bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Manganese(I) Complexes with (Tricyclohexylphosphonio)dithiocarboxylate as Chelate and Unidentate Ligand. X‐Ray Crystal Structure of fac‐(Mn(CO)3(S2CP(C6H11)3)2)ClO4·H2O.
Authors: MIGUEL D. , RIERA V. , MIGUEL J. A. , BOIS C. , PHILOCHE‐LEVISALLES M. , JEANNIN Y. 
Published: May 2016

AbstractThe preparation of Mn complexes containing differently bonded types of the title ligand (II) is described.
ChemInform Abstract: Preparation and Structure of Nickel(II) Complexes of N‐Substituted Tetraaza Macrocycles: Molecular Structure of ((1RS,4SR,5RS,8SR,11RS,12SR)‐1,5,8,12‐Tetramethyl‐1,4,8,11‐tetraazacyclotetradecane)nickel(II) Diperchlorate.
Authors: MIYAMURA K. , KOHZUKI M. , NARUSHIMA R. , SABURI M. , GOHSHI Y. , TSUBOYAMA S. , TSUBOYAMA K. , SAKURAI T. 
Published: May 2016

AbstractThe reaction of ice‐cooled N‐methyl‐1,2‐diaminoethane monohydroperchlorate in MeOH and but‐3‐ene‐2‐one in the presence of aqueous HClO4 (60%) gives the macrocyle (I) (as its di‐hydroperchlorate) which is complexed by Ni or Cu acetate to give (III) isolated as the perchlorates.
ChemInform Abstract: Promoted Hydrolysis of Nitriles Using Hydrogen Peroxide: The Isolation and the Characterization of a Paramagnetic Nickel(II)‐peroxoacetimido Derivative.
Authors: CANESCHI A. , DEI A. 
Published: May 2016

AbstractThe paramagnetic, crystalline peroxoacetimido‐Ni compound (I) is formed as its monohydrate when a solution of the Ni(II) perchlorate complex of DL‐5,7,7,12,14,14‐hexamethyl‐1,4,8,11‐tetraazacyclotetradecane (α‐form) in MeCN is mixed with an aqueous solution of H2O2 at room temp. and pH 12,5‐13 (NaOH).
ChemInform Abstract: Di‐ and Trinuclear Di‐tert‐butylphosphido‐Bridged Complexes of Palladium. Synthesis and X‐Ray Structures of (Pd(μ‐tBu2P)(PMe3))2(Pd‐Pd) and Mixed‐Valence Pd3(μ‐tBu2P)3(CO)2Cl.
Authors: ARIF A. M. , HEATON D. E. , JONES R. A. , NUNN C. M. 
Published: May 2016

AbstractReaction of the Pd complex (I) with the lithium phosphide (II) produces a mixture of compounds from which the trinuclear phosphido‐bridged complex (III) can be isolated in low yield.
ChemInform Abstract: Preparation of Two Mixed‐Metal Carbonyl Clusters Based on the Platinumtriosmium Core. X‐Ray Crystal Structure of (Os3PtH2(cod)(CH2)(CO)9) (cod = Cycloocta‐1,5‐diene).
Authors: NOREN B. , SUNDBERG P. 
Published: May 2016

AbstractBy refluxing the complexes (I) and (II) in toluene the two saturated platinumtriosmium clusters (IIIa) and (IIIb) are obtained.
ChemInform Abstract: Platinum Film Electrodes. Part 1. Platinum Film on Ti or TiO2 Covered Ti.
Authors: WANG C.‐R. , HSEU T.‐M. , LIN Z.‐F. 
Published: May 2016

AbstractPt‐film electrodes, obtained by conventional electroplating (ELP) and by electroless plating (ELSP) can be used as active electrodes for alkaline (1M NaOH) water electrolysis.
ChemInform Abstract: Binding Sites of Pyrene and Related Compounds and Chiral Excimer Formation in the Cavities of Cyclodextrins and Branched Cyclodextrins.
Authors: KANO K. , MATSUMOTO H. , YOSHIMURA Y. , HASHIMOTO S. 
Published: May 2016

