bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Investigation of the Crystal Properties of LnFe2Si2 and LnFe2Ge2 by X‐Ray Diffraction and Moessbauer Spectroscopy.
Authors: BARA J. J. , HRYNKIEWICZ H. U. , MILOS A. , SZYTULA A. 
Published: May 2016

AbstractThe title compounds with Ln: La, Ce‐Yb, are prepared by arc melting of the elements under argon atmosphere and subsequent annealing at 1073 K. All the compounds crystallize in the ThCr2Si2‐type structure (space group I4/mmm).
ChemInform Abstract: CaPdH2, a Ternary Hydride with a Perovskite‐Like Structure.
Authors: BRONGER W. , JANSEN K. , MUELLER P. + 
Published: May 2016

AbstractThe title compound is prepared by reaction of CaH2 with Pd (2:1 molar ratio) in a pure hydrogen atmosphere at 850 °C. XRD results and neutron diffraction data obtained for a deuterated sample reveal a structure which is related to the perovskite type with a 2/3 occupation of the hydrogen positions.
ChemInform Abstract: Mg2OsH6 ‐ A New Ternary Hydride with the K2PtCl6‐Type Structure.
Authors: KRITIKOS M. , NOREUS D. , BOGDANOVIC B. , WILCZOK U. 
Published: May 2016

AbstractMg2OsH6 is prepared by annealing a pressed pellet of MgH2 and Os (2:1) under H2 atmosphere at 480 °C (4 d).
ChemInform Abstract: Geminal Substituent Effects. Part 3. Synergic Destabilization by Geminal Ester Groups.
Authors: VEREVKIN S. , DOGAN B. , BECKHAUS H.‐D. , RUECHARDT C. + 
Published: May 2016

AbstractStandard enthalpies of formation are obtained for the geminal esters (I) and (II) and the reference compounds (III) and (IV) from their combustion and vaporization enthalpies.
ChemInform Abstract: Phenyl‐Phenyl Coupling in Triphenylantimony Catalyzed by Palladium(0).
Authors: BARTON D. H. R. , KHAMSI J. , OZBALIK N. , REIBENSPIES J. 
Published: May 2016

AbstractThe Pd(0)‐induced coupling of phenyl groups in SbPh3 (I) to afford diphenyl and Sb(0) is studied in a search for possible intermediates.
ChemInform Abstract: New Chiral Lewis Acid Catalysts Prepared from Simple Amino Acids and Their Use in Asymmetric Diels‐Alder Reactions.
Authors: TAKASU M. , YAMAMOTO H. 
Published: May 2016

AbstractConsecutive reaction of the optically active aminobutyric acid (I) with the sulfonyl chloride (II) and the borane ‐ tetrahydrofuran complex (III) yields the oxazaborolidine (IV) which is employed as a chiral catalyst in the cycloaddition of 2,3‐dimethyl‐1,3‐butadiene (V) with methacrolein (VI), producing the trimethylcyclohexenecarbaldehyde (VII).
ChemInform Abstract: Ring Transformation of 4‐Amino‐1H‐1,5‐benzodiazepine‐3‐carbonitrile with Active Methylene Compounds. A Novel 1,3‐Migration of a Cyano Group in 1‐Amino‐1‐(2‐aminoanilino)‐2,4‐dicyano‐4‐ethoxycarbonylbuta‐1,3‐diene.
Authors: OKAMOTO Y. , ZAMA Y. , ITOH T. , AOTSUKA T. , KURASAWA Y. , TAKAGI K. 
Published: May 2016

AbstractIn order to extend the scope of ring transformations, compound (I) is treated with some nucleophiles.
ChemInform Abstract: Effect of 2,2‐Dimethyl Substitution on the Lifetimes of Cyclic Hydrocarbon Triplet 1,3‐Biradicals.
Authors: ADAM W. , REINHARD G. , PLATSCH H. , WIRZ J. 
Published: May 2016

AbstractDirect photolysis of (I) in an EPA glass at 77 K generates the triplet biradicals (II) (ESR, fluorescence spectra), the lifetime of (IIb) being 1 order of magnitude less than that of parent (IIa) (decay rates of (II) at various temp., Arrhenius plots, activation parameters).
ChemInform Abstract: Tris(alkylthio)silanes as New Reducing Agents via Radicals.
Authors: CHATGILIALOGLU C. , GUERRINI A. , SECONI G. 
Published: May 2016

