bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Ring Expansions in the Addition of Dichlorocarbene to 3‐Phospholene 1‐Oxides.
Authors: KEGLEVICH G. , PETNEHAZY I. , TOEKE L. + , MIKLOS P. , ALMASY A. , TOTH G. 
Published: May 2016

AbstractWhile the addition of dichlorocarbene to the monomethyl‐3‐phospholene 1‐oxides (I), carried out under phase‐transfer conditions, yields the bicyclic adducts (III), the dimethyl‐1‐phenyl analogue forms the phosphacycloheptatriene (V) via consecutive addition and ring enlargement reactions.
ChemInform Abstract: Preparation of Carbonyl, Halogeno, and Alkyl Niobocene Complexes and Their Reactions with Oxygen. Crystal Structures of (Nb(η‐C5H4SiMe3)2Cl2), (Nb(η‐C5H4SiMe3)2(O)Me), and (Nb(η‐C5H4SiMe3)2(C6F5)(CO)).
Authors: ANTINOLO A. , MARTINEZ DE ILARDUYA J. , OTERO A. , ROYO P. , MANOTTI LANFREDI A. M. , TIRIPICCHIO A. 
Published: May 2016

AbstractThe complexes (I) are reduced with Na‐Hg in the presence of CO (II) to give the carbonyl‐Nb(III) complexes (III).
ChemInform Abstract: Synthesis and Spectroscopic Properties of the ′Mixed′ Seven‐Coordinate Complexes (MI2(CO)3L(L′)) (M: Mo or W; L,L′: PPh3, PPh2(C6H11), PPh(C6H11)2, AsPh3, or SbPh3) and Rearrangement of Selected (MI2(CO)3L(L′)) to (HL) (MI3(CO)3L′). X‐Ray Crystal Structure of (PPh2(C6H11)H) (WI3(CO)3(SbPh3))·Et2O.
Authors: BAKER P. K. , FRASER S. G. , DREW M. G. B. 
Published: May 2016

AbstractThe mixed seven‐coordinate title compounds such as (IV) are prepared by reaction of the bis(acetonitrile) analogues (I) successively with one equiv. L1 and one equiv. L2.
ChemInform Abstract: Protonation versus Oxidation in the Reactions of Trifluoroacetic Acid with Dinuclear Osmium(I) Complexes: Molecular Structure of (Os2(MeCO2)2(μ‐H)(CO)4(PMe2Ph)2) (PF6).
Authors: DEEMING A. J. , RANDLE N. P. , BATES P. A. , HURSTHOUSE M. B. 
Published: May 2016

AbstractThe room temp. reaction between TFA (II) and the hexacarbonyl Os(I) dimer (Ia) gives the monomeric Os(II) compound (III) as a single product, which is also very easily prepared by the direct reaction of TFA with Os3(CO)12 at above 160 °C. However, the acid (II) protonates the more basic derivatives (Ib) to afford the hydrido complexes (IV), which are stable to an excess of TFA.
ChemInform Abstract: Absorption Spectra, Luminescence Properties, and Electrochemical Behavior of Two New Cyclometalated Platinum(II) Complexes.
Authors: SANDRINI D. , MAESTRI M. , CIANO M. , BALZANI V. , LUEOEND R. , DEUSCHEL‐CORNIOLEY C. , CHASSOT L. , VON ZELEWSKY A. 
Published: May 2016

AbstractThe title investigations are carried out for the two complexes (I) and (II) and the results are compared with those concerning the free protonated ligands and the previously studied complex (III).
ChemInform Abstract: Enantiospecific Synthesis of Polyhydroxylated Indolizidines Related to Castanospermine. Part 1. 1‐Deoxy‐castanospermine.
Authors: HENDRY D. , HOUGH L. , RICHARDSON A. C. 
Published: May 2016

AbstractThe D‐glucose derivative (I) is converted to the title compound (VIII) as shown.
ChemInform Abstract: Enantiospecific Synthesis of Polyhydroxylated Indolizidines Related to Castanospermine. Part 2. (6R,7S,8aR)‐6,7‐Dihydroxyindolizidine and (6R,7R,8S,8aR)‐6,7,8‐Trihydroxyindolizidine.
Authors: HENDRY D. , HOUGH L. , RICHARDSON A. C. 
Published: May 2016