AbstractPyrene itself and the intermolecular dimeric pyrene (S chirality) are bound to the prim. OH side of β‐ or γ‐cyclodextrin, respectively.
ChemInform Abstract: Asymmetric Hetero‐Diels‐Alder Reaction Catalyzed by Chiral Organoaluminum Reagent.
Authors: MARUOKA K. , ITOH T. , SHIRASAKA T. , YAMAMOTO H. 
Published: May 2016

AbstractThe newly devised chiral organoaluminum compounds (I) and (II) are effective catalysts for asym.
ChemInform Abstract: Chemistry of Hydrotrioxides. Preparation, Characterization, and Thermal Decomposition of Hydrotrioxides of Alkyl α‐Methylbenzyl Ethers and α‐Methylbenzyl Alcohol. Attempted Spin Trapping of Trioxyl Radicals.
Authors: PLESNICAR B. , KOVAC F. , SCHARA M. 
Published: May 2016

AbstractThe hydrotrioxides (I), which are prepared from the corresponding benzyl ethers or benzyl alcohols by ozonization in diethyl ether at ‐70 °C in yields of 10‐40%, are characterized by 1H and 13C NMR indicating intra‐ and intermolecular hydrogen‐bonded species.
ChemInform Abstract: Photoinitiated Charge Separation in a Carotenoid‐Porphyrin‐Diquinone Tetrad: Enhanced Quantum Yields via Multistep Electron Transfers.
Authors: GUST D. , MOORE T. A. , MOORE A. L. , BARRETT D. , HARDING L. O. , MAKINGS L. R. , LIDDELL P. A. , DE SCHRYVER F. C. , VAN DER AUWERAER M. , BENSASSON R. V. , ROUGEE M. 
Published: May 2016

AbstractExcitation of (Ia) in CH2Cl2 at 295 K results in a transient spectrum ascribed to the species Q·‐ B‐QA‐P‐C·+ (Q: quinone; P: porphyrin; C: carotene unit).
ChemInform Abstract: Effect of Diazirine Concentration on the Reaction of 3‐Benzyl‐3‐chlorodiazirine with Methanol.
Authors: LIU M. T. H. , SUBRAMANIAN R. 
Published: May 2016

AbstractThe product ratio (IV)/(III) decreases when the concentration of (I) is enhanced and the amount of HCl released builds up.
ChemInform Abstract: Photochemistry of 6‐Trifluoromethyl‐4,4‐dimethyl‐2‐cyclohexenone.
Authors: CRUCIANI G. , MARGARETHA P. 
Published: May 2016

AbstractThe cyclohexenone derivatives (IV) undergo rearrangement reaction upon irradiation to give the bicyclohexanones (V) and the cyclopentenones (VI).
ChemInform Abstract: Selective Hydride‐Mediated Conjugate Reduction of α,β‐Unsaturated Carbonyl Compounds Using ((Ph3P)CuH)6.
Authors: MAHONEY W. S. , BRESTENSKY D. M. , STRYKER J. M. 
Published: May 2016

AbstractThe title copper(I) hydride cluster is generally effective for the selective conjugate hydride addition to α,β‐unsaturated carbonyl compounds such as (I), (III), (V), (VII), (IX)‐(XII).
ChemInform Abstract: Rates and Mechanisms of Hydrolysis of Esters of Phosphorous Acid.
Authors: WESTHEIMER F. H. , HUANG S. , COVITZ F. 
Published: May 2016

AbstractTrialkyl phosphites hydrolyze in alkali several hundred times as fast as do the corresponding phosphates (alkyl: ‐Me, ‐Et); in acid, however, the phosphite hydrolyzes 1012 times as fast as the phosphate.
ChemInform Abstract: Diazomethane Radical Cations as a Dipolarophile in the Dimeric Olefin Formation from Diazo Compounds.
Authors: ISHIGURO K. , SAWAKI Y. , IWAMURA H. 
Published: May 2016

