bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Formation of 2‐Substituted 1,3‐Diphenylindenes by an N‐Bromosuccinimide Prompted Dehydrocyclization of 2‐Substituted 1,3,3‐Triphenyl‐1‐propenes.
Authors: YAMAMURA K. , MIYAKE H. , SERA A. 
Published: May 2016

AbstractTreatment of (Ia) or (Ib) with NBS results in intramolecular ring closure to give the indenes (III); by contrast, the nitro derivative (Ic) is inert under the reaction conditions.
ChemInform Abstract: Formation of sec‐Alkylpyrenes by Friedel‐Crafts and Cathodic Alkylation Methods. Structure and Spectroscopic Properties of Products. Catalytic Hydrogenation of Pyrene and Some Alkylpyrenes.
Authors: BERG A. , LAM J. , HANSEN P. E. 
Published: May 2016

AbstractFriedel‐Crafts alkylation of pyrene (I) gives the tetra‐ and pentaalkylated compounds (IIIa)‐(IIIc) besides seven other identified components.
ChemInform Abstract: Synthesis and Thermal Conversions of 1‐Azido‐2‐dialkylaminocarbonylanthraquinones.
Authors: GORNOSTAEV L. M. , DMITRIEV F. M. , ARNOL'D E. V. , EL'TSOV A. V. 
Published: May 2016

AbstractThe title compounds (IV) are prepared as shown.
ChemInform Abstract: Synthesis of 3‐Amino‐5‐benzylamino‐4‐nitropyrazole.
Authors: KANISHCHEV M. I. , KORNEEVA N. V. , SHEVELEV S. A. 
Published: May 2016

AbstractThe pyrazole (VI) mentioned in the title is prepared from the isothiourea (IV) and nitroacetonitrile (II) as shown in the reaction scheme.
ChemInform Abstract: Simple and Highly Diastereoselective Synthesis of a 1β‐Methylcarbapenem Key Intermediate Involving Divalent Tin Enolates.
Authors: DEZIEL R. , FAVREAU D. 
Published: May 2016

AbstractCondensation of the thiazolidine and oxazolidine derivatives (I) with the azetidinone (II) in the presence of Sn‐triflate produces the 1β‐methylcarbapenem precursors (III).
ChemInform Abstract: Organic Synthesis Using Carbon Monoxide. Regiospecific Cobalt‐Mediated Synthesis of 2H‐Pyran‐2‐ones.
Authors: HENRY W. P. , HUGHES R. P. 
Published: May 2016

AbstractThe complexes (Ia) and (Ib) incorporate nucleophiles such as CH3Li, PhLi, or LiBHEt3 to yield the pyran‐2‐ones (IIa), (IIb), or their analogues (III), respectively.
ChemInform Abstract: Synthesis of δ‐Lactones via Radical C‐C Bond Formation Using Chiral Radical Precursors.
Authors: GERTH D. B. , GIESE B. 
Published: May 2016

AbstractThe chiral iodide (I) reacts with the acrylates (II) in the presence of tributylstannylchloride and boranate to give the products (III).
ChemInform Abstract: Synthesis of Phosphonamides and Phosphinamides Related to Pepstatin.
Authors: BARTLETT P. A. , ACHER F. 
Published: May 2016

AbstractThe title compounds (III) are prepared by treatment of (I) with (IV)/Et3N to give the azides (II), followed by ammonolysis (due to their instability, only (IIa) can be isolated in low yield).
ChemInform Abstract: Oligophosphane Ligands. Part 15. Synthesis of Polydentated Phosphanes by Radical PH‐Addition to Olefinic Double Bond Systems: Studies on the Scope of Application of the Method.
Authors: ANTBERG M. , DAHLENBURG L. , HOECK N. + , PRENGEL C. 
Published: May 2016

AbstractThe allyl phosphanes (Ib) and (Ic) react with the secondary phosphanes (IIa) or (IIe) to yield (III) and (IV) respectively.
ChemInform Abstract: 1,2(P→C)‐Chlorotropic Rearrangement.
Authors: KOLODYAZHNYI O. I. 
Published: May 2016

