bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Tetrathiafulvalenium Salts of Planar PtII, PdII, and CuIII 1,2‐Dithio‐oxalato‐S,S′ Anions. Synthesis, Chemistry and Molecular Structures of Bis(tetrathiafulvalenium) Bis(1,2‐dithio‐oxalato‐S,S′)palladate(II), (ttf)2(Pd(S2C2O2)2), and of Bis(tetrathiafulvalenium)tetrathiafulvalene Bis(1,2‐dithio‐oxalato‐S,S′)platinate(II), (ttf)3(Pt(S2C2O2)2).
Authors: BELLITTO C. , BONAMICO M. , FARES V. , IMPERATORI P. , PATRIZIO S. 
Published: May 2016

AbstractThe tetrathiafulvalenium salts (II) and (IV) are synthesized according to the scheme.
ChemInform Abstract: Synthesis and in vitro Biological Activity of Some 7‐(Hydrazino)‐, 7‐(Hydrazonyl)‐, and 7‐(Pyrazolyl)quinolone‐3‐carboxylic Acids.
Authors: ZIEGLER C. B. JUN. , KUCK N. A. , HARRIS S. M. , LIN Y. 
Published: May 2016

AbstractThe fluorinated quinolonecarboxylic acids (I) are converted to the hydrazines (III) which are cyclized with the acetoacetaldehyde acetal (IV) or the ethoxymethylene compounds (VI) to form the pyrazoles (V) and (VII).
ChemInform Abstract: Contact Resistance of Electroless Ni‐B Doped Silicon Using Sodium Borohydride as Reducing Agent.
Authors: SINGH B. K. , CHATTERJEE A. , DAW A. N. , MITRA R. N. 
Published: May 2016

AbstractOhmic contacts to p‐type silicon having a resistivity of the order of 5 Ω·cm and an orientation .ltbbrac.111.rtbbrac.
ChemInform Abstract: Tracer Diffusion of Cobalt(II), Nickel(II), Copper(II) and Hydrogen Ions in Aqueous Sodium Sulfate Solutions.
Authors: LEAIST D. G. 
Published: May 2016

AbstractThe diffusion coefficients of Co2+, Ni2+, Cu2+, and H+ ions in 0.5 M aqueous Na2SO4 are determined by using the diaphragm cell method combined with potentiometric titration (with EDTA: Co2+, Ni2+, Cu2+ or NaOH: H+).
ChemInform Abstract: EER and Photocurrent Transient Investigation of the Photoassisted Evolution of Hydrogen at an Electroplatinized TiO2 Single Crystal. Implications to Water Splitting at TiO2 Suspensions.
Authors: PUJADAS M. , SALVADOR P. 
Published: May 2016

AbstractThe changes in the potential distribution at the TiO2/electrolyte interface accompanying the photo‐ and electrochemical reactions taking place under polarization of the electrode are studied in N2 and H2 saturated electrolytes.
ChemInform Abstract: The Permeation of Hydrogen Through the Passivating Films on Iron and Nickel.
Authors: PYUN S.‐I. , ORIANI R. A. 
Published: May 2016

AbstractHydrogen permeation experiments have been carried out for iron and nickel passivated in 0.1 NaOH and 1 M H2SO4 solution at a variety of anodic potentials.
ChemInform Abstract: Electrodeposition and Characterization of Three‐Dimensional Tungsten(VI,V)‐Oxide Films Containing Spherical Pt Microparticles.
Authors: KULESZA P. J. , FAULKNER L. R. 
Published: May 2016

AbstractThree‐dimensional W(VI,V)‐oxide films containing randomly distributed spherical Pt microparticles are prepared on carbon electrodes by simultaneous reductive electrodeposition under potential cycling from WO3/K2PtCl6 colloidal suspensions in H2SO4 and characterized by SEM and AES.
ChemInform Abstract: Chemical Stabilization of β‐Cristobalite.
Authors: PERROTTA A. J. , GRUBBS D. K. , MARTIN E. S. , DANDO N. R. , MCKINSTRY H. A. , HUANG C.‐Y. 
Published: May 2016