AbstractThe one‐electron oxidation of the diazomethanes (I), forming the olefins (II) with preferential cis‐configuration, is investigated.
ChemInform Abstract: Photocycloaddition of Perfluoroalkanoic Acid Fluorides to Perfluoroalkenes. Perfluoroetheroxetanes.
Authors: BARGIGIA G. , TONELLI C. , TATO M. 
Published: May 2016

AbstractPhotochemical cycloaddition reaction of the perfluorocarboxylic acid fluorides (I) with the perfluoroalkenes (II) yields mixtures of the oxetanes (III) and (IV).
ChemInform Abstract: Synthesis of 4‐Methylthio‐2(1H)‐pyridone Derivatives Using Ketene Dithioacetals.
Authors: TOMINAGA Y. , KAWABE M. , HOSOMI A. 
Published: May 2016

AbstractThe ketones (I) undergo cyclocondensation with the dicyano ketene dithioacetal (IIa) or bis(methylthio)methylenecyanoacetamide (IIb), yielding the pyridones (III) and/or the pyrones (IV).
ChemInform Abstract: Investigations of Nitrogen Heterocycles. Part 6. Reaction of Organo‐ Magnesium Derivatives of 7‐Aza‐ and Benzoindoles with Diethyl Oxalate and Reactivity of Ethoxalylindoles.
Authors: SHADRINA L. P. , DORMIDONTOV YU. P. , PONOMAREV V. G. , LAPKIN I. I. 
Published: May 2016

AbstractThe course of the reaction between the heterocyclic organo‐magnesium compounds (Ia) ‐ (Id) and diethyl oxalate (II) depends on the solvent used.
ChemInform Abstract: Occurance of Ligand Coupling in the Reactions of Various Sulfoxides with Grignard Reagents.
Authors: KAWAI T. , KODERA Y. , FURUKAWA N. , OAE S. , ISHIDA M. , TAKEDA T. , WAKABAYASHI S. 
Published: May 2016

AbstractThe methylsulfinyl heterocycles (IIa) and (IIb) are converted to the benzyl‐substituted compounds (IIIa) and (IIId) by treatment with benzylmagnesium bromide (Id).
ChemInform Abstract: Synthesis of Ethyl 2‐(4‐(3‐Fluoro‐2‐quinoxalinyloxy)phenoxy)propanoate as Herbicide.
Authors: MAKINO K. , YOSHIOKA H. 
Published: May 2016

AbstractThe title compound (Ia), an analogue of the herbicide quizalofop‐ethyl (Ib), is synthesized in a one‐pot procedure by fluorination of 2,3‐dichloroquinoxaline (II) with cesium fluoride followed by coupling with the propanoate (III).
ChemInform Abstract: Oxamic Acid Derivatives in Heterocyclic Synthesis: Preparation of 1,2,4‐Triazolo(1,5‐a)pyrazine Derivatives.
Authors: MOLINA P. , VILAPLANA M. J. , ANDREU P. L. , MOLLER J. 
Published: May 2016

AbstractBenzoin (I) reacts with the anilines (II) and oxalyl chloride (III) to produce the oxamoyl chlorides (IV).
ChemInform Abstract: Ring Closures with α‐Chloroazines.
Authors: PILGRAM K. H. , SKILES R. D. 
Published: May 2016

AbstractReaction of the chloroazines (I) with the substituted hydrazines (II) yields the tetrahydrotetrazines (III), whereas (I) and hydrazine (VI) produce only minor amounts of the tetrahydrotetrazines (VII), together with the N‐aminotriazoles (VIII) and their deaminated derivatives (IX).
ChemInform Abstract: Macrocyclic and Macropolycyclic Compounds Based Upon 1,3‐Disubstituted Propane Units.
Authors: PRATT J. A. E. , SUTHERLAND I. O. , NEWTON R. F. 
Published: May 2016

