bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Reductive Oligomerization of 1,2‐Di‐tert.‐butyl‐1,1,2,2‐tetrachlorodisilane: The Tetracyclo(3.3.0.02,7.03,6)octasilane and Tricyclo(2.2.0.02,5)hexasilane Systems.
Authors: KABE Y. , KURODA M. , HONDA Y. , YAMASHITA O. , KAWASE T. , MASAMUNE S.
Published: May 2016

The reduction of the disilane (I) by 2.5‐equiv.
ChemInform Abstract: Phosphonomethylation of 2‐Aminoethanethiol and Thiazolidine. An Unexpected Product.
Authors: DHAWAN B. , REDMORE D.
Published: May 2016

2‐Aminoethanethiol (I) or thiazolidine (V) react with formaldehyde (II) and phosphorous acid (III) to give the N,N‐bis(phosphonomethyl)thiazolidine (IV).
ChemInform Abstract: Complex‐Induced Proximity Effects and Dipole‐Stabilized Carbanions: Kinetic Evidence for the Role of Complexes in the α′‐Lithiations of Carboxamides.
Authors: HAY D. R. , SONG Z. , SMITH S. G. , BEAK P.
Published: May 2016

The kinetics of the α'‐lithiations of the amides (I) by sec.‐butyllithium (II) are investigated.
ChemInform Abstract: cis‐ and trans‐Dioxo Complexes of Chlororuthenium(VI).
Authors: PERRIER S. , KOCHI J. K.
Published: May 2016

Dioxoruthenium(VI) complexes are prepared as tetra and trichloro derivatives and isolated as (III), (V) or (VI).
ChemInform Abstract: Thermal Encapsulation and Photochemical Deencapsulation of Ag(I) by (Ir2(dimen)4)(PF6)2 (dimen: 1,8‐Diisocyanomenthane). X‐Ray Crystal Structure of (AgIr2(dimen)4)(PF6)3·2 DMSO.
Authors: SYKES A. , MANN K. R.
Published: May 2016

The title complex (IV) is formed by reaction of the diiridium complex (I) with one equiv. AgPF6 (II) and recrystallization of an isolated encapsulation product from DMSO (III).
ChemInform Abstract: Regioselective Methylation of 7,12‐Dihydropyrido(3,2‐b:5,4‐b′)diindole. Experimental and Computational Results.
Authors: TRUDELL M. L. , TAN Y.‐C. , COOK J. M.
Published: May 2016

The pyrido‐fused diindole (I) is consecutively treated with KH in DMSO and methyl iodide (II) to give the 7‐methyl derivative (III).
ChemInform Abstract: Synthesis of Stypandrol, a Toxic Binaphthalenetetrol Isolated from Stypandra imbricata. New Syntheses of Dianellidin and Stypandrone.
Authors: RIZZACASA M. A. , SARGENT M. V.
Published: May 2016

New syntheses of the naphthalenoid natural products dianellidin (IV) and stypandrone (XI), which rely on the Fries rearrangement ((I) → (II), (VIII) → (IX)), are described as outlined in the scheme.
ChemInform Abstract: Characterization of Some New Chromates M2Fe3(OH)5(CrO4)3·3 H2O (M: Li, Na).
Authors: MINEELY P. J.
Published: May 2016

The title chromates, prepared as amorphous red‐brown powders according to the scheme (yields in mg), are characterized by thermal analysis, powder XRD, IR spectroscopy and room temp. Moessbauer studies.
ChemInform Abstract: Theoretical Studies of the Lithiation of Enamines.
Authors: STORK G. , POLT R. L. , LI Y. , HOUK K. N.
Published: May 2016

In order to understand the transition‐state geometries of proton removal, ab initio calculations are carried out on the reactions of lithium hydride and methyllithium with a series of vinylamines at the 3‐21G level.
ChemInform Abstract: Electrocatalytic Haloform Reaction: Transformation of Methyl Ketones into Methyl Esters.
Authors: NIKISHIN G. I. , ELINSON M. N. , MAKHOVA I. V.
Published: May 2016

The haloform reaction can be carried out electrocatalytically.
ChemInform Abstract: Electrochemical Selective Bromoalkoxylation of Arylolefins.
Authors: ELINSON M. N. , MAKHOVA I. V. , NIKISHIN G. I.
Published: May 2016