AbstractThe title compound (X) can be synthesized starting from the D‐glucose derivative (I) via the intermediate (VI) as shown.
ChemInform Abstract: Chemistry of 6H‐Pyrido(4,3‐b)carbazoles. Part 13. Syntheses of Ring‐A‐ and Ring‐D‐substituted Ellipticines.
Authors: SAINSBURY M. , SMITH A. D. , VONG K. K. , SCOPES D. I. C. 
Published: May 2016

AbstractThe 3‐hydroxymethylpyridocarbazole (III) is prepared starting from the carbazole (I) using a modified Cranwell‐Saxton approach to ellipticines.
ChemInform Abstract: Anodic Oxidation of Lead in Aqueous Carbonate Solutions. Part 1. Film Formation and Dissolution at pH 12.
Authors: SHOESMITH D. W. , BAILEY M. G. 
Published: May 2016

AbstractElectrochemical and XRD data of the solid film resulting from the anodic oxidation of Pb in carbonate solution of pH 12 show that two distinct layers are formed on the surface: a compact layer composed of plumbonacrite, Pb10O(OH)6(CO3)6 (I), and hydrocerussite, Pb3(OH)2(CO3)2 (II), and a more dispersed layer of (II).
ChemInform Abstract: Formation of Chlorine‐Fluorine and Nitrogen‐Fluorine Bonds Using Carbonyl Difluoride as the Fluorinating Agent.
Authors: SCHACK C. J. , CHRISTE K. O. 
Published: May 2016

AbstractThe formation of Cl‐F and N‐F bonds usually requires relatively powerful fluorinating agents and previously has not been achieved with a fluorinating agent as mild as COF2.
ChemInform Abstract: Acetals of Lactams and Acid Amides. Part 53. Enamidines in the Synthesis of Substituted Pyridine and Pyrimidines.
Authors: DOZOROVA E. N. , SOLO'EVA N. P. , GRANIK V. G. 
Published: May 2016

AbstractThe α‐cyano‐β‐aminocrotonate (I) reacts with the DMF acetal (II) to give the condensation product (III) which is coupled with the primary amines (VI), producing the dihydropyrimidines (VII).
ChemInform Abstract: Acyl Transfer Reactions with Phosphine Oxides: Synthesis of E‐Homoallylic Alcohols, Cyclopropyl Ketones, and γ‐Hydroxy Ketones.
Authors: WALLACE P. , WARREN S. 
Published: May 2016

AbstractThe esters (VII) rearrange in base by O to C acyl transfer to give hydroxy ketones which are mixtures of the open (VIII) and cyclic hemiacetal forms (IX).
ChemInform Abstract: Evaluation of Tributylgermanium Hydride as a Reagent for the Reductive Alkylation of Active Olefins with Alkyl Halides.
Authors: PIKE P. , HERSHBERGER S. , HERSHBERGER J. 
Published: May 2016

AbstractThe reductive alkylation of acrylonitrile (II) or cyclohexenone (V) by alkyl halides such as (I) using Bu3GeH is systematically evaluated.
ChemInform Abstract: Chemistry of Pentavalent Organobismuth Reagents. Part 12. Synthesis of Isoflavanones and 3‐Aryl‐4‐hydroxycoumarins.
Authors: BARTON D. H. R. , DONNELLY D. M. X. , FINET J.‐P. , STENSON P. H. 
Published: May 2016

AbstractThe arylation of the chromanone (I) using arylbismuth reagents such as (II) gives the diphenyl derivative (III) as the exclusive or preponderant product whereas the monophenyl derivative (VIa) can be obtained as the main product from the formyl (IV) or oxalyl (VII) derivatives using, e.g., the Bi(V) species (V).
ChemInform Abstract: Reductive Methylenation of Ketones by the Suspension KOH‐Dimethyl Sulfoxide.
Authors: TROFIMOV B. A. , MIKHALEVA A. I. , PETROVA O. V. , SIGALOV M. V. 
Published: May 2016

AbstractA novel reaction is observed to proceed between the ketones (I) and the system KOH‐DMSO (II), which affords the allyl alcohols (III) by combined methylenation and hydroxylation of the starting ketones.
ChemInform Abstract: Scope and Mechanism of the Phase‐Transfer Carbonylation of Organic Halides Catalyzed by Pentacarbonyliron to Give Ketones and Carboxylic Acids.
Authors: DES ABBAYES H. , CLEMENT J.‐C. , LAURENT P. , TANGUY G. , THILMONT N. 
Published: May 2016

