bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Structure and Reactivity of a (Triphenylsilyl)rhodium(I) Compound.
Authors: THORN D. L. , HARLOW R. L. 
Published: May 2016

AbstractThe formation of the silyl‐Rh(I) complex (III) (space group P21/n, Z=4) occurs probably via the intermediate hydrido(methyl)(triphenylsilyl)tris(trimethylphosphine)‐Rh(III).
ChemInform Abstract: Indene in a Novel Bonding Mode in a Carbonyl Cluster: Isolation, Characterization, and Crystal and Molecular Structure of (HOs4(CO)9(C9H6)(C9H7)).
Authors: CHEN H. , FAJARDO M. , JOHNSON B. F. G. , LEWIS J. , RAITHBY P. R. 
Published: May 2016

AbstractIn the reaction of indene (I) with Os3(CO)12 (II) at 170 °C, the new complex (III) (space group P21/c, Z=4) is obtained.
ChemInform Abstract: Synthesis of α‐Trifluoromethyl‐Substituted α‐Amino Acids. Part 7. An Efficient Synthesis of α‐Trifluoromethyl‐Substituted ω‐Carboxy α‐Amino Acids.
Authors: BURGER K. , GAA K. 
Published: May 2016

AbstractThe acylimines (I) of trifluoropyruvate is coupled with the ω‐alkenyl Grignard compounds (II) to produce the N‐protected amino acid esters (III).
ChemInform Abstract: An Expeditious Synthesis of (3S,4S)‐Statine and (3S,4S)‐Cyclohexylstatine.
Authors: TAKEMOTO Y. , MATSUMOTO T. , ITO Y. , TERASHIMA S. 
Published: May 2016

AbstractThe amino acids (I) and (V) are converted to the aldehydes (IV).
ChemInform Abstract: Syntheses of (2S,4S)‐ and (2S,4R)‐4‐Substituted Glutamic Acid Analogues for Neuroexcitatory Activity Studies.
Authors: HON Y.‐S. , CHANG Y.‐C. , GONG M.‐L. 
Published: May 2016

AbstractThe pyrrolidinones (IV), prepared from the protected hydroxymethylpyrrolidinone (II), undergo ring cleavage upon treatment with lithium hydroxide to form the amino acid derivatives (V).
ChemInform Abstract: NAD(P)+‐NAD(P)H Models. Part 71. A Convenient Route to the Synthesis of Juvabione.
Authors: FUJII M. , AIDA T. , YOSHIHARA M. , OHNO A. 
Published: May 2016

AbstractHantzsch ester (HEH), already studied as a model of NAD(P)H, was found to be a mild and selective reducing agent for organic synthesis.
ChemInform Abstract: A Highly Stereoselective Synthesis of Methoxycarbonyl‐Substituted Exocyclic Enol Ethers: A Synthesis of 5‐Methoxycarbonylprostacyclin.
Authors: TAKAHASHI A. , YAMAMOTO C. , SHIBASAKI M. 
Published: May 2016

AbstractThe butenyloxabicyclooctene (I) is hydrogenated in toluene to give the butylideneoxabicyclooctane (II) as the main product.
ChemInform Abstract: Total Syntheses of (+)‐ and (‐)‐Didemnenones A and B. Antiselectivity in the Intramolecular Carbomercuration Reaction.
Authors: FORSYTH C. J. , CLARDY J. 
Published: May 2016

AbstractThe chiral cyclopentenone (I), available from (2S,3S)‐tartaric acid, serves as the starting material in the preparation of the title compounds (+)‐(XIV) and (+)‐(XV).
ChemInform Abstract: Structure of a Synthetic Taxol Precursor: N‐tert.‐Butoxycarbonyl‐10‐deacetyl‐N‐debenzoyltaxol.
Authors: GUERITTE‐VOEGELEIN F. , GUENARD D. , MANGATAL L. , POTIER P. , GUILHEM J. , CESARIO M. , PASCARD C. 
Published: May 2016

AbstractAn X‐ray analysis of the title compound (Ia) (space group P21; Z=2) is carried out in order to elucidate the stereochemistry at C2' and C3', connected with the biological activity.
ChemInform Abstract: Zinc Electrowinning Under Periodical Reverse Current (PRC). Behavior of the Cathode and Effects of Lead Impurities.
Authors: PIRON D. L. , MASSE N. , BERUBE L. PH. 
Published: May 2016