AbstractTreatment of the alkyl halides (Ia) or the functionalized cyclohexanes (Ib) with tris(methylthio)silane under radical‐initiating conditions leads to the formation of the hydrocarbons (II).
ChemInform Abstract: Pentan‐3‐one Formation from Ethylene, Carbon Monoxide, and Hydrogen over Rhodium Supported on Active Carbon.
Authors: TAKAHASHI N. , ARAKAWA H. , KANO A. , FUKAGAWA Y. , ASAO K. 
Published: May 2016

AbstractThe synthesis of 3‐pentanone (III) is investigated systematically.
ChemInform Abstract: Telomerization of Tetrafluoroethylene and Hexafluoropropene: Synthesis of Diiodoperfluoroalkanes.
Authors: TORTELLI V. , TONELLI C. 
Published: May 2016

AbstractThermal telomerization of tetrafluoroethene (I) with iodine results in a mixture of α,ω‐diiodoperfluoroalkanes (II) which are isolated by fractional distillation for n = 1 to 4. Reaction of (II) with hexafluoropropene (III) proceeds stepwise to give the isomers (IV) and (V) in the first step.
ChemInform Abstract: Ketone Perfluoroenolates: Regioselective and Stereoselective Synthesis, Unique Reactivities, and Electronic Properties.
Authors: QIAN C.‐P. , NAKAI T. , DIXON D. A. , SMART B. E. 
Published: May 2016

AbstractThe Z stereochemistry in the highly stereo‐ and regioselective reaction of the alcohols (I) with BuLi leading to the enolates (III)/(IV) decreases on going from Et2O to THF/HMPA as the solvents.
ChemInform Abstract: Synthesis of Non‐Ionic, Monodisperse F‐Alkyl Surfactants of the Amide Type.
Authors: BOMMELAER J. , SZONYI F. , CAMBON A. 
Published: May 2016

AbstractThe amides (III) which are useful as surfactants are prepared by condensation of the thiols (I) with the chloroacetamide (II).
ChemInform Abstract: Reactivities of Stable Rotamers. Part 28. Chlorodecarboxylation of 3‐Methyl‐3‐(1,4‐dimethyl‐9‐triptycyl)butanoic Acid Rotamers with Lead(IV) Acetate in the Presence of Lithium Chloride. Facile Hydrogen Transfer from the 1‐Methyl Group in the sc‐Isomer.
Authors: OKI M. , OKAMOTO T. , TOYOTA S. , YONEMOTO K. , YAMAMOTO G. 
Published: May 2016

AbstractThe isomeric carboxylic acids (I) and (IV) ((ap)‐ and (sc)‐rotamers) react with lead tetraacetate and LiCl as shown in the reaction scheme.
ChemInform Abstract: Palladium‐Catalyzed Coupling of Allylic Acetates with Aryl‐ and Vinylstannanes.
Authors: DEL VALLE L. , STILLE J. K. , HEGEDUS L. S. 
Published: May 2016

AbstractThe Pd(0)‐catalyzed reaction of allyl acetates such as (I) with aryl‐and vinylstannanes (II) yields the coupling products (III).
ChemInform Abstract: Contributions to the Chemistry of Bromine Pentafluoride. Part 2. Phenyl‐, Fluorophenyl‐, and Trifluoromethylphenylbromine(V) Tetrafluorides.
Authors: BREUER W. , FROHN H. J. 
Published: May 2016

AbstractThe title compounds (III) and (V) are synthesized in a nucleophilic substitution reaction of bromine pentafluoride (I) with appropriate aryl transfer reagents, e.g. (II) and (IV).
ChemInform Abstract: Fluorination of Aromatic α‐Hydroxy Esters with N,N‐Diethyl‐1,1,2,3,3,3‐hexafluoropropaneamine.
Authors: WATANABE S. , FUJITA T. , SAKAMOTO M. , ENDO H. , KITAZUME T. 
Published: May 2016

AbstractFluorination of α‐hydroxycarboxylic acid esters such as (I) with the Ishikawa reagent mentioned in the title afford the corresponding α‐fluoro esters (II).
ChemInform Abstract: The Reaction of Chlorosulfonic Acid with Benzalacetone and Benzalpinacolone.
Authors: CREMLYN R. J. , SWINBOURNE F. J. , CARTER P. A. , ELLIS L. 
Published: May 2016

