bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Stereochemistry of Metallocenes. Part 54. Biphenyl Tricarbonylchromium Complexes. Part 10. The Influence of the Tricarbonylchromium Moiety Modified by CO‐Exchange on the Rotational Barriers and Population of Stereoisomeric Dimethyldihydrophenanthrene Complexes.
Authors: SCHLOEGL K. + , WERNER A. , WIDHALM M. 
Published: May 2016

AbstractThe reaction of Cr(CO)6 with the arene leads to the complex (Ia).
ChemInform Abstract: Organonitrogen Derivatized Polyoxomolybdate Anion Clusters. Synthesis and Characterization of a Tetranuclear Oxomolybdate Containing a Single cis‐Bisphenyldiazenido‐molybdenum Unit: (Mo4O10(OCH3)2(NNC6H5)2)2‐.
Authors: SHAIKH S. N. , ZUBIETA J. 
Published: May 2016

AbstractLigand substitution reaction of the Mo cluster (I) with excess phenylhydrazine (II) yields the title compound isolated as its tetrabutylammonium salt (III).
ChemInform Abstract: Functionalized Keggin‐ and Dawson‐Type Cyclopentadienyltitanium Heteropolytungstate Anions: Small, Individually Distinguishable Labels for Conventional Transmission Electron Microscopy. Part 1. Synthesis.
Authors: KEANA J. F. W. , OGAN M. D. 
Published: May 2016

AbstractIn regard to the development of a new series of small, highly electron dense labels for electron microscopy, the title anions, which bear reactive groups on the cyclopentadienyl ring suitable for selective attachment to macromolecular sites are synthesized.
ChemInform Abstract: Tetraethyl Diphosphite‐Bridged Binuclear Carbonyl Derivatives of Decacarbonyldimanganese and Pentacarbonylmanganese Halides.
Authors: RIERA V. , RUIZ M. A. 
Published: May 2016

AbstractThe 1:1 molar reactions of Mn2(CO)10 (I) with tetraethyl diphosphite lead to complex mixtures from which the mono‐ and bis‐diphosphite‐bridged complexes (II) are identified as major products.
ChemInform Abstract: Reactions of the Dirhenium(II) Complexes (Re2X4(dppm)2) (X: Cl or Br, dppm = Ph2PCH2PPh2) with Isocyanides. Part 2. The A‐Frame‐Like Monoisocyanide Species (Re2(μ‐X)(μ‐dppm)2X3(CNR))n+ (R: Me, tBu, or C6H3Me2‐2,6; n = 0 or 1).
Authors: ANDERSON L. B. , BARDER T. J. , ESJORNSON D. , WALTON R. A. , BURSTEN B. E. 
Published: May 2016

AbstractThe complexes (I), containing a metal‐metal triple bond react with RNC to yield monoisocyanide adducts.
ChemInform Abstract: Synthesis and Reaction Kinetics of Some Co(III) and Cr(III) Chloro Complexes of 1,4,8‐Triazaoctane (2,3‐tri) and the Isolation of Chiral trans‐Dichloro(CoCl2(NH3)(2,3‐tri))ClO4.
Authors: HOUSE D. A. 
Published: May 2016

AbstractAnation of the hydrolyzed solutions of the mer‐trichloro complexes (I) with 6 M HCl containing HClO4 forms the trans‐dichloro‐mer complexes (II).
ChemInform Abstract: η5‐Carbaboranylmetal Complexes. Part 2. Bis(η5‐2,3,5‐tricarbahexaboranyl)nickel, a Nickelocene Analogue.
Authors: ZWECKER J. , PRITZKOW H. , ZENNECK U. , SIEBERT W. 
Published: May 2016

AbstractThe reaction of tris(ethene)nickel (I) (prepared from Ni/toluene cocondensate and ethene) with excess (II) at low temp. yields the paramagnetic title complex (III) as well as (IV).
ChemInform Abstract: Activation of Benzene by a Tetrakis(trimethylphosphine)osmium(II) System. The Mechanism of Activation.
Authors: DESROSIERS P. J. , SHINOMOTO R. S. , FLOOD T. C. 
Published: May 2016

AbstractThe intermolecular activation of the C‐H bond in benzene is investigated by the thermolysis of the complexes (III), prepared as shown in the scheme.
ChemInform Abstract: Structure and Fluxional Behaviour of Some Aquo‐Complexes of Rhodium(III) and Iridium(III).
Authors: DEEMING A. J. , PROUD G. P. , DAWES H. M. , HURSTHOUSE M. B. 
Published: May 2016

