bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Absolute Stereochemistry of the Novel Dioxaspiro Diterpenoids Strictanonic and Grindelistrictic Acids. Stereoselective Synthesis of Strictanonic Acid Methyl Ester and Its C‐6 Epimer.
Authors: GONZALEZ‐SIERRA M. , OLIVIERI A. C. , COLOMBO M. I. , RUVEDA E. A. 
Published: May 2016

AbstractStrictanonic acid methyl ester (VI) and its C‐6 epimer (IX) are synthesized from the common chiral intermediate (II).
ChemInform Abstract: N‐(Cyclohexylcarbonyl)‐D‐phenylalanines and Related Compounds. A New Class of Oral Hypoglycemic Agents. Part 2.
Authors: SHINKAI H. , NISHIKAWA M. , SATO Y. , TOI K. , KUMASHIRO I. , SETO Y. , FUKUMA M. , DAN K. , TOYOSHIMA S. 
Published: May 2016

AbstractHydrogenation and subsequent esterification of the benzoic acids (I) yield 1:3 mixtures of the diastereomeric cyclohexanecarboxylic acid esters (III) and (IV).
ChemInform Abstract: Direct Epoxidation of Glycals: Application of a Reiterative Strategy for the Synthesis of β‐Linked Oligosaccharides.
Authors: HALCOMB R. L. , DANISHEFSKY S. J. 
Published: May 2016

AbstractThe first general, high‐yield, one‐step conversion of glycals such as (I) into 1,2‐anhydro sugars such as (II) is described using dimethyldioxirane as epoxidation reagent.
ChemInform Abstract: Higher‐Carbon Sugars. Part 13. The Catalytic Osmylation of Some α,β‐Unsaturated Octuronic Acid Derivatives and a Synthesis of (meso)‐threo‐gluco‐Octitol.
Authors: BARNES J. C. , BRIMACOMBE J. S. , MCDONALD G. 
Published: May 2016

AbstractWith a view to obtaining octuronic acid derivatives of predictable stereochemistry the osmylation of the methyl uronates (I) is carried out.
ChemInform Abstract: Use of an Electrocyclic Reaction of o‐Quinodimethane and an Intramolecular Mannich‐Type Cyclization in Diterpene Alkaloid Synthesis: A Synthesis of Nagata′s Intermediate for (.+‐.)‐Atisine.
Authors: SHISHIDO K. , HIROYA K. , FUKUMOTO K. , KAMETANI T. , KABUTO C. 
Published: May 2016

AbstractThe thermolysis of the benzocyclobutene (I) yields a Z‐o‐quinodimethane intermediate which undergoes an electrocyclic reaction to give the dihydronaphthalene (II).
ChemInform Abstract: Diastereoselectivity in the Synthesis of 3(2H)‐Furanones. Total Synthesis of (+)‐Muscarine.
Authors: ADAMS J. , POUPART M.‐A. , GRENIER L. 
Published: May 2016

AbstractThe α‐(benzyloxyethoxy) diazoketone (V), prepared from the bromopropionic acid (I), is subjected to rhodium(II) acetate‐initiated denitrogenation and cyclization, producing the tetrahydrofuranones (VI) with predominance of the cis‐isomer.
ChemInform Abstract: Synthesis and Antitumor Activity of Ribavirin Imidates. A New Facile Synthesis of Ribavirin Amidine (1‐β‐D‐Ribofuranosyl‐1,2,4‐triazole‐3‐carboxamidine Hydrochloride).
Authors: KINI G. D. , ROBINS R. K. , AVERY T. L. 
Published: May 2016

AbstractRibavirin (I) is acetylated and subsequently dehydrated to give the nitrile (III) which is transformed into the imidates (V) upon treatment with the alkoxides (IV).
ChemInform Abstract: Specific Inhibitors in Vitamin Biosynthesis. Part 10. Latent Inhibitors. Part 5. Latent Inhibition of Dihydrofolate Reductase by a Pteridine‐spirocyclopropane..
Authors: HADDOW J. , SUCKLING C. J. , WOOD H. C. S. 
Published: May 2016

AbstractThe design of cyclopropane‐containing enzyme‐activated inhibitors of dihydrofolate reductase is presented.
ChemInform Abstract: Marine Bacteria. Part 1. Synthesis of Pentabromopseudiline, a Cytotoxic Phenylpyrrole from Alteromonas luteo‐violaceus.
Authors: LAATSCH H. , PUDLEINER H. 
Published: May 2016