AbstractThe synthesis of stabilized β‐cristobalite is achieved at relatively low temp. (∼1000 °C in contrast to ∼1800 °C for known procedures) using highly reactive gels and zeolites formed in the Na2O‐Al2O3‐SiO2 and CaO‐Al2O3‐SiO2 systems.
ChemInform Abstract: Asymmetric Diels‐Alder Reactions. Part 2. A Model to Account for the Diastereofacial Reactivity of (E)‐1‐(2′,3′,4′,6′‐Tetra‐O‐acetyl‐β‐D‐glucopyranosyloxy)‐3‐trimethylsiloxy# buta‐1,3‐diene and Its 2‐Methyl Derivative. X‐Ray Molecular Structure of (E)‐1‐(2′,3′,4′,6′‐Tetra‐O‐acetyl‐β‐D‐glucopyranosyloxy)‐3‐trimethylsiloxy# buta‐1,3‐diene and of (1R,6R,9R,10S)‐9‐Methyl‐10‐(2′,3′,4′,6′‐tetra‐O‐acetyl‐β‐D‐glucopyranosylo# xy)bicyclo(4.4.0)dec‐3‐ene‐2,5,8‐trione.
Authors: GUPTA R. C. , LARSEN D. S. , STOODLEY R. J. , SLAWIN A. M. Z. , WILLIAMS D. J. 
Published: May 2016

AbstractThe different diastereofacial reactivities of the title compounds (I) already emerge in the Diels‐Alder reaction with (II); they are even more pronounced in reactions with cyclic dienophiles such as (VI) and (VII), where single cycloadducts are obtained from (Ib), while the previously reported reactions of (Ia) had yielded 89:11 and 86:14 mixtures of diastereomers (X‐ray analyses of (Ia) and (VIII), both having the space group P212121 with Z=4).
ChemInform Abstract: Photochemical (2 + 2)Cycloaddition of Arenecarboxylic Acid Esters to Furans and 1,3‐Dienes. (2 + 2)Cycloreversion of Oxetanes to Dienol Esters and Ketones.
Authors: CANTRELL T. S. , ALLEN A. C. , ZIFFER H. 
Published: May 2016

AbstractIrradiation of methyl benzoate (I) in the presence of furan (II) or 2‐methylfuran (VII) yields the fused oxetanes (III) or (VIII) and their cleavage products (IV) or (IX).
ChemInform Abstract: Photochemical Reactions of Arenecarboxylic Acid Esters with Electron‐Rich Alkenes: (2 + 2)Cycloaddition, Hydrogen Abstraction, and Cycloreversion.
Authors: CANTRELL T. S. , ALLEN A. C. 
Published: May 2016

AbstractMethyl benzoate (I) performs photocycloaddition reaction with the alkenes (II) or (VI), forming the 2‐methoxyoxetanes (III), together with the β,γ‐unsaturated phenyl ketones (Va), (Vb), or (IX) and the methoxybenzylidene derivatives (IVa), (IVb), or (VIII).
ChemInform Abstract: Pressure Effect on the Product Distribution in Competing Reactions: Formation of a Bis Diels‐Alder Adduct via an Aromatizable Intermediate.
Authors: SRIVASTAVA S. , MARCHAND A. P. , VIDYASAGAR V. , FLIPPEN‐ANDERSON J. L. , GILARDI R. , GEORGE C. , ZACHWIEJA Z. , LE NOBLE W. J. 
Published: May 2016

AbstractThe cycloadduct (III) from cyclopentadiene (I) and methyl‐p‐benzoquinone (II) is treated with further cyclopentadiene (I) under pressure to give a mixture of the stereoisomeric bisadducts (IV) and (V) with predominance of (IV).
ChemInform Abstract: γ‐Radiolysis of 1‐Substituted 5‐Fluorouracil Derivatives.
Authors: KURODA T. , HISAMURA K. , MATSUKUMA I. , NISHIKAWA H. , NAKAMIZO N. 
Published: May 2016

AbstractA new concept, "Radiation‐Induced Drug" (RID), is proposed as a novel type of drugs for cancer therapy.
ChemInform Abstract: Mechanistic Implications of Photoanellation Reaction of 4,4‐Dimethyl‐cyclohex‐2‐en‐1‐one and Acrylonitrile ‐ Regio and Stereochemistry of the Major Photoadduct by 1H and 13C NMR Spectroscopy.
Authors: SWAPNA G. V. T. , LAKSHMI A. B. , RAO J. M. , KUNWAR A. C. 
Published: May 2016

