bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Allene/Haloolefin Electrocyclic Reactions: A New Route to Stable Triarylmethyl Radicals.
Authors: PORTER N. A. , HOGENKAMP D. J. , KHOURI F. F. 
Published: May 2016

AbstractTreatment of alkyne (I) with either refluxing EtOH/NEt3 or DABCO/Hg followed by air oxidation leads to compounds (IV) and (VI) + (VII), respectively, thus indicating the intermediate formation of radical (III) via allene (II).
ChemInform Abstract: Oxodiperoxymolybdenum (Pyridine)‐1,3‐dimethyl‐3,4,5,6‐tetrahydro‐2(1H)‐pyrimidinone (MoO5·Py·DMPU): A Safer Alternative to MoOPH for the α‐Hydroxylation of Carbonyl Compounds.
Authors: ANDERSON J. C. , SMITH S. C. 
Published: May 2016

AbstractOxidation of molybdenum trioxide (I) with hydrogen peroxide, followed by treatment with the dimethyltetrahydropyrimidinone (II) yields the complex (III) which is converted into the stable complex (V) by dehydration and reaction with pyridine (IV).
ChemInform Abstract: Reductive Alkylation of Enamines with Chloromethyl p‐Tolyl Sulfone via a Radical Chain Process.
Authors: RENAUD P. , SCHUBERT S. 
Published: May 2016

AbstractThe chloromethyl sulfone (I) reacts under radical conditions with the β‐unsubstituted or cyclic enamines (II) or (IV) to give the products of reductive alkylation (III) or (V).
ChemInform Abstract: A Michael Addition and Alkylation Sequence Using Methyl 2‐(Trimethylsilyl)propenoate. Stereoselective Synthesis of α‐Silyl Esters.
Authors: TANAKA J. , KANEMASA S. , NINOMIYA Y. , TSUGE O. 
Published: May 2016

AbstractThe reaction of organolithiums, e.g. (I) or (V), with the title compound (II) leads to 1:1 adducts with high stereoselectivity.
ChemInform Abstract: Asymmetric Cyclization Reactions by Rh(I) with Chiral Ligands.
Authors: TAURA Y. , TANAKA M. , FUNAKOSHI K. , SAKAI K. 
Published: May 2016

AbstractThe γ,δ‐unsaturated aldehydes (I), (III), and (VI) undergo ring closure upon treatment with chiral rhodium(I) phosphine complexes to form the cyclopentanones (‐)‐(II), (IV) and (V), or (VII) and (VIII).
ChemInform Abstract: Palladium(II)‐Catalyzed Alkoxylation and Acetoxylation of Alkenes.
Authors: HOSOKAWA T. , SHINOHARA T. , OOKA Y. , MURAHASHI S. 
Published: May 2016

AbstractThe vinylic ketones (II), (IV), and (VI) are alkoxylated with the alcohols (Ia) ‐ (Ie) or acetoxylated with acetic acid (If) in the presence of a palladium(II) catalyst, yielding the alk(acet)oxyethyl ketones (III), (V), and (VII) respectively.
ChemInform Abstract: Reaction of 2,3‐Dihydro‐1,4‐benzodithiin and 2,3‐Dihydro‐1,4‐benzoxathiin with Sodium Methoxide.
Authors: SATOH Y. , KURODA C. , YAMADA T. , SUKEKAWA M. , YAMADA Y. , TAKAHASHI T. T. 
Published: May 2016

Abstract2,3‐Dihydro‐1,4‐benzodithiin (I) and the corresponding 2,3‐dihydro‐1,4‐benzoxathiin (V) are treated with sodium methoxide (II) to form the intermediate salts (III) and (VI) due to cleavage.
ChemInform Abstract: Synthesis of Enantiomerically Pure 2,4‐trans‐Substituted 3‐Arenesulfonyl‐1,3‐oxazolidines by Lewis Acid Mediated Substitution of the 2‐Methoxy Derivatives and Their Epimerization.
Authors: CONDE‐FRIEBOES K. , HOPPE D. 
Published: May 2016