AbstractThe title compound (VII) and several derivatives with modified phenyl substituents are synthesized via Paal‐Knorr cyclization of the key intermediate (IV).
ChemInform Abstract: Stereoselective Synthesis of Alcohols. Part 32. Synthesis of the Prelog‐Djerassi Aldehyde and of a C‐1/C‐9 Segment of 6‐Deoxyerythronolide.
Authors: HOFFMANN R. W. , LADNER W. , DITRICH K. 
Published: May 2016

AbstractThe transformation of the Masamune aldehyde (I) to the target compound (Va), a precursor of the title segment, is achieved via two chain‐extension steps using the chiral boronate (II) as reagent.
ChemInform Abstract: A New Synthesis of β‐Lactams Through Stereoselective Oxidative Coupling of the Dianions of Acyclic Amides.
Authors: KAWABATA T. , SUMI K. , HIYAMA T. 
Published: May 2016

AbstractTreatment of the dianions generated from the esters (I) and tBuLi with NIS leads to formation of cis β‐lactams in a highly selective manner irrespective of the substituent R. In contrast, Cu(II) carboxylates are found to be not very effective.
ChemInform Abstract: Separation of Enantiomeric Algal Pheromones and Related Hydrocarbons by Gas‐Liquid Chromatography on Modified Cyclodextrins as Chiral Stationary Phases. Biosynthetic Relevance of Racemic By‐Products.
Authors: BOLAND W. , KOENIG W. A. + , KREBBER R. , MUELLER D. G. + 
Published: May 2016

AbstractMultifidene from extracts of female plants with freshly released gynogametes from Cutleria multifida is the single enantiomer (I) (e.e.
ChemInform Abstract: Synthesis and Microstructure of Highly Oriented Lead Titanate Thin Films Prepared by a Sol‐Gel Method.
Authors: CHEN C. , RYDER D. F. JUN. , SPURGEON W. A. 
Published: May 2016

AbstractThin films of PbTiO3 are deposited on fused silica, resistor‐grade alumina, and a MgO single crystal.
ChemInform Abstract: Thermal Conversion of Preceramic Polyiminoalane Precursors to Aluminum Nitride: Characterization of Pyrolysis Products.
Authors: SEIBOLD M. M. , RUESSEL C. + 
Published: May 2016

AbstractMetallic aluminum is anodically dissolved in an electrolyte consisting of n‐propylamine, an aprotic solvent (e.g.
ChemInform Abstract: Zirconia Coating on Stainless Steel Sheets from Organozirconium Compounds.
Authors: IZUMI K. , MURAKAMI M. , DEGUCHI T. , MORITA A. , TOHGE N. , MINAMI T. 
Published: May 2016

AbstractVarious zirconium compounds such as zirconium alkoxides, zirconium tetraoctylate, and zirconium tetrakis(acetylacetonate), are used as starting materials in the preparation of zirconia coatings by the sol‐gel process.
ChemInform Abstract: Crystal Structure of Sc3Ni2Si4, an Intergrowth of CrB, TiNiSi and CaBe2Ge2‐Type Columns.
Authors: ZHAO J. T. , PARTHE E. 
Published: May 2016

AbstractThe title compound, obtained by arc‐melting the elements under argon, crystallizes in the orthorhombic system, space group Pnma, Z=4.
ChemInform Abstract: Single Crystal X‐Ray and Powder Neutron Diffraction Study of the A‐La2O3 Type Bi1‐xPbxF2xyO1.5‐0.5x‐xy Solid Solution
Authors: CHAMPARNAUD‐MESJARD J.‐C. , MERCURIO D. , FRIT B. , FOLLET‐HOUTTEMANE C. , BOIVIN J.‐C. , ROULT G. 
Published: May 2016

Abstractis performed over a wide range of composition within the Bi2O3‐PbO‐PbF2 system at temp. of 173, 293, 503, and 623 K. Independent of temp. and composition, the structure (space group P3m1, Z=1) of this trigonal H‐phase is closely related to the A‐La2O3 type.
ChemInform Abstract: The Structures of Lanthanum Hydroxide Nitrates Investigated by the Rietveld Profile Refinement Technique.
Authors: LOUER M. , LOUER D. , LOPEZ DELGADO A. , GARCIA MARTINEZ O. 
Published: May 2016