AbstractThe P‐chloro‐ylides (II), formed from the tertiary phosphines (I) and carbon tetrachloride at a low temperature, undergo rearrangement to produce the α‐chloroalkylphosphines (III).
ChemInform Abstract: In the Search for New Anticancer Drugs. Part 19. A Predictive Design of N,N:N′,N′:N′′,N′′‐Tri‐1,2‐ethanediylphosphoric Triamide (TEPA) Analogues.
Authors: SOSNOVSKY G. , RAO N. U. M. , LI S. W. 
Published: May 2016

AbstractStarting with the aziridines (I), the compounds (V), (VI), and (VIII) are prepared.
ChemInform Abstract: Phosphorylation of m,m′‐Dibromodibenzo‐18‐crown‐6 with Trialkyl Phosphites.
Authors: MARKOVSKII L. N. , KAL'CHENKO V. I. , ATAMAS' L. I. 
Published: May 2016

AbstractReaction of the title compounds (I) and (II) leads to the formation of the phosphorylated crown ethers (III).
ChemInform Abstract: On the Preparation and Pseudorotation of Certain Monocyclic Pentaoxyphosphoranes.
Authors: ABDOU W. M. , MAHRAN M. R. 
Published: May 2016

AbstractThe S‐bridged bisphenol (I) reacts with phosphorus trichloride to give the cyclic phosphorous acid ester chloride (II) which forms the phosphites (IV) with the alcohols (III).
ChemInform Abstract: Salts of Hexachlorocyclotriphosphazene with Tertiary Amines.
Authors: SHUMEIKO A. E. , TITSKII G. D. , KURCHENKO L. P. , VAPIROV V. V. 
Published: May 2016

AbstractThe title compounds (Ib) ‐ (Id) are obtained by reacting the cyclic phosphazene (Ia) with the tertiary amines (II), (III), or (IV).
ChemInform Abstract: Organoelement Derivatives of Steroids: Synthesis and Structural Characterization of Diorganotin Chloride Adducts of Hormones.
Authors: SAXENA A. , HUBER F. , PELLERITO L. , GIRASOLO A. , STOCCO G. C. 
Published: May 2016

AbstractThe moisture sensitive, solid complexes (I) and (II) are prepared in yields of 73‐83% by reacting a solution of the diorganotin dichloride in CHCl3 with the steroids in 1:2 molar ratio.
ChemInform Abstract: Oxygen Activation by Metalloporphyrins Related to Peroxidase and Cytochrome P‐450. Direct Observation of the O‐O Bond Cleavage Step.
Authors: GROVES J. T. , WATANABE Y. 
Published: May 2016

AbstractThe hydroxoiron(III) porphyrin complex (I) reacts with the peroxy acid (II) to yield the intermediate (III) which is not stable even under these mild conditions.
ChemInform Abstract: Influence of Ligand Properties on Stoichiometry and Stereochemistry of Solid Thiocyanate Nickel(II) Complexes with Piperidine Derivatives.
Authors: KOMAN M. , JONA E. , DURCANSKA E. 
Published: May 2016

AbstractRelevant conclusions concerning the stereochemistry of the complexes were drawn from stoichiometry, electronic absorption and IR spectra, and magnetic moments.
ChemInform Abstract: Dioxygen‐Copper Reactivity: Intermediacy of a Peroxo‐Dicopper(II) (Dioxygen‐Copper) Complex in the Hydroxylation Reaction of a Model Mono‐Oxygenase System.
Authors: KARLIN K. D. , CRUSE R. W. , HAKA M. S. , GULTNEH Y. , COHEN B. I. 
Published: May 2016

AbstractThe analogy of the N3‐X‐N3 ligands, the stoichiometry of dioxygen uptake (Cu: O2 = 2:1) of (Ia,b) and (Ic) and the close similarity of the UV/VIS spectra of the oxygenated dicopper(II) complexes (II) of these ligands (observation of O22‐ → Cu(II) charge‐transfer transitions) provide further evidence that the hydroxylation reaction (Ic) + O2 → (III) initially proceeds via the formation of a peroxo‐Cu2 species (IIc).
ChemInform Abstract: Energy Degradation Pathways and Binding Site Environment of Micelle Bound Ruthenium(II) Photosensitizers.
Authors: DRESSICK W. J. , CLINE J. III , DEMAS J. N. , DEGRAFF B. A. 
Published: May 2016