AbstractCyclization of the N‐hydroxyalkyltoluenesulfonamides (I) with trimethyl orthoformate (II) yields the 2‐methoxy‐1,3‐oxazolidines (III) which are coupled with the allylsilane (IV) or the silyl enol ethers (VII) to form the 2‐substituted oxazolidines (V) and (VI) or (VIII) and (IX) in general with the predominance of the trans‐diastereomers (V) and (VIII) respectively.
ChemInform Abstract: Pyrylium Compounds. Part 43. Aryl‐substituted 5‐(2‐Dialkylamino‐thiazol‐5‐yl)pentadienones from 2,4,6‐Triarylpyrylium Salts and 2‐Dialkylamino‐4‐aryl‐thiazoles.
Authors: ZIMMERMANN T. , FISCHER G. W. , TELLER J. , DEHNE H. , OLK B. 
Published: May 2016

AbstractThe salts (I) or (IV) react with thiazoles such as (II) (used in substance or prepared in situ from thiocyanates such as (VI)) in the presence of an appropriate acid binding agent (e.g.
ChemInform Abstract: Asymmetric Synthesis. Part 20. Preparation of a Novel Spiropiperidine System by the CN (R,S) Method.
Authors: ZHU J. , QUIRION J.‐C. , HUSSON H.‐P. 
Published: May 2016

AbstractThe fused oxazolidine (I) is alkylated with the bromoethyldioxolane (II) to produce the derivative (III).
ChemInform Abstract: Chemotherapeutic Agents. Part 12. Synthesis of Pyrimidines and Fused Pyrimidines as Leishmanicides and Herbicides.
Authors: RAM V. J. 
Published: May 2016

AbstractA large variety of bicyclic and tricyclic heterocycles are prepared starting from the readily available pyrimidine (III); some of the reactions performed are shown in the scheme.
ChemInform Abstract: Synthesis of New Diaza‐N‐Pivot Lariat 15‐Crown‐5 and 18‐Crown‐6 Macrocycles.
Authors: BRADSHAW J. S. , KRAKOWIAK K. E. , AN H. , IZATT R. M. 
Published: May 2016

AbstractThe synthesis of the title compounds (IV) and (VII) is accomplished using the components (I), (II) and (V) or (VI) as building units.
ChemInform Abstract: Strong C‐Sn Hyperconjugation in a Distannylmethyleneborane.
Authors: PILZ M. , MICHEL H. , BERNDT A. 
Published: May 2016

AbstractNMR spectroscopy is used to demonstrate C‐Sn hyperconjugation in the compound (II), which is prepared by a cycloreversion reaction of (I).
ChemInform Abstract: Preparation of Novel Selenacrown Ethers and Their Complexing Abilities with Transition Metal and Heavy Metal Cations.
Authors: KUMAGAI T. , AKABORI S. 
Published: May 2016

Abstractα,α'‐Diselenocyanato‐o‐xylene (I) reacts with 1,3‐dibromopropane (II) in dry tetrahydrofuran to give the benzodiselenonin (III) and the dibenzotetraselenacyclooctadecin (IV) Similarly, the selenacrown ethers (V) and (VI) are prepared.
ChemInform Abstract: The Chemistry of Niobium and Tantalum Dithiocarbamato‐Complexes. Part 2. Trimethylhydrazido(1‐)‐Complexes: The Reactivity and X‐Ray Crystal Structure of Cyclic (Ta(NMeNMe2)(S2CNEt2)3)Br·CHCl3.
Authors: O'FLAHERTY F. P. , HENDERSON R. A. , HUGHES D. L. 
Published: May 2016