AbstractLa(OH)2NO3 crystallizes in space group P21/m with Z=2 and La(OH)2NO3·H2O crystallizes in C2/m with Z=4.
ChemInform Abstract: Local Structure of AII 3.5BIV 0.5(PO4)3 Compounds Revealed by the Eu3+ Fluorescence.
Authors: FAHMI D. , PIRIOU B. , ZOUIRI M. , LEE M.‐R. , QUARTON M. 
Published: May 2016

AbstractEulytite‐like compounds A3.5B0.5(PO4)3 with A/B= Pb/Th, Pb/Ti, Sr/Th, and Ba/Th are synthesized and their structures are studied.
ChemInform Abstract: Structural Characterization of WCl6·S8.
Authors: COTTON F. A. , KIBALA P. A. , SANDOR R. B. W. 
Published: May 2016

AbstractThe title compound is obtained during the course of attempts to prepare mixed metal chalcogenide halide clusters by heating in an evacuated Pyrex tube Ti, W, S2Cl2, and S at 698 K for 48 h followed by slow cooling.
ChemInform Abstract: Divalent Manganese in Tetragonal Sites of Cs2NaYCl6.
Authors: GLEASON R. J. , MUNOZ P. E. , BOLDU J. L. 
Published: May 2016

AbstractFrom room temp. EPR studies on Cs2NaYCl6:Mn2+ single crystals (elpasolite) it is concluded that the Mn2+ ion enters a tetragonal symmetry site in the cubic lattice.
ChemInform Abstract: Investigations of Chemical Pressure Effects on the Valence Behavior of Praseodymium Intermetallics. Part 1. The Pr1‐xYxSn3 Family.
Authors: CANEPA F. , FRANCESCHI E. A. , OLCESE G. L. , EGGENHOFFNER R. 
Published: May 2016

AbstractIn the title system the solid solubility of Y in the cubic PrSn3 lattice occurs in a narrow homogeneity range of 0‐0.3 Y atoms per formula unit (DTA, metallographic, and XRD measurements).
ChemInform Abstract: Magnetic Behavior of RE2T15Ga2; RE: Mischmetal MM, Y, Ce, Pr, Nd, Sm; T: Fe,Co and RE2Fe15‐xCoxGa2; RE: Y,Nd.
Authors: KLESNAR H. , HIEBL K. , ROGL P. , NOEL H. 
Published: May 2016

AbstractThe title alloys are prepared by arc melting of the elements followed by annealing at 900 °C for 125 h. As shown by X‐ray analysis all alloys except for the Y2(Fe,Co)15Ga2 series crystallize with the hexagonal Th2Zn17 type.
ChemInform Abstract: New Ternary Transition Metal Chalcogenides AM2X2 (A: K, Rb, Cs; M: Co; A: K, M: Ni; X: S, Se): Magnetically Ordered Metals with the ThCr2Si2‐type Structure.
Authors: HUAN G. , GREENBLATT M. , CROFT M. 
Published: May 2016

AbstractThe potassium compounds KM2X2 (M: Co, Ni; X: S, Se) are synthesized by reaction of K metal with the corresponding MX compound (750 °C, 3‐4 d).
ChemInform Abstract: Aluminum‐Electrocrystallization from Metal‐Organic Electrolytes.
Authors: KAUTEK W. , BIRKLE S. 
Published: May 2016

AbstractThe electrodeposition of Al from solutions of KF·2 AlEt3 in toluene on polycrystalline Al and vitreous carbon under potentiostatic and voltage pulse conditions is described and the electrochemical processes involved are studied in detail.
ChemInform Abstract: Surface Modification of Al Alloys and Al‐Based Metal Matrix Composites by Chemical Passivation.
Authors: MANSFELD F. , LIN S. , KIM S. , SHIH H. 
Published: May 2016