AbstractFrom benzalpinacolone (I) and chlorosulfonic acid (II) unexpectedly the styrenedisulfonyl chloride (III) is obtained.
ChemInform Abstract: Reduction of Sulfoxides with Sodium Bromide or Benzyl Bromide.
Authors: BERNARD A. M. , CAREDDA M. G. , PIRAS P. P. , SERRA E. 
Published: May 2016

AbstractThe sulfoxides (I) are reduced by sodium bromide in the presence of catalytic amounts of p‐toluenesulfonic acid to give the corresponding sulfides (II).
ChemInform Abstract: Alkylation of Benzene with 4‐Methylcyclohexanol in the Presence of Sulfuric Acid.
Authors: LIPOVICH V. G. , ZEMSKOV V. V. , RATOVSKII G. V. , BURLAKOVA O. V. 
Published: May 2016

AbstractThe reaction of benzene (I) with 4‐methylcyclohexanol (II) in the presence of sulfuric acid and methylcyclohexane, forming predominantly the compounds (III) ‐ (V), is studied in detail.
ChemInform Abstract: 1‐(4‐(N,N‐Bis‐β‐chloroethylcarbamoyloxy)phenyl)‐1,2‐bis(hydroxyphenyl)but‐# 1‐enes: Drugs Specifically Targeted Against Estrogen Receptor Positive Mammary Tumors.
Authors: SCHNEIDER M. R. , SCHUDERER M. L. 
Published: May 2016

AbstractGrignard reaction of the ketones (I) with the phenol ether (II) followed by simultaneous acidic elimination and removal of the O‐protecting group forms an E/Z‐mixture of the triarylbutenes (III).
ChemInform Abstract: Stepwise Construction of Conjugated Diacetylenic and Triacetylenic Esters.
Authors: AITKEN R. A. , SETH S. 
Published: May 2016

AbstractFlash vacuum pyrolysis of the α‐phosphoranylidene β‐keto esters (VI) and (IX), prepared as outlined in the reaction scheme, leads to the formation of the di‐ (VII) and triacetylenic esters (X).
ChemInform Abstract: 10‐Acylanthrol Dimers. New Derivatives of the Antipsoriatic Dithranol. Attempts of Preparation, Characterization, and Biochemical Properties. Part 2.
Authors: BERSET J.‐D. 
Published: May 2016

AbstractDithranol (I) is treated with the dicarboxylic dichlorides (II) in the presence of a pyridine base to produce the dimeric acyldithranols (III) and/or the methylene lactones (IV).
ChemInform Abstract: One‐Pot Synthesis of 4,5‐Unsubstituted 1,3‐Dithioles and 2‐Alkylidene‐1,3‐dithioles from 1,3‐Dithiolane S‐Oxides.
Authors: SCHAUMANN E. , WINTER‐EXTRA S. , KUMMERT K. , SCHEIBLICH S. 
Published: May 2016

AbstractThe trichloromethyldithiolane (I) is oxidized with H2O2.
ChemInform Abstract: 2‐Protecting Groups for 5‐Lithiation in the Syntheses of Imidazoles.
Authors: NGOCHINDO R. I. 
Published: May 2016

AbstractThe tert.‐butyldimethylsilyl (Tbs) group and the dimethylcarbamoyl group are investigated as protecting groups for the 2‐position of imidazoles.
ChemInform Abstract: Studies in Hantzsch Thiazole Synthesis. Part 2. Reactions of Thiocarboxamides with α‐Haloketones.
Authors: SINGH S. P. , SEHGAL S. , SHARMA P. K. 
Published: May 2016

AbstractThe unexpected formation of α‐thiocyanatoketones, recently observed in the reaction of the thiocarboxamides (IV) with phenacyl halides and 2‐haloacetylthiophenes of type (II), is the basis for further investigations in this area.
ChemInform Abstract: Inter‐ and Intramolecular Hetero‐Diels‐Alder Reactions. Part 30. Intramolecular Hetero‐Diels‐Alder Reactions of Oxadienes: Influence of Substituents of the Tether Between Diene and Dienophile Moiety on the Diastereoselectivity.
Authors: TIETZE L. F. , BRAND S. , BRUMBY T. , FENNEN J. 
Published: May 2016

