bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Preparation and Spectroscopic Investigations of Highly Branched Functional Siloxanes.
Authors: POPOWSKI E. , SCHULZ J. , KELLING H. , JANCKE H. 
Published: May 2016

AbstractThe preparations of the siloxanes (Ia‐d) and (IIa‐d) occur as shown for the compounds (I) in the scheme starting with the chlorosilanes (III) and the silanole (IV).
ChemInform Abstract: Reactions of Organic Anions. Part 141. An Unusual Reaction of 4‐Methoxy‐1‐nitronaphthalene and 4‐Amino‐1‐nitronaphthalene with Dimethyl Phosphite Under Basic Conditions.
Authors: DANIKIEWICZ W. , MAKOSZA M. 
Published: May 2016

AbstractThe 1‐nitronaphthalenes (I) react with dimethyl phosphite (II) in methanol to give mixtures of the phosphonates (III) ‐ (V).
ChemInform Abstract: Generation and Thermal Reactions of 2‐Methyl‐4‐oxo‐2‐selenoniochroman‐ 3‐ide.
Authors: HORI M. , KATAOKA T. , SHIMIZU H. , TSUTSUMI K. 
Published: May 2016

AbstractThe selenoniochroman (III) is synthesized from the diacid (I) in two steps.
ChemInform Abstract: Preparation and Characterization of Thiagerma‐ and Selenagermaadamantanes.
Authors: HAAS A. , KUTSCH H.‐J. , KRUEGER C. + 
Published: May 2016

AbstractIn the presence of Al2Cl6, the alkyl‐Ge trichlorides (I) react with (H3Si)2S (II) or (H3Si)2Se (IV) to yield the title compounds (III).
ChemInform Abstract: Synthesis and Reactivity of N,N‐Dialkylcarbamato Complexes of Titanium(III) and Vanadium(III). Crystal and Molecular Structure of an Anionic Dimeric Titanium(III) Derivative.
Authors: BELLI DELL'AMICO D. , CALDERAZZO F. , GIURLANI U. , PELIZZI G. 
Published: May 2016

AbstractAnhydrous metal trichlorides (I) react with (II) and (III) at 80 °C within 8 h to give (Va) and (Vb).
ChemInform Abstract: The Synthesis of Silica‐Supported Phosphine and Phosphine Oxide Complexes of Manganese(II) Iodide and Their Reaction with Sulfur Dioxide.
Authors: BOOTH B. L. , LIU M. , MCAULIFFE C. A. 
Published: May 2016

AbstractThe complex (V) can be prepared from (I) either by reaction with dehydrated silica followed by treatment with MnI2 or vice versa.
ChemInform Abstract: Spiro Steroids via the Barbier‐Grignard Reaction of Steroidal Ketones with Allyl Bromide and Magnesium.
Authors: PARYZEK Z. , BLASZCZYK K. 
Published: May 2016

AbstractHydroboration of the allylated cholestanols (I), obtained by Barbier‐Grignard reaction of 5α‐cholestan‐3‐one with All‐Br and Mg, yields the products (II) and (III) the Jones oxidation of which affords the spirolactones (V) or the ketoens (VI), respectively.
ChemInform Abstract: Mono‐Esterification of the N‐Protected Diacids Aspartic and Glutamic Acid by Chloroformate Activation.
Authors: JOUIN P. , CASTRO B. , ZEGGAF C. , PANTALONI A. , SENET J. P. , LECOLIER S. , SENNYEY G. 
Published: May 2016

AbstractThe N‐protected amino diacids (I) react with the chloroformates (II) to yield the monoanhydrides (III) and (IV) which cyclize to form the anhydrides (V).
ChemInform Abstract: Syntheses of Model Oligosaccharides of Biological Significance. Part 9. Syntheses of Trideuteriomethyl Di‐3,6‐O‐(2‐acetamido‐2‐deoxy‐β‐D‐glucopyranosyl)‐β‐D‐galactopyranosi# de: The I Antigen Branch‐Point Trisaccharide and Related Disaccharides.
Authors: WHITFIELD D. M. , RUZICKA C. J. , CARVER J. P. , KREPINSKY J. J. 
Published: May 2016