AbstractImmersion of the Al 6061 alloy and Al 6061/SiC and Al 6061/graphite composites in a 1000 ppm CeCl3 solution produces very corrosion resistant surfaces a shown by subsequent exposure to 0.5 N NaCl and characterization of th surfaces by electrochemical impedance spectroscopy (EIS).
ChemInform Abstract: Preparation and X‐Ray Crystal Structure of 1,4‐Diiodo‐cyclo‐hexaselenium Bis(hexafluoroarsenate)‐Bis(sulfur dioxide), Se6I2(AsF6)2·2 SO2, and (Se6I)n·nMF6 (M: As, Sb) Containing the catena‐Poly(cyclohexaselenium(1+)‐4:1‐μ‐iodo) Cation.
Authors: NANDANA W. A. S. , PASSMORE J. , WHITE P. S. , WONG C.‐M. 
Published: May 2016

AbstractIn the course of attempts to prepare crystalline salts of various selenium‐rich SexIn+ y cations the title compounds (IV), (VII), and (IX) are obtained by the procedures given in the scheme.
ChemInform Abstract: The Layered Phosphatoantimonic Acid HSb(PO4)2, xH2O: Synthesis, Structure, Thermal Behavior and Ion Exchange Properties.
Authors: PIFFARD Y. , VERBAERE A. , OYETOLA S. , DENIARD‐COURANT S. , TOURNOUX M. 
Published: May 2016

AbstractThe title compound is prepared from KSb(PO4)2 by an ion‐exchange process in 9 N nitric acid at 50 °C. Several HSb(PO4)2·xH2O phases with different values of x (∼0.0‐2.3) and interlayer distances are observed in the temp. range 15‐560 °C. In this temp. range, the dehydration process is reversible.
ChemInform Abstract: Transition‐Metal Complexes with Bidentate Ligands Spanning trans‐Positions. Part 18. Crystal and Molecular Structure of the Ligands 2,11‐Bis(di‐R‐phosphinomethyl)benzo(c)phenanthrene (R: Phenyl, tert.‐Butyl) and a Comparison of Their Conformation in a Variety of Complexes.
Authors: BUERGI H.‐B. + , MURRAY‐RUST J. , CAMALLI M. , CARUSO F. , VENANZI L. M. 
Published: May 2016

AbstractX‐Ray structure determinations confirm that the title ligands (Ia) (space group P1, Z=2) and (Ib) (P21/a, Z=4) have the same conformation and the same distortions as the parent hydrocarbon.
ChemInform Abstract: Molecular Structure and Smectic Properties. Part 1. The Effect of Linkages on Smectic A Thermal Stability in Three Aromatic Ring Compounds Linked by Ester Groups.
Authors: SAKURAI Y. , TAKENAKA S. , MIYAKE H. , MORITA H. , IKEMOTO T. 
Published: May 2016

AbstractIn contrast to (Ib)‐(Id) a stable smectic A phase is only observed for the series (Ia).
ChemInform Abstract: A Strategy for Radical Annulation Based on Allyl and Vinyl Stannanes.
Authors: CURRAN D. P. , VAN ELBURG P. A. 
Published: May 2016

AbstractThe 5‐iodopenten‐2‐ylstannane (V) undergoes radical‐induced cyclization with the olefinic compounds (Ib) and (Ic), yielding the vinylcyclopentanes (VI).
ChemInform Abstract: Photooxidation of m‐Phenoxytoluene at Colloidal Titanium Dioxide/Non‐Aqueous Solution Interfaces.
Authors: BLATT E. , FURLONG D. N. , MAU A. W.‐H. , SASSE W. H. F. , WELLS D. 
Published: May 2016

AbstractThe yield of the aldehyde (III) depending on irradiation time and on the initial concentration of (I) is studied; the final yield corresponds to 20% conversion of (I).
ChemInform Abstract: The Selective Photocatalytic Oxidation of m‐Phenoxytoluene on Titanium Dioxide Particles Supported in Nafion Membranes.
Authors: LUND E.‐A. , BLATT E. , FURLONG D. N. , MAU A. W.‐H. , SASSE W. H. F. 
Published: May 2016

AbstractThe yield of the product (II), which is formed in the title reaction, increases up to 28% under the conditions shown.
ChemInform Abstract: On the Regioselectivity of the Nucleophilic Aromatic Photosubstitution of 4‐Nitroanisole. A Dual Mechanistic Pathway.
Authors: CANTOS A. , MARQUET J. , MORENO‐MANAS M. 
Published: May 2016