AbstractThe photochemistry and photophysics of the Ru(II) sensitizers (I) are studied in aqueous, alcohol, and sodium lauryl sulfate micellar solutions.
ChemInform Abstract: A Simple Poly(pyridine)ruthenium(II) Photosensitizer: (2,2′‐Bipyridine)tetracyanoruthenate(II).
Authors: BIGNOZZI C. A. , CHIORBOLI C. , INDELLI M. T. , RAMPI SCANDOLA M. A. , VARANI G. , SCANDOLA F. 
Published: May 2016

AbstractThe title complex is prepared by photochemical reaction of (Ru(CN)6)4‐ with 2,2'‐bipyridine in a MeOH/water (1:3) solution (16 h, h·ü 254 nm).
ChemInform Abstract: Reactions of Dicarbonyltris(triphenylphosphine)ruthenium(0) and the Dicarbonyldihydridobis(triphenylphosphine)ruthenium(II) Derivative with Hydrogen Sulfide, Thiols, and Disulfides.
Authors: LEE C.‐L. , CHISHOLM J. , JAMES B. R. , NELSON D. A. , LILGA M. A. 
Published: May 2016

AbstractTreatment of the Ru(0) complex (II) with H2S gives (I) or (III) dependent on the reaction temperatures.
ChemInform Abstract: Synthesis, Characterization and Study of the Pt‐Pt Interaction in cis‐((aa)(bb)FCr‐NC‐Pt(CN)3) (aa, bb = bidentate amine).
Authors: CORBELLA M. , ALVAREZ S. , RIBAS J. 
Published: May 2016

AbstractThe title complexes (II) are obtained by solid state heating of the Cr complex tetracyanoplatinates (I) (no yields given).
ChemInform Abstract: Synthesis and Properties of Chloromethylated Tetraphenylporphine.
Authors: PETROVA R. A. , BEREZIN B. D. , POTAPOVA T. I. , TOROPOVA E. L. 
Published: May 2016

AbstractThe chloromethylation of the tetraphenylporphine (Ia) to give the tetra‐p‐chloromethyl derivative (Ib) is optimized.
ChemInform Abstract: Studies in Terpenoid Biosynthesis. Part 34. The Stereochemistry and Biosynthetic Relationship of the Sesquiterpenoid Alliacide to Alliacolide.
Authors: AVENT A. G. , HANSON J. R. , YEOH B. L. 
Published: May 2016

AbstractThe Basidiomycete M. alliaceus elaborates the metabolites alliacolide (I) and alliacide (II).
ChemInform Abstract: A Novel and Highly Efficient Asymmetric Synthesis of Optically Active Anthracyclinones.
Authors: SUZUKI M. , KIMURA Y. , TERASHIMA S. 
Published: May 2016

AbstractTreatment of the optically active acetals (III) which are accessible from the ketone (Ia) via (Ib) leads to the bromolactones (IVa) + (IVb) and the bromohydrins (Va) + (Vb) or the bromolactones (IVc), (IVd) and the bromohydrins (Vc) + (Vd), respectively.
ChemInform Abstract: Diffusion of Fluorine in Silica.
Authors: HERMANN W. , RAITH A. , RAU H. 
Published: May 2016

AbstractIn regard to its use as a dopant in light guiding fibres the diffusion coefficient of fluorine in silica, prepared by the Plasma activated Chemical Vapor Deposition (PCVD) method, is determined in the temp. range 1385‐1873 K. The diffusion profiles are measured by SEM investigations.
ChemInform Abstract: Anion Incorporation and Migration During Barrier Film Formation on Aluminium.
Authors: XU Y. , THOMPSON G. E. , WOOD G. C. , BETHUNE B. 
Published: May 2016

AbstractThe anodic film growth on Al has been investigated in different electrolytes containing phosphate, oxalate, or chromate species (Auger electon spectroscopy, TEM, and electron microscopy with energy dispersive X‐ray analysis).
ChemInform Abstract: Mechanism of the Thermal Decomposition of Peroxodisulfate Ion in Moderately Acidic Solutions.
Authors: FRONAEUS S. 
Published: May 2016

AbstractThe steady‐state concentrations of HSO5‐, formed as an intermediate (reaction A) in the H+‐catalyzed thermal decomposition of S2O82‐ solutions of moderate acidities at 60 °C have been determined by reduction with oxovanadium(IV).
ChemInform Abstract: Synthesis of Xenon(VI) Fluoroargentate(III).
Authors: LUTAR K. , JESIH A. , ZEMVA B. 
Published: May 2016