AbstractThe synthesis of macrocyclic compounds (I)‐(III) is described (conformational analysis of (II)), as well as the conversion of (Ia), (Ib) to macropolycyclic derivatives (IV).
ChemInform Abstract: Highly Reduced Organometallics. Part 23. Synthesis, Isolation, and Characterization of Hexacarbonyltitanate(2‐), Ti(CO)2‐ 6. Titanium NMR Spectra of Carbonyltitanates.
Authors: CHI K. M. , FRERICHS S. R. , PHILSON S. B. , ELLIS J. E. 
Published: May 2016

AbstractReductive carbonylations of either (II) or (IV) by potassium naphthalenide yield isolable salts of the title dianion (Ti(CO)6)2‐ provided an appropriate cryptand or crown ether is present to effectively complex the potassium cations.
ChemInform Abstract: f‐Element‐Crown Ether Complexes. Part 9. The Role of Solvent Hydrogen Bonding: Synthesis and Crystal Structure of Aquotetrachlorotris(ethanol)thorium(IV)‐1,4,7,10,13,16‐Hexaoxacyclo‐octadecane‐Water (1/1/1).
Authors: ROGERS R. D. , KURIHARA L. K. , BENNING M. M. 
Published: May 2016

AbstractThe interaction of hydrated ThCl4 with 18‐crown‐6 in EtOH gives the title complex (no yield given), which crystallizes in the space group P1 with Z=2.
ChemInform Abstract: Synthetic, Structural, and Theoretical Studies on the Electron‐Deficient Cubanes (RC5H4)4Ti4S4, (RC5H4)4V4S4, and ((RC5H4)4V4S4)+.
Authors: DARKWA J. , LOCKEMEYER J. R. , BOYD P. D. W. , RAUCHFUSS T. B. , RHEINGOLD A. L. 
Published: May 2016

AbstractTreatment of (I) with PBu3 gives the electron‐deficient 56e‐cubane (IIa).
ChemInform Abstract: Conjugate Addition of Acetylides to Complexes of Type (M(CO)4((Ph2P)2C=CH2)) (M: Cr, Mo, or W): Crystal Structure of (M(CO)4((Ph2P)2C=CHCH=CHPh)) Formed by the Base‐Catalyzed Isomerization of (M(CO)4((Ph2P)2CHCH2CCPh)).
Authors: HASSAN F. S. M. , SHAW B. L. , THORNTON‐PETT M. 
Published: May 2016

AbstractTreatment of the vinylidenebis(diphenylphosphine) complexes (I) with the lithium acetylides (II) in the presence of N,N,N',N'‐tetramethylethylenediamine results in a smooth addition giving the products (III).
ChemInform Abstract: Polynuclear Metal Complexes with Bridging Carbene or Carbyne Ligands. Part 69. Reactions of (MoW(CC6H4Me‐4)(CO)7(η‐C5H5)) with But‐2‐yne; Crystal Structures of (MoW(μ‐C(C6H4Me‐4)C(Me)C(Me))(CO)3(η‐MeC2Me)2(η‐C5H5)) and (MoW(μ‐C(C6H4Me‐4)C(=CH2)C(H)MeC(O))(CO)6(η‐C5H5))·0.5 CH2Cl2.
Authors: DELGADO E. , GARCIA M. E. , JEFFERY J. C. , SHERWOOD P. , STONE F. G. A. 
Published: May 2016

AbstractTreatment of the title carbyne complex (I) with an excess of butyne (II) in refluxing THF affords the title complex (III), however, at room temp. the complex (IV) is formed.
ChemInform Abstract: Substituent Effects on Rhenium and Phosphorus Hyperfine Coupling Constants of Organometallic Rhenium(0) Radicals Spin Trapped by 9,10‐Phenanthroquinone and Its Derivatives.
Authors: HO T.‐I. , CHANG C.‐M. , WANG S. R. , CHENG C. P. 
Published: May 2016