AbstractPhotochemical reaction of p‐nitroanisole (I) with n‐hexylamine (II) gives N‐hexyl‐p‐nitroaniline (III).
ChemInform Abstract: Dithia Dications from Cyclic and Acyclic Precursors by Gas Phase Oxidation (“Charge Stripping”) of 3e/2c Radical Cations.
Authors: DREWELLO T. , LEBRILLA C. B. , ASMUS K.‐D. , SCHWARZ H. 
Published: May 2016

AbstractWhat cannot be accomplished in solution, is readily achieved in the gas phase by "charge‐stripping" mass spectrometry; generation of dications from radical cations of acyclic thioethers (e.g.
ChemInform Abstract: Nitrosation by Alkyl Nitrites. Part 5. Kinetics and Mechanism of Reactions in Acetonitrile.
Authors: CROOKES M. J. , WILLIAMS D. L. H. 
Published: May 2016

AbstractThe formation of NO+ in the nitrosation of the simple alcohols MeOH and iPrOH and thioglycolic acid is the rate‐limiting step, the reactivity of the nitrosating agent decreasing in the order HNO2, tBuONO, iPrONO.
ChemInform Abstract: Preparation of Perfluoroalkyl Ketones by the Reaction of Perfluoroalkyllithiums with Esters.
Authors: UNO H. , SHIRAISHI Y. , SUZUKI H. 
Published: May 2016

AbstractPerfluoroalkyllithiums derived from the iodides (II) react with the esters (I) to give the perfluoroalkyl ketones (III) in good yield.
ChemInform Abstract: Monosubstituted Perfluoroalkyldiacetylenes.
Authors: KLYUCHINSKII S. A. , ZAVGORODNII V. S. , PETROV A. A. 
Published: May 2016

AbstractThe trimethylstannyldiacetylenes (I) react with valeric acid (II) to give the diacetylenes (III) and trimethylstannyl valerate (IV).
ChemInform Abstract: Preparation and Some Properties of 1,1,1‐Trihalo‐2‐alkanols.
Authors: BAL'ON YA. G. , SHUL'MAN M. D. , VAKULENKO L. I. 
Published: May 2016

AbstractIn the presence of a base, as e.g. tBuOK, bromoform (IIa) and chloroform (IIb) add to the carbonyl compounds (I) to afford the title compounds (III) in fair to good yields.
ChemInform Abstract: 4‐Trifluoroacetyl‐1‐substituted 1,3‐Butadienes.
Authors: PAZENOK S. V. , GERUS I. I. , GORBUNOVA M. G. , CHAIKA E. A. 
Published: May 2016

AbstractThe acylation of alkoxybutadienes thus far has never been investigated.
ChemInform Abstract: Synthesis of 2‐Vinyloxyethyl Isocyanide.
Authors: KUKHAREV B. F. , STANKEVICH V. K. , KLIMENKO G. R. , TOMAROVSKAYA M. G. 
Published: May 2016

AbstractThe reaction between 2‐vinyloxyethylamine (I) and dichlorocarbene proceeds regioselectively at the amino function to yield the title compound (III), the first representative of a hitherto unknown class of compounds.
ChemInform Abstract: Conversion of Perchloroethyl Isocyanate into 1‐Alkylimino‐2,2,2‐trichloroethyl Isocyanates.
Authors: VOVK M. V. , BOIKO V. I. , ESIPENKO A. A. , SAMARAI L. I. 
Published: May 2016

AbstractThe reaction between perchloroethyl isocyanate (I) and primary amines, as e.g. (II), is known to produce N‐alkylideneureas.
ChemInform Abstract: Preparation of Some 1‐Alkyl‐4‐(1‐(ethoxyimino)butyl)‐3‐hydroxy‐5‐oxocyclohex‐3‐ene‐1‐carboxylic Acid Ester and Amide Herbicides by Reductive Alkylation of 3,5‐Dimethoxybenzoic Acid.
Authors: LIEPA A. J. , WILKIE J. S. , WINZENBERG K. N. 
Published: May 2016

AbstractThe title compounds, e.g (VIII) and (XII), show herbicidal activity against a number of graminaceous plants.
ChemInform Abstract: Unsaturated Hydrocarbons of the Norbornane and Brexane Series in the Ritter Reaction.
Authors: BOBYLEVA A. A. , PETRUSHCHENKOVA I. A. , LUKOVSKAYA E. V. , PEKHK T. I. , DUBITSKAYA N. F. , BELIKOVA N. A. 
Published: May 2016