AbstractThe influence of a methyl group in the different positions of a C4 chain on the stereochemistry of the intramolecular hetero‐Diels‐Alder reaction of oxadienes is studied in detail using the parent species (III), as model compound, and the methyl derivatives (VII) and (VIII).
ChemInform Abstract: Synthesis of 6‐Aryl‐4,5‐dibenzamido‐1,2,3,6‐tetrahydropyridines.
Authors: STOCKER F. B. , EVANS A. J. 
Published: May 2016

AbstractThe Schiff bases (I) of histamine and aromatic aldehydes are subjected to the Eschweiler‐Clarke methylation, forming the tetrahydroimidazopyridines (III).
ChemInform Abstract: Pyridazine Analogues of Biologically Active Compounds. Part 6. Pyrido‐(2,3‐c)pyridazines Structurally Related to Nalidixic Acid.
Authors: BOAMAH P. Y. , HAIDER N. , HEINISCH G. 
Published: May 2016

AbstractThe chlorocyanopyridazine (I) reacts with the amino esters (II) to form the substitution products (III).
ChemInform Abstract: A Facile Synthesis of Acenaphtho(1,2‐d)pyrimidine and Diacenaphtho(1,2‐b:1′,2′‐d)pyridine.
Authors: TATSUGI J. , SHIMIZU M. , IZAWA Y. 
Published: May 2016

AbstractWith a view to their potential biological activity the title compounds (III) and (IV) are synthesized.
ChemInform Abstract: Antibacterial Activity and Syntheses of 4‐(Substituted benzylamino)‐1,2,3‐benzothiadiazine 1,1‐Dioxides.
Authors: SADANA G. S. , PRADHAN N. S. , DEODHAR K. D. 
Published: May 2016

AbstractThe antimicrobial activity of (V) is tested against Gram‐positive and Gram‐negative bacteria.
ChemInform Abstract: Bicyclic Compounds with P(V)‐P(III)‐P(V) Bonds. Structure of a Tetraazadiphosphocine.
Authors: ESTRADA‐YANEZ M. R. , ROESKY H. W. , SCHOLZ U. , NOLTEMEYER M. 
Published: May 2016

AbstractThe amidines (I) and (IV) react with the phosphanes (II) to yield the corresponding bicyclic compounds (III) and (V).
ChemInform Abstract: Reactivity of Conjugated Bases of Hydridophosphoranes. Synthesis of New Phosphoranes Involving P‐P Bonds.
Authors: LAMANDE L. , MUNOZ A. 
Published: May 2016

AbstractReactions of the hydridophosphoranes (I) and (VIII) with the chlorophosphanes (II) or (IV), or with the chlorophosphorane (VI) in the presence of NEt3 give the new P‐P bonded compounds (III), (V), (VII), and (IX).
ChemInform Abstract: A Stable Titanacyclo‐2‐pentene: Synthesis and Structure of 3,3‐Bis(η5‐cyclopentadienyl)‐4,5‐diphenyl‐3‐titanatetracyclo(5.5.1.02,6.08,# 12)trideca‐4,8,11‐triene.
Authors: BHIDE V. V. , FARONA M. F. , DJEBLI A. , YOUNGS W. J. 
Published: May 2016

AbstractThe title compound (IV) (space group P212121, Z=4) is synthesized by reduction of titanocene dichloride (I) in the presence of diphenylacetylene (II) and the tricycle (III).
ChemInform Abstract: Preparation, Characterization, and Reactions of 3‐Germabicyclo(3.2.1)octane and 2‐Germabicyclo(2.2.1)heptane Derivatives.
Authors: SOMMESE A. G. , CREMER S. E. , CAMPBELL J. A. , THOMPSON M. R. 
Published: May 2016

AbstractIn view of the interest of bicyclic systems containing heteroatoms for synthetic and stereochemical investigations, the incorporation of germanium into the bicyclic framework is achieved through ring closure of the bis‐Grignard reagent of the precursor system (I) and dichlorogermanes (II).
ChemInform Abstract: Syntheses and Physicochemical Properties of Cu(BF4)2 Complexes of Polythia(n)ferrocenophanes and the Corresponding Ferrocenium Cations.
Authors: SATO M. , KATADA M. , NAKASHIMA S. , SANO H. , AKABORI S. 
Published: May 2016