AbstractThe photochemical reaction between the phenanthroquinone derivatives (I) and Re2(CO)10 results in trapped radicals.
ChemInform Abstract: Crown Thioether Chemistry. Synthesis and Structural Investigation of 1,5,9‐Trithiacyclododecane (Trithia‐12‐crown‐3) and Its Copper(II) Chloride Adduct.
Authors: RAWLE S. C. , ADMANS G. A. , COOPER S. R. 
Published: May 2016

AbstractThe macrocyclic trithia‐12‐crown‐3 is prepared as shown in the scheme and reacts with CuCl2 to give the complex (VIII).
ChemInform Abstract: Synthesis and Thermal Decomposition of Palladacyclopentane Derivatives of the Type Cyclic (Pd(CH2CHRCHRCH2)L2) (R: H or Me). X‐Ray Crystal Structure of Cyclic (Pd(CH2CH2CH2CH2)(bipy)).
Authors: DIVERSI P. , INGROSSO G. , LUCHERINI A. , LUMINI T. , MARCHETTI F. , ADOVASIO V. , NARDELLI M. 
Published: May 2016

AbstractThe palladacyclopentane compounds (Ic)‐(Ig) are prepared according to the scheme either by dialkylation of the appropriate dichloro complexes (II) or by substitution of the N,N,N',N'‐tetramethylethylenediamine ligand from the corresponding palladacyclopentane derivative (Ie).
ChemInform Abstract: Stepwise Construction of (Os6(CO)18(μ6‐P))‐, a Hexanuclear Osmium Cluster Monoanion with Trigonal‐Prismatic Coordination for Phosphorus: X‐Ray Crystal Structures of (Os6(μ‐H)2(CO)20(MeCN)(μ3‐PH)) and (PPh3Me) (Os6(CO)18(μ6‐P)).
Authors: COLBRAN S. B. , LAHOZ F. J. , RAITHBY P. R. , LEWIS J. , JOHNSON B. F. G. , CARDIN C. J. 
Published: May 2016

AbstractTreatment of the labile cluster (I) with PH3 (II) affords the phosphine analogue (III) which is converted into the μ‐hydrido‐μ‐phosphido cluster (IV) as shown.
ChemInform Abstract: Synthesis of 13α‐Steroids. A New Route to 16‐Substituted 13α‐Androstanes.
Authors: AUCLAIR J.‐P. , GRAMAIN J.‐C. 
Published: May 2016

AbstractContraction of the D‐ring in the 13 α‐homoandrostane derivative (III) becomes possible either by oxidation with Tl(III) or by Favorskii rearrangement of the bromoketone obtained from (III).
ChemInform Abstract: 1‐Alkoxycarbonyl‐ and 1‐Acyl‐v‐triazolo(4,5‐b)pyridine/Hydrogen Peroxide Oxygenating Systems.
Authors: PAGANI ZECCHINI G. , TORRINI I. , PAGLIALUNGA PARADISI M. 
Published: May 2016

AbstractThe 1‐acyltriazolopyridines (I) and hydrogen peroxide react with trans‐ stilbene (II) or cholesteryl acetate (IV) to give the epoxides (III) or (V).
ChemInform Abstract: A Novel Method for Regioselective 2′‐O‐Methylation and Its Application to the Synthesis of 2′‐O‐Methyl‐5‐(((carboxymethyl)amino)methyl)uridine.
Authors: SEKINE M. , PESHAKOVA L. S. , HATA T. , YOKOYAMA S. , MIYAZAWA T. 
Published: May 2016

AbstractSelective 2'‐O‐methylation of uridines such as (I) is achieved by coupling with 1,3‐benzodithiolium tetrafluoroborate (II) followed by reductive cleavage of (III) to yield (IV).
ChemInform Abstract: Syntheses of α‐(R)‐ and α‐(S)‐Lipoic Acid from (S)‐Malic Acid.
Authors: BROOKES M. H. , GOLDING B. T. , HUDSON A. T. 
Published: May 2016