AbstractThe title disaccharide (V) is synthesized as well as its two component disaccharides (III) and (IV) from appropriate monosaccharide components using AgO‐SO2CF3 or a silver zeolite as promoter.
ChemInform Abstract: Reaction of Acetyl Hypofluorite with Pyranoid and Furanoid Glycals.
Authors: DAX K. , GLAENZER B. I. + , SCHULZ G. , VYPLEL H. 
Published: May 2016

AbstractAddition of acetyl hypofluorite to the pyranoid glycals (I) leads to the formation of mixtures of the stereoisomers (II) and (III).
ChemInform Abstract: Synthesis of (.+‐.)‐Nitramine and (.+‐.)‐Isonitramine.
Authors: CARRUTHERS W. , MOSES R. C. 
Published: May 2016

AbstractThe ketonitrile (I) is cyclized via the benzylamino acetal (II), forming the spirocyclic piperidine (III) which is converted into (±)‐nitramine (IV) and (±)‐isonitramine (V).
ChemInform Abstract: Seignette Electrics A6(B′9B′′)O30 with the Structure of Tetragonal Tungsten Bronze
Authors: BONDARENKO Z. V. , FILIP'EV V. S. , DEVLIKANOVA R. U. , KOMAROV V. D. 
Published: May 2016

Abstractare known to possess outstanding dielectric, piezoelectric and electro‐optical properties.
ChemInform Abstract: Vibrational Study of Ionic Association in Aprotic Solvents. Part 11. Formation and Structure of Mixed Aggregates Between Lithium Halides and Lithium Thiocyanate.
Authors: GORALSKI P. , CHABANEL M. 
Published: May 2016

AbstractMixed aggregates between LiX (X: Cl, Br) and LiSCN have been investigated by Fourier transform IR spectroscopy in the ν(CN) region.
ChemInform Abstract: 19F Shielding Anisotropy in RbCaF3.
Authors: KALIAPERUMAL R. , SEARS R. E. J. , FINCH C. B. 
Published: May 2016

AbstractThe isotropic shift of cubic RbCaF3 has been determined by 19F NMR multipulse measurement to be ‐47.0 ppm with respect to C6F6 and the anisotropy is found to be 128.7 ppm.
ChemInform Abstract: Properties of Triazadienyl Fluoride, N3F.
Authors: GHOLIVAND K. , SCHATTE G. , WILLNER H. 
Published: May 2016

AbstractA safe preparative method has been developed for the synthesis of the explosive N3F in very pure form (reaction of HN3 with F2 in the gas phase, apparatus is described in detail, yield 50‐70% based on HN3).
ChemInform Abstract: Iron Antimonate
Authors: BERRY F. J. , HOLDEN J. G. , LORETTO M. H. , URCH D. S. 
Published: May 2016

Abstract, prepared by addition of NH3 to a mixture of Fe(NO3)3 and SbCl5 in HNO3 and subsequent calcination of the precipitates, has been investigated by X‐ray powder diffraction, 57Fe and 121Sb Mößbauer spectroscopy, XPS, energy dispersive X‐ray microanalysis, and Auger electron spectroscopy.
ChemInform Abstract: Asymmetric Induction in the Addition Reactions of Chiral Sulfinylallyl Anions (Ambident Nucleophiles) with Enones (Ambident Electrophiles). Ring Closure of Enol Thioether Ketones.
Authors: HUA D. H. , VENKATARAMAN S. , COULTER M. J. , SINAI‐ZINGDE G. 
Published: May 2016

AbstractThe optically active allylic sulfoxide is lithiated and then coupled with the cyclic enones to yield predominantly the 1,4‐adducts (III), together with, normally, minor amounts of the 1,2‐adducts (IV).
ChemInform Abstract: Reaction of Arenesulfonyl Halides with Free Radicals. Part 3.
Authors: DA SILVA CORREA C. M. M. , OLIVEIRA M. A. B. C. S. 
Published: May 2016

AbstractThe thermal decomposition of AIBN (II) in the presence of (I) leads to products of halogen abstraction, radical dimerization, and disproportionation.
ChemInform Abstract: Photochemistry of Fe(CO)5 Adsorbed onto Porous Vycor Glass.
Authors: DARSILLO M. S. , GAFNEY H. D. , PAQUETTE M. S. 
Published: May 2016