AbstractIn order to complement studies on the reactivity of nitrogenous residues bound to dithiocarbamato‐niob or ‐tantalum sites, the complexes (III), (V) and (VII) are prepared.
ChemInform Abstract: Ruthenium Compounds Containing Pyridyltriazines with Low‐Lying π* Orbitals.
Authors: HAGE R. , VAN DIEMEN J. H. , EHRLICH G. , HAASNOOT J. G. , STUFKENS D. J. , SNOECK T. L. , VOS J. G. , REEDIJK J. 
Published: May 2016

AbstractIn order to obtain more insight into the properties of Ru complexes with pyridyltriazines, the new compounds (I) and (II) are prepared (60‐80% yield) by refluxing Ru(bipy)2Cl2 or RuCl3 and ascorbic acid and the appropriate ligand in ethanol.
ChemInform Abstract: Preparation and Characterization of (Pt(SeSN2)(PR3)2), (Pt(Se2N2)(PR3)2), (Pt(SeSN2H)(PR3)2)BF4, and (Pt(Se2N2H)(PR3)2)BF4.
Authors: PARKIN I. P. , WOOLLINS J. D. 
Published: May 2016

Abstract20 examples of the title compounds are prepared as demonstrated for (III), (VII) and (VIII).
ChemInform Abstract: Base‐Induced and ‐Directed Rearrangements of 4‐Monotosylated Perhydronaphthalene‐1,4‐diols. Synthesis of (.+‐.)‐5‐epi‐Nardol.
Authors: WIJNBERG J. B. P. A. , JENNISKENS L. H. D. , BRUNEKREEF G. A. , DE GROOT A. 
Published: May 2016

AbstractBase‐induced rearrangement of the decalol tosylates (Ia) and (Ib) produces predominantly the exocyclic alkenes (IIa) and (IIb), whereas analogous treatment of the derivatives (Ic) and (Id) gives only dissatisfactory results.
ChemInform Abstract: Facile Synthesis of a β(1‐3)‐Linked gal‐galactal Disaccharide and Its Use in N‐Iodosuccinimide‐Activated O‐Glycopeptide Synthesis.
Authors: KESSLER H. , KLING A. , KOTTENHAHN M. 
Published: May 2016

AbstractStarting with the bromide (I), the synthesis of the title disaccharide glycal (IV) is described in four steps with an overall yield of 21%.
ChemInform Abstract: Novel Synthesis of Vinblastine Derivatives. Part 5. Concept and Studies of the Synthesis of 20′‐Deethyl‐20‐deoxy‐C′‐homovinblastine ‐ Octahydro‐3H‐azecino(5,4‐b)indole Derivatives.
Authors: SCHILL G. , PRIESTER C. U. , WINDHOEVEL U. F. + , FRITZ H. 
Published: May 2016

AbstractA concept for the synthesis of a C'‐homovinblastine derivatives is presented, and potential intermediates (IXb) and (XI) pointing to this goal are prepared as shown in the scheme.
ChemInform Abstract: Role of Charge Transfer and Spin‐Orbit Coupling in Fluorescence Quenching. A Case Study with Oxonine and Substituted Benzenes.
Authors: FOELL R. E. + , KRAMER H. E. A. , STEINER U. E. 
Published: May 2016

AbstractFluorescence quenching of oxonine (I) in MeOH is investigated by means of a computerized dye laser flash spectrometer for the ΔG°et dependence of the quenching rate constant and the efficiencies of induced dye triplet formation, reduced dye radical formation, and induced internal conversion.
ChemInform Abstract: Molecular Interactions Between Arylazopyridines and N‐Hydroxyindoles.
Authors: BRUNI P. , CARDELLINI L. , CONTI C. , GIORGINI E. , TOSI G. 
Published: May 2016

AbstractThe formation of molecular complexes is examined which happens between the arylazopyridine N‐oxides (I) and the "dimer" (II).
ChemInform Abstract: Stereocontrol in Horner‐Wadsworth‐Emmons Condensations of a gem‐Dimethylcyclopropyl Aldehyde with α‐Substituted Phosphono Acetates.
Authors: HAMMOND G. B. , BLAGG COX M. , WIEMER D. F. 
Published: May 2016

