Published: May 2016

AbstractThe carbonylation of tert‐butyl chloride (I) to give pivaloyl chloride (III) is performed under various conditions.
ChemInform Abstract: Reaction of β‐Arylacryloyloxiranes with Phenyl Azide. Synthesis and Chemical Transformations of β‐Phenylamino‐β‐arylacryloyloxiranes.
Authors: ZVONOK A. M. , KUZ'MENOK N. M. , STANISHEVSKII L. S. 
Published: May 2016

AbstractReaction of the acryloyloxiranes (I) with phenyl azide (II) at an elevated temperature yields the enamino ketones (III).
ChemInform Abstract: Formation of 3‐Diphenylmethoxy‐5‐hydroxy‐2,5‐dihydropyrrol‐2‐one by the Reaction of 2,4‐Dioxobutanoic Acid Phenylamide with Diphenyldiazomethane.
Authors: BRIGADNOVA E. V. , MASLIVETS A. N. , ANDREICHIKOV YU. S. 
Published: May 2016

AbstractThe title compound (III) is formed by the reaction between the amide (I) and diphenyldiazomethane (II).
ChemInform Abstract: Synthetic Studies of Indoles and Related Compounds. Part 18. Regioselectivity in the Vilsmeier‐Haack Reaction of N‐Benzyl‐1,2,3,4‐tetrahydrocarbazole.
Authors: MURAKAMI Y. , YOKOYAMA Y. , MIURA T. , NOZAWA S. , TAKEDA E. , SUZUKI H. 
Published: May 2016

AbstractTreatment of the N‐benzyltetrahydrocarbazole (I) with the formamides (II) and phosphoryl chloride at approx.
ChemInform Abstract: The Synthesis and Unimolecular Decomposition of Four Novel δ1‐1,2,4‐Triazolines.
Authors: SCHWAN A. L. , WARKENTIN J. 
Published: May 2016

AbstractTreatment of the triazoline (I) with benzonitrile oxide (III) (generated in situ from (II)) leads to 1,3‐dipolar cycloaddition yielding the spiro product (IV).
ChemInform Abstract: 1,1‐Dihalogenoalkylcarbodiimides. Part 5. Reaction of Dichlorodiazadienes with Trimethylsilyl Azide.
Authors: MATVEEV YU. I. , GORBATENKO V. I. , SAMARAI L. I. , SEREDA S. V. , STRUCHKOV YU. T. 
Published: May 2016

AbstractThe title reaction yields the azidodiazadienes (III) instead of the expected 1,1‐diazidocarbodiimides.
ChemInform Abstract: A New Type of Functionalization of the Benzylic‐Type Positions in Alkylpyridines by DMSO‐Ac2O.
Authors: VISMARA E. 
Published: May 2016

AbstractTreatment of the 4‐alkylpyridines (I) with DMSO (II) and acetic anhydride (III) results predominantly in acetoxymethylation and/or methylthiomethylation, yielding the substituted derivatives (V), (VII), or (IX).
ChemInform Abstract: Modified Knoevenagel‐Stobbe Preparation of Substituted Pyridines: a New Approach to Streptonigrinoids.
Authors: CIUFOLINI M. A. , BYRNE N. E. 
Published: May 2016

AbstractThe enones (I) undergo cycloaddition reaction with the vinyl ether (II) to give the α‐ethoxydihydropyrans (III) which react with hydroxylamine hydrochloride (IV), producing the pyridines (V).
ChemInform Abstract: Pyridazines. Part 37. Novel Triazanaphthalene Derivatives via Intramolecular Cyclization Reactions of vic‐Disubstituted Pyridazines.
Authors: BOAMAH P. Y. , HAIDER N. , HEINISCH G. , MOSHUBER J. 
Published: May 2016

AbstractEthyl 5‐benzyl‐4‐pyridazinecarboxylate (I) reacts with the dimethyl acetal (II) to give the enamine (III) which is cyclized to form the bicyclic derivatives (V), (VI), or (VIII).
ChemInform Abstract: Synthesis of a 5H‐Benzo(4,5)cyclohepta(1,2‐d)pyrimidine Derivative.
Authors: TROSCHUETZ R. + 
Published: May 2016

AbstractRing closure reaction of the dialdehyde (I) with the oxoglutarate (II) yields the fused heptadienone derivative (III) which is hydrogenated and decarboxylated to give the benzocycloheptenone (V).
ChemInform Abstract: New “Ofloxacin” Type Antibacterial Agents. Incorporation of the Spiro Cyclopropyl Group at N‐1.
Authors: KIELY J. S. , SCHROEDER M. C. , SESNIE J. C. 
Published: May 2016

AbstractThe N‐cyclopropyl carbamate (IV), prepared from the dicarboxylic acid monoester (I) via Curtius rearrangement of the corresponding azide, is reduced and hydrolyzed to form the hydrochloride (V).
ChemInform Abstract: To the Synthesis of Siloxanes. Part 11. The Cleavage of Siloxanes by Boron Trifluoride.
Authors: SCHEIM U. , PORZEL A. , RUEHLMANN K. + 
Published: May 2016

AbstractThe cleavage of the siloxanes (I) or (III) with BF3‐dioxane adduct to form the fluorosilanes (II) or (IV) is investigated by 1H‐NMR spectroscopy.
ChemInform Abstract: Transition‐Metal‐Coordinated Heteroolefins as Synthetic Building Blocks: Thio‐ and Selenoacrylamides from 1‐(Diethylamino)‐1‐propyne and Heteroaldehyde‐ and ‐ketone Complexes.
Authors: FISCHER H. , GERBING U. , TIRILIOMIS A. , MUELLER G. + , HUBER B. , RIEDE J. , HOFMANN J. , BURGER P. 
Published: May 2016

AbstractThe pentacarbonyl(thio‐ or selenoacrylamide) complexes (III) are prepared as shown.
ChemInform Abstract: Redox Chemistry of Transition Metal π‐Complexes. Part 1. (Tricarbahexaboranyl)metal Complexes. Part 2. Electronic Structures and Reactivities of (η5‐2,3,5‐Tricarbahexaboranyl)nickel Sandwich Complexes. A Combined Electrochemical, Preparative, and NMR Spectroscopic Approach.
Authors: ZWECKER J. , KUHLMANN T. , PRITZKOW H. , SIEBERT W. , ZENNECK U. 
Published: May 2016

AbstractThe known triple‐decker (I) may be cleaved in the presence of cyclooctadiene (II) by chemical (AgBF4) or electrochemical oxidation to form the cationic (η5‐tricarbahexaboranyl)(1,5‐cyclooctadiene)‐Ni complex (III) and the neutral (η5‐tricarbahexaboranyl)(η5‐diborolyl)‐Ni (IV).