AbstractUnder the conditions of the Ritter reaction, norbornene (I) affords the expected exo‐configurated 2‐acetyl derivative (III), whereas norbornadiene (IV) undergoes rearrangement of the cation intermediate to yield the tricyclene (V).
ChemInform Abstract: Protonated Pteridine and Flavin Analogues Acting as Efficient and Substrate‐Selective Photocatalysts in the Oxidation of Benzyl Alcohol Derivatives by Oxygen.
Authors: FUKUZUMI S. , TANII K. , TANAKA T. 
Published: May 2016

AbstractBenzaldehydes such as (V) are prepared from the corresponding benzyl alcohols (IV) by photooxidation with oxygen in the presence of the lumazine (I), the aminopterin (II), or the riboflavin (III).
ChemInform Abstract: Insertion Reaction of N‐Sulfonylmethylamine into the Sulfur‐Nitrogen Bond of Sulfenamides.
Authors: ZEFIROV N. S. , ZYK N. V. , KUTATELADZE A. G. , IGNATCHENKO E. S. , DENISKO O. V. 
Published: May 2016

AbstractTreatment of the sulfamoyl chloride (I) with NEt3 generates N‐methylsulfonylamine, which reacts in situ with the sulfenamides (II) to yield the N‐arylthiosulfamides (III), which are difficult to prepare by the hitherto known procedures.
ChemInform Abstract: Structural Studies on Bioactive Compounds. Part 12. Tautomerism and Conformation of Aryl‐Substituted 1‐(2‐Hydroxyphenyl)‐3‐phenylpropane‐1,3‐diones in the Solid Phase and in Solution.
Authors: CUNNINGHAM B. D. M. , LOWE P. R. , THREADGILL M. D. 
Published: May 2016

AbstractEleven title compounds of type (II) are prepared from the respective arylbenzoates (I).
ChemInform Abstract: Preparation and Magnetic Properties of a Range of Metal and Organic Cation Salts of 2,3‐Dicyano‐1,4‐naphthoquinone (DCNQ). X‐Ray Crystal Structure of (Methyltriphenylphosphonium)1 (DCNQ)1 (H2O)1, and 2‐Dicyanomethyleneindan‐1,3‐dione (DCID). The Rearrangement of DCID to DCNQ.
Authors: BRYCE M. R. , DAVIES S. R. , HASAN M. , ASHWELL G. J. , SZABLEWSKI M. , DREW M. G. B. , SHORT R. , HURSTHOUSE M. B. 
Published: May 2016

AbstractReaction of LiI (IV) or (MePPh3)I with dicyanomethylenedione (III), prepared by a new method from (I) and (II), leads by way of a fascinating isomerization of the indan skeleton to the naphthoquinol salts (Va) and (Vb), respectively.
ChemInform Abstract: Addition of 9‐Diazofluorene to Unsubstituted and Chloro‐Substituted 1,4‐Benzoquinones. A Comparison with the Addition of Diphenyldiazomethane.
Authors: OSHIMA T. , NAGAI T. 
Published: May 2016

AbstractThe title fluorene (I) adds to the C=C double bond of the quinones (II) and (V).
ChemInform Abstract: Synthesis and Reactions of Oligomethylene‐Clamped 1 H‐Azepines and Benzene Imines. Their Valence Tautomeric Equilibrium and Nitrogen Stereochemistry.
Authors: LANGE W. , TUECKMANTEL W. + 
Published: May 2016

AbstractThe title azepines and benzene imines (V)‐(VIII) and (XII) are synthesized and their valence tautomeric equilibria are examined.
ChemInform Abstract: Allylic Hydroxymethylation of (.+‐.)‐2‐Oxabicyclo(3.3.0)oct‐7‐enone Under the Conditions of the Prins Reaction.
Authors: TOLSTIKOV G. A. , MIFTAKHOV M. S. , AKHMETVALEEV R. R. , BALEZINA G. G. , VALEEV F. A. 
Published: May 2016

AbstractUnder the conditions of the Prins reaction the lactone (I) unexpectedly affords a mixture of the isomeric formates (III) and (IV), whose formation probably proceeds via an electrophilic allylic formylhydroxymethylation.
ChemInform Abstract: Bromination Reactions of 2‐Substituted Derivatives of 7‐Oxabicyclo(2.2.1)hept‐5‐ene.
Authors: ARJONA O. , FERNANDEZ DE LA PRADILLA R. , GARCIA L. , MALLO A. , PLUMET J. 
Published: May 2016