AbstractZinc electrowinning under PRC is carried out in acidic zinc sulfate solution containing 0.3‐15 mg/l Pb2+.
ChemInform Abstract: Hydrothermal Preparation of Calcium Hydroxyapatite Powders.
Authors: HATTORI T. , IWADATE Y. 
Published: May 2016

AbstractA Ca10(PO4)6(OH)2 powder is prepared by hydrothermal treatment (673 K, 70 MPa, 1 h) of a stoichiometric mixture of Ca2P2O7 and CaO.
ChemInform Abstract: Processing of Amorphous Calcium Aluminate Powders at < 900 °C.
Authors: UBEROI M. , RISBUD S. H. 
Published: May 2016

AbstractHighly reactive, X‐ray amorphous Ca‐aluminate powders are prepared by the sol‐gel process using aluminum di‐sec‐butoxide acetoacetic ester chelate and Ca(NO3)2 as precursors.
ChemInform Abstract: Strontium Hexavanadates.
Authors: GOLOVKIN B. G. 
Published: May 2016

AbstractTreatment of an 8:1 mixture of V2O5 and Sr3V2O8 with 30% H2O2 and subsequent heating of the products to 350‐400 °C for 300‐400 h affords novel anhydrous vanadatovanadates of the general formula SrV65+‐xV4+ xO16‐0.5x (x = 0.3, 0.4 and 0.6).
ChemInform Abstract: Enol Radical Cations in Solution. Part 1. Stability and Cyclization of Enol Radical Cations: A Mechanistic Study of One‐Electron Oxidation of β,β‐Dimesityl Enols.
Authors: SCHMITTEL M. , BAUMANN U. 
Published: May 2016

AbstractThe position of the ketone (I)/enol (II) equilibrium is reversed by one‐electron oxidation not only in the gas phase (as already known) but also in solution (cyclovoltammetry; ΔG° (II)·+ → (I)·+ = ‐17.7 and ‐25.7 kcal/mol, respectively).
ChemInform Abstract: The Chemistry of Acylated Quinonimine Acetals. Nucleophilic and Organolithium Addition Reactions.
Authors: SWENTON J. S. , BONKE B. R. , CLARK W. M. , CHEN C.‐P. , MARTIN K. V. 
Published: May 2016

AbstractThe addition of nucleophiles such as (II) to N‐acyl‐p‐benzoquinonimine acetals (I) under acidic conditions yields mixtures of the 2‐ and 3‐substituted products (III) and (IV).
ChemInform Abstract: Direct Evidence for a Nitrile Imine‐Imidoylnitrene Rearrangement: X‐Ray Crystal Structure of an Unusual Nitrene Complex.
Authors: GRANIER M. , BACEIREDO A. , GRUETZMACHER H. + , PRITZKOW H. , BERTRAND G. 
Published: May 2016

AbstractThe compound (III) (space group P21/n; Z=4) is formed via nitrile imine‐imidoylnitrene rearrangement on reaction of the nitrile imine (I) with the benzoquinone (II).
ChemInform Abstract: Photolysis of Nitro‐β,γ‐alkenes: Nitro‐2,5‐cyclohexadienes.
Authors: FISCHER A. , IBRAHIM P. N. 
Published: May 2016

AbstractPhotolysis of the nitrocyclohexadienes (I) in MeOH gives the hydroxy compounds (II) with retention of the stereochemistry.
ChemInform Abstract: Preparation of Optically Pure (3S,5S)‐ and (3R,5R)‐2,6‐Dimethyl‐3,5‐heptanediol.
Authors: SUGIMURA T. , YOSHIKAWA M. , YONEDA T. , TAI A. 
Published: May 2016

AbstractOptically pure title compounds (II) are prepared by an enantiodifferentiating hydrolysis of the dione (I) over tartaric acid‐NaBr‐modified Raney‐Ni catalyst, and the preferential recrystallization of the hydrogenation product.
ChemInform Abstract: An Efficient Synthesis of α,β‐Unsaturated Carboxylic Acids and Nitriles.
Authors: LEE C. K. , SHIM J. Y. 
Published: May 2016