AbstractPhase‐transfer carbonylation of benzyl bromide (I) leads to mixtures of the carboxylic acid (III) and the ketone (IV) among a series of other by‐products.
ChemInform Abstract: Oxidation of Aliphatic Alcohols with the System Na2S2O8‐Metal Chloride.
Authors: KAPUSTINA N. I. , LISITSYN A. V. , NIKISHIN G. I. 
Published: May 2016

AbstractTreatment of the alcohols (I) with the system Na2S2O8‐metal chloride in the presence of H2SO4 produces the chloro acetals (II).
ChemInform Abstract: 4‐Dimethylaminopyridine N‐Oxide as an Excellent Catalyst for Thione to Thiol Rearrangement of Xanthates.
Authors: HARANO K. , KIYONAGA H. , SUGIMOTO S. , MATSUOKA T. , HISANO T. 
Published: May 2016

AbstractThe O,S‐dialkyl dithiocarbonates (I) undergo rearrangement in the presence of 4‐dimethylaminopyridine N‐oxide to give a mixture of the symmetrical and asymmetrical S,S‐dialkyl dithiocarbonates (II) ‐ (IV).
ChemInform Abstract: Stereoselective Synthesis of E‐α,β‐Unsaturated Acids from C,O,O‐Tris‐(trimethylsilyl)ketene Acetal and Aldehydes.
Authors: BELLASSOUED M. , GAUDEMAR M. 
Published: May 2016

AbstractThe tris(trimethylsilyl)ketene acetal (I) reacts with the aldehydes (II) in the presence of ZnBr2 to form the unsaturated silyl esters (III) which are hydrolyzed to give the acids (IV).
ChemInform Abstract: Rearrangement of Imidoyl Nitrates to N‐Nitro Amides: an Intramolecular (1,3)O‐to‐N Migration of a Nitro Group.
Authors: CARVALHO E. , ILEY J. , ROSA E. 
Published: May 2016

AbstractTreatment of the imidoyl chlorides (I) with silver nitrate (II) results in substitution and rearrangement, forming the N‐nitrocarboxamides (IV) via migration of the nitro group from oxygen to nitrogen.
ChemInform Abstract: Polyspiranes. Part 16. Cascade Rearrangements. Part 11. Synthesis, Structure, Conformation, and Dynamics of Heptacyclo(19.3.0.01,5.05,9.09,13.013,17.017,21)tetracosane ((6.5)Coronane).
Authors: WEHLE D. , SCHORMANN N. , FITJER L. 
Published: May 2016

AbstractThe title compound (VIII) is synthesized by the route shown in the scheme starting from the known ketone (I).
ChemInform Abstract: Synthesis, Spontaneous Racemization, and Photoisomerization of Benzo(e)pyrene 9,10‐Oxide.
Authors: AGARWAL S. K. , BOYD D. R. , DUNLOP R. , JENNINGS W. B. 
Published: May 2016

AbstractThe title epoxide (II), the epoxide (VI) and the diol (VIIa) are prepared for evaluation of mutagenicity.
ChemInform Abstract: Cycloaddition of Vinylindoles to Anellated Indole Derivatives. Part 7. New Regio‐ and Stereocontrolled Reactions of 2‐Vinylindoles with CC‐Dienophiles: Diels‐Alder Reactions, Ene Reactions, and Michael Additions.
Authors: EITEL M. , PINDUR U. 
Published: May 2016

Abstract2‐Vinylindole (I) reacts with methyl propiolate (II) to give the carbazole (III) via cycloaddition and subsequent elimination of ethylene.
ChemInform Abstract: Autoxidation of Lithio Derivative of 2‐Isoxazolines.
Authors: AURICCHIO S. , RICCA A. 
Published: May 2016

AbstractThe 2‐isoxazolines (I) react with lithium diisopropylamide (II) to give the 4‐lithio‐2‐isoxazolines (III).
ChemInform Abstract: A Novel Synthesis of Precocenes. Efficient Synthesis and Regioselective O‐Alkylation of Dihydroxy‐2,2‐dimethyl‐4‐chromanones.
Authors: TIMAR T. , JASZBERENYI J. C. 
Published: May 2016