AbstractThe cationic aquo trans,mer‐complexes (II) are prepared from the neutral mer‐complexes (I) as shown (yields given in g).
ChemInform Abstract: Isomerization of Imines in Platinum‐Imine Complexes.
Authors: AL‐SHALAAN A. M. , AL‐SHOWIMAN S. S. , AL‐NAJJAR I. M. 
Published: May 2016

AbstractMultinuclear 1H, 13C and 195Pt NMR spectroscopy provides strong evidence for E‐Z isomerization of imine ligands coordinated to platinum(II).
ChemInform Abstract: Preparation of Mono‐ or Dimetal Indenyl‐Iridium Derivatives and of Trimetal Iridium‐Platinum Complexes.
Authors: ABAD J. A. 
Published: May 2016

AbstractChloro‐tetrakis(ethylene)iridium, prepared in situ from (I), reacts with the K salt of indene to give the complex (II).
ChemInform Abstract: A Regioselective Aluminum Chloride‐Catalyzed Acylation of Allylic Selenides via α‐Silyl Intermediates. A Facile Route to Dihydrojasmone.
Authors: HIROI K. , SATO H. 
Published: May 2016

AbstractThe vinyl selenide (I) is silylated by chlorotrimethylsilane after deprotonation with LDA to yield the α‐silylallyl selenide (II).
ChemInform Abstract: Synthesis and Biological Evaluation of a Trichothecene epi‐Epoxide, 3α,4β,15‐Triacetoxy‐12,13‐epi‐epoxytrichothec‐9‐ene.
Authors: COLVIN E. W. , CAMERON S. 
Published: May 2016

AbstractStarting with the acetoxydihydroxyepoxytrichothecene (I), the title compound (VI) is synthesized as shown in the reaction scheme.
ChemInform Abstract: Synthesis and Chromatographic Detection of 5α‐Estr‐8(14)‐en‐3‐ones.
Authors: SCHUBERT G. , TRESSELT D. , ROEHRIG H. + 
Published: May 2016

AbstractBirch reduction of the enone (I) in the absence of alcohols yields the "trans"‐fused ketone (II) diastereoselectively.
ChemInform Abstract: Synthesis of the Trisaccharide Neu‐5‐Ac‐α(2 → 6)Gal‐β(1 → 4)GlcNAc by the Use of Immobilized Enzymes.
Authors: THIEM J. , TREDER W. 
Published: May 2016

AbstractThe title compound (VI) is often found terminally bound to glycoproteins and is of interest as a receptor for proteins and as an immunoabsorbent.
ChemInform Abstract: Preparation of 1,2‐cis‐Glycosyl Cyanides by the Stereoselective Reduction of Acetylated 1‐Bromo‐D‐glycosyl Cyanides.
Authors: SOMSAK L. , BATTA G. , FARKAS I. 
Published: May 2016

AbstractThe reductive debromination of the 1‐bromo‐D‐glycosyl cyanides (I) and (IV) with various agents is investigated.
ChemInform Abstract: Synthesis of Carbohydrate Derived α‐Methylene‐γ‐lactones by Diastereoselective, Low Temperature Reformatzky‐Type Reactions.
Authors: CSUK R. , FUERSTNER A. + , STERK H. , WEIDMANN H. 
Published: May 2016

AbstractThe protected uloses (I), (IV), (VI), or (VIII) react with the bromomethylacrylate (II) and Zn/Ag‐graphite to yield the ester (III) or the spirolactones (V), (VII), and (IX) respectively.
ChemInform Abstract: Chemistry of Opium Alkaloids. Part 22. Synthesis of 3‐Alkoxy‐7,8‐didehydro‐4‐hydroxy‐N‐methylmorphinan‐6‐ones from Morphine. Intermediates for Novel A‐ and C‐Ring‐Functionalized Morphinans.
Authors: BRANDS K. M. J. , LIE T. S. , MAAT L. 
Published: May 2016

AbstractThe title compound (V) is prepared starting from morphine (I).
ChemInform Abstract: Glycosylazides as Starting Materials for the Preparation of Nucleoside Analogues. Part 3. Syntheses of Alkylaminotetrazole and Uretidino Nucleosides.
Authors: KNOTZ H. , ZBIRAL E. 
Published: May 2016