AbstractCondensation reaction of the aldehydes (Ia) ‐ (Id) with malonic acid (II) or cyanoacetic acid (IV) at 190°C in a stainless steel bomb reactor produces the title compounds (III) or (V).
ChemInform Abstract: Mild and Efficient Conversion of Allylic Alcohols to Xanthates.
Authors: SURYAWANSHI S. N. , RANI A. , BHAKUNI D. S. 
Published: May 2016

AbstractThe allylic alcohols (I) react with carbon disulfide (II) in a two‐phase system containing sodium hydroxide powder and are subsequently treated with methyl iodide (III) to form the allyl xanthogenates (IV).
ChemInform Abstract: 2,2‐Dichlorovinyl Chloroformate.
Authors: BOWMAN M. P. , OLOFSON R. A. , SENET J.‐P. , MALFROOT T. 
Published: May 2016

AbstractCoupling of chloral or bromal (I) with phosgene (II) yields the tetrahaloethyl chloroformates (III) which are subjected to zinc dust mediated elimination, producing the 2,2‐dihalovinyl chloroformates (IV).
ChemInform Abstract: Synthesis and Properties of Vinylogous 6‐(Cyclopentadienyl)pentafulvenes.
Authors: EIERMANN M. , STOWASSER B. , HAFNER K. , BIERWIRTH K. , FRANK A. , LERCH A. , REUSSWIG J. 
Published: May 2016

AbstractReaction of the compounds (I) and (II) and subsequent hydrolysis of the salts (III) yield the pentafulvenes (IV) which are stabilized by the tert.‐butyl groups.
ChemInform Abstract: New Methodologies: Fluorodemetalation of Organogermanium, ‐tin, and ‐lead Compounds. Applications with Organometallic Sulfides to Produce Highly Active Anions and Spectroscopic Evidence for Pentavalent Intermediates in Substitution at Tin.
Authors: GINGRAS M. , CHAN T. H. , HARPP D. N. 
Published: May 2016

AbstractReaction of alkyl halides such as (I) with bis(trialkylstannyl) sulfides such as (II) in the presence of fluoride yields the corresponding dialkyl sulfides, e.g. (III).
ChemInform Abstract: Highly Reactive Sulfinates. The Synthesis, Solvolysis and Rearrangement of Benzyl Trichloromethanesulfinates.
Authors: BRAVERMAN S. , DUAR Y. 
Published: May 2016

AbstractThe benzyl trichloromethanesulfinates (trichlinates) (II) are easily prepared from sulfenates (I); further oxidation to sulfonates does not take place.
ChemInform Abstract: A New Intramolecular Aldol‐Based Route to Benzannelated Bicyclo(3.3.1)nonane Derivatives.
Authors: TAYLOR R. J. K. , TURNER S. M. , HORWELL D. C. 
Published: May 2016

AbstractCyclohexane‐1,4‐dione ethylene acetal (I) is coupled with 2‐lithiobenzaldehyde ethylene acetal (II) in tetrahydrofuran to give the arylcyclohexanol (III) which is methylated and then cyclized by treatment with an acid, producing the hydroxymethoxytricyclotridecatrienone (V).
ChemInform Abstract: A Convenient Synthesis of 2,3‐Dibromoanthracene.
Authors: AKULA M. R. 
Published: May 2016

AbstractIsobenzofuran (II), obtained by treatment of the acetal (I) with LDA, reacts with 4,5‐dibromobenzyne, generated in situ from 1,2,4,5‐tetrabromobenzene (III) and methyllithium, to form the oxa‐bridged compound (IV).
ChemInform Abstract: Polyarylenes and Polyarylenevinylenes. Part 2. Oligorylene as a Model for “Poly(perinaphthalene)”.
Authors: BOHNEN A. , KOCH K.‐H. , LUETTKE W. + , MUELLEN K. + 
Published: May 2016

AbstractWith poly(perinaphthalene) as an interesting organic structure of type (I) (R: ‐H) in mind, the first three (alkylated) homologues (Ia)‐(Ic) are prepared via oligonaphthylenes (II).
ChemInform Abstract: Tributyltin Hydride Addition to Nitroalkenes: A Convenient Procedure for the Conversion of Nitroalkenes into Nitroalkanes and Carbonyl Compounds.
Authors: PALOMO C. , AIZPURUA J. M. , COSSIO F. P. , GARCIA J. M. , LOPEZ M. C. , OIARBIDE M. 
Published: May 2016