AbstractThe ferrocenophanes (I) react with copper(II) tetrafluoroborate (II) to give the complexes (III) in which the ferrocene nucleus is oxidized to ferrocenium and the Cu atom incorporated in the thiamacrocycle is reduced to Cu(I).
ChemInform Abstract: Oxidative Addition/Decarbonylation of α,ω‐Alkanedioyl Dichlorides. Metallacycle Formation via Intramolecular Reductive Cyclization of a Pendant Acid Chloride with Samarium(II) Iodide.
Authors: ZIZELMAN P. M. , STRYKER J. M. 
Published: May 2016

AbstractControlled oxidative addition and decarbonylation at one end of α,ω‐alkanedioyl dichlorides is reported with the Ir(I) complex (I) giving Ir(III) alkyl complexes of the type (III) bearing a pendant acid chloride functionality.
ChemInform Abstract: Stereoselective C‐C Bond Formation in Carbohydrates by Radical Cyclization Reactions. Part 5. Application for the Synthesis of α‐C(2)‐Branched Sugars.
Authors: DE MESMAEKER A. , HOFFMANN P. , WINKLER T. , WALDNER A. 
Published: May 2016

AbstractRadical‐induced cyclization of the iodo carbohydrates (I) results in predominant formation of the fused furans (II).
ChemInform Abstract: Preparation and Properties of Hyperquenched Films in the Bi2O3‐ZnO System.
Authors: SEKIYA T. , TSUZUKI A. , KAWAKAMI S. , TORII Y. 
Published: May 2016

AbstractHyperquenched Bi2O3/ZnO films containing 2.5‐45 mol% ZnO are prepared by using a twin‐roller type device and their structure is studied as a function of ZnO content and quenching rate (i.e.
ChemInform Abstract: Magnetic Hardening of Melt‐Spun and Crystallized Sm‐Fe‐V and Sm‐(Fe,Co)‐V Alloys.
Authors: DING J. , ROSENBERG M. 
Published: May 2016

AbstractThe magnetic properties of melt‐spun SmFe10V2 and SmFe10.5V1.5 alloys are studied as a function of annealing conditions and substitution of Co for Fe.
ChemInform Abstract: La2Rh5B4, Eu2Rh5B4, and Eu3Rh8B6 ‐ Lanthanoid‐Rhodium Borides of the Homologous Series AnRh3n‐1B2n.
Authors: JUNG W. 
Published: May 2016

AbstractThe title borides are prepared by reaction of the elements at 1100‐1150 °C (excess La and Eu, resp.).
ChemInform Abstract: Synthetic Carbonate Apatites as Inorganic Cation Exchangers. Exchange Characteristics for Toxic Ions.
Authors: MIYAKE M. , WATANABE K. , NAGAYAMA Y. , NAGASAWA H. , SUZUKI T. 
Published: May 2016

AbstractThe ion exchange characteristics of B‐type carbonate apatites (CAP) containing 6 or 16 wt.% CO32‐ ions, for Zn2+, Cd2+, Hg2+, and Pb2+ in aqueous solution at 25 °C are investigated at 25 °C and compared with those of CO32‐‐free hydroxyapatite.
ChemInform Abstract: A Contribution about BaLaGaO4 and BaNdGaO4: β‐K2SO4 Type Related Compounds and about SrLaGaO4 with K2NiF4 Structure.
Authors: RUETER I. + , MUELLER‐BUSCHBAUM HK. + 
Published: May 2016

AbstractBaLaGaO4 (I), BaNdGaO4 (II), and SrLaGaO4 (III) are synthesized by solid state reactions of MCO3 (M: Ba, Sr), Ln2O3 (Ln: La, Nd), and Ga2O3 (2:1:1, 1540 °C, 3 h).
ChemInform Abstract: Crystal Structure of KZr2(AsO4)3.
Authors: ELBRAHIMI M. , DURAND J. 
Published: May 2016

AbstractSingle crystals of the title compound are prepared by reaction of either (NH4)2HAsO4, ZrO2, and K2CO3 or KH2AsO4 and ZrO2 in a B2O3 flux at 1100 °C (∼10 h, sealed quartz tube; preheating at 300 °C, 6 h).
ChemInform Abstract: Ba6La2Co4O15
Authors: MEVS H. , MUELLER‐BUSCHBAUM HK. + 
Published: May 2016