Electrochemical bromoalkoxylation of allylbenzene (I) with methanol (II) in the presence of ammonium bromide leads to the formation of the bromohydrin ethers (III) and (IV), the ethers (V) and (VI), and the dibromide (VII).
ChemInform Abstract: Cobaloxime‐Mediated Radical Alkyl‐Heteroaromatic Substitution.
Authors: BRANCHAUD B. P. , CHOI Y. L.
Published: May 2016

The pyridinium, quinolinium, and benzothiazolium tosylates (I), (V), and (VIII) are alkylated with the Co(III) complexes (II) on anaerobic visible light photolysis, yielding the pyridines (III) and (IV), quinolines (VI) and (VII), or benzothiazoles (IX).
ChemInform Abstract: Diels‐Alder Reactions of Cycloalkenones. Part 13. Reactions of 2‐Cyclohexenones with E‐1‐Methoxy‐1,3‐butadiene.
Authors: FRINGUELLI F. , MINUTI L. , RADICS L. , TATICCHI A. , WENKERT E.
Published: May 2016

Cycloaddition reaction of the cyclohexenones (I) with the E‐methoxybutadiene (II) yields the 1:1 adducts (III).
ChemInform Abstract: Retropinacoline Rearrangement of α‐Branched Geminal Dichlorohydrocarbons.
Authors: BORODAEV S. V. , ZUBKOVA O. V. , LUK'YANOV S. M. , GASANOV A. G.
Published: May 2016

Treatment of the title compounds (I) with SbCl5 causes cleavage of Cl‐ ions and generation of chlorocarbenium ions, which undergo subsequent migration of R1 to afford a more stable cation.
ChemInform Abstract: Heterocyclic Photorearrangements. Photochemical Behaviour of Some 3,5‐Disubstituted 1,2,4‐Oxadiazoles in Methanol at 254 nm.
Authors: BUSCEMI S. , CICERO M. G. , VIVONA N. , CARONNA T.
Published: May 2016

The photolysis of the 1,2,4‐oxadiazoles (I) in methanol is examined.
ChemInform Abstract: Transition‐Metal Promoted Reactions. Part 19. Nickelocene‐Lithium Aluminum Hydride: A Versatile Desulfurization Reagent.
Authors: CHAN M.‐C. , CHENG K.‐M. , HO K. M. , NG C. T. , YAM T. M. , WANG B. S. L. , LUH T.‐Y.
Published: May 2016

Nickelocene and LiAlH4 react in THF to give a homogeneous metal hydride which is employed in the reduction of several sulfur compounds as shown in the reaction scheme.
ChemInform Abstract: Heterogeneous Acid‐Catalyzed Amination of Isobutene to tert‐Butylamine.
Authors: DEEBA M. , FORD M. E.
Published: May 2016

Ammonia (II) is added to the double bond of isobutene (I) in the presence of a zeolite catalyst to give tert‐butylamine (III).
ChemInform Abstract: Polyfluoroalkylsuccinic Acids.
Authors: ALEKSEENKO A. N. , NAZARETYAN V. P. , IL'CHENKO A. YA. , YAGUPOL'SKII L. M.
Published: May 2016

In the presence of an inhibitor of radical reactions the reaction between the perfluoroalkyl iodides (I) and diethyl maleate (II) or diethyl itaconate (V) affords the perfluoroalkylsubstituted diethyl succinates (III) or (VI).
ChemInform Abstract: Reaction of Organic Azides with Unsaturated Compounds. Part 10. Esters of N‐Arylsulfonylcarbamic Acids.
Authors: SEMENOV V. P. , OGLOBLIN K. A.
Published: May 2016

The arylsulfonyl azides (I) react smoothly with acyclic alkenes such as (II) or with cyclohexenes, e.g. (IV), to afford the title compounds of type (III) or (V).
ChemInform Abstract: A New Method for the Synthesis of Linear Allylsulfonium Salts and Their (1,2)‐ or (3,2)‐Reactions Depending on the Nature of the Counterions.
Authors: DRAGAN V. A. , VESELOVSKII V. V. , MOISEENKOV A. M.
Published: May 2016

Geranyl acetate (I) reacts with dimethyl sulfoxide (II), activated by trifluoroacetic anhydride, to give the sulfonium salt (IIIa).
ChemInform Abstract: Hydrogenation of 3(2H)‐Isoquinolinones and the Stereochemistry of the Products.
Authors: TOTH G. , HAZAI L. , DEAK G. , DUDDECK H. , KUEHNE H. + , HRICOVINI M.
Published: May 2016