AbstractThe enantiomers (IV), both prepared from the less expensive (S) isomer (I) of malic acid, are converted to the title compounds (X) (22% overall yield for (Xa) from (VI)).
ChemInform Abstract: Neighboring Group Participation in the Bromination of Methyl Gibberellate: X‐Ray Molecular Structure of Methyl 3,13‐Di‐O‐acetylgibberellate 16β,17‐Dibromide and ent‐3α,13‐Diacetoxy‐17‐bromo‐10β,16β‐dihydroxy‐20‐norgibberell‐# 1‐ene‐7,19‐dioic Acid 19,10‐Lactone 7‐Methyl Ester.
Authors: COLLADO I. G. , FRAGA B. M. , HANSON J. R. , HITCHCOCK P. B. , TELLADO F. G. 
Published: May 2016

AbstractBromination of methyl gibberellate (Ia) with TMPAP under anhydrous conditions leads to the isomerization of ring A to give the Δ1‐19,2‐lactone (II).
ChemInform Abstract: New Tetragonal Tungsten‐Bronze‐Related Phases in the Pseudobinary System KNb3O8‐Nb3O7F Studied by High Resolution Electron Microscopy and X‐Ray Powder Diffraction.
Authors: LUNDBERG M. , SUNDBERG M. 
Published: May 2016

AbstractFor samples of composition K1‐xNb3O8‐xFx (0 ≤ x < 1), the results of HREM and XRD indicate a variety of tetragonal tungsten bronze (TTB) related phases for x = 0, 0.25, 0.50, 0.75, and 0.875.
ChemInform Abstract: Structure of the Triperoxofluorovanadates(V) A2(V(O2)3F) (A: NH+ 4, K+, Cs+).
Authors: WESTERMANN K. , LEIMKUEHLER M. + , MATTES R. 
Published: May 2016

Abstract(NH4)2(V(O2)3F)·H2O crystallizes in the tetragonal cryolite‐type structure at 20 °C. The anions are rotationally disordered.
ChemInform Abstract: Synthesis and Crystal Structure of the Bis(triethylammonium)octasulfide, (HN(C2H5)3)2S8.
Authors: SCHLIEPHAKE A. , FALIUS H. , BUCHKREMER‐HERMANNS H. , BOETTCHER P. + 
Published: May 2016

AbstractThe title compound is prepared by reaction of triethylamine, sulfur, and H2S in formamide.
ChemInform Abstract: B6H14, a Dimeric B3H7?
Authors: BRELLOCHS B. , BINDER H. 
Published: May 2016

AbstractThe 11B and 1H NMR spectra of the product of the oxidation of NEt4(B3H8) by I2 in CH2Cl2 at ‐40 to ‐50 °C are discussed.
ChemInform Abstract: Surface Structure and Reactivity of Vanadium Oxide Supported on Titanium Dioxide. V2O5/TiO2 (Rutile) Catalysts Prepared by Hydrolysis.
Authors: CAVANI F. , CENTI G. , FORESTI E. , TRIFIRO F. , BUSCA G. 
Published: May 2016

AbstractV‐Ti‐O catalysts of different V2O5 content are prepared by hydrolysis of V(IV)‐Ti(IV) solutions and low‐temp.
ChemInform Abstract: Complex Formation vs. Disproportionation: Lanthanoid(II) Chlorides, LnCl2 (Ln: Nd, Sm, Eu, Dy, Tm, Yb), Under the Influence of Alkali Metal Chlorides.
Authors: SCHLEID T. , MEYER G. , MORSS L. R. 
Published: May 2016

AbstractThe action of Li or Na on lanthanoid(III) chlorides principally yields ACl + LnCl2 or LiCl + LiLn2Cl5.
ChemInform Abstract: Synthesis and Structure of the New Compounds Ln3MO5XCl3 (Ln: La, Ce, Pr, Nd, Th; M: Ta, Nb; X: O, OH, F).
Authors: SCHAFFRATH U. , GRUEHN R. 
Published: May 2016