AbstractThe major product (III) of the photoreaction results from the head‐to‐tail cycloaddition with subsequent conversion of the cis‐fused isomer into the trans‐fused one in basic media.
ChemInform Abstract: Electrochemical Carboxylation Coupled with Nitrite Reduction Catalyzed by (Fe4S4(SPh)4)2‐ and (Mo2Fe6S8(SPh)9)3‐.
Authors: TANAKA K. , WAKITA R. , TANAKA T. 
Published: May 2016

AbstractThe electrolytic reduction of NO2‐ to give N2 is catalyzed by the reduced species of the title reagents.
ChemInform Abstract: Oxidation of Imines to Nitrones by the Permanganate Ion.
Authors: CHRISTENSEN D. , JOERGENSEN K. A. 
Published: May 2016

AbstractThe imines (I), (IV), or (VII) are converted to the corresponding nitrones (II), (V), or (VIII) by consecutive addition of potassium permanganate and tetrabutylammonium chloride in a moderately acidic medium.
ChemInform Abstract: Studies on Bioactive Compounds. Part 13. Synthesis and Lack of Growth‐Inhibitory Properties of Cyclohexane‐1,2,4‐triol 1,2‐Diesters, Which Resemble Ring C of the Phorbol Ester Molecule.
Authors: LAUGHTON C. A. , DALE I. L. , GESCHER A. 
Published: May 2016

AbstractThe cyclohexenol (I) is protected by reaction with the chlorosilane (II) to form the siloxycyclohexene (III).
ChemInform Abstract: Ritter Reactions. Part 4. Rearrangement of 3,3,7,7‐Tetramethyl‐2,6‐dimethylenebicyclo(3.3.1)nonane and Crystal Structure of 1‐Acetamido‐2,2,5,6,6‐pentamethyladamantane.
Authors: AMINI AMINI , BISHOP R. , CRAIG D. C. , RAE A. D. , SCUDDER M. L. 
Published: May 2016

AbstractUnder the conditions of the Ritter reaction, the bicyclononane (V) specified in the title is converted to the pentamethyladamantane (VIII), also specified in the title (space group P21/c with Z=4).
ChemInform Abstract: Lewis Acid‐Promoted Reactions of Substituted Pentacyclo‐(5.4.0.02,6.03,10.05,9)undecane‐8,11‐diones with Ethyl Diazoacetate.
Authors: MARCHAND A. P. , ANNAPURNA P. , REDDY S. P. , WATSON W. H. , NAGL A. 
Published: May 2016

AbstractThe cage diones (VI), prepared by photocycloaddition reactions of p‐benzoquinone cycloadducts such as (V), are treated with ethyl diazoacetate (VII) in the presence of boron trifluoride etherate, yielding the homologous diketo esters in their stabilized enol forms (VIII).
ChemInform Abstract: Divergent Synthesis of 1,3‐ and 1,4‐Diketones from β‐Methoxy‐γ‐phenylthio Ketones Accessible Through Novel Phenylthio Migration Reaction.
Authors: SATO T. , INOUE M. , KOBARA S. , OTERA J. , NOZAKI H. 
Published: May 2016

AbstractThe α‐hydroxy O,S‐acetal (I) is consecutively treated with butyllithium and acetyl chloride and then coupled with the silyl enol ethers (II) to produce the β‐methoxy‐γ‐phenylsulfenyl ketones (III).
ChemInform Abstract: Oxidation of Olefins Using Chromic Anhydride‐Chlorotrimethylsilane. A Convenient Synthesis of α‐Chloro Ketones.
Authors: LEE J. G. , HA D. S. 
Published: May 2016

AbstractThe cycloalkenes (I) are oxidized with chromic anhydride in the presence of trimethylchlorosilane to give the 2‐chlorocycloalkanones (II).
ChemInform Abstract: Radical Anion Salts of Naphthalenetetracarboxylic Acid Derivatives ‐ A Novel Class of Electrically Conducting Compounds.
Authors: HEYWANG G. , BORN L. , FITZKY H.‐G. , HASSEL T. , HOCKER J. , MUELLER H.‐K. + , PITTEL B. , ROTH S. 
Published: May 2016