AbstractUV‐VIS and diffuse reflectance FTIR (DRIFT) spectra establish that Fe(CO)5 physisorbs onto PVG without disruption or significant distortion of its prim. coordination sphere.
ChemInform Abstract: Generation of the Dianion from Tetrasilabicyclo(1.1.0)butane Derivatives.
Authors: KAWASE T. , BATCHELLER S. A. , MASAMUNE S. 
Published: May 2016

AbstractReductive cyclization of the disilane (VII), which is prepared as outlined in the reaction scheme from diisopropylaniline (I) and the silane (V), yields the tetrasilabicyclobutane (IX).
ChemInform Abstract: Reactions of Polyhalogenofunctionalized Compounds with Metals and Electrophilic Reagents. Part 4. Reaction of Trichloroethylidene Derivatives of Malonic and Cyanoacetic Acid Esters with Zinc and Carboxylic Acids Chlorides.
Authors: SHCHEPIN V. V. , RODYGIN A. S. , KULESH I. A. , LAPKIN I. I. 
Published: May 2016

AbstractThe trichloroethylidenemalonic esters (Ia) and (Ib) and the trichloroethylidenecyanoacetic ester (Ic) react with Zn in Et2O/EtOAc to form zinc‐organic compounds, which are hydrolyzed to afford the dichlorovinyl derivatives (II) or the dichloroethylidene derivative (III).
ChemInform Abstract: (4 + 3) Cycloaddition of a Trimethylenemethane Fragment. An Approach to Polyhydroazulenes.
Authors: TROST B. M. , MACPHERSON D. T. 
Published: May 2016

AbstractCyclization of the enynes (I), (VII), (XI) using a) Pd(OAc)2 and the ligand (II) or b) the palladiacyclopentadiene (VIII) or c) Pd(OAc)2 alone affords the dienes (III), (IX), or (XII) which can be transformed to the polyhydroazulene systems (IV), (X), or (XIII).
ChemInform Abstract: Reactions of N‐Sulfinyl Compounds. Part 16. New Pathways to Sulfinic Acid Derivatives via Ene Adducts of N‐Sulfinylnonafluorobutanesulfonamide.
Authors: RUMINY A. J. , KRESZE G. 
Published: May 2016

AbstractEne reaction of the N‐sulfinylsulfonamide (II) with the alkenes (I) yields the allylsulfinylsulfonamides (III) which are cleaved by the alcohols (IV) to form the sulfinic esters (V) and the sulfamide (VI).
ChemInform Abstract: Preparation of Carbodiimides Using Phase‐Transfer Catalysis.
Authors: JASZAY Z. M. , PETNEHAZY I. , TOEKE L. + , SZAJANI B. 
Published: May 2016

AbstractThe carbodiimides (III) are prepared by dehydration of the ureas (I) with the arenesulfonyl chlorides (II) under solid‐liquid phase‐transfer conditions using potassium carbonate as the base and benzyltriethylammonium chloride as the catalyst.
ChemInform Abstract: Titanium Tetrachloride‐Mediated Reaction of Anthraquinone and Anthrone with Amines or Thiols.
Authors: TAMANO M. , NAGAI Y. , KOKETSU J. 
Published: May 2016

AbstractAnthraquinone (I) reacts with methylamine (II) in the presence of TiCl4, producing the diimine (III).
ChemInform Abstract: Synthesis and Reactivity of 6‐ and 7‐Methoxyindano(1,2‐b)aziridines.
Authors: NGUY N. M. , CHIU I.‐C. , KOHN H. 
Published: May 2016

AbstractStarting with the indenes (I), the aziridines (III) are prepared by addition of bromoazide to the five‐ring double bond in (I) and subsequent reductive ring closure with hydrides.
ChemInform Abstract: Synthesis of 2‐(Hydrazinocarbonylthio)acetic Acids and Cyclization to 3‐Aminothiazolidine‐2,4‐diones.
Authors: HANEFELD W. , JALILI M. A. 
Published: May 2016

AbstractThe N‐mono‐ or N,N‐disubstituted hydrazines (I) react with carbonyl sulfide (II) in the presence of a base and the haloacetic acid salts (IV) to yield the 2‐(hydrazinocarbonylthio)acetic acids (V) via (III).
ChemInform Abstract: The Synthesis of 2H‐Thiopyrans from β‐Thioxoaldehydes.
Authors: GREIF D. , PULST M. , WEISSENFELS M. 
Published: May 2016