AbstractThe trihydroxybenzenes (I) react with the methylbutenoic acid (II) to give the chromanones (III).
ChemInform Abstract: Improved Preparation of Precocene. Part 2. Unexpected Results in the Reduction of Alkoxy Substituted Acetophenones and 4‐Chromanones with Sodium Borohydride.
Authors: TEIXIDOR P. , CAMPS F. , MESSEGUER A. 
Published: May 2016

AbstractMethoxyhydroquinone (I) undergoes ring closure with the methylbutenoic acid (II) to give the hydroxychromanone (III) which is methylated, forming the methyl ether (V).
ChemInform Abstract: Synthesis of Benzo‐Halogenated 4‐Hydroxy‐2(1H)‐quinolones.
Authors: KAPPE T. , KAREM A. S. , STADLBAUER W. 
Published: May 2016

AbstractThe substituted anilines (I) react with the diethyl malonates (II) at higher temperatures to give the malonic dianilides (III) which are cyclized with an acidic catalyst to yield the 4‐hydroxy‐2‐quinolones (IV).
ChemInform Abstract: N‐Alkylation of 2,2,4‐Trimethyl‐1,2‐dihydroquinoline (I) and Its Dimeric Analogues, e.g. (VI), Under Phase Transfer Catalysis.
Authors: SHIKHALIEV KH. S. , SHMYREVA ZH. V. 
Published: May 2016

Abstract(SHIKHALIEV, KH.
ChemInform Abstract: Reactions of Thionyl Chloride with C‐Methyl Heterocycles. Part 2. The Formation of (1,2)Dithiolo(3,4‐c)quinolin‐1‐ones and Bis(dichloro(4‐quinolyl)methyl)trisulfanes from 4‐Methylquinolines.
Authors: AL‐SHAAR A. H. M. , LYTHGOE D. J. , MCCLENAGHAN I. , RAMSDEN C. A. 
Published: May 2016

AbstractThe methylquinolines (I) or (IX) react with hot SOCl2 to give the products (III) or (X), respectively.
ChemInform Abstract: Saturated Nitrogen Heterocycles. Part 14. Synthesis and Structure of N‐Substituted Perhydrodicyclopenta(b,e)pyridines.
Authors: KRIVEN'KO A. P. , FEDOTOVA O. V. , NIKOLAEVA T. G. , KOMYAGIN N. T. , YUDOVICH L. M. , STRUCHKOV YU. T. , KHARCHENKO V. G. 
Published: May 2016

AbstractCatalytic hydrogenation of the methylenebiscyclopentanone in the presence of the amines (II) gives the perhydrodicyclopentapyridines (III).
ChemInform Abstract: Reactions of 4‐Hydroxy‐1,2‐benzoxathiin‐3‐carbaldehyde 2,2‐Dioxide with Amines and Hydrazines.
Authors: LOEWE W. + , MUELLER‐MENKE C. + 
Published: May 2016

AbstractThe sultone (I) reacts with the acetal (II) to yield the enamino ketone (III) which is hydrolyzed to give the α‐hydroxymethylene ketone (IV).
ChemInform Abstract: Pyridazine Derivatives. Part 6. Synthesis and Hypotensive Activity of 3‐Hydrazinethieno(2,3‐h)cinnoline and Its Derivatives.
Authors: GARCIA‐DOMINGUEZ N. , RAVINA E. , SANTANA L. , TERAN C. , GARCIA‐MERA G. , ORALLO F. , CRESPO M. , FONTENLA J.‐A. 
Published: May 2016

Abstract3‐Hydrazinethieno(2,3‐h)cinnoline (IX) and its derivatives (XI) and (XIII) are prepared according to the reaction scheme.
ChemInform Abstract: Synthesis, Structure, and Hypochromism of Pyrimidinopurinophanes.
Authors: DOYAMA K. , HIGASHII T. , SEYAMA F. , SAKATA Y. , MISUMI S. 
Published: May 2016

AbstractThe structure of the title compounds, e.g. (IV), (V), (VII), (VIII), (XI) and (XII) is confirmed by spectroscopic methods.
ChemInform Abstract: Efficient Formation and Cleavage of Disilanes by Potassium Graphite. Silylation with Silyl Metal Reagents.
Authors: FUERSTNER A. + , WEIDMANN H. 
Published: May 2016