AbstractThe cyclopropanecarbaldehyde (II), obtained by ozonolysis of (+)‐2‐carene, is sensitive towards oxygen and bases.
ChemInform Abstract: Palladium‐Catalyzed Carbonyl Allylation of Diketo Compounds by Allylic Alcohols with SnCl2.
Authors: MASUYAMA Y. , TSUNODA T. , KURUSU Y. 
Published: May 2016

AbstractUsing 1,3‐dimethyl‐2‐imidazolidinone as the solvent, the 1,2‐diketones (I) undergo palladium‐catalyzed allylation with allyl alcohol in the presence of tin dichloride, yielding mainly the diallylation products (IV) and/or (V).
ChemInform Abstract: Photodecarboxylation of Unmodified Carboxylic Acids with Use of Aza Aromatic Compounds.
Authors: OKADA K. , OKUBO K. , ODA M. 
Published: May 2016

AbstractThe carboxylic acids (I) are photochemically decarboxylated in the presence of tert‐butylmercaptan and acridine (II) or phenanthridine (VII) to yield mainly the parent hydrocarbons (III).
ChemInform Abstract: Competing Radical, Carbanion and Carbene Intermediates in the Reaction of a Primary Alkyl Halide with Lithium Diisopropylamide.
Authors: ASHBY E. C. , PARK B. 
Published: May 2016

AbstractThe product (II) is formed via a radical intermediate, the product (III) via a carbene and a carbanion intermediate and the products (IV)‐(VI) via carbene intermediates.
ChemInform Abstract: Nucleophilic Addition to Tricarbonyliron(0) Complexes of 1‐Aza‐1,3‐dienes and the Production of Pyrroles.
Authors: DANKS T. N. , THOMAS S. E. 
Published: May 2016

AbstractThe synthesis of a number of novel tricarbonyl(1‐aza‐1,3‐diene)iron(0) complexes such as (III) and (IV) is described.
ChemInform Abstract: Cleavage Reactions of 4‐Thiazolidinone‐2‐thiones: Synthesis and Reactions of New 1,2,4‐Triazoles and Their Biological Activities.
Authors: EAD H. A. , METWALLI N. H. 
Published: May 2016

AbstractReaction of 5‐phenylhydrazono‐2‐thioxo‐4‐thiazolidinone (I) with hydrazine hydrate (II) leads to the formation of the triazolethione (III).
ChemInform Abstract: Synthesis and Tuberculostatic Activity of 4‐Amino‐3‐acylvinylthio‐1,2,4‐triazoles.
Authors: GLOTOVA T. E. , NAKHMANOVICH A. S. , ALEKSANDROVA A. E. , SHCHEGOLEVA R. A. , VINOGRADOVA T. I. 
Published: May 2016

AbstractThe mercaptotriazoles (I) react with the acylacetylenes (II) to give the acylvinylthiotriazoles (III).
ChemInform Abstract: New Applications of Westphal Condensation. Synthesis of New (2.3.3)Cyclazinones.
Authors: PASTOR J. , PAZ MATIA M. , GARCIA NAVIO J. L. , VAQUERO J. J. , ALVAREZ‐BUILLA J. 
Published: May 2016

AbstractWestphal condensation of the pyridinium salts (III), obtained by N‐alkylation of the pyridines (I) with ethyl bromoacetate (II), with 1,2‐acenaphthenequinone (IV) produces the cyclazinones (V) which are isolated as the bromides (VI).
ChemInform Abstract: Preparation and Cyclization of 3‐Substituted 1‐(2‐Cyanophenyl)thioureas.
Authors: PAZDERA P. , ONDRACEK D. , NOVACEK E. 
Published: May 2016