AbstractAgF2 reacts with an excess of the strong fluorinating agent KrF2 in the presence of the fluoride‐ion donor XeF6 in anhydrous HF to yield the light yellow diamagnetic fluoroargentate (IV).
ChemInform Abstract: Fast Ionic Conduction in LiI·4 Methanol: (Li(MeOH)4)+I‐.
Authors: WEPPNER W. , WELZEL W. , KNIEP R. , RABENAU A. 
Published: May 2016

AbstractStudies on the conductivity of polycrystalline samples of the title compound show a purely ionic conductance with the highest conductivity so far observed at room temperature.
ChemInform Abstract: Tobacco Chemistry. Part 64. A New Sucrose Ester from Greek Tobacco.
Authors: WAHLBERG I. , WALSH E. B. , FORSBLOM I. , OSCARSON S. , ENZELL C. R. , RYHAGE R. , ISAKSSON R. 
Published: May 2016

AbstractTobaccos of the oriental type contain up to 0.2% of sucrose esters like the title compound (I), while considerably lower levels are detected in Virginia and Burley tobaccos.
ChemInform Abstract: Electron Paramagnetic Resonance Studies of the Intramolecular Coordination in Superstructured Iron(III) Porphyrins.
Authors: SCHAEFFER C. , MOMENTEAU M. , MISPELTER J. , LOOCK B. , HUEL C. , LHOSTE J.‐M. 
Published: May 2016

AbstractEPR spectra of Fe(III) complexes of both face hindered porphyrins (basket‐handle porphyrins) (I), in which O or N ligand donors are incorporated into one of the two handles, are reported in the absence or presence of exogenous ligands.
ChemInform Abstract: 3,7‐Dioxaazelaamides as Ionophores for Lithium Ion Selective Liquid Membrane Electrodes.
Authors: METZGER E. , AESCHIMANN R. , EGLI M. , SUTER G. , DOHNER R. , AMMANN D. , DOBLER M. , SIMON W. 
Published: May 2016

AbstractThe lipophilic neutral carriers (I) are synthesized; these show Li+/Na+ selectivities of up to ca. 80 in highly lipophilic liquid membranes.
ChemInform Abstract: Michael and Anti‐Michael Additions to Benzoyl(trifluoromethyl)acetylene.
Authors: BUMGARDNER C. L. , BUNCH J. E. , WHANGBO M.‐H. 
Published: May 2016

AbstractThe nucleophiles (II) add to the benzoylacetylene (I) to give the "anti‐Michael" products (III) under kinetically controlled conditions, whereas under thermodynamically controlled conditions mixtures of (III) and the "Michael" products (IV) are obtained.
ChemInform Abstract: Cycloadditions and Iterative Cycloadditions with Acceptor‐substituted Cyclopropylalkynes.
Authors: BENGTSON G. , KEYANIYAN S. , DE MEIJERE A. 
Published: May 2016

AbstractThe cyclopropylpropiolates (II) are newly prepared according to procedures previously described by the authors; the propiolates (Va), (Vb) are obtained from a E/Z mixture (III).
ChemInform Abstract: Synthesis of Allylic Alcohol Single‐Chain PGH Analogues. A Synthetic Application of the Argon Laser.
Authors: WILSON R. M. , SCHNAPP K. A. , MERWIN R. K. , RANGANATHAN R. , MOATS D. L. , CONRAD T. T. 
Published: May 2016

AbstractStarting with the hydroformylation of the Diels‐Alder adducts (I), the azo prostaglandin analogues (IVa) and their silyl derivatives (IVb) are prepared as outlined in the reaction scheme.
ChemInform Abstract: Stereochemistry of the Asymmetric Oxidation of Ketone Enolates Using (Camphorylsulfonyl)oxaziridines.
Authors: DAVIS F. A. , HAQUE M. S. 
Published: May 2016

AbstractUsing the optically active oxaziridines (I) or (II), the enolates of ketones such as (III) can be oxidized to give the α‐hydroxy ketones (IV) with high optical purity.
ChemInform Abstract: Very High 1,2‐ and 1,3‐Asymmetric Induction in the Reactions of Allylic Boron Compounds with Chiral Imines.
Authors: YAMAMOTO Y. , NISHII S. , MARUYAMA K. , KOMATSU T. , ITO W. 
Published: May 2016