AbstractProtection of the azide (I) and reaction with the isocyanates (IV) yields the carbodiimides (V) as major products.
ChemInform Abstract: Studies in Nucleosides. Part 14. Synthesis of 2‐Chloro/2‐Methoxy‐6‐N‐substituted 9‐(2‐Tetrahydrofuranyl)‐9H‐purines and Their Biological Activity.
Authors: HASAN A. , PRATAP R. , GEORGE C. X. , BHAKUNI D. S. 
Published: May 2016

AbstractTitle compounds of type (III) or (IV) are synthesized as shown in the scheme.
ChemInform Abstract: Synthesis of 5‐ and 3‐(2‐Hydroxyhexafluoroprop‐2‐yl)‐1‐(β‐D‐glucopyranosyl)indoles.
Authors: CHKANIKOV N. D. , ZELENIN A. E. , BRONDZ N. L. , GALAKHOV M. V. , KOLOMOIETS A. F. , FOKIN A. V. 
Published: May 2016

AbstractThe N‐glucopyranosylindoline (I) reacts with hexafluoroacetone (IIa) or methyl trifluoropyruvate (IIb) to give the adducts (III) which are oxidized, yielding the title compounds (IV).
ChemInform Abstract: Photochemical Intramolecular Cyclization of Purine and Pyrimidine Nucleosides Induced by an Electron Acceptor.
Authors: SAKO M. , SHIMADA K. , HIROTA K. , MAKI Y. 
Published: May 2016

AbstractCyclization of the nucleosides (II) and (IV) occurs on photolysis in the presence of the pyrimidopteridine N‐oxide (I), producing the cyclic ethers (III) and (V).
ChemInform Abstract: Synthesis of “Iso‐EPSP” and Evaluation of Its Interaction with Chorismate Synthase.
Authors: BARTLETT P. A. , MAITRA U. , CHOUINARD P. M. 
Published: May 2016

AbstractThe synthesis of the title compound (XI) (as tetrasodium salt), the allylic phosphate isomer of EPSP (XII), is accomplished as shown in the scheme starting with the benzylidene lactone (I) derived from (‐)‐quinic acid.
ChemInform Abstract: Synthesis of (.+‐.)‐Ethyl (E)‐7‐Acetoxy‐4‐oxo‐2‐octenoate: The Key Synthon of Pyrenophorin.
Authors: RAO A. V. R. , REDDY K. B. , DHAR T. G. M. 
Published: May 2016

AbstractThe title compound (V) is synthesized starting from the reaction between furan (I) and the iodide (II).
ChemInform Abstract: Syntheses of (Z)‐9‐Hexadecen‐1‐yl Acetate and (Z)‐7‐Tetradecen‐1‐yl Acetate.
Authors: VIG O. P. , SHARMA M. L. , SABHARWAL A. , VOHRA N. 
Published: May 2016

AbstractThe alkyne (Ia) is converted to the alcohol (Va) which is acetylated to give the title compound (VIa), a sex pheromone of Noranga aenescens and Mamestra configurata.
ChemInform Abstract: Some Sources of Defects in α‐HgI2, the Room Temperature γ‐Ray Detector.
Authors: PIECHOTKA M. , KALDIS E. 
Published: May 2016

AbstractLarge concentration of impurities, particularly hydrocarbons, nonstoichiometry, and surface instability at 67 °C are found to be the main sources of defects in α‐HgI2.
ChemInform Abstract: Acceleration Factors for the Decomposition of Thermally Grown SiO2 Films.
Authors: HOFMANN K. , RAIDER S. I. 
Published: May 2016

AbstractThe effects of crystalline imperfections at the Si surface and of metallic impurities (studied only Cu) in the Si substrate in accelerating the decomposition of SiO2 thermally grown on Si have been investigated.
ChemInform Abstract: Ordered Magnetic Frustration. Part 8. Crystal and Magnetic Structures of the Pyrochlore Form of FeF3 Between 2.5 and 25 K from Powder Neutron Diffraction. Comparison with the Other Varieties of FeF3.
Authors: FEREY G. , DE PAPE R. , LEBLANC M. , PANNETIER J. 
Published: May 2016