AbstractThe addition reaction of the primary amino compounds (II) to 2‐isothiocyanatobenzonitrile (I) yields the thioureas (III) which are cyclized upon heating to form the tetrahydroquinazolines (IV).
ChemInform Abstract: Selective Fluorination of o‐ and m‐Carboranes. Synthesis of 9‐Monofluoro‐, 9,12‐Difluoro‐, 8,9,12‐Trifluoro‐, and 8,9,10,12‐Tetrafluoro‐o‐carboranes and 9‐Monofluoro‐, and 9,10‐Difluoro‐m‐carboranes. Molecular Structure of 8,9,10,12‐Tetrafluoro‐o‐carborane.
Authors: LEBEDEV V. N. , BALAGUROVA E. V. , POLYAKOV A. V. , YANOVSKY A. I. , STRUCHKOV YU. T. , ZAKHARKIN L. I. 
Published: May 2016

AbstractWith the use of SbF5 the electrophilic fluorination of the carboranes (I) and (IV) becomes possible.
ChemInform Abstract: Organo‐Boron Compounds. Part 92. Nitrogen Base ‐ Dialkyl‐1,2,4,3,5‐triselenadiborolanes.
Authors: YALPANI M. , BOESE R. , KOESTER R. + 
Published: May 2016

AbstractThe triselenadiborolanes (I) react with excess N‐bases (pyridine, 3,5‐dimethylpyridine, 3‐chloropyridine, quinuclidine) to form stable 1:2 adducts (70‐96% yield), which in solution exist as mixture of syn/anti‐isomers.
ChemInform Abstract: Synthesis, Molecular Structure, and Dynamic Behavior of 1,3,5‐Triaza‐2,4‐diphospha‐1,4‐pentadienes.
Authors: NIECKE E. , DETSCH R. , NIEGER M. 
Published: May 2016

AbstractThe composition of the desired title compounds (IV) is confirmed by an X‐ray analysis of (IVa) (P1, Z=2) which has "exo‐endo‐S conformation".
ChemInform Abstract: Disproportionation Reactions of the Dimeric Allyliron Compound (η3‐C3H5Fe(CO)3)2; Formation of Novel Cationic η3‐Allylironcarbonyl Complexes.
Authors: GOULIN C. A. , BAIRD M. C. 
Published: May 2016

AbstractThe metal‐metal bonded title dimer (I) disproportionates on treatment with the tert.‐phosphines (II) forming the ionic allyl‐Fe complexes (III).
ChemInform Abstract: Formyltrimethylenemethane(iron) Tricarbonyl as Chiral Synthetic Equivalent of Prenal. Synthesis of (R)‐(‐)‐Ipsdienol.
Authors: FRANCK‐NEUMANN M. , MARTINA D. , HEITZ M.‐P. 
Published: May 2016

AbstractThe racemic aldehyde iron tricarbonyl complex (±)‐(VI) is coupled with the allylic bromide (VII) in the presence of zinc to give the isomeric dienols (IX) and (X) after photolytic decomplexation.
ChemInform Abstract: Synthesis, Characterization and Magnetic Properties in Trinuclear Complexes of Cu(II) Derived from 2‐Hydroxy‐1,3‐propylenebis(oxamato).
Authors: GARCIA A. , COSTA R. , RIBAS J. 
Published: May 2016

AbstractThe trinuclear Cu(II) complexes (IV) and a bipyridyl analogue in which the triamine is replaced by 2,2'‐bipyridyl are synthesized by treating the planar monomeric fragment (I) with an aqueous solution containing a complex formed from Cu(II) perchlorate (II) and the corresponding N donor ligands.
ChemInform Abstract: Palladium‐Assisted Synthesis of a Thromboxane B2 Precursor.
Authors: BASSON M. M. , HOLZAPFEL C. W. , VERDOORN G. H. 
Published: May 2016