AbstractThe 2H‐thiopyrans (IV) are prepared by cycloaddition reaction of the enamino thioketones (I) with the activated alkenes (II) or from the dicyclohexylammonium salts (V) of β‐thioxoaldehydes and (II).
ChemInform Abstract: Synthesis of 3,5,12‐Triazawurtzitanes (3,5,12‐Triazatetracyclo‐(5.3.1.12,6.04,9)dodecanes).
Authors: NIELSEN A. T. , CHRISTIAN S. L. , MOORE D. W. , GILARDI R. D. , GEORGE C. F. 
Published: May 2016

AbstractReaction of the triformylcyclohexane (I) with the primary amines (II) leads to the formation of the trisubstituted triazawurtzitanes (IV) via the trisimines (III).
ChemInform Abstract: Synthesis of β‐Bromoselenonium Salts.
Authors: MAGDESIEVA N. N. , GORDEEV M. F. 
Published: May 2016

AbstractThe reactivity of several diorganoselenium halides ‐ tetramethyleneselenium dibromide (I), dimethylselenium bromide, diphenylselenium bromide, the corresponding chlorides and tetramethyleneselenium diiodide ‐ towards various alkenes is studied.
ChemInform Abstract: Palladium‐Catalyzed Coupling of Aryl Halides with (Trimethylstannyl)diphenylphosphine and (Trimethylsilyl)diphenylphosphine.
Authors: TUNNEY S. E. , STILLE J. K. 
Published: May 2016

AbstractThe aryl halides (I) react with trimethylsilyldiphenylphosphine (IIa) or trimethylstannyldiphenylphosphine (IIb) in the presence of Pd complexes to form the aryldiphenylphosphines (III).
ChemInform Abstract: C‐Substituted Diphosphetes.
Authors: NEUMUELLER B. + , FLUCK E. 
Published: May 2016

AbstractThe diaminomethylenephosphorane (I) is methylated with methyl iodide (II) to yield the phosphonium iodide (III) which is transformed into the diphosphete (IV) by treatment with butyllithium.
ChemInform Abstract: Synthetic and NMR Spectroscopic Studies on the 1,3,2‐Benzodiazaphosphorine Ring System.
Authors: BRYCE M. R. , MATTHEWS R. S. 
Published: May 2016

AbstractAnthranilamide (I) reacts with P2S5 to form the benzodiazaphosphorinedithione (II) which is alkylated stepwise by the alkyl iodides (III) to give the mono‐ to trisubstituted derivatives (IV) ‐ (VI).
ChemInform Abstract: 1,3‐Migration of a Methyl Group from Germanium to Silicon in Reactions of (Me3Si)2C(GeMe3)(SiMe2Br) with Silver Salts.
Authors: EABORN C. , SAXENA A. K. 
Published: May 2016

AbstractThe compound (IIa) prepared as shown reacts with AgBF4 or AgO3SCF3 in refluxing CH2Cl2, or with AgOOCCF3 in TFA at room temp. to give the derivatives (IIb)‐(IId).
ChemInform Abstract: Cyclometallaphosphazenes. Synthetic and Structural Investigation of a New Class of Heterocyclic Compounds.
Authors: KATTI K. V. , SESEKE U. , WITT M. , ROESKY H. W. 
Published: May 2016

AbstractStarting with the Bezman salt (I) and the chlorides (II) or (IV), the metallaphosphazenes (III) and (V) are synthesized.
ChemInform Abstract: Eudistomins A‐Q, β‐Carbolines from the Antiviral Caribbean Tunicate Eudistoma olivaceum.
Authors: RINEHART K. L. JUN. , KOBAYASHI J. , HARBOUR G. C. , GILMORE J. , MASCAL M. , HOLT T. G. , SHIELD L. S. , LAFARGUE F. 
Published: May 2016

AbstractThe title compounds (I)‐(IV) are isolated from the title species and their structures are confirmed by physical methods, derivatization reactions, partial syntheses and comparison with model compounds.
ChemInform Abstract: Magnetron‐Sputtered Silicon Films for Gate Electrodes in MOS Devices.
Authors: OKAMOTO A. , SERIKAWA T. 
Published: May 2016