AbstractA recently synthesized new form of FeF3 with a cubic distorted pyrochlore‐type structure (Fd3m) is antiferromagnetic with TN = 20 K. Its magnetic structure below 20 K consists of four ferromagnetic sublattices oriented at 109° from each other.
ChemInform Abstract: Fabrication and Performance of a Ag/AgCl Reference Electrode in Thionyl Chloride Electrolyte.
Authors: CIESLAK W. R. , DELNICK F. M. 
Published: May 2016

AbstractThe described Ag/AgCl electrode, that can be used as a reference in LiAlCl4/SOCl2 battery electrolytes, consists of a prechloridized Ag wire inserted into a glass capillary which is filled with AgCl‐saturated 1.5 M LiAlCl4/SOCl2 solution.
ChemInform Abstract: Electrochemical Preparation of a Pt‐Ru Alloy
Authors: QUIROZ M. A. , GONZALEZ I. , MEAS Y. , LAMY‐PITARA E. , BARBIER J. 
Published: May 2016

Abstractis achieved by simultaneous reduction of Pt(IV) and Ru(III) in 1 M HCl electrolyte (Pt electrode, Pt:Ru = 10:1).
ChemInform Abstract: Thermodynamic Study of Corrosion of Iron in NaNO3‐NaNO2 Mixtures.
Authors: PICARD G. S. , LEFEBVRE H. M. , TREMILLON B. L. 
Published: May 2016

AbstractThe influence of oxoacidity on the corrosion of Fe in molten NaNO3‐NaNO2 mixtures is demonstrated by means of potential‐pO2‐ diagram.
ChemInform Abstract: Composition of the Near Surface Regions of Conversion Coated Aluminium.
Authors: ASAMI K. , OKI M. , THOMPSON G. E. , WOOD G. C. , ASHWORTH V. 
Published: May 2016

AbstractBy conversion coating of aluminium, initially supporting electropolished or barrier‐type anodic films, performed in the so‐called chromate and chromate‐phosphate baths, the original formed alumina is replaced by a thicker chromium‐containing material.
ChemInform Abstract: Electrical Resistivities of Dibenzotetrathiafulvalene (DBTTF), Dibenzotetraselenafulvalene and Tetrathiatetracene Salts with Tin(IV) Hexachloride and Alkyltin(IV) (Alkyl: Me and Et) Chloride Anions, and X‐Ray Crystal Structure of (DBTTF)3(Sn3Me6Cl8)·PhCN.
Authors: SHIMIZU R. , MATSUBAYASHI G. , TANAKA T. 
Published: May 2016

AbstractThe title compounds (III)‐(XI) are prepared by controlled current electrolyses of the donor molecules in solutions of MeCN, PhCN, nitrobenzene or 1,1,2‐trichloroethane, containing (NBu4)2SnCl6 or SnR2Cl2 (Re: ‐Me, ‐Et) and (P(Ph)3CH2‐Ph)Cl.
ChemInform Abstract: Thermal Cycloaddition of Alkenes to Phenols: a Theoretical Approach.
Authors: ARRIAU J. , FERNANDEZ J. , YIANNI P. 
Published: May 2016

AbstractMNDO calculations show that the thermal 2,5‐cycloaddition of alkenes (III) to phenols (I) can only occur when strained cyclic alkenes (IIIb) are employed.
ChemInform Abstract: Thermal Decomposition of Energetic Materials. Part 17. A Relationship of Molecular Composition to HONO Formation: Bicyclo and Spiro Tetranitramines.
Authors: BRILL T. B. , OYUMI Y. 
Published: May 2016

AbstractThe IR‐active gas products from the rapid thermal decomposition of the six cyclic nitramines (I)‐(IV) are quantified.
ChemInform Abstract: Chemistry of 1,5‐Diketone Derivatives. Part 11. Synthesis of 2‐Hydroxy‐ 1,3,5‐triphenyl‐1,5‐pentanedione and Heterocycles on Its Base.
Authors: MOSKOVKINA T. V. , VYSOTSKII V. I. , TILICHENKO M. N. 
Published: May 2016

AbstractChalcone (I) is coupled with hydroxyacetophenone (II) or acetoxyacetophenone (IV), producing the 2‐hydroxy‐1,3,5‐triphenyl‐1,5‐pentanedione (III).
ChemInform Abstract: Stereochemistry of the Phosphate‐Phosphonate Rearrangement.
Authors: HAMMERSCHMIDT F. , VOELLENKLE H. + 
Published: May 2016