AbstractThe key steps in the stereospecific synthesis of the title compound (XI) are the palladium‐mediated transformation of tri‐O‐acetyl‐D‐glucal (I) into the glycoside (III) and coupling of (III) with Meldrum's acid, yielding the lactone (V).
ChemInform Abstract: New Analogues of Phenoxymethylpenicillin: 2‐Methoxycarbonylphenoxy‐(α,α‐dialkyl)methylpenicillins and ‐cephalosporins.
Authors: MNDZHOYAN SH. L. , KRAMER M. S. , GRIGORYAN M. M. , TER‐ZAKHARYAN YU. Z. , AGABABYAN R. V. 
Published: May 2016

AbstractThe α‐phenoxyalkanoic acids (I) are coupled with 6‐aminopenicillanic or 7‐aminodeacetoxycephalosporanic acid (II) using the mixed anhydride method to produce the semisynthetic penicillins and cephalosporins (III).
ChemInform Abstract: A 27Al NMR Study of Liquid Aluminates in the 1600‐2100 °C Temperature Range
Authors: COUTURES J.‐P. , MASSIOT D. , BESSADA C. , ECHEGUT P. , RIFFLET J.‐C. , TAULELLE F. 
Published: May 2016

Abstractis performed using a new type of radio‐frequency resonator.
ChemInform Abstract: Electrical Behavior of Ceria‐Stabilized Zirconia with Rare‐Earth Oxide Additives
Authors: CHIOU B.‐S. , DAI H.‐T. , DUH J.‐G. 
Published: May 2016

Abstract(Y2O3, Nd2O3, Sm2O3, Dy2O3) is studied by impedance spectroscopy.
ChemInform Abstract: Preparation and Characterization of Iridium‐Dispersed Lead Electrodes for Oxygen Evolution.
Authors: IWAKURA C. , YAMAMOTO D. , YONEYAMA H. 
Published: May 2016

AbstractIr‐dispersed Pb electrodes with a low oxygen overvoltage are prepared by immersion of Pb substrates in 0.01 M IrCl4 solution (∼10 min.).
ChemInform Abstract: Hot Corrosion of Silica
Authors: LAWSON M. G. , KIM H. R. , PETTIT F. S. , BLACHERE J. R. 
Published: May 2016

Abstractglass is studied in pure oxygen and in SO2‐containing oxygen in the presence of liquid sulfate deposits (Na2SO4, Na2SO4‐CoSO4) at temp. of 700 and 1000 °C, (i.e., conditions relevant to gas turbines).
ChemInform Abstract: Morphological and Compositional Characterization of Copper‐Cobalt Spinel Made by Mechanochemical Reactions.
Authors: BONCHEV R. P. , ZHELEVA T. , SEVOV S. C. 
Published: May 2016

AbstractIt is demonstrated that the mechanochemical reaction (grinding for 15 h at room temp. in a frictional grinder) between CuO and Co3O4 (1:5 molar ratio) affords a catalytically active surface layer of Cu0.9Co2.1O4 on the Co3O4 particles.
ChemInform Abstract: Planar Chiral Systems. Part 1. Optical Resolution of (2.2)Paracyclophanes by High‐Performance Liquid Chromatography on Tris‐2,5‐dimethylphenylcarbamates of Cellulose and Amylose.
Authors: HOPF H. , GRAHN W. , BARRETT D. G. , GERDES A. , HILMER J. , HUCKER J. , OKAMOTO Y. , KAIDA Y. 
Published: May 2016

AbstractOptical resolution of 22 (2.2)paracyclophanes such as (I) and (II) is examined by HPLC using tris‐3,5‐dimethylphenylcarbamates of cellulose and amylose as chiral stationary phases.
ChemInform Abstract: Substituent Effects on the Reactivity of 2‐Morpholinobutadienes in the Presence of Dienophiles.
Authors: BARLUENGA J. , AZNAR F. , CABAL M.‐P. , VALDES C. 
Published: May 2016