AbstractRF planar magnetron sputtering at low temp. (< 100 °C, pure Si target, argon atmosphere, 0.2‐5.3 Pa) has been used to produce silicon films of ∼ 0.5 μm thickness.
ChemInform Abstract: Polymorphism of Cs3Tl2Br9.
Authors: ZIMMERMANN K. , THIELE G. 
Published: May 2016

AbstractThe title compound has been synthesized either by heating (400 °C) a 3:2 mixture of CsBr and TlBr with Br2 in a closed system or by reaction of a aqueous solution of TlBr3 with CsBr.
ChemInform Abstract: Studies on Hydrogen Permeability for Various Metals Using the Colouring of Amorphous WO3 with Hydrogen Penetrated Through Sandwich‐Type Films (a‐WO3/Metal/LaNi5).
Authors: ADACHI G. , SAKAGUCHI H. , SHIMOGOHRI T. , SHIOKAWA J. 
Published: May 2016

AbstractThe hydrogen permeability of various metals, studied using a H2 pressure of 2·106 Pa at about 350 K, is found to decrease in the following order: LaNi5, Pt, Pd > Fe > Ni, Co, Ti > Mn > Cu > Mg, Cr > Al > Au, Ag, Zn.
ChemInform Abstract: X‐Ray Structure and Stereochemical Properties of (S,S)‐(‐)‐2‐Methylsulfonyl‐3‐phenyloxaziridine and of (S,S)‐(‐)‐2‐Methylsulfonyl‐3‐(2‐chloro‐5‐nitrophenyl)oxaziridine.
Authors: FORNI A. , MORETTI I. , TORRE G. , BRUECKNER S. + , MALPEZZI L. 
Published: May 2016

AbstractThe absolute configuration of both (Ia) and (Ib), obtained by asym.
ChemInform Abstract: Chemistry of Sulfonylmethyl Isocyanides. Part 31. Chiral Sulfonylmethyl Isocyanides. Synthesis and Asymmetric Induction.
Authors: HUNDSCHEID F. J. A. , TANDON V. K. , ROUWETTE P. H. F. M. , VAN LEUSEN A. M. 
Published: May 2016

AbstractThe asym. induction in the reaction of isocyanides (I) or (IX) with trifluoroacetophenone (II) or acetophenone (V) are determined.
ChemInform Abstract: Heteroatom‐Directed Allylic Substitution and Rearrangement Reactions.
Authors: HAGEN J. P. , HARRIS J. J. , LAKIN D. 
Published: May 2016

Abstract3‐Chloro‐1‐methoxypropene (I) reacts with the nucleophiles (II) or (V) under various conditions to yield either the (thio)acetals (III) due to attack at C‐1 or the 3‐substituted 1‐methoxypropenes (IV) and (VI).
ChemInform Abstract: MgBr2‐Promoted Addition of Heterosubstituted Methyl Ketene Silyl Acetals to Alkoxy Aldehydes. Diastereoselective Synthesis of 3,4‐syn‐2‐Methylene‐ and 2‐(Alkoxymethyl)‐3‐hydroxy‐4‐alkoxy Esters.
Authors: BERNARDI A. , CARDANI S. , COLOMBO L. , POLI G. , SCHIMPERNA G. , SCOLASTICO C. 
Published: May 2016

AbstractThe stereochemistry of the reaction between the ketene silyl acetals (I) and the aldehydes (II) in the presence of Lewis acids, especially MgBr2, is investigated.
ChemInform Abstract: Intramolecular (4+2)‐Cycloadditions of Vinylnitrosonium Cations with Olefins.
Authors: DENMARK S. E. , CRAMER C. J. , DAPPEN M. S. 
Published: May 2016

AbstractThe epoxynitrones (V) and (IX) undergo intramolecular cycloaddition reactions in the presence of trimethylsilyl triflate to produce the fused oxazine derivatives (VI) ‐ (VIII) or (X) after treatment with potassium cyanide.
ChemInform Abstract: Oxovanadium(IV) and Nickel(II) Etioporphyrin I as Models for Petroporphyrins.
Authors: ADAMS C. J. , GOSLING K. , BURR S. H. , SEDDON K. R. , SMEDLEY S. M. 
Published: May 2016