AbstractAddition of tributyltin hydride to nitroalkenes such as (I) followed by acidic hydrolysis yields the corresponding nitroalkanes such as (II).
ChemInform Abstract: Synthesis of Butenolides via Palladium‐Promoted Cyclization of Acyclic Allylic Esters of Chloromercurioacetic Acid.
Authors: LAROCK R. C. , STINN D. E. , KUO M. Y. 
Published: May 2016

AbstractStarting with the cyclohexenone (I), the chloromercurioacetic acid allylic ester (VI) is synthesized which is converted to the butenolide (VII) with stoichiometric amounts of lithium tetrachloropalladate(II).
ChemInform Abstract: Nitration Studies of Naphtho(2,3‐c)(1,2,5)thiadiazole.
Authors: SMITH W. T. JUN. , PATTERSON J. M. , KOVELESKY A. C. 
Published: May 2016

AbstractNitration of the title compound (I), which is regarded to be an anthracene analogue, affords the 5‐nitro derivative (III) instead of the expected 4‐nitro isomer.
ChemInform Abstract: Studies in the Pyridine Series. Part 59. Synthesis and Reactions of Novel 1,3‐Dipyridinyl‐1,3‐propanediones.
Authors: FERLES M. , LIBOSKA R. , TRSKA P. 
Published: May 2016

AbstractThe novel "unsymmetric" title compounds (III) are prepared by Claisen condensation of the pyridinecarboxylates (I) with the acetylpyridines (II).
ChemInform Abstract: Stereoselective Addition of t‐Butyldimethylsiloxy‐1‐ethoxyethene to 2‐Trichloromethyl‐1,3‐dioxan‐4‐ones.
Authors: HOMMA K. , MUKAIYAMA T. 
Published: May 2016

AbstractThe reaction of 2‐trichloromethyl‐1,3‐dioxan‐4‐ones (I) and (V) with the ketene acetal (II) in the presence of tritylium hexachloroantimonate as the catalyst is investigated.
ChemInform Abstract: Intramolecular Cyclization of 4‐Acetyl‐2,2‐diethoxycarbonyl‐2,3‐dihydro‐1‐(2‐nitrobenzoyl)pyrrole by Catalytic Reduction.
Authors: DE CAPRARIIS P. , DE MARTINO G. , ABIGNENTE E. , SACCHI A. 
Published: May 2016

AbstractCatalytic hydrogenation of the title compound (I) causes intramolecular cyclization to afford the products (II)‐(V).
ChemInform Abstract: Polycyclic N‐Hetero Compounds. Part 32. Synthesis and Antidepressive Evaluation of B‐Homo‐11,13,15‐triazasteroids and Their Precursors.
Authors: HIROTA T. , SASAKI K. , IENO K. , SEKIYA Y. , NAKAYAMA T. 
Published: May 2016

AbstractCyclization of readily available condensation products such as (III) with PCl3 followed by basic treatment afford heterocyclic compounds such as (V) as free bases which, however, resist crystallization.
ChemInform Abstract: Regiospecific Radical‐Induced Cleavage of Aziridines: Syntheses of Allylic Amines and Pyrrolidines.
Authors: DICKINSON J. M. , MURPHY J. A. 
Published: May 2016

AbstractIsophorol (I) reacts with the 3‐aminoquinazolinone (II) in the presence of lead tetraacetate to yield the fused hydroxyaziridine (III) which is coupled with thiocarbonyldiimidazole (IV), forming the thiocarbamate (V).
ChemInform Abstract: Cationic TBP Silicon: A Stable Intermediate in the Proton‐Assisted Departure of an Equatorial Substituent.
Authors: WONING J. , DANIELS L. M. , VERKADE J. G. 
Published: May 2016

AbstractTreating the azasilatrane (I) with Me3SiN3 (II) results in the formation of the protonated product as its azide (III) and additionally of the silylated derivatives (IV).
ChemInform Abstract: A First Step Toward the Phosphorus Analogues of Polythiophenes.
Authors: BEVIERRE M.‐O. , MERCIER F. , RICARD L. , MATHEY F. 
Published: May 2016