AbstractThe electrochemical reduction of naphthalenetetracarboxylic dianhydride in the presence of tetramethylammonium methylsulfate affords the salt (I).
ChemInform Abstract: Iminophosphorane‐Mediated Anellation of an Imidazole Ring into a Benzimidazole Ring: Synthesis of Imidazo(1,5‐a)benzimidazole Derivatives. Crystal Structure of 1‐(4‐Methoxyphenylimino)‐2‐(4‐methoxyphenylcarbamoyl)‐2,3‐dihydro‐1H‐imidazo(1,5‐a)benzimidazole.
Authors: MOLINA P. , ALAJARIN M. , LOPEZ‐LEONARDO C. , MADRID I. , FOCES‐FOCES C. , CANO F. H. 
Published: May 2016

AbstractThe title compounds (IV) and (VII) are prepared via aza‐Wittig reaction of the corresponding iminophosphoranes generated from (I).
ChemInform Abstract: Stereoselective Synthesis of (1)Benzopyrano(4,3‐b)pyrrol‐4(3H)‐ones Through Cycloadditions of Azomethine Ylides with α,β‐Unsaturated Esters.
Authors: UENO K. , KANEMASA S. , TSUGE O. 
Published: May 2016

AbstractBoth unprotected and protected hydroxy derivatives such as (I), (V) and (IX) are employed in the title reaction, since the generation of azomethine ylides from substrates of type (I) does not display the expected rate acceleration by intramolecular H bond catalysis.
ChemInform Abstract: Stereoselective Synthesis of E‐β‐Alkylacrylates and Acrylamides.
Authors: NAJERA C. , YUS M. 
Published: May 2016

AbstractThe β‐sulfonylacrylic acid derivatives (I) undergo substitution of the tosyl group upon reaction with the alkylmagnesium bromides (II) to yield the β‐alkylacrylic acid derivatives (III).
ChemInform Abstract: α‐Amino Carbanions. A Second Generation Formamidine for Facile Deprotonation Leading to α‐Quaternary Substitution.
Authors: GONZALEZ M. A. , MEYERS A. I. 
Published: May 2016

Abstract2‐Nitrobenzyl methyl ether (I) is converted to the formamidine (III) which is coupled with the tetrahydroisoquinoline (IV) to form the amidine (V).
ChemInform Abstract: Cardiotonic Agents. 1‐Methyl‐7‐(4‐pyridyl)‐5,6,7,8‐tetrahydro‐3(2H)‐isoquinolinones and Related Compounds. Synthesis and Activity.
Authors: KAIHO T. , SAN‐NOHE K. , KAJIYA S. , SUZUKI T. , OTSUKA K. , ITO T. , KAMIYA J. , MARUYAMA M. 
Published: May 2016

Abstract4‐Substituted cyclohexanone derivatives such as (IV), prepared from the acetal (I) as outlined in the reaction scheme, are acylated, yielding the 2‐acetylcyclohexanones (VI).
ChemInform Abstract: Synthesis, Antisecretory, and Antiulcer Activities of Novel 5‐Benzylidene‐2‐ureidoalkyl‐3‐pyridazinones.
Authors: RUBAT C. , COUDERT P. , COUQUELET J. , BASTIDE P. , BASTIDE J. 
Published: May 2016

AbstractThe pyridazinones (I) are coupled with the N‐bromoalkylphthalimides (II) and then deprotected by reaction with hydrazine hydrate to yield the aminoalkylpyridazinones (IV).
ChemInform Abstract: Isoeserine and Homoisoeserine. Synthesis and Structural Elucidation of the Indolo‐1,3‐diazepine System.
Authors: ROSENMUND P. , GEKTIDIS S. , BRILL H. , KALBE R. 
Published: May 2016

AbstractThe dimethylsuccinimide (I) is reduced to give the isomeric hydroxy compounds (II) and (III) which are cyclized with the hydrazine (IV), forming the indolopyrrolone (V).
ChemInform Abstract: Polylithium Organic Compounds. Part 10. Tetraalkylidene‐1,4‐diboracyclohexane from 3,4‐Dilithio‐2,5‐dimethyl‐2,4‐hexadiene; the First “Hetero(6)radialene” with Chair Conformation.
Authors: MAERCKER A. , BRIEDEN W. , SCHMIDT T. , LUTZ H. D. 
Published: May 2016

AbstractIn contrast to analogous Me2Sn‐ and S‐containing compounds with twist conformation the air‐stable compound (III) possesses the chair conformation as confirmed by an X‐ray structure analysis (space group P1, Z=3).
ChemInform Abstract: Lewis‐Base Adducts of Lead(II) Compounds. Part 5. 1:1 Adducts of Lead(II) Thiocyanate with 1,10‐Phenanthroline and 2,2′:6′,2′′‐Terpyridine.
Authors: ENGELHARDT L. M. , FURPHY B. M. , HARROWFIELD J. MCB. , PATRICK J. M. , WHITE A. H. 
Published: May 2016