AbstractThe disilane (I) is reductively cleaved with potassium‐graphite laminate under formation of the corresponding silylpotassium compound as the intermediate which reacts with various electrophiles such as (II) or (IV) to give the substituted silanes (III) or (V).
ChemInform Abstract: Synthesis of α‐Aminophosphonic Acids by Pd(0) Alkylation of Diethyl Aminomethylphosphonate Schiff Bases.
Authors: GENET J. P. , UZIEL J. , JUGE S. 
Published: May 2016

AbstractImines such as (I), derived from diethyl aminomethanephosphonate, undergo Pd(0)‐catalyzed alkylation with the allylic esters (II) or (IV) or the carbonates (VII) to give the corresponding branched phosphonates, e.g. (III), (V) and (VI), or (VIII) and (IXc).
ChemInform Abstract: Coordination Chemistry of Ruthenium with Chelating Amine Ligands: Synthesis and X‐Ray Structural Study of the N6‐Coordinated Ruthenium(II) Complex of 1,4,8,11‐Tetrakis(2‐pyridylmethyl)‐1,4,8,11‐tetraazacyclotetradecane.
Authors: CHE C.‐M. , TANG W.‐T. , MAK T. C. W. 
Published: May 2016

AbstractThe mononuclear, diamagnetic N6‐coordinated Ru(II) complex (III) is prepared according to the scheme and characterized by X‐ray crystallography (space group P1, Z=2).
ChemInform Abstract: Metallaheteroborane Chemistry. Part 4. The Synthesis of closo‐(2,2‐(PPh3)2‐2‐H‐1,2‐XMB10H10) (X: Se or Te, M: Rh or Ir) Compounds, Their Characterization by NMR Techniques, and the Crystal and Molecular Structure of the X: Te, M: Rh Complex.
Authors: FARIDOON FARIDOON , DHUBHGHAILL O. N. , SPALDING T. R. , FERGUSON G. , KAITNER B. , FONTAINE X. L. R. , KENNEDY J. D. , REED D. 
Published: May 2016

AbstractThe reactions between the complexes (I) and the anions (II) afford the air‐stable title closo‐complexes (III).
ChemInform Abstract: 1‐Methyl(Phenyl)pyrimido(1,2‐a)benzimidazolium and 4‐Phenyl‐1,2,4‐triazolo(1,5‐a)pyrimidinium Compounds.
Authors: CHUIGUK V. A. , MANZHOS A. V. 
Published: May 2016

AbstractThe aminoazoles (I) and (IV) are coupled with the β‐dicarbonyl compounds (II) to give the pyrimidobenzimidazolium salts (III) or the triazolopyrimidinium salts (V).
ChemInform Abstract: Total Synthesis of (.+‐.)‐Pentalenene, (.+‐.)‐Pentalenic Acid, and (.+‐.)‐Deoxypentalenic Acid Through an Intramolecular Double Michael Reaction.
Authors: IHARA M. , KATOGI M. , FUKUMOTO K. , KAMETANI T. 
Published: May 2016

AbstractPentalenic acid (XI), its deoxy analogue (XV) and pentalenene (XVI) are regarded as the biosynthetic precursors of pentalenolactone, which has antibiotic activity.
ChemInform Abstract: An Enantioselective Synthesis of (‐)‐Alloyohimban.
Authors: AUBE J. 
Published: May 2016

AbstractThe key step in the synthesis of the alkaloid (VII) mentioned in the title is the photolytic rearrangement of the spiro‐fused oxaziridines (III) to give the decahydroisoquinolinones (IV) and (V).
ChemInform Abstract: Synthesis of Carbocyclic Nucleosides: Preparation of (‐)‐5′‐Homoaristeromycin and Analogues.
Authors: JONES M. F. , ROBERTS S. M. 
Published: May 2016

AbstractThe optically pure title compound (X) and some of its analogues are prepared from L‐ribonolactone (I) using an intramolecular radical cyclization process to form the five‐membered carbocyclic ring (III) with subsequent displacement of a triflate group in (VII) by the base (VIII).
ChemInform Abstract: The Use of Methyl‐Substituted Chiral Synthons in the Synthesis of Pine Sawflies Pheromones.
Authors: LARCHEVEQUE M. , SANNER C. , AZERAD R. , BUISSON D. 
Published: May 2016