AbstractThe reaction of allyl‐BBN (I) with chiral imines (II) or (V) produces the Cram isomers (III) or (VI) either exclusively or very predominantly.
ChemInform Abstract: Controlled Alkylation of Hydroxylamines with Butadienes. Catalysed by Pd‐Complexes.
Authors: FAKHRETDINOV R. N. , TELIN A. G. , DZHEMILEV U. M. 
Published: May 2016

AbstractThe alkylation of the hydroxylamines (Ia) ‐ (Ic) with butadiene (II) in the presence of the Pd‐catalyst (III) produces the octadienyl‐substituted hydroxylamines (IV), (VII), or (VIII), whereas the N‐methylhydroxylamine (Id) yields the tertiary amine (X).
ChemInform Abstract: Dominant cis‐Diacetoxylation of Alkenes with Tellurium(IV) Oxide and Lithium Bromide in Acetic Acid.
Authors: UEMURA S. , OHE K. , FUKUZAWA S.‐I. , PATIL S. R. , SUGITA N. 
Published: May 2016

AbstractOxidation of the cycloalkenes (I) with TeO2/LiBr in acetic acid produces the corresponding cis‐diacetates (II).
ChemInform Abstract: Lactam Acetals: Potential Enamine Synthons in Heterocyclic Synthesis. Part 2. The Lactam Acetal/Ketene N,O‐Acetal System in (4 + 2)‐Diels‐Alder Reaction with Inverse Electron Demand.
Authors: MOEHRLE H. + , DWULETZKI H. 
Published: May 2016

AbstractLactam acetals (I) can be regarded as a source of electron rich cyclic ketene N,O‐acetals (III).
ChemInform Abstract: Photochemistry of (Z,Z)‐2,7‐Cyclodecadien‐1‐one and 4,8‐Cyclododecadien‐1‐one. Synthesis and Properties of Tricyclo(5.3.0.02,8)decane Systems.
Authors: GLEITER R. , SANDER W. , BUTLER‐RANSOHOFF I. 
Published: May 2016

AbstractThe allylic alcohol (I) undergoes PCC oxidation to give the dienone (II), which on photolysis is rearranged to the dienone (III).
ChemInform Abstract: Selective Monoamine Oxidase Inhibitors. Part 4. 4‐Aminophenethylamine Derivatives with Neuron‐Selective Action.
Authors: FLORVALL L. , FAGERVALL I. , ASK A.‐L. , ROSS S. B. 
Published: May 2016

AbstractThe p‐aminophenethylamines (IV), (VI), and (VIII) are prepared from the compounds (I), (II), and (VII) as shown in the reaction scheme.
ChemInform Abstract: Mechanisms of Heterocyclic Ring Formations. Part 4. A 13C‐NMR Study of the Reaction of β‐Keto Esters with Hydroxylamine.
Authors: KATRITZKY A. R. , BARCZYNSKI P. , OSTERCAMP D. L. , YOUSAF T. I. 
Published: May 2016

AbstractThe mechanism of the reaction of hydroxylamine (II) with the ketoesters (I) is investigated by 13C‐NMR‐spectroscopy.
ChemInform Abstract: Substituted 1,3,4‐Thiadiazoles with Anticonvulsant Activity. Part 2. Aminoalkyl Derivatives.
Authors: STILLINGS M. R. , WELBOURN A. P. , WALTER D. S. 
Published: May 2016

AbstractThe thiadiazoles (I) are prepared from dithioesters via thiohydrazides by known methods.
ChemInform Abstract: Synthesis of Benzannelated Cycl(3.2.2)azine: Benzo(a)cycl(3.2.2)azine.
Authors: TOMINAGA Y. , SHIROSHITA Y. , GOTOU H. , MATSUDA Y. 
Published: May 2016

AbstractStarting with the cyanobenzoindolizine (I), the title compound (IIIc) is prepared by cycloaddition and cleavage.
ChemInform Abstract: Studies on Pyridopyrimidines. Part 1. Synthesis of Pyrazolo(3′,4′:4,5)pyrido(2,3‐d)pyrimidine Derivatives.
Authors: NOGUCHI M. , NAGATA S. , KAJIGAESHI S. 
Published: May 2016