AbstractRecrystallization of 1:1 molar ratios of Pb(II) thiocyanate with the appropriate heterocycle gives polymers of the title compounds (I) or (II) (yields not given).
ChemInform Abstract: The Cleavage of a Phosphaalkyne at a Reduced Tantalum Center. Possible Intermediacy of a Tantalum Phosphide.
Authors: COWLEY A. H. , HALL S. W. 
Published: May 2016

AbstractThe reaction of the tantalum aryloxide (I) with Na‐amalgam, followed by treatment with the phosphaalkyne (II), results in the formation of the anions (III) and (IV).
ChemInform Abstract: Preparation and Characterization of W(OR)4Cl2 Complexes (R: Pentafluorophenyl, 2,6‐Dichlorophenyl) and Some of Their Reduction Products, Including an X‐Ray Study of W(O‐2,6‐C6H3Cl2)4Cl(Et2O).
Authors: KOLODZIEJ R. M. , SCHROCK R. R. , DEWAN J. C. 
Published: May 2016

AbstractThe title complexes (III) and (VI) are prepared according to the scheme.
ChemInform Abstract: Facile Oxidation of Manganese(II) to Manganese(III) in Long Chain Carboxylic Acids.
Authors: LEVY L. B. 
Published: May 2016

AbstractManganese diacetate (II) is dissolved in nonanoic acid (I) at room temperature and then heated up to 95°C under nitrogen to produce Mn(II) nonanoate (III).
ChemInform Abstract: Excited‐State Properties of (μ‐Pyridyl)(μ‐hydrido)dirhenium Octacarbonyl and Related Dirhenium Carbonyl Complexes.
Authors: MENON R. K. , BROWN T. L. 
Published: May 2016

AbstractThe dirhenium complexes (Ib) and (Id) provide the first examples of dinuclear carbonyl complexes with long‐lived intraligand or charge‐transfer excited states that are relatively inert to thermal and photochemical degradation.
ChemInform Abstract: Formation of Alkenyl Ketone Complexes and of Dimeric α,β‐Butenolides by Sequential Insertion of Phenylacetylene and Carbon Monoxide into Nickel‐Acyl Bonds. X‐Ray Structures of Cyclic Ni(C(Ph)=C(H)(COCH2SiMe3))Cl(PMe3)2 and Cyclic Ni(C(Ph)(PMe3)C(H)(COCH2CMe2Ph))Cl(PMe3).
Authors: CARMONA E. , GUTIERREZ‐PUEBLA E. , MONGE A. , MARIN J. M. , PANEQUE M. , POVEDA M. L. 
Published: May 2016

AbstractThe insertion of phenylacetylene into the Ni‐C bond of the acyl‐Ni complexes (I) is highly regio‐ and stereoselective and provides good yields of the distorted square‐pyramidal keto vinyl complexes (III).
ChemInform Abstract: Oxidative Addition of Phenols to Pd(PCy3)2. Synthesis and Structural Characterization of trans‐(Pd(PCy3)2(H)(OC6H5))·C6H5OH and trans‐(Pd(PCy3)2(H)(OC6F5))·C6F5OH.
Authors: DI BUGNO C. , PASQUALI M. , LEONI P. , SABATINO P. , BRAGA D. 
Published: May 2016

AbstractThe title complexes (III) are obtained according to the scheme.
ChemInform Abstract: Bioactive Marine Metabolites. Part 27. Acalycixeniolides, Novel Norditerpenes with Allene Functionality from Two Gorgonians of the Genus Acalycigorgia.
Authors: FUSETANI N. , ASANO M. , MATSUNAGA S. , HASHIMOTO K. 
Published: May 2016

AbstractAcalycixeniolide B'(I), C(II) and the already known ginamallene (III) reveal cytotoxic and fungicidal activity.
ChemInform Abstract: Pyruvic Acetal Formation from a Pyruvyl Thioacetal, Catalyzed by Methyl Triflate, Dimethyl(methylthio)sulfonium Triflate, or Nitrosyl Tetrafluoroborate.
Authors: LIPTAK A. , SZABO L. 
Published: May 2016