AbstractThe enantiomerically pure phenylethanols (Ia) and (Ib) are transformed to the diethylphosphates (IIIa), (IIIb) which are subjected to a phosphate‐phosphonate rearrangement to give the (‐)‐(IV) and (+)‐(V) phosphonates, respectively.
ChemInform Abstract: Reactions of Carbonyl Compounds in Basic Solutions. Part 11. The Baker‐Venkataraman Rearrangement.
Authors: BOWDEN K. , CHEHEL‐AMIRAN M. 
Published: May 2016

AbstractThe rearrangements of 2‐acetylphenyl benzoate (I) (R: ‐H) catalysed by the phenols (II) and KOtBu, of the derivatives (I) (R: ≠H) catalysed by (II) (R: ‐Me) and KOtBu, and of (I) (R: ‐H), (IV), and (V) in the temp. range 18.4‐40.2 °C catalysed by (II) (R: ‐Me) and KOtBu have been studied kinetically.
ChemInform Abstract: Photocycloaddition Reactions of Thioimides with Alkynes.
Authors: COYLE J. D. , RAPLEY P. A. , KAMPHUIS J. , BOS H. J. T. 
Published: May 2016

AbstractPhotochemical reaction between the thiophthalimide (Ia) and the acetylenes (IIa) or (IIb) yields the spiro‐thiete products (III); the related spiro‐dithioles (IV) isolated from the reaction mixtures may be formed during work‐up.
ChemInform Abstract: Photochemical Cycloaddition Reactions of N‐Methyl(thiophthalimide) and N‐Methyl(dithiophthalimide) with Alkenes.
Authors: COYLE J. D. , RAPLEY P. A. 
Published: May 2016

AbstractPhotochemical cycloaddition of (Ia) with either E‐ or Z‐(II) probably proceeds via a 1,4‐diradical intermediate to yield a mixture of diastereomers (IIIa) and (IIIb).
ChemInform Abstract: Structures and Reactions of Radical Cations of Linear Alkanes: ESR Evidence for Selective Deprotonation.
Authors: TORIYAMA K. , NUNOME K. , IWASAKI M. 
Published: May 2016

AbstractIt has been shown that the linear alkane radical cations of butane to heptane radiolytically produced in SF6 at 77 K exhibit the planar extended structure with no detectable gauche conformers.
ChemInform Abstract: One‐Electron Oxidation of Closed‐Shell Molecules. Part 4. Acid‐Induced Oxidative Cleavage of Substituted 1,2,2,2‐Tetraphenylethanones (Benzpinacolones) with Diaroyl Peroxides.
Authors: KITAGAWA T. , TAKEUCHI K. , MURAI O. , MATSUI S. , INOUE T. , NISHIMURA M. , OKAMOTO K. 
Published: May 2016

AbstractThe logarithms of the rate constants for the cleavage of the tetraarylethanones (I) are linearly correlated with the oxidation potentials of (I).
ChemInform Abstract: Non‐Chelation‐Controlled Nucleophilic Addition to Chiral α‐Siloxyketones.
Authors: REETZ M. T. , HUELLMANN M. + 
Published: May 2016

AbstractReaction of the protected hydroxyketones (I) with organo‐titanium, organo‐magnesium, or organo‐lithium compounds yields various amounts of the adducts (II) and (III), depending on the reaction conditions.
ChemInform Abstract: Studies on β‐Enaminonitriles. Part 1. Benzoylation in the Presence of Sodium in Benzene.
Authors: SARKAR M. , CHATTOPADHYAY S. , MAHALANABIS K. K. 
Published: May 2016

AbstractThe reaction of the nitrile (I) according to A) brings about an unusual reductive decyanation (discussion of the mechanism) to give the amide (II) as major product.
ChemInform Abstract: Synthesis of 2,5(6)‐Disubstituted Benzimidazoles, 2‐Substituted 5‐(4‐Substituted‐phenyl)‐1,3,4‐thiadiazoles and Imidazothioxanthene and Their Antifilarial Activity.
Authors: CHAUHAN P. M. S. , BHAKUNI D. S. 
Published: May 2016

AbstractTitle compounds of type (III), (VI), (IX) and (X) are synthesized as indicated and screened for their antifilarial activity.
ChemInform Abstract: tert‐Butyl Chloromethyl Ether.
Authors: JONES J. H. , THOMAS D. W. , THOMAS R. M. , WOOD M. E. 
Published: May 2016