AbstractThe kinetics of thermal degradation of the title complexes are studied in dodecahydrotriphenylene solution at ca. 670 K (temp.
ChemInform Abstract: Return Electron Transfer Within Geminate Radical Ion Pairs. Observation of the Marcus Inverted Region.
Authors: GOULD I. R. , EGE D. , MATTES S. L. , FARID S. 
Published: May 2016

AbstractResults of laser flash photolysis studies are summarized which are specifically designed to study the relationship between the thermodynamics and the kinetics of the return electron transfer process.
ChemInform Abstract: The Selective Oxidation of Primary Alcohols to Aldehydes by O2 Employing a Trinuclear Ruthenium Carboxylate Catalyst.
Authors: BILGRIEN C. , DAVIS S. , DRAGO R. S. 
Published: May 2016

AbstractThe catalysts (I) are employed in the title reaction, selectively converting prim. alcohols to aldehydes and, more slowly, sec. alcohols to ketones (tert. alcohols are unreactive).
ChemInform Abstract: Aliphatic Sulfonation. Part 2. Sulfonation of Alkenes with an Excess of Sulfur Trioxide. Stereospecific Formation of Carbyl Sulfates.
Authors: BAKKER B. H. , CERFONTAIN H. 
Published: May 2016

AbstractThe alkenes (I) react with SO3 to form the β‐sultones (II) which insert further SO3, producing the carbyl sulfates (III).
ChemInform Abstract: Metalated Allylaminosilane: A New, Practical Reagent for the Stereoselective α‐Hydroxyallylation of Aldehydes to Erythro‐1,2‐diol Skeletons.
Authors: TAMAO K. , NAKAJO E. , ITO Y. 
Published: May 2016

AbstractThe allylaminosilane (I) is converted to the zinc reagent (II) which is employed in situ for the siloxyallylation of the aldehydes (III), producing the α‐siloxyallylaminosilanes (V) stereoselectively.
ChemInform Abstract: Reaction of Phenyl‐Substituted Allyllithiums with tert. Alkyl Bromides. Remarkable Difference in the Alkylation Regiochemistry Between a Polar Process and the One Involving Single‐Electron Transfer.
Authors: TANAKA J. , NOJIMA M. , KUSABAYASHI S. 
Published: May 2016

AbstractThe reaction of the phenyl‐substituted allyllithiums (I)‐(III) (obtained from the corresponding hydrocarbon precursors with BuLi) with tert. alkyl bromides such as (VI) or (XVI) is investigated systematically.
ChemInform Abstract: Highly Regio‐ and syn‐Diastereoselective Synthesis of 4‐Hydroxy‐1,2‐alkadienylcarbamates from α‐Titanated 2‐Alkynylcarbamates and Aldehydes.
Authors: HOPPE D. , GONSCHORREK C. , SCHMIDT D. , EGERT E. 
Published: May 2016

AbstractLithiation of (V), followed by reaction with (Ia), yields the mixture shown in the scheme.
ChemInform Abstract: Reaction of an Enaminone with 1‐Nitrocyclopentene: Synthesis of a Triquinane.
Authors: COOPER M. M. , HUFFMAN J. W. 
Published: May 2016

AbstractThe pyrrolidinocyclohexenone (I) reacts with the nitrocyclopentene (II) to form the aminonitrotriquinane (IIIa) which is converted to the amino ketone (IIIb).
ChemInform Abstract: Synthesis and Photochemistry of 1‐Diazo‐2‐cyclopentene and 2‐Diazobicyclo(3.2.0)hepta‐3,6‐diene.
Authors: CHAPMAN O. L. , ABELT C. J. 
Published: May 2016

AbstractThe diazocyclopentenes (VIII) are prepared from the ketones (I) by sulfinylation and formation of the tosylhydrazones (V).
ChemInform Abstract: Preparation and Assignment of Configuration of cis‐ and trans‐ 2,3,4,4a,5,6‐Hexahydro‐2‐naphthalenol.
Authors: UNDERINER T. L. , GOERING H. L. 
Published: May 2016

AbstractThe naphthalenols (II) and (IV) mentioned in the title are prepared by selective alanate reduction of the ketone (I) or by hydrolysis of the p‐nitrobenzoate (III).
ChemInform Abstract: Radical Spirocyclization: Synthesis of an Appropriately Oxygenated Spiro Compound Related to the Antitumor Antibiotic Fredericamycin A.
Authors: CLIVE D. L. J. , ANGOH A. G. , BENNETT S. M. 
Published: May 2016