AbstractPyruvic acetal formation of carbohydrates is achieved with methyl pyruvate diphenyl dithioacetal (I).
ChemInform Abstract: 2‐Amino‐imidazole Alkaloids from the Marine Sponge Leucetta chagosensis.
Authors: CARMELY S. , ILAN M. , KASHMAN Y. 
Published: May 2016

AbstractThe nine alkaloids (I)‐(V) belonging to four different groups are isolated from the title species: 1) naamidines A‐D (cf.
ChemInform Abstract: Synthesis of the Optically Active α‐Nucleic Base‐Substituted Propanoic Acids.
Authors: OVERBERGER C. G. , CHANG J. Y. 
Published: May 2016

AbstractAdenine (I) is coupled with ethyl lactate (II) under Mitsunobu conditions to give the amino ester (III) which undergoes acidic hydrolysis, forming the carboxylic acid (IV).
ChemInform Abstract: Preparation of Highly Pure Fine Mullite Powder.
Authors: MIZUNO M. , SAITO H. 
Published: May 2016

AbstractHigh‐purity mullite (3 Al2O3·2 SiO2) powders are prepared by drying and heating (1350 °C, 3 h) of an aqueous slurry containing Al2(SO4)3 and fumed silica and subsequent milling.
ChemInform Abstract: Diastereocontrol in Rhodium‐Catalyzed Hydroboration of Chiral Acyclic Allylic Alcohol Derivatives.
Authors: BURGESS K. , OHLMEYER M. J. 
Published: May 2016

AbstractHydroboration of methallyl alcohol derivatives such as (trifluoro)acetates or carbamates is performed using catecholborane in the presence of rhodium(II) phosphine catalyst.
ChemInform Abstract: 2‐O‐Benzylglyceraldehyde: A Building Block for Organic Synthesis Available in Both Enantiomeric Forms and Possessing a Stable Configuration Due to Fast Oligomerization.
Authors: JAEGER V. + , WEHNER V. 
Published: May 2016

AbstractThe title compound (IV) quickly undergoes oligomerization to give a mixture of at least 10 oligo‐/stereoisomeric hemiacetals.
ChemInform Abstract: Asymmetric Reactions Catalyzed by Chiral Metal Complexes. Part 31. Practical Asymmetric Synthesis of (R)‐(‐)‐Phenylephrine Hydrochloride Catalyzed by (2R,4R)‐MCCPM‐Rhodium Complex.
Authors: TAKEDA H. , TACHINAMI T. , ABURATANI M. , TAKAHASHI H. , MORIMOTO T. , ACHIWA K. 
Published: May 2016

AbstractThe chiral diphosphines (2S,4S)‐(I), derived from proline, are employed as ligands in the asymmetric hydrogenation of the amino ketone (II), yielding the (S)‐phenylephrine (S)‐(III).
ChemInform Abstract: Synthesis of 2‐Substituted Tetrahydrofurans.
Authors: VOLYNSKII N. P. , PEREPELITCHENKO L. I. 
Published: May 2016

AbstractGrignard reaction of the allyl halides (I) with the aldehydes (II) followed by acetylation of the reaction mixture gives the unsaturated acetates (IV) which are coupled with hydrogen bromide in the presence of benzoyl peroxide, producing the bromides (V).
ChemInform Abstract: Synthesis and Biological Activities of 8,9‐Disubstituted 4,5‐Dihydro‐2H‐(1)benzoxepino(5,4‐c)pyrazoles and Related Compounds.
Authors: TRIPATHI R. C. , TANDON V. K. , KHANNA J. M. , SAXENA A. K. , ANAND N. 
Published: May 2016

AbstractA series of title compounds, e.g. ten derivatives of type (III), compounds (IV) and fourteen compounds of type (V) (prepared from the corresponding (III)) are synthesized.
ChemInform Abstract: Dichotomous Reaction Pathways in the Reaction of Triarylphosphine Oxides with Meerwein′s Salt.
Authors: CRICH D. , DYKER H. 
Published: May 2016

AbstractAddition of Meerwein's salt (II) to a solution of triphenylphosphine oxide (I) gives the bisphosphonium salt (IIIa).
ChemInform Abstract: Role of Ring Strain and Steric Hindrance in a New Method for the Synthesis of Macrocyclic and High Polymeric Phosphazenes.
Authors: MANNERS I. , RIDING G. H. , DODGE J. A. , ALLCOCK H. R. 
Published: May 2016