AbstractReaction of dimethylsulfoxide (I) with tert‐butanol and acetic anhydride produces tert‐butyl methylthiomethyl ether (II) and the acetate (III).
ChemInform Abstract: Coenzyme Model Studies. Part 3. Transimination and Reduction Using NADH Models.
Authors: SINGH S. , SINGH I. , SAHOTA R. K. , NAGRATH S. 
Published: May 2016

AbstractTreatment of the imines (I) with (II) in glacial AcOH results in the formation of (IV), involving the substitution of the cyclohexylamino group by a less basic aromatic amine.
ChemInform Abstract: Fluoride‐Induced Fragmentation of Acetyldimethylphenylsilane.
Authors: ZILCH H. , TACKE R. 
Published: May 2016

AbstractAcetyldimethylphenylsilane (IV) is prepared from the silyl chloride (I) by coupling with the dithiane (II) and subsequent degradation of the thioacetal (III).
ChemInform Abstract: Potential Tumor‐ or Organ‐Imaging Agents. Part 27. Polyiodinated 1,3‐Disubstituted and 1,2,3‐Trisubstituted Triacylglycerols.
Authors: WEICHERT J. P. , GROZIAK M. P. , LONGINO M. A. , SCHWENDNER S. W. , COUNSELL R. E. 
Published: May 2016

AbstractThe triacylglycerols (IV) and (VI) are prepared and radioiodinated with iodine‐125 by isotope exchange in a melt of pivalic acid.
ChemInform Abstract: Enantioselective Synthesis of trans‐Octahydro‐1,6‐dioxoinden‐4‐ylpropionic Acid from (R)‐2,3‐O‐Isopropylideneglyceraldehyde by Tandem Ortho Ester Claisen Rearrangement.
Authors: SUZUKI T. , SATO E. , UNNO K. , KAMETANI T. 
Published: May 2016

AbstractThe aldehyde (II), available from D‐mannitol (I) according to a literature method, reacts with the bromide (III) to give the alcohol (IV).
ChemInform Abstract: Reduction of Oximes and Aliphatic Nitro Compounds to Imines for Further in situ Reactions: A Novel Synthesis of Pyrroles and Pyrrolin‐2‐ones.
Authors: BARTON D. H. R. , MOTHERWELL W. B. , SIMON E. S. , ZARD S. Z. 
Published: May 2016

AbstractThe system (A) (compounds (II) + (III)) is a self‐drying reagent capable of reducing ketoximes such as (Ia), (Id), (IVa) to the corresponding imines under strictly anhydrous conditions at room temperature; subsequent hydrolysis, acetolysis, reduction/acetylation, or trapping with HCN leads to the respective products (Ib) or (IVb), (Ic), (Ie) (If).
ChemInform Abstract: Syntheses of Antileukemic (Indolylvinyl)indoles.
Authors: DANN O. , WOLFF H.‐P. , SCHLEE R. , RUFF J. 
Published: May 2016

AbstractReaction of corresponding aldehydes (Ia) or (Id) with phosphonium bromides (Ic) or (If) (prepared from (Ia), (Id) via (Ib), (Ie)) according to literature procedures yields the title compounds (IIa)‐(IIc) from which the derived antileukemic imidazolinyl compounds (IId)‐(IIf) are prepared by known methods.
ChemInform Abstract: Synthesis and Reactions of 5‐(3′‐Hydroxyoxindol‐3′‐yl)‐1,3‐benzodioxoles.
Authors: DALLACKER F. , SANDERS G. 
Published: May 2016

AbstractReaction of the isatins (Ia) ‐ (Ic) with the Grignard compound (II) yields either the monosubstituted derivatives (IIIa) ‐ (IIIc) or the diarylated compounds (IVb) and (IVc).
ChemInform Abstract: A Convenient Synthesis of L‐(S)‐Glyceraldehyde Acetonide from L‐Ascorbic Acid.
Authors: HUBSCHWERLEN C. 
Published: May 2016

AbstractL‐Gulono‐1,4‐lactone (II), prepared by hydrogenation of ascorbic acid (I), is converted to 5,6‐O‐isopropylidene‐L‐gulono‐lactone (IV).
ChemInform Abstract: Heterocycles from Carbohydrate Precursors. Part 31. Regioselective Formation of Terminal 1,3‐Dioxolanes from 1‐C‐Substituted D‐erythro‐Glycerols.
Authors: EL ASHRY E. S. H. , EL KILANY Y. , SINGAB F. 
Published: May 2016