AbstractKey steps in the synthesis of the title pheromone (IX) are the construction of the sulfone (R)‐(IV) (no yield given) and its coupling with the bromide (VII), synthesized via microbial reduction of the ketone (V).
ChemInform Abstract: Heterogeneity of OH Groups in NaH‐ZSM‐5 Zeolite Studied by IR Spectroscopy.
Authors: DATKA J. , BOCZAR M. , RYMAROWICZ P. 
Published: May 2016

AbstractWhen homogeneous OH groups (in organic acids, phenol, or SiO2) engage in H‐bonding with aromatic compounds or interact with n‐hexane a sym. and nonsplit IR band is observed.
ChemInform Abstract: Surface Properties of Supported Molybdenum Catalysts.
Authors: MASUYAMA Y. , TOMATSU Y. , ISHIDA K. , KURUSU Y. , SEGAWA K. 
Published: May 2016

AbstractHexacarbonylmolybdenum(0) catalysts supported on TiO2, Al2O3, ZrO2, MgO, and SiO2 are characterized by using temp.‐programmed decomposition, XPS, and catalytic activity measurements for the CO shift reaction, metathesis, and hydrogenation of alkenes.
ChemInform Abstract: Gas‐Phase Electron‐Transfer Equilibrium Studies on Tetraalkylhydrazines: Geometry Effects on Ionization Thermochemistry, Relaxation Energies, and Ion Solvation Energies.
Authors: NELSEN S. F. , RUMACK D. T. , MEOT‐NER M. 
Published: May 2016

AbstractEquilibrium constants for electron transfer equilibration between 35 pairs of tetraalkylhydrazines and their cation radicals are measured by high‐pressure mass spectrometry and provide the data allowing calculation of aIP and ΔS° of ionization for 31 tetraalkylhydrazines such as (I)‐(IV).
ChemInform Abstract: X‐Ray Structure of a Sterically Protected 1‐Aza‐3‐phosphaallene.
Authors: YOSHIFUJI M. , NIITSU T. , TOYOTA K. , INAMOTO N. , HIROTSU K. , ODAGAKI Y. , HIGUCHI T. , NAGASE S. 
Published: May 2016

AbstractThe structure of the known 1‐phenyl‐azaphosphaallene (Ia) is determined by X‐ray analysis (space group P1, Z=2); ab initio calculations are carried out for the parent compound HP=C=NH.
ChemInform Abstract: Dynamic Behavior of 1,2‐Annulated Cyclooctatetraenes. Kinetic Analysis of Transition‐State Steric Congestion Involving Neighboring Alicyclic Substituents.
Authors: PAQUETTE L. A. , WANG T.‐Z. 
Published: May 2016

AbstractUsing kinetic data for a range of examined reactions the kinetics of all interconversions between (+)‐ and (‐)‐(I) and (+)‐ and (‐)‐(II) are deduced.
ChemInform Abstract: Synthesis of Polyconjugated Aldehydes Using a New Horner‐Wadsworth‐Emmons Reagent.
Authors: REIN T. , AKERMARK B. , HELQUIST P. 
Published: May 2016

AbstractThe new aldehyde (II), with the carbonyl group protected as cyclohexylimine, is used as Horner‐Wadsworth‐Emmons reagent for the preparation of some dienals such as (V).
ChemInform Abstract: Oxidation of O‐Alkylhydroxylamines with Bis((m‐(trifluoromethyl)phenyl)sulfonyl) Peroxide.
Authors: HOFFMAN R. V. , CHRISTOPHE N. B. 
Published: May 2016

AbstractO‐Substituted hydroxylamines such as (I) are oxidized by the sulfonyl peroxide (II), producing the corresponding alcohol (III) and the aldoxime (IV), together with the salt (V).
ChemInform Abstract: Direct Formation of Functionalized Ketones via the Coupling of Functionalized Organocopper Reagents with Acid Chlorides.
Authors: WEHMEYER R. M. , RIEKE R. D. 
Published: May 2016

AbstractTreatment of the bromides (I) with the reduced form of triphenylphosphine/cuprous iodide, obtained by lithium naphthalenide reduction, yields reactive organocuprates which are coupled with the acyl chlorides (II) to give the ketones (III).
ChemInform Abstract: Orientation Specific Diels‐Alder Addition of Isoprene to an Activated 4,4‐Dimethylcyclohexenone. An Improved Route to Himachalenes.
Authors: LIU H.‐J. , BROWNE E. N. C. , CHEW S. Y. 
Published: May 2016