Abstractis prepared by annealing a pressed pellet of Ba(OH)2, La2O3, and Co(OAc)2 (6:1:4, preheated at 150 °C) at 1000 °C for 12 h followed by melting using a CO2‐laser (∼1800‐1900 °C, 10 min).
ChemInform Abstract: Crystal Structure of Cu0.46Nb6S2.54.
Authors: YAO X. , FRANZEN H. F. 
Published: May 2016

AbstractA sample of composition Cu0.46Nb6S2.54 is prepared by arc melting of a preheated (450 °C, 1 week) mixture of Nb and sulfur (2:1) in the presence of copper and subsequent heating at 1375 °C for 5 h. The compound crystallizes in the orthorhombic space group Pnnm with Z=4 and is isostructural with MxNb6S3‐x (M: Fe, Co).
ChemInform Abstract: Fluorescence Behaviors of 3,3‐Bis(8‐quinolyloxymethyl)oxetane: Effects of Solvents, Carrier‐Concentration, and Metal Ions on the Fluorescence Intensity.
Authors: HIRATANI K. , NOMOTO M. , OHUCHI S. , TAGUCHI K. 
Published: May 2016

AbstractThe title compound (I) exhibits high fluorescence intensity in CHCl3, MeCN or dioxane solution while the fluorescence of (I) is completely quenched in acetone.
ChemInform Abstract: Room Temperature, Endo‐Specific 1‐Aza‐1,3‐butadiene Diels‐Alder Reactions: Acceleration of the LUMOdiene‐Controlled (4 + 2)Cycloaddition Reactions Through Noncomplementary Azadiene Substitution.
Authors: BOGER D. L. , CORBETT W. L. , WIGGINS J. M. 
Published: May 2016

AbstractStarting with the Wittig reaction of (I) with the aldehydes (II) followed by deprotection of the adducts (III), the oximes (IV) are obtained.
ChemInform Abstract: The Chemistry of 3‐(α‐Cyanobenzylidene)‐1‐phenyltriazenes and Their Conversion to Diarylmaleimides and Phenanthrene‐9,10‐dicarboximides.
Authors: SMITH P. A. S. , FRIAR J. J. , RESEMANN W. , WATSON A. C. 
Published: May 2016

AbstractThe conversion of aminotriazoles such as (I) to the corresponding azides (II) followed by mild thermolysis yields the title triazenes (III).
ChemInform Abstract: Radical Cyclization Reactions from α‐Silyloxy Phenyl Selenides: An Alternative to Acyl Radicals.
Authors: KECK G. E. , TAFESH A. M. 
Published: May 2016

Abstract5‐Hexenal (I) reacts with trimethylsilyl phenyl selenide (II) in the presence of zinc diiodide to produce the adduct (III) which undergoes radical‐induced intramolecular cyclization to give the isomeric methylcyclopentyl trimethylsilyl ethers (IV).
ChemInform Abstract: Reaction of Phenyl(trimethylsilyl)silylene with Chloromethanes; Insertion into the C‐Cl Bond and Abstraction of Chlorine and HCl.
Authors: OKA K. , NAKAO R. 
Published: May 2016

AbstractPhotolysis of the silane (I) in chloromethanes ClnCX4‐n (n = 1‐4; X: ‐H, ‐Cl, ‐alkyl) produces the silylene (III) as a major intermediate which affords three types of products (shown for the example of CHCl3): (IV) (via abstraction of two chlorine atoms), (V) (via insertion into the C‐Cl bond) and (VI) (via abstraction of HCl).
ChemInform Abstract: Functionalisation of Saturated Hydrocarbons. Part 17. Reactivity of Carbon‐Carbon Double Bonds.
Authors: BARTON D. H. R. , LEE K. W. , MEHL W. , OZBALIK N. , ZHANG L. 
Published: May 2016

AbstractThe Gif oxidation systems A) (=GifIV), B) (=GifIII), C) (=GoAggI), or D) (=GoAggII) cleave methylidene olefins such as (I), (IV), or (VI) into the ketone or aldehyde and formaldehyde.
ChemInform Abstract: Reactivity Studies in the Shikimic Acid Series: The Synthesis of Racemic Methyl 6α‐Fluoroshikimate.
Authors: BOWLES S. A. , CAMPBELL M. M. , SAINSBURY M. , DAVIES G. M. 
Published: May 2016