AbstractIsopropylidenation of 1‐C‐substituted‐D‐erythro‐glycerols (I) yields the corresponding 2,3‐acetals (III) regioselectively.
ChemInform Abstract: Multisubstrate Inhibitors of Dopamine β‐Hydroxylase. Part 1. Some 1‐Phenyl and 1‐Phenyl‐Bridged Derivatives of Imidazole‐2‐thione.
Authors: KRUSE L. I. , KAISER C. , DEWOLF W. E. JUN. , FRAZEE J. S. , GARVEY E. , HILBERT E. L. , FAULKNER W. A. , FLAIM K. E. , SAWYER J. L. , BERKOWITZ B. A. 
Published: May 2016

AbstractThe N‐substituted imidazolethiones (IV), (VII), and (VIII) are synthesized and their inhibitory activity on DBH is tested.
ChemInform Abstract: Nitrosochlorination of Substituted Imidazolin‐2‐ones.
Authors: GOLOVKO V. V. , STATSENSKAYA A. I. , BASKAKOV YU. A. , PUTSYKIN YU. G. 
Published: May 2016

AbstractTreatment of 1‐(p‐chlorophenyl)imidazolinone (I) with nitrosyl chloride in methanolic solution gives the dimethoxy compound (II), while reaction of the 4‐phenyl compounds (III) in methanol or ethanol yields the monooximes (IV).
ChemInform Abstract: Reaction of Hexamethyldisilazane with Diacylhydrazines: An Easy 1,3,4‐ Oxadiazole Synthesis.
Authors: RIGO B. , CAULIEZ P. , FASSEUR D. , COUTURIER D. 
Published: May 2016

AbstractThe 1,3,4‐oxadiazoles (IV) are prepared in a one‐pot synthesis by reaction of the diacylhydrazones (I) with hexamethyldisilazane (II) and subsequent cyclizing desilylation of the intermediate (III).
ChemInform Abstract: Further Investigation on (3,3) Sigmatropic Rearrangement of Allyl Ethers of 4‐Hydroxycoumarin.
Authors: PATRA A. , MUKHOPADHYAY A. K. , MITRA A. K. 
Published: May 2016

AbstractRearrangement reactions of the allyl ethers (I) and further reactions of some products thus obtained are investigated leading to the results shown in the scheme (in part no yields given).
ChemInform Abstract: Diastereoselective Conjugate Addition to 3‐(p‐Tolylsulphinyl)chromone: A Route to Chiral 2‐Substituted Chroman‐4‐ones.
Authors: SAENGCHANTARA S. T. , WALLACE T. W. 
Published: May 2016

AbstractThe racemic chromone (III), prepared from the bromohydroxyacetophenone (I), reacts with lithium dimethylcuprate, yielding the two diastereomers (IV) only.
ChemInform Abstract: The Rearrangement of 3,4‐Dihydro‐2,2‐dimethyl‐2H,5H‐pyrano(2,3‐b)(1)benzopyran‐5‐ones with DDQ.
Authors: AHLUWALIA V. K. , ARORA K. K. , MUKHERJEE I. , MUKHERJEE K. 
Published: May 2016

AbstractDehydrogenation of the dihydropyranochromones (I) with DDQ results in a rearrangement reaction, yielding the pyranocoumarins (II) which can also be prepared from the corresponding dihydropyranocoumarins (III).
ChemInform Abstract: 3‐Amino‐5,6‐dihydro‐4H‐thiopyran 1,1‐Dioxides. Reactivity with Diethyl Azodicarboxylate and Some α,β‐Unsaturated Ketones.
Authors: FATUTTA S. , PITACCO G. , VALENTIN E. 
Published: May 2016

AbstractThe sec. enamines (IV) derived from the thiopyranone dioxide (I) are in tautomeric equilibrium with their imine forms (III) dependent on structure and physical state.
ChemInform Abstract: 1,2,5‐Trimethyl‐4‐(p‐hydroxyaryl)piperideines‐3 and Their Steric Structure.
Authors: REZAKOV V. A. , DAS S. K. , FOMICHEV A. A. , PROSTAKOV N. S. 
Published: May 2016

AbstractThe coupling of the piperidone (I) with the phenoles (II) gives the p‐hydroxyphenylpiperideines (III).