AbstractThe title compounds (IVa), (VI), (VIII), (XII), (XVI) are prepared as shown in the scheme (no yields given) and their powder XRD data are given.
ChemInform Abstract: New Non‐Stoichiometric Ferroelectric Oxyfluoride Phases Derived from LiNbO3 or LiTaO3.
Authors: GUELIN J. , RAVEZ J. , HAGENMULLER P. 
Published: May 2016

AbstractSix new oxyfluorides are identified in the LiNbO3‐LiF‐NbO2F and LiTaO3‐LiF‐TaO2F systems, with compositions corresponding to the formulae (I), (II), and (III).
ChemInform Abstract: Ionophoric Binding of Alkaline‐Earth‐Metal Cations (A2+) by Tris(arylazo oximato)iron(II) Anions (RL‐): The Trinuclear A(RL)2 Family.
Authors: PAL S. , CHAKRAVORTY A. 
Published: May 2016

AbstractThe coordinated Fe(II) anions (I) act as facial O3 ligands to form 6‐fold coordinated title complexes with the cations of Ba, Sr, Ca, and Mg.
ChemInform Abstract: Diazotransfer Reactions with p‐Acetamidosulfonyl Azide.
Authors: BAUM J. S. , SHOOK D. A. 
Published: May 2016

AbstractThe title reagent (III), prepared from the sulfochloride (I) and sodium azide (II), is employed in the conversion of the dicarbonyl compounds (IV), (VIIa) and (VIII) to the diazo derivatives (V), (VIIb), or (IX).
ChemInform Abstract: Enantioselective Saponification of Diacetates of 2‐Nitro‐1,3‐propanediols by Pig‐Liver Esterase and Preparation of Enantiomerically Pure Derivatives of 2‐Nitro‐allylic Alcohols (Chiral Multiple‐Coupling Reagents).
Authors: EBERLE M. , EGLI M. , SEEBACH D. 
Published: May 2016

AbstractThe reproducible enantioselective saponification of open‐chain and cyclic meso‐diol diacetates (I) (the synthesis of which is described) with pig‐liver esterase gives the monoacetates (II) with > 95% enantiomeric excess.
ChemInform Abstract: Stereochemistry of the Hydrocyanation of 1,5‐Dimethylbicyclo(3.3.0)octanones and ‐octenones.
Authors: QUAST H. , CHRIST J. , KLAUBERT C. A. , PETERS E.‐M. , PETERS K. , VON SCHNERING H. G. 
Published: May 2016

AbstractHydrocyanation of the bicyclooctenones (I) and (II) preferentially affords the exo‐cyanoketones (V) and (IX), each of which undergoes addition of trimethylsilyl cyanide (VIII) to give mixtures of the exo‐adducts (VI) or (X) and the endo‐adducts (VII) or (XI); the product ratios being dependent on the catalyst used.
ChemInform Abstract: A Simplified Wittig Synthesis Using a Solid‐Liquid Transfer Process. Part 7. Direct Transformation of Aromatic and Heteroaromatic Aldehydes into Functionalized Allylic Ethers.
Authors: CHEIK‐ROHOU F. , LE BIGOT Y. , EL GHARBI R. , DELMAS M. , GASET A. 
Published: May 2016

Abstract2‐Hydroxyethyltriphenylphosphonium chloride (I) is dehydrated and then treated with the alcohols (III) to form the alkyl(aryl)oxyethylphosphonium salts (IV) which undergo Wittig olefination with the (het)aryl aldehydes (V), yielding the allylic ethers (VI).
ChemInform Abstract: Reformatsky Reaction of Methyl 2‐Bromo‐3,3,3‐trifluoropropanoate. A Synthetic Method for α‐Trifluoromethyl‐β‐hydroxy Esters.
Authors: YOKOZAWA T. , ISHIKAWA N. , NAKAI T. 
Published: May 2016