AbstractTetramerization with α‐thienyl migration to give (IV) (space group P1, Z=4) and subsequent cleavage of the P‐P bonds of the dimer afford access to the biphospholyl dianion (V) which is isoelectronic with α‐sexithienyl.
ChemInform Abstract: Dicobalt Complexes with syn‐ and anti‐Coordinated μ‐Cycloheptatriene Bridges.
Authors: WADEPOHL H. , GALM W. , PRITZKOW H. 
Published: May 2016

AbstractDespite their similar composition, the two cycloheptatriene‐bridged dinuclear complexes (III) and (VI) (space group C2/c, Z=4), which are similarly accessible as shown, have very different structures.
ChemInform Abstract: Asymmetric Heterodinuclear Complexes (L′Ru(μ‐O)(μ‐CH3CO2)2ML)2+ (M: Fe, Mn, V): Electronic Structure and Magnetic Properties.
Authors: HOTZELMANN R. , WIEGHARDT K. , FLOERKE U. + , HAUPT H.‐J. 
Published: May 2016

AbstractStrong antiferromagnetic coupling or intramolecular electron transfer is found in the title complexes (IV) synthesized as shown.
ChemInform Abstract: Halogen Effect on the Ring Opening of Pulegone Hydrohalides.
Authors: SHULL B. K. , KOREEDA M. 
Published: May 2016

Abstract(R)‐(+)‐Pulegone (I) is treated with dry hydrogen chloride to produce a mixture of the unstable stereoisomeric adducts (II) and (III) of which the trans isomer (II) is predominant.
ChemInform Abstract: An Improved Method for the Preparation of Desoxopeptides. Reductions of Endothiopeptides.
Authors: GUZIEC F. S. JUN. , MAYER WASMUND L. 
Published: May 2016

AbstractDiprotected dipeptides such as (I) are converted to the corresponding endothiopeptides such as (III), which undergoes reduction with nickel boride, generated in situ from sodium boranate and nickel chloride hexahydrate, to form the deoxopeptide (IV).
ChemInform Abstract: Synthesis of Protopine. A Novel Conversion of the Protoberberine Alkaloid Stylopine to a Tetrahydrodibenz(c,g)azecine Derivative.
Authors: KULKARNI B. K. , DHAR R. K. , DE SOUZA N. J. 
Published: May 2016

AbstractStylopine (I) is converted to the quaternary salt (III) by a modified procedure, which works at room temperature.
ChemInform Abstract: Rotational Isomerism in 6‐β‐D‐Glucopyranosides of Methyl‐1,2,6‐thiadiazin‐3(2H)‐one 1,1‐Dioxides.
Authors: GOYA P. , MARTINEZ A. , JIMENO M. L. 
Published: May 2016

AbstractThe glucopyranosides (IV), (V), (VI), and (VIII) of the title compound (I) are prepared.
ChemInform Abstract: Addition of Carbon Radicals to 4′,5′‐Unsaturated Uracil Nucleosides by the Use of Organoselenium Reagents: A New Stereoselective Entry to C‐C Bond Formation at the 5′‐Position.
Authors: HARAGUCHI K. , TANAKA H. , MIYASAKA T. 
Published: May 2016

AbstractThe unsaturated uracil nucleosides (I) undergo radical‐induced reaction with the phenyl selenides (II) to form mixtures of the stereoisomeric derivatives (III) and (IV) depending on the substitution pattern at the protecting groups in the sugar moiety.
ChemInform Abstract: Stereospecific Synthesis of Racemic cis‐ and trans‐6‐Trifluoromethylshikimic Acids.
Authors: LEROY J. , FISCHER N. , WAKSELMAN C. 
Published: May 2016

AbstractTwo unnatural derivatives (±)‐(V) and (±)‐(XI) of shikimic acid (‐)‐(XII) are synthesized via the base‐promoted opening of furan Diels‐Alder adducts bearing a CF3 group.
ChemInform Abstract: Oligomeric Flavanoids. Part. 14. Proguibourtinidins Based on (‐)‐Fisetinidol and (+)‐Epifisetinidol Units.
Authors: MALAN J. C. S. , STEYNBERG P. J. , STEYNBERG J. P. , YOUNG D. A. , BEZUIDENHOUDT B. C. B. , FERREIRA D. 
Published: May 2016

AbstractThe three novel proguibourtinidins (I)‐(III) are isolated from the heartwood of Colophospermum mopane.
ChemInform Abstract: New Synthetic Strategies for the Construction of Medium‐Size Cyclic Ethers. Stereocontrolled Synthesis of the BCD Ring Framework of Brevetoxin A.
Authors: NICOLAOU K. C. , MCGARRY D. G. , SOMMERS P. K. 
Published: May 2016