AbstractStarting with the nitroaniline (I), the fragment (X) of fredericamycin A (XI) is synthesized.
ChemInform Abstract: (Tosyloxy)anthraquinones: Versatile Synthons for the Preparation of Various Aminoanthraquinones.
Authors: ZIELSKE A. G. 
Published: May 2016

Abstract1,4‐Ditosyloxyanthraquinone (Ib) prepared from quinizarin (Ia), is stepwise aminated with the amines (II) and (IV), yielding the symmetrical and unsymmetrical 1,4‐diaminoanthraquinones (V).
ChemInform Abstract: Intramolecular Nitrile Oxide Cycloaddition on Chiral Olefins: A Stereocontrolled Approach to β‐Ketol Precursors.
Authors: ANNUNZIATA R. , CINQUINI M. , COZZI F. , DONDIO G. , RAIMONDI L. 
Published: May 2016

AbstractThe chiral starting (E)‐ and (Z)‐nitrosulfides (I), (IV), (VII) and (X) undergo intramolecular nitrile oxide cycloaddition to yield the products shown in the scheme with poor to excellent anti stereoselectivity concerning the C5‐C5' positions.
ChemInform Abstract: A New Route to 6‐Azachromones. An Improved Synthesis of 2‐Azaxanthone.
Authors: CORDONNIER G. , SLIWA H. 
Published: May 2016

AbstractCoupling of the morpholine enamines (II) with the cyclohexanone‐2‐carboxylate (I) in boiling xylene yields the chromones (III) and the morpholide (IV).
ChemInform Abstract: Synthesis of 4‐Phenyl‐5H‐pyrido(3,4‐b)(1,4)benzothiazin‐3(2H)‐ones (4‐Phenylazaphenothiazines) via Activated Dimethylformamide Reagents.
Authors: CHORVAT R. J. , EVANS‐RADAK S. , DESAI B. N. 
Published: May 2016

AbstractThe benzothiazinethione (I) is S‐methylated and then coupled with the arylacetonitriles (III) to produce the benzothiazinylidene derivatives (IV) which are converted to the amides (V).
ChemInform Abstract: Access to the 2,3‐Dihydropyridazin‐3‐one and as‐Triazino(3,4‐a)phthalazine Ring Systems from 4‐Aryl‐2‐oxo‐butanoic Acids.
Authors: EL‐ASHRY EL‐S. H. , AMER A. , LABIB G. H. , ABDEL RAHMAN M. M. , EL‐MASSRY A. M. 
Published: May 2016

AbstractThe acids (III), prepared from the styryl‐β‐keto acids (I) are coupled with the methyl ketones (IV) to give the hydroxycarboxylic acids (V).
ChemInform Abstract: Synthetic Approaches to Cularines. Part 1. Phenolic Oxidative Coupling.
Authors: RODRIGUEZ DE LERA A. , SAA J. M. , SUAU R. , CASTEDO L. 
Published: May 2016

AbstractThe N‐benzoyldihydroisoquinolinenitrile (II) is coupled with the chloromethyldialkoxybenzenes (IV) under phase‐transfer conditions, yielding the compounds (V).
ChemInform Abstract: Stereochemical Studies with Aminophosphines and Related Compounds Having the 7‐Phosphanorbornene Structure.
Authors: SZEWCZYK J. , QUIN L. D. 
Published: May 2016

AbstractThe diphosphaheterocycles (I), obtained by dimerization of the corresponding phospholes, are converted to the phosphinous chlorides (II) which have exclusively anti‐geometry.
ChemInform Abstract: Coordination Chemistry of f‐Block Elements with Imine Acids. Part 2. Dioxouranium(VI) Complexes of N‐(Salicylidene)‐L‐valine and N‐(Orthovanillidene)‐L‐valine.
Authors: ROY R. , SAHA M. C. , ROY P. S. 
Published: May 2016

AbstractThe dioxouranium(VI) complexes (I)‐(VI) are prepared by condensation of L‐valine with salicylaldehyde or orthovanillin in the presence of UO2(NO3)2·6 H2O or UO2SO4·6 H2O/NaOH and ‐ in the cases of (V) and (VI) ‐ by addition of 2,2'‐bipyridine or 1,10‐phenanthroline.