A new route of preparing the tetrahydroisoquinolines (II) and the 1,4‐dihydroisoquinolines (III) and (IV) is developed by hydrogenation of (I).
ChemInform Abstract: Synthesis and Reactions of C‐(2‐Thienoyl)‐N‐arylformohydrazonoyl Bromides.
Authors: FARAG A. M. , ALGHARIB M. S.
Published: May 2016

Coupling of 1‐thienyl‐2‐dimethylsulfonioethanone bromide (I) with the diazonium salts (II) leads to the formation of the hydrazonoyl bromides (III) which react with the nucleophilic compounds (IV), (VI), (VIII), or (X) to form the derivatives (V), (VII), (IX), and (XI) respectively.
ChemInform Abstract: Trifluorovinylphosphonates.
Authors: KADYROV A. A. , ROKHLIN E. M. , GALAKHOV M. V.
Published: May 2016

Reaction of the trifluorovinylmagnesium iodide, prepared from the trifluorovinyl iodide (I) and Mg, with the chlorophosphites (II) produces the phosphonites (III) which are oxidized with SeO2 or activated MnO2, yielding the title compounds (IV).
ChemInform Abstract: Synthetic and Structural Studies on the Formation of a Tetradecametallic Yttrium Oxide Alkoxide Chloride Complex: An Example of How Molecular Yttrium Oxygen Frameworks Form Extended Arrays.
Authors: EVANS W. J. , SOLLBERGER M. S.
Published: May 2016

YCl3 reacts with 2 equiv. of Na‐O‐tBu in THF to form (I), which crystallizes in P21/c with Z=4.
ChemInform Abstract: Synthesis, Characterization, and Electrochemical Properties of a Family of Dinuclear Rhodium Complexes Containing Two Terminal Hydride Ligands and Two Hydride (or Chloride) Bridges. Stoichiometric and Catalytic Hydrogenation Reactions of Alkynes and Alkenes.
Authors: BIANCHINI C. , MELI A. , LASCHI F. , RAMIREZ J. A. , ZANELLO P. , VACCA A.
Published: May 2016

The trihydride complex (I) can function as precursor for polynuclear polyhydride derivatives by two routes: protonation by strong acids and thermal decomposition in solution.
ChemInform Abstract: Polymethine Dyes with Benzopyrylium Ions.
Authors: MAKIN S. M. , MARKINA T. A. , BOIKO I. I.
Published: May 2016

Condensation of salicylic aldehydes such as (I) with acetone, cyclopentanone or cyclohexanone yields arylidene ketones (III).
ChemInform Abstract: Synthesis and X‐Ray Diffraction Analysis of the Tetrazole Peptide Analogue Pro‐Leuψ(CN4)Gly‐NH2.
Authors: VALLE G. , CRISMA M. , YU K.‐L. , TONIOLO C. , MISHRA R. K. , JOHNSON R. L.
Published: May 2016

The title compound (VII), which is synthesized as outlined in the scheme, crystallizes in the space group P212121 with Z=4 (yield given in mg).
ChemInform Abstract: Amino Acids and Peptides. Part 209. Di‐ and Tripeptide N‐Alkyl‐ and N‐Aralkyl Amides as Chymotrypsin Inhibitors.
Authors: KASAFIREK E. , SUTIAKOVA I. , BARTIK M. , STURC A.
Published: May 2016

The two competitive inhibitors (I) of chymotrypsin are synthesized and their inhibition constants are determined and compared with those of some peptides prepared earlier.
ChemInform Abstract: Nodularin, Microcystin, and the Configuration of Adda.
Authors: RINEHART K. L. , HARADA K. , NAMIKOSHI M. , CHEN C. , HARVIS C. A. , MUNRO M. H. G. , BLUNT J. W. , MULLIGAN P. E. , BEASLEY V. R. , DAHLEM A. M. , CARMICHAEL W. W.
Published: May 2016

The uniquely characteristic C20 amino acid Adda is present in closely related toxins reported recently such as microcystins (cyanoginosins; all cyclic heptapeptides), e.g. microcystin LR (I) (presumably identical with cyanoginosin LR).
ChemInform Abstract: Regioselective and Stereoselective Oxirane Ring‐Opening of 2,3‐Anhydropentopyranosides with Some Methyl Group Donating Organometallic Reagents.
Authors: INGHARDT T. , FREJD T. , MAGNUSSON G.
Published: May 2016