AbstractThe fused pyrimidines (VI) are obtained by intramolecular 1,3‐dipolar cycloaddition reaction of the intermediate nitrile imides (V), generated by lead tetraacetate oxidation of the tosylhydrazones (IV).
ChemInform Abstract: Silyl Ketone Chemistry. Preparation and Reactions of Silyl Allenol Ethers. Diels‐Alder Reactions of Siloxy Vinylallenes Leading to Sesquiterpenes.
Authors: REICH H. J. , EISENHART E. K. , OLSON R. E. , KELLY M. J. 
Published: May 2016

AbstractTitle compounds such as (IV), (VII), and (X) can be prepared by two different routes: A).
ChemInform Abstract: Synthesis and Properties of (Trifluoromethyl)trichlorosilane, a Versatile Precursor for CF3Si Compounds.
Authors: BECKERS H. , BUERGER H. + , BURSCH P. , RUPPERT I. 
Published: May 2016

AbstractThe title compound (II) is synthesized by reacting CF3SiH(NMe2)2 (I) with gaseous HCl or by nucleophilic trifluoromethylation of SiCl4 (III) with CF3Br/P(NEt2)3.
ChemInform Abstract: Metal‐Promoted Cyclization. Part 12. A Selective Method for the Synthesis of Stereodefined Exocyclic Alkenes via Allylmetalation of Propargyl Alcohols.
Authors: NEGISHI E. , ZHANG Y. , CEDERBAUM F. E. , WEBB M. B. 
Published: May 2016

AbstractThe known allylmetallation of propargylic alcohols (I) yields the olefines (IIa) or (IIb) stereo‐ and regioselectively.
ChemInform Abstract: An Investigation of the Mode of Formation of the 10‐P‐5 Protonated Phosphatrane HP(OCH2CH2)3N+.
Authors: CARPENTER L. E. II , VERKADE J. G. 
Published: May 2016

AbstractTriethanolamine (I) reacts with the phosphorus compound (II) to yield (III) which forms the protonated phosphatrane (V) on subsequent addition of (IV).
ChemInform Abstract: Hexane‐Soluble Complexes of Alkyl‐ and Alkenyl‐Sodium Compounds with Magnesium Alkoxides.
Authors: SCRETTAS C. G. , MICHA‐SCRETTAS M. 
Published: May 2016

AbstractUnsoluble alkyl or alkenyl sodium compounds are solved in hydrocarbons by complexation with (II).
ChemInform Abstract: Structure of a Pro‐1,4‐dimethylazulene Guaianolide from Thapsia garganica L.
Authors: WAGNER SMITT U. , MOLDT P. , CHRISTENSEN S. B. 
Published: May 2016

AbstractThe title compound (I) is isolated from fruit extracts of Thapsia garganica L., while steam distillation of the fruits yields the azulene (II).
ChemInform Abstract: Synthesis of 3β‐Hydroxy(21‐14C)‐5β‐pregn‐8(14)‐en‐20‐one from Chenodeoxycholic Acid.
Authors: DELUCA M. E. , SELDES A. M. , GROS E. G. 
Published: May 2016

AbstractThe title compound (XVIII), used for stereochemical investigations, is synthesized starting from the acid (I).
ChemInform Abstract: 4‐Methylumbelliferyl 5‐Acetamido‐3,4,5‐trideoxy‐α‐D‐manno‐2‐nonulopyranosidonic Acid: Synthesis and Resistance to Bacterial Sialidases.
Authors: BAUMBERGER F. , VASELLA A. , SCHAUER R. 
Published: May 2016

AbstractThe deoxyneuraminic acid (I) is transformed into the anomeric pentaacetates (IVa) and (IVb) and the enol acetate (V).
ChemInform Abstract: 10‐Acetyl‐10‐hydroxyxantho(2,3‐f)tetralin 8‐Glycosides as Angular Chromophore Analogues of Anthracyclines: Synthesis, Redox Properties, Microsomal Oxygen Consumption, and Antileukemic Evaluation.
Authors: LOWN J. W. , SONDHI S. M. , PLAMBECK J. A. 
Published: May 2016

AbstractCleavage of the bisacetal (I) and subsequent treatment of (II) with acetone dimethylacetal yield the compound (III) which is converted to the xanthotetralins (V).
ChemInform Abstract: Molar Heat Capacities and 1H NMR Spectra of Solid Basic Aluminium Chlorides.
Authors: BRAND P. , MUELLER D. + , SCHMIDT H.‐G. , THALHEIM M. 
Published: May 2016