AbstractThe title ring system (XI) of the neurotoxin brevetoxin A is appropriately functionalized for further elaboration.
ChemInform Abstract: Reactivity of Ceramic Superconductors with Palladium Alloys.
Authors: PORTER J. L. , VETHANAYAGAM T. K. , SNYDER R. L. , TAYLOR J. A. T. 
Published: May 2016

AbstractThe applicability of various Pd‐Au and Pd‐Ag alloys as a nonreactive material for the processing of ceramic superconductors is studied.
ChemInform Abstract: Properties of Yttria‐Aluminoborate Glasses.
Authors: RUTZ H. L. , DAY D. E. , SPENCER C. F. JUN. 
Published: May 2016

AbstractThe refractive index, density, microhardness, chemical durability, thermal expansion, and dc electrical resistivity are measured for nine glasses in the Y2O3‐Al2O3‐B2O3 (YAB) system containing 50‐65 mol% B2O3.
ChemInform Abstract: Electroluminescence Cells Based on the Lamellar Solid Hydrogen Uranyl Phosphate
Authors: DIECKMANN G. R. , ELLIS A. B. , HELLSTROM E. E. 
Published: May 2016

Abstract, HUO2PO4·4 H2O (HUP), are constructed and the intensity of the ac‐induced electroluminescence (EL) is measured as a function of sample thickness, ac frequency, and applied voltage.
ChemInform Abstract: Synthesis and Magic‐Angle Spinning Nuclear Magnetic Resonance of 15N‐Enriched Silicon Nitrides.
Authors: HARRIS R. K. , LEACH M. J. , THOMPSON D. P. 
Published: May 2016

AbstractSamples of α‐Si315N4 (I) are prepared by nitridation of Si powder seeded with 5 wt.% α‐Si3N4 in a 15N2/H2 (10:1 vol.
ChemInform Abstract: The Use of Sodium Ion Conducting Glasses in Na/S(IV) Molten Chloroaluminate Electrochemical Cells.
Authors: ORCHARD S. W. , SATO Y. , SCHOEBRECHTS J.‐P. , MAMANTOV G. 
Published: May 2016

AbstractThe performance of a sodium conducting glass (40.7% Na2O, 40.2% SiO2, 10.8% Al2O3, 8.3% ZrO2) used as membrane separator in a Na/S(IV) chloroaluminate cell is studied.
ChemInform Abstract: The Oxidation of Iodide by the Tetrahydroxoargentate(III) Ion in Aqueous Alkaline Media
Authors: KOUADIO I. , KIRSCHENBAUM L. J. , MEHROTRA R. N. 
Published: May 2016

Abstractrapidly gives hypoiodite and Ag(I) according to the stoichiometric equation shown in the scheme.
ChemInform Abstract: Effect of Structural Modification on the Catalytic Property of Mn‐Substituted Hexaaluminates.
Authors: MACHIDA M. , EGUCHI K. , ARAI H. 
Published: May 2016

AbstractThe effect of partial substitution of the mirror plane cations in Mn‐substituted hexaaluminates (A1‐xBxMnAl11O19‐y with A: Ba, Sr, Ca, La, K and B: Sr, La, K, Ca) on the catalytic activity for the combustion of methane and the specific surface area is studied.
ChemInform Abstract: A New Strontium Oxometallate: Sr9Zn4Cu2O14, Containing Sr2+ in Face Connected Octahedra.
Authors: BOEHLKE A. , MUELLER‐BUSCHBAUM HK. + 
Published: May 2016

AbstractSingle crystals of the title oxozincate cuprate, prepared in a closed Cu tube from SrO, Cu2O, and ZnO (4.5:0.5:2; 950 °C, 24 h), belong to the monoclinic space group C2/m with Z=2.
ChemInform Abstract: Functional Group Interactions Apparent in the Electron Ionization Mass Spectra of Some Substituted cis‐1,3‐Cyclopentanedicarboxylic Acids and Their Derivatives.
Authors: VAINIOTALO P. , MAELKOENEN P. J. + 
Published: May 2016