AbstractTo study the stereochemistry and the nature of the products (by addition, rearrangement and/or fragmentation) as a function of 2‐substituent and reaction conditions, some brominations of title compounds (III), (VIII), (X), and (XII) are carried out with Br2 and NBS under different conditions.
ChemInform Abstract: Synthesis of (2S,3S,4S)‐4‐Amino‐2,3‐dihydroxyhexanedioic Acid Derivatives from (R)‐Pyroglutamic Acid.
Authors: IKOTA N. , HANAKI A. 
Published: May 2016

Abstractcis‐Hydroxylation of the chiral unsaturated lactam (I) yields the single diastereomer (II) which is further converted to the derivatives (X) and (XII) of the acid mentioned in the title.
ChemInform Abstract: A Simple Synthesis of 2‐Vinylindoles.
Authors: MACOR J. E. , NEWMAN M. E. , RYAN K. 
Published: May 2016

AbstractThe 3‐indolecarboxylate (III), which is prepared from the ester (I), is coupled with the aldehydes or ketones (IV), forming the 2‐vinylindoles (VII) via cleavage and decarboxylation of the intermediate fused dehydropyranone (V).
ChemInform Abstract: Facile Cycloaddition of 2‐Phenylsulfonyl‐1,3‐dienes to Indoles.
Authors: BAECKVALL J.‐E. + , PLOBECK N. A. , JUNTUNEN S. K. 
Published: May 2016

AbstractThe 1‐(halomagnesium)indoles (I), (IX), or (XI) undergo cycloaddition reaction with the 2‐(phenylsulfonyl)‐1,3‐dienes (II), (IV), or (VII), yielding phenylsulfonyltetrahydrocarbazoles.
ChemInform Abstract: Syntheses on the Basis of Organo‐Magnesium Compounds of 2,6(7)‐Dibutoxycarbonyltetrathiafulvalene.
Authors: KREITSBERGA YA. N. , EDZHINYA A. S. , KAMPARE R. B. , NEILAND O. YA. 
Published: May 2016

AbstractStarting from the readily available 2,6(7)‐dibutoxycarbonyltetrathiafulvalene (I) the title compounds (III) and (IV) are prepared, which are stable on storage at ‐20 °C in THF.
ChemInform Abstract: Unexpected Formation of Five‐Membered 1,3‐Dithioles in the Reaction of Geminal Dimercaptans with Activated Haloacetylenes.
Authors: KOMAROVA E. N. , YUFIT D. S. , STRUCHKOV YU. T. , DROZD V. N. 
Published: May 2016

AbstractIn the presence of equimolar amounts of glacial AcOH the reactions of (I) and (IV) with the activated acetylene (II) afford the 1,3‐dithioles (III) or (V), respectively, instead of the expected unsymmetrically substituted 1,3‐dithietans.
ChemInform Abstract: Synthesis of C‐ and N‐Substituted Oxiranyl‐1,2,3‐triazoles.
Authors: MAKSIKOVA A. V. , SEREBRYAKOVA E. S. , SHCHERBAKOV V. V. , GAREEV G. A. , VERESHCHAGIN L. I. 
Published: May 2016

AbstractThe hitherto unknown title compounds (V)/(VI) and (IX) are prepared.
ChemInform Abstract: Synthesis of Isothiourea Derivatives.
Authors: HORIUCHI J. , SUZUKI K. , SHITARA E. , NIWA R. , KATO T. 
Published: May 2016

AbstractReaction of the thioureas (II) with the chloromethyl‐substituted hydrochlorides (I) of azaarenes yields the isothiourea derivatives (III).
ChemInform Abstract: 4‐(1,4‐Benzoquinonyl‐2)‐1,4‐dihydropyridines as Analogues of Nifedipine.
Authors: KUCKLAENDER U. + , ULMER P. , ZERTA G. 
Published: May 2016

AbstractCondensation reaction of the aldehyde (I) with the aminocyclohexenone (II) and subsequent deprotection of the phenolic hydroxy groups yield the decahydroacridinedione (III) which is oxidized with Ag2O to form the quinones (IV) or (V) depending on the amount of oxidant employed.