AbstractThe reformatsky compound (III), derived from the bromide (I), reacts with the aldehydes (IV) or (VI) to form the alcohols (V) or (VII).
ChemInform Abstract: Synthesis and Characterization of Complexes of (4‐Methoxybenzaldehyde)‐4‐phenyl‐3‐thiosemicarbazone.
Authors: KINTHADA P. M. M. S. , PRABHAKAR L. D. , REDDY D. V. 
Published: May 2016

AbstractComplexes with transition‐metal ions, e.g. Au(III), Os(VIII), Ru(III), Rh(III), Pd(II), Cu(II) and Ag(I), are obtained from the reaction of the title ligand with the corresponding metal salt in refluxing MeOH (50‐75%).
ChemInform Abstract: New Efficient Synthesis of Methyl trans‐2‐Aryl(or Hetaryl)‐1‐benzamidocyclopropanecarboxylates.
Authors: BLASCO J. , CATIVIELA C. , DIAZ DE VILLEGAS M. D. 
Published: May 2016

AbstractThe 2‐benzamidopropenoates (I) undergo cycloaddition reaction with diazomethane (II), forming the pyrazolines (III).
ChemInform Abstract: Preparation of (Triphenylsilyl)allyl Anion and (Triphenylgermyl)allyl Anion from 1‐Propenyltriphenylsilane and 1‐Propenyltriphenylgermane and Their Reactions with Electrophiles.
Authors: WAKAMATSU K. , OSHIMA K. , UTIMOTO K. 
Published: May 2016

AbstractThe 1‐propenylsilanes or ‐germanes (I) are deprotonated to form the corresponding allylic anions which are quenched with the electrophiles (II) or the aldehydes (V), yielding the products (III) and (IV) or (VI).
ChemInform Abstract: Regiospecific Formations of Thieno(3,2‐a)indolizine and Thieno(2,3‐b)indolizine Derivatives.
Authors: KAKEHI A. , ITO S. , MATSUMOTO S. , MORIMOTO Y. 
Published: May 2016

AbstractThe pyridinium ylides (I) are coupled with the bromides (II) to give the pyridinium bromides (III) which are consecutively cyclized with DBU and oxidized with DDQ, producing the indolizines (IV).
ChemInform Abstract: Bruceantin Support Studies. Part 11. Use of 1‐Penten‐3‐one‐4‐phosphonate as a Kinetic Ethyl Vinyl Ketone Equivalent in the Robinson Annulation Reaction.
Authors: KUO F. , FUCHS P. L. 
Published: May 2016

AbstractThe ethylphosphonate (I) is lithiated and then coupled with acryloyl chloride (II), yielding the phosphonate (III) mentioned in the title.
ChemInform Abstract: Facile Synthesis of Substituted 2‐Iminohydantoins.
Authors: KWON C.‐H. , NAGASAWA H. T. 
Published: May 2016

AbstractThe N‐protected leucines (I) are activated and then treated with cyanamide (II) to yield the leucylcyanamides (III) which cyclize on the attempt of purification, forming the iminohydantoins (IV).
ChemInform Abstract: 5‐Oxazolones. Part 2. 2,4‐Diaryl‐4‐(2,4‐dinitroaryl)‐5(4H)‐oxazolones: Synthesis and Acid‐Catalyzed Transformation into 1‐Hydroxy‐1H‐indazole Derivatives.
Authors: D'ANELLO M. , ERBA E. , GELMI M. L. , POCAR D. 
Published: May 2016

AbstractAs shown for (IIIa) and (IIIb), the title compounds (III) are prepared by arylation of the oxazolones (I) under phase‐transfer conditions.
ChemInform Abstract: A Novel High Yield γ‐Chromone Synthesis.
Authors: SHAW G. 
Published: May 2016

AbstractThe malonylurethane (I) is converted into the morpholine enamine (V) which undergoes cyclocondensation with the salicylaldehydes (VI) and 1‐hydroxy‐2‐naphthaldehyde (VIII) to produce the chromones (VII) and (IX).