AbstractElectron ionization mass spectra of cis‐1,3‐cyclopentanedicarboxylic acids such as (I) and various derivatives are recorded.
ChemInform Abstract: Conformational Analysis of Formyl‐ and Acetyloxirane. An Experimental and Theoretical Approach.
Authors: BENASSI R. , FOLLI U. , SCHENETTI L. , TADDEI F. 
Published: May 2016

AbstractTitle compounds (Ib) and (II) are investigated by 1H and 13C NMR and theoretical calculations at the MO ab initio level are performed on (Ia) and (II).
ChemInform Abstract: Computational Study of the Structural, Energetical, and Acid‐Base Properties of Calix(4)arenes.
Authors: GROOTENHUIS P. D. J. , KOLLMAN P. A. , GROENEN L. C. , REINHOUDT D. N. , VAN HUMMEL G. J. , UGOZZOLI F. , ANDREETTI G. D. 
Published: May 2016

AbstractProperties such as mentioned in the title are assessed by various computational methods (MM, AM1, FEP etc.) for nine calix(4)arenes, e.g. (I).
ChemInform Abstract: Rotational Reorientation of the 1‐Adamantyl Cation: A Sensitive Probe of Carbocation‐Medium Interactions.
Authors: KELLY D. P. , LESLIE D. R. 
Published: May 2016

AbstractThe anisotropy of reorientation is independent of precursor (1‐adamantanol or the corresponding chloride), temp. (over the range ‐100 to ‐40 °C), and concentration, but not of the solvent (SO2, SO2ClF).
ChemInform Abstract: Additions of Aldehydes to Metalated trans‐1,3‐Dithiane S,S‐Dioxide Under Conditions of Kinetic and Thermodynamic Control.
Authors: AGGARWAL V. K. , DAVIES I. W. , MADDOCK J. , MAHON M. F. , MOLLOY K. C. 
Published: May 2016

AbstractThe trans‐1,3‐dithian S,S‐dioxide (II) is prepared by oxidation of dithian (I) with sodium periodate.
ChemInform Abstract: Novel Generation of o‐Quinone Methides on the Basis of Lewis Acid Catalyzed 1,4‐Dithiolation of o‐(1‐(Alkylthio)alkyl)phenols.
Authors: INOUE T. , INOUE S. , SATO K. 
Published: May 2016

AbstractTreatment of 1‐(alkylthio)alkylphenols with Lewis acids represents a simple and mild procedure to generate o‐quinone methides such as (III) by a 1,4‐dethiolation process.
ChemInform Abstract: 1,3‐Dipolar Cycloadditions of 2‐Ethoxy‐ and 2‐(Ethylthio)‐1‐azetines with Nitrile Oxides and Nitrile Ylides.
Authors: LUHESHI A.‐B. N. , SMALLEY R. K. , KENNEWELL P. D. , WESTWOOD R. 
Published: May 2016

AbstractThe azetines (I), obtained from the corresponding (thio)lactams in a known manner, react with nitrile oxides generated in situ to give the 1,3‐dipolar cycloadducts (III).
ChemInform Abstract: Metal Ion Induced Rearrangements of 1,3,4‐Thiadiazolidine‐2‐thiones. Part 1. The Rearrangements of 3‐Methyl‐5‐(2‐pyridyl)‐ and 3‐Methyl‐5‐(6‐methylpyrid‐2‐yl)‐1,3,4‐thiadiazolidine‐2‐thiones with Nickel(II), Zinc(II) and Cadmium(II) Ions.
Authors: MAJUMDER S. M. M. H. , ALI M. A. , RAHMAN K. M. M. , SMITH F. E. 
Published: May 2016

AbstractThe thiadiazolidine‐2‐thiones (I) react with nickel(II), zinc(II) and cadmium(II) acetates to produce intensely colored, stable complexes.
ChemInform Abstract: Tentative Mechanism for the Bistability Observed During Irradiation of the Triphenylimidazolyl Radical Dimer in a CSTR.
Authors: BORDERIE B. , LAVABRE D. , LEVY G. , MICHEAU J. C. , LAPLANTE J. P. 
Published: May 2016

AbstractThe mechanism of the photochemistry of the radical dimer (I) (already reported briefly in 1988) is studied in more detail in a continuous‐flow stirred tank reactor (CSTR) and key reactions are summarized in a 6‐step mechanism (four of them are given in the scheme).