AbstractReaction of the title compounds (I) with dimethyl acetylenedicarboxylate (II) gives exclusively the adducts (III) and no Diels‐Alder product.
ChemInform Abstract: Comparison of Reactions of Difluorocarbene with cis‐ and trans‐Cyclooctene.
Authors: GREENBERG A. , YANG D. 
Published: May 2016

AbstractDifluorocarbene, generated from dibromodifluoromethane (II), reacts with cis‐cyclooctene (I) to produce only low yields of the cis‐fused bicyclo(6.1.0)nonane (III).
ChemInform Abstract: Derivatives of N′‐Alkoxydiazene N‐Oxides. Part 6. N′‐Alkoxydiazene N‐Oxide Ethers.
Authors: MARCHENKO G. A. , PUNEGOVA L. N. , CHERTANOVA L. F. , BESKROVNAYA T. G. , CHEREVIN V. V. , SOPIN V. F. 
Published: May 2016

AbstractThe title compounds (III) (X‐ray analysis for (IIIa): space group P21/c; Z=4) are prepared.
ChemInform Abstract: Reaction of 1,2‐Octadiene and 5,6‐Undecadiene with Dichlorocarbene.
Authors: MOLCHANOV A. P. , VOROB'EVA I. S. 
Published: May 2016

AbstractThe reaction between 1,2‐octadiene (I) and dichlorocarbene generated from CHCl3 (II) and tBuOK proceeds regiospecifically at C(2)=C(3) to afford the adduct (III).
ChemInform Abstract: An Efficient Synthesis of 1,5‐Dihydropentalene and 2‐Methyl‐1,5‐dihydropentalene from Acrolein and Methacrolein.
Authors: GRIESBECK A. G. 
Published: May 2016

AbstractThe cycloadduct (III) of acrolein (I) and cyclopentadiene (II) undergoes condensation reaction with cyclopentadiene (II), forming the cyclopentadienylidenemethylnorbornene (IV).
ChemInform Abstract: Novel Preparation of 1,3‐Propanediyl Bis(2‐hydroxy‐5‐(2‐propynyloxy)benzoate): A One‐Step Nucleophilic Synthesis of Symmetric 1,3‐Diglycerides.
Authors: BROWN A. B. , WHITLOCK H. W. JUN. 
Published: May 2016

AbstractThe title compound (III) is formed by base‐induced cleavage and coupling of epibromohydrin (I) with the benzoic acid (II).
ChemInform Abstract: Synthesis of 1,1′‐Dibenzo‐ and 1,1′‐Dinaphtho‐2,2′‐dithiols from the Respective Thiophenes.
Authors: COSSU S. , DELOGU G. , DE LUCCHI O. , FABBRI D. , FOIS M. P. 
Published: May 2016

AbstractThe dibenzo‐ (Ia) or dinaphthothiophenes (Ib) are cleaved with lithium and then sulfurized with disulfur dichloride (II) to form the fused 1,2‐dithiins (III).
ChemInform Abstract: Synthesis and Chemistry of Acyltriazolinedione Ylides and Related Intermediates: New Methods for the Preparation of Di‐ and Tricarbonyl Compounds.
Authors: WILSON R. M. , HENGGE A. C. 
Published: May 2016

AbstractVarious urazolyl‐substituted compounds, e.g. (I), (III), (V), and (VII), are oxidized with tert‐butyl hypochlorite and then subjected to hydrolytic work‐up, generally in the presence of a base, yielding the corresponding carbonyl derivatives such as (II), (IV), (VIII), or their tautomers, e.g. (VI).
ChemInform Abstract: A New Approach to the Preparation of 2‐Substituted Tetrahydrofurans with α‐syn Selectivity.
Authors: MEAD K. T. , YANG H.‐L. 
Published: May 2016