AbstractCp‐T diagrams of salts treated in vacuo and with H2O vapour are presented (20‐300 K).
ChemInform Abstract: A Correlation Between β‐Hydrogen Isotope Effects on 13C NMR Chemical Shifts in Unsaturated Systems and the Strength of Hyperconjugative Interactions.
Authors: ARROWSMITH C. H. , KRESGE A. J. 
Published: May 2016

Abstractβ‐Hydrogen isotope effects on the 13C NMR chemical shifts of the trigonal carbon in (I) are reported.
ChemInform Abstract: Reactions of Carbenes and Photoexcited Ketones with Phosphorus Compounds.
Authors: ALBERTI A. , GRILLER D. , NAZRAN A. S. , PEDULLI G. F. 
Published: May 2016

AbstractThe photoreaction of ketones such as (I) with phosphorus compounds such as (II) and (III) and photoreaction of diazo compounds such as (IV) with pyrophosphite (III) are investigated by laser flash photolysis and by EPR‐spectroscopy.
ChemInform Abstract: A Convenient Synthesis of Substituted 3‐Oxabicyclo(3.1.0)hexan‐2‐ones.
Authors: MLADENOVA M. , GAUDEMAR‐BARDONE F. , GOASDOUE N. , GAUDEMAR M. 
Published: May 2016

AbstractThe bicyclic lactones (III) and (V) are prepared by reacting the 2‐acyl‐1,1‐dicarboxycyclopropanes (I) and 2‐acyl‐1,1‐diethoxycarbonylcyclopropanes (IV) with the alkyl Grignard or allylzinc reagents (II).
ChemInform Abstract: Synthesis, Reactions and Biological Activity of 3‐(p‐(N‐Methyl/ethyl‐N‐phenylcarbamoyl))phenylsydnones.
Authors: BADACHIKAR S. V. , TIKARE R. K. , PURANIK G. S. 
Published: May 2016

AbstractThe sydnones (I) are synthesized according to a known procedure.
ChemInform Abstract: A Convenient Synthesis of 3‐Substituted 8‐Methoxy‐ and 6,8‐Dimethoxyisocoumarins.
Authors: LEWIS C. N. , SPARGO P. L. , STAUNTON J. 
Published: May 2016

AbstractThe methoxy‐substituted 2‐methylbenzoates (I) are metallated and then acylated with the N‐methoxy‐N‐methylamides (II) to yield the ketones (III).
ChemInform Abstract: Fluorescent Heterocyclic Systems: Syntheses, Structures, and Physicochemical Properties of Dipyrido‐Substituted 1,3,4,6‐Tetraazapentalenes.
Authors: GROZIAK M. P. , WILSON S. R. , CLAUSON G. L. , LEONARD N. J. 
Published: May 2016

AbstractWhile the synthesis of the title compound (VII) has already been described, the synthesis of its isomer (IV) is given here (see scheme).
ChemInform Abstract: An Adventitious Synthesis of a 5‐Methylimidazo(4,5‐c)pyridine Derivative.
Authors: BARRACLOUGH P. , IYER R. , LINDON J. C. , WILLIAMS J. M. 
Published: May 2016

AbstractThermal cyclization of the amide (I) yields only minor amounts of the expected imidazopyridine (II); rearrangement, producing the phenol (III), normall takes place.
ChemInform Abstract: The Reaction of N‐Benzyl‐3‐(methoxycarbonyl)‐4‐piperidones with Cerium(IV) Sulfate.
Authors: ASHAUER‐HOLZGRABE U. , HALLER R. 
Published: May 2016

AbstractThe piperidone (Ia) cyclizes in the presence of cerium(IV) sulfate to produce (IIa), together with the dehydrogenation products (IIIa) and (IVa).
ChemInform Abstract: Reductive Coupling of 2,2‐Dibromo‐1,1,1,3,3,3‐hexaalkyltrisilanes. A Novel Route to Persilylcyclotetrasilanes of the Type ((R1R2R3Si)2Si)4.
Authors: MATSUMOTO H. , YOKOYAMA N. , SAKAMOTO A. , ARAMAKI Y. , ENDO R. , NAGAI Y. 
Published: May 2016

AbstractDiphenyldichlorosilane (I) reacts with the trialkylchlorosilanes (II) and Mg to yield the trisilanes (III) which are cleaved by HBr/AlBr3 to form the dibromotrisilanes (IV).