AbstractThe regio‐ and stereoselective epoxidation of the 3,4‐dihydrobenzoate (I) is investigated.
ChemInform Abstract: Free Radical Trost Allylation.
Authors: BREUILLES P. , UGUEN D. 
Published: May 2016

AbstractThe ketones (I) are α‐allylated with the methallyl sulfide (II) in the presence of a radical initiating mixture of lead dioxide, copper, and manganese diacetate to form the β,γ‐unsaturated ketones (III).
ChemInform Abstract: Observations on the Effect of Silanes on the Reaction of 10‐Methyl‐δ1,9‐2‐octalone with Lithium Dimethylcuprate(I).
Authors: BERTZ S. H. , SMITH R. A. J. 
Published: May 2016

AbstractThe influence of silanes such as trimethylsilylchloride (V) or (VIII) on the reaction of the enone (I) with cuprates (II) or (VII) is minor when Et2O is the solvent.
ChemInform Abstract: Effects of Secondary Interactions on the Stereochemical Outcome of Rhodium(II) Carboxylate Catalyzed Cyclopropanation of Olefins.
Authors: DEMONCEAU A. , NOELS A. F. , HUBERT A. J. 
Published: May 2016

AbstractIn cyclopropanation reactions of olefins such as (II), (VI), or (IX) with ethyl diazoacetate (III), catalyzed by various dirhodium(II) tetracarboxylates (cf.
ChemInform Abstract: Synthesis of 1‐Acyl‐2‐alkylcyclopropanecarboxylic Esters from 2‐Alkenylphosphonium Salts.
Authors: JACOBY D. , CELERIER J. P. , PETIT H. , LHOMMET G. 
Published: May 2016

AbstractThe allylic alcohols (I) are treated with PBr3 to form the bromides (II) which are coupled with triphenylphosphine (III) to produce the allylphosphonium bromides (IV).
ChemInform Abstract: The Invention of Radical Reactions. Part 19. The Synthesis of Very Hindered Quinones.
Authors: BARTON D. H. R. , SAS W. 
Published: May 2016

AbstractOn photolysis, the acyl derivatives (II) of N‐hydroxy‐2‐thiopyridone afford carbon radicals which readily add to quinones such as (I) to give the sterically hindered quinones (III) after MCPBA oxidation.
ChemInform Abstract: Preparation of the 5,6‐Arene Oxide of 3,3′,4,4′‐Tetrachlorobiphenyl. Decarboxylative Elimination as an Effective Last Step.
Authors: REICH I. L. , REICH H. J. 
Published: May 2016

AbstractThe title compound (IX) is synthesized as outlined in the reaction scheme, starting with the Diels‐Alder reaction of the diene (I) and the maleic anhydride (II).
ChemInform Abstract: The Synthesis and Chemistry of Azolenines. Part 18. Preparation of 3‐Ethoxycarbonyl‐3H‐pyrroles via the Paal‐Knorr Reaction, and Sigmatropic Rearrangements Involving Competitive Ester Migrations to C‐2, C‐4 and N.
Authors: CHIU P.‐K. , SAMMES M. P. 
Published: May 2016

AbstractThe 3‐ethoxycarbonyl‐3H‐pyrroles (III) are prepared, in some cases together with their exocyclic double bond isomers, by cyclization of the diketones (I) with NH3 (II) and subsequent dehydration.
ChemInform Abstract: Acyl Nitronates in Organic Synthesis. An Expeditious Synthesis of 2,5‐Dialkylpyrrolidines and 2,5‐Dialkylpyrrolines Including Ant Venom Alkaloids.
Authors: MIYASHITA M. , AWEN B. Z. E. , YOSHIKOSHI A. 
Published: May 2016

AbstractThe methyl ketone anions (I) react with the nitroalkenes (II) to form addition compounds which are isolated as the acetyl nitronates (IV).
ChemInform Abstract: Diels‐Alder Reactions of Pyrano(3,4‐b)indol‐3‐ones with Substituted Alkenes: Synthesis of 1,2‐Dihydrocarbazoles. Part 2.
Authors: VAN DOREN P. , COMPERNOLLE F. , HOORNAERT G. 
Published: May 2016

AbstractThe Diels‐Alder reaction of pyrano(3,4‐b)indol‐3‐ones such as (I) or (IV) with trisubstituted dienophiles such as (II) or (V) yields stable dihydrocarbazoles such as (III) or (VI)‐(VIII).