AbstractTrimethylsilyl ketene (II) is coupled with the benzyloxybutanal (I) in the presence of boron trifluoride etherate to give the propiolactones (III) which are desilylated and alkylated to form the diastereomeric methyl derivatives (V).
ChemInform Abstract: Preparation of Optically Pure ω‐Hydroxymethyl Lactams.
Authors: HUANG S.‐B. , NELSON J. S. , WELLER D. D. 
Published: May 2016

AbstractThe optically active diethyl aminodicarboxylates (III) undergo stereoselective ring closure upon thermolysis to form the chiral lactam esters (IV).
ChemInform Abstract: An Improved Synthesis of Substituted Dibenzo(1,4)dioxines.
Authors: LEE H. H. , DENNY W. A. 
Published: May 2016

AbstractBy reaction of pyrocatechol (I) with substituted 1,2‐dichlorobenzenes (IIa), (IIb) or o‐chloronitro‐benzenes (IIc), (IV), the benzodioxanes (III), (V) can be obtained.
ChemInform Abstract: Synthesis and Reactions of 2,3,5,6‐Tetrahydro‐2,5‐ethano‐3‐benzazocin‐4(1H)‐one and a Thieno‐Extended Analogue: X‐Ray Structure of 3‐Methyl‐2,3,5,6‐tetrahydro‐2,5‐ethano(1)benzothieno(3,2‐d)azocin‐4(1H)‐one.
Authors: IDDON B. , REDHOUSE A. D. , YAT P. N. 
Published: May 2016

AbstractThe title compounds (III) and the mixture of (VII) and (VIII) are subjected to standard derivatizations, e.g. sulfuration, S‐ and N‐methylation.
ChemInform Abstract: Dirhenium Complexes That Contain the Bridging Ligand 2‐(Diphenylphosphino)pyridine. Isolation and Characterization of cis‐(Re2(O2CR)2X2(Ph2Ppy)2)n+ (R: CH3, C2H5; X: Cl, Br; n = 0, 1).
Authors: SCHRIER P. W. , DERRINGER D. R. , FANWICK P. E. , WALTON R. A. 
Published: May 2016

AbstractThe neutral title complexes (IIIa) and (IIIb) and also the dibromo analogue of (IIIa) (yield 17%) are synthesized as shown.
ChemInform Abstract: Synthesis and Reactivity of the Metal‐Substituted Borane (CO)4CoBH2·THF. Preparation of the Ambiphilic Clusters (CO)9Co3C(CH2)nOH (n = 4, 5).
Authors: BASIL J. D. , ARADI A. A. , BHATTACHARYYA N. K. , RATH N. P. , EIGENBROT C. , FEHLNER T. P. 
Published: May 2016

AbstractThe formation of (III) bears a remarkable similarity to that of (CO)4CoSiR3.
ChemInform Abstract: Synthesis of Some Cationic 16‐ and 18‐Electron Nickel Alkyl Phosphine Complexes Containing Bidentate Ligands: Ligand‐Dependent Square‐Planar, Trigonal‐Bipyramidal, and Square‐Pyramidal Coordination Geometries, Their Reactions with CO and Alkynes, and the Crystal Structure of (Ni(CH2SiMe3)(PMe3)3)BF4.
Authors: BOCHMANN M. , HAWKINS I. , HURSTHOUSE M. B. , SHORT R. L. 
Published: May 2016

AbstractThe trigonal‐bipyramidal 18‐electron methyl‐Ni complexes (III) can be synthesized either from the Ni complex (I) as shown or from NiCl(Me)(PMe3)2, the bidentate ligands and TlBF4.
ChemInform Abstract: Silylalkyne‐ and Silylvinylidene‐Bridged Mixed Metal Clusters.
Authors: BANTEL H. , POWELL A. K. , VAHRENKAMP H. 
Published: May 2016

AbstractAttempts to incorporate silylalkynes into FeCo2 or RuCo2 clusters by means of cluster buildup or capping reactions are reported.