AbstractThe Diels‐Alder addition of isoprene (IV) to the enone‐ester (III) proceeds exclusively to the para‐addition product (V).
ChemInform Abstract: Q.S.A.R. of Derivatives of 2,3‐Dihydrobenzofuran‐3‐amines with Plant Growth Inhibiting Properties.
Authors: TURAN‐ZITOUNI G. , BERGE G. , NOEL‐ARTIS A. M. , CHEVALLET P. , FULCRAND P. , CASTEL J. 
Published: May 2016

AbstractThe benzofuranones (I) are converted to their oximes (III) and then reduced, yielding the corresponding 3‐amino derivatives (IV).
ChemInform Abstract: Synthesis of Substituted Benzo(b)thiophenes by Acid‐Catalyzed Cyclization of Phenylthio Acetals and Ketones.
Authors: PLE P. A. , MARNETT L. J. 
Published: May 2016

AbstractThe phenylthioacetaldehyde acetals (I) and the phenylthioacetones (III) are cyclized upon heating with polyphosphoric acid, forming the benzothiophenes (II) and (IV).
ChemInform Abstract: Acetylenic and Allenic Derivatives of 2‐(1‐Methylindolyl)methylamine as Selective Inhibitors of the Monoamine Oxidase A and B.
Authors: CRUCES M. A. , ELORRIAGA C. , ALVAREZ E. F. , CHICO M. T. L. , LOPEZ O. N. 
Published: May 2016

Abstract1‐Methylindole‐2‐carboxylic acid (I) was converted to the acid chloride (II) which reacts with ammonia or primary amines (III), forming the amides (IV).
ChemInform Abstract: Study on the Metalation of 2‐, 3‐, and 4‐Pivalamidoquinolines.
Authors: GODARD A. , JACQUELIN J.‐M. , QUEGUINER G. 
Published: May 2016

AbstractThe pivalamidoquinoline (III) is prepared by acylation of the aminoquinoline (I) with pivaloyl chloride (II).
ChemInform Abstract: Rearrangement Reactions of Heterocycles. Part 12. Rearrangement of 6‐Substituted Pyrido(1,2‐a)pyrimidines to Isomeric 1,8‐Naphthyridines and Some of Their Further Reactions.
Authors: SCHOBER B. D. , KAPPE T. 
Published: May 2016

Abstract2‐Amino‐6‐methylpyridine (I) undergoes cyclocondensation with the activated malonates (II) in the presence of triethylamine to give the pyridopyrimidines (III) which are rearranged upon thermolysis to yield the 1,8‐naphthyridines (IV).
ChemInform Abstract: The Chemistry of Pyrimidinethiols. Part 2. The Preparation and Reactions of Some 2‐Arenecarbonylmethylthiopyrimidines.
Authors: HURST D. T. , BEAUMONT C. , JONES D. T. E. , KINGSLEY D. A. , PARTRIDGE J. D. , RUTHERFORD T. J. 
Published: May 2016

AbstractThermal treatment of the title pyrimidine derivatives (III) leads to extrusion of sulfur and formation of the products (IV).
ChemInform Abstract: Cyclic Homologs of Xanthines. Part 1. Imidazo(4,5‐e)(1,4)diazepine‐5,8‐diones.
Authors: BRIDSON P. K. , WEIRICH T. P. 
Published: May 2016

Abstract7‐Benzyltheophylline (I) reacts with ethyl bromoacetate (II) and bases, yielding the aminoimidazole (IV) via the intermediate (III).
ChemInform Abstract: 2,2′,7,7′‐Tetrahydroxy‐1,1′‐binaphthyl: A Versatile Chiral Spacer for Mono‐ and Ditopic Cyclophane Hosts with Apolar Binding Sites.
Authors: DIEDERICH F. , HESTER M. R. , UYEKI M. A. 
Published: May 2016

AbstractThe hosts (VII) and (VIII) which are prepared as shown in the scheme or analogously, can form complexes with arenes such as (IX).
ChemInform Abstract: Palladium‐Catalyzed Synthesis of Bis(phosphinates) and Bis(phosphine Oxides) with Tetra‐ and Hexamethylene Bridges.
Authors: XU Y. , WEI H. , XIA J. 
Published: May 2016

AbstractThe bis‐phosphinates (IV) react with the aryl bromides (V) to give the bis‐phosphinates (VI).