AbstractIt is found that ring strain induces the ring‐opening polymerization of phosphazene trimers that bear no halogen substituents.
ChemInform Abstract: Piezochromism: Pressure‐Induced Rearrangements of Thermochromic and Related Cu(II) Complexes Containing Asymmetrically Substituted Ethylenediamine.
Authors: BRAY K. L. , DRICKAMER H. G. , SCHMITT E. A. , HENDRICKSON D. N. 
Published: May 2016

AbstractThe effect of pressure up to 150‐200 kbar on the electronic and IR spectra of the complexes (I) is investigated.
ChemInform Abstract: Cyclization of α,β,X,ψ‐Unsaturated Dioic Acid Esters via Tandem Conjugate Additions Using Lithium N‐Benzyltrimethylsilylamide (LSA) as a Nitrogen Nucleophile and Its Application to a Total Synthesis of (.+‐.)‐Dihydronepetalactone and (.+‐.)‐Isodihydronepetalactone.
Authors: UYEHARA T. , SHIDA N. , YAMAMOTO Y. 
Published: May 2016

AbstractReaction of the ethyl octadienoate (I) with N‐benzyltrimethylsilylamide (II) results in addition and cyclization, producing the aminocyclopentane (III) after acid‐induced desilylation.
ChemInform Abstract: Synthesis of a New Analog of Proline.
Authors: PETTER R. C. 
Published: May 2016

AbstractThe phosphonate (I), prepared from triethylphosphonacetate and 4‐bromo‐1‐butene, is converted into the cyclopropanecarboxylic acid (III) by homologous Horner‐Emmons reaction with ethylene oxide (II) and NaH.
ChemInform Abstract: A Short and Efficient Synthesis of Ethyl (E,E)‐7,12‐Dioxo‐octadeca‐8,10‐dienoate (Ostopanic Acid Ethyl Ester).
Authors: GHOSH S. K. , MAMDAPUR V. R. , CHADHA M. S. 
Published: May 2016

AbstractOstopanic acid (VIIb), a constituent of Ostodes paniculata Blume, is known to possess strong antileukemic and cytotoxic activity.
ChemInform Abstract: New Hyperforin Derivatives from Hypericum revolutum Vahl with Growth‐Inhibitory Activity Against a Human Colon Carcinoma Cell Line
Authors: DECOSTERD L. A. , STOECKLI‐EVANS H. , CHAPUIS J.‐C. , MSONTHI J. D. , SORDAT B. , HOSTETTMANN K. 
Published: May 2016

Abstract(i.e.
ChemInform Abstract: Solid‐State 31P NMR, Far‐IR, and Structural Studies on Two‐Coordinate (Tris(2,4,6‐trimethoxyphenyl)phosphine)copper(I) Chloride and Bromide.
Authors: BOWMAKER G. A. , COTTON J. D. , HEALY P. C. , KILDEA J. D. , SILONG S. B. , SKELTON B. W. , WHITE A. H. 
Published: May 2016

AbstractThe two isomorphous, air‐stable title compounds (I) crystallize in the space group P43 with Z=4.
ChemInform Abstract: Stereospecificity of the Michael Addition of Enethiolates with Acyclic Enones.
Authors: KPEGBA K. , METZNER P. , RAKOTONIRINA R. 
Published: May 2016

AbstractLithiation of the dithioesters (I) leads to the enethiolates (II) and (III) which undergo a kinetically controlled Michael addition with the enone (IV) to give the anti and syn products (V) and (VI).
ChemInform Abstract: Oxidation of Isoxazolines by Peracids. A Useful Route to β‐Hydroxy Ketones and Acylated Diols.
Authors: PARK P. , KOZIKOWSKI A. P. 
Published: May 2016

AbstractOxidation of oxazolines by peracids results in ring cleavage, yielding β‐hydroxy ketones and acylated diols.
ChemInform Abstract: On the Use of Unsymmetrically Substituted Furans in the Furan‐Carbonyl Photocycloaddition Reaction: Synthesis of a Kadsurenone‐Ginkgolide Hybrid.
Authors: SCHREIBER S. L. , DESMAELE D. , PORCO J. A. JUN. 
Published: May 2016

AbstractThe (2 + 2)cycloaddition reaction of the silyl and stannyl substituted furans (I) with the aldehydes (II) gives the fused oxetanes (III) as the main products.