The L‐riboside (Ia) is silylated with (II) and then methylated with the organometallic methyl compound (III), yielding only the 3‐C‐methyl derivative (IV).
ChemInform Abstract: Synthesis, Structure, and Reactivity Against Nucleophiles of 1,2:3,4‐Disulfites of β‐L‐Arabinopyranose.
Authors: GAGNIEU C. H. , GUILLER A. , PACHECO H.
Published: May 2016

L‐Arabinose reacts with SOCl2 (II) and pyridine at low temperatures, forming a mixture of the four diastereoisomeric β‐L‐arabinopyranose 1,2:3,4‐disulfites (III).
ChemInform Abstract: Researches on Antibacterial and Antifungal Agents. Part 9. Pyrrole Analogues of Bifonazole with Potent Antifungal Activities.
Authors: MASSA S. , STEFANCICH G. , CORELLI F. , SILVESTRI R. , PANICO S. , ARTICO M. , SIMONETTI N.
Published: May 2016

In order to investigate compounds related to the antimycotic clotrimazole (I) or bifonazole (II), the pyrrolyl analogue (IX) of (II) is prepared from 4‐nitrobenzophenone (III) as shown in the reaction scheme.
ChemInform Abstract: Crystal Structure of NH4UO2SeO4F·H2O (I).
Authors: BLATOV V. A. , SEREZHKINA L. B. , SEREZHKIN V. N. , TRUNOV V. K.
Published: May 2016

The title compound (I) is prepared for the first time from NH4F, UO2SeO4 and H2O (no experimental details given).
ChemInform Abstract: Vitreous and Crystalline Phases in the Systems Ba3‐xSrx(B3O6)2 and Ba3‐xPbx(B3O6)2.
Authors: ALMOU M. , RULMONT A. , TARTE P.
Published: May 2016

The ranges of glass formation in the title systems are determined and the thermal and structural properties of the vitreous and crystalline phases are studied by DTA and XRD.
ChemInform Abstract: Rechargeable Lithium Batteries Using Polypyrrole‐Poly(styrenesulfonate) Composite as the Cathode‐Active Material.
Authors: SHIMIZU A. , YAMATAKA K. , KOHNO M.
Published: May 2016

A light‐weight rechargeable lithium battery is developed.
ChemInform Abstract: Bimetallic Cluster‐Derived Heterogeneous Catalysts ‐ Heteronuclear Two‐Site Activation of CO in Syngas Conversion to Oxygenates.
Authors: ICHIKAWA M.
Published: May 2016

Fe‐containing Rh, Pt and Pd bimetallic carbonyl clusters are employed as the potential precursors to provide highly dispersed bimetallic sites impregnated on SiO2 and entrapped inside zeolite frameworks.
ChemInform Abstract: Kinetics of the Perhydrolysis of p‐Nitrophenyl Acetate and the Formation, Hydrolysis, and Perhydrolysis of Diacetyl Peroxide.
Authors: DAVIES D. M. , DEARY M. E.
Published: May 2016

Reactions of the model bleach activator p‐nitrophenyl acetate with H2O2 in aqueous carbonate, borate, and phosphate buffers are investigated.
ChemInform Abstract: Synthesis of Medium and Large Rings. Part 23. Photochemical Rearrangement of 3,6‐Alkanooxepin‐4,5‐dicarboxylic Esters.
Authors: TOCHTERMANN W. , OLSSON G. , SCZOSTAK A. , SOENNICHSEN F. + , FRAUENRATH H. , RUNSINK J. , PETERS E.‐M. , PETERS K. , VON SCHNERING H. G.
Published: May 2016

Photolysis of the diesters (I) or (III) leads to the products (IIa) (space group P1, Z=4), (IIb) ( P21/n, Z=4) or (IV) (P21/c, Z=4).
ChemInform Abstract: A Convenient One‐Stage Synthesis of Some Diiodoperfluoroalkanes by Using Tetrafluoroethylene Derived from Poly(tetrafluoroethylene) Waste.
Authors: KOTOV S. V. , IVANOV G. D. , KOSTOV G. K.
Published: May 2016

Thermal depolymerization of poly(tetrafluoroethene) waste (I) presents a convenient and safe source of tetrafluoroethene (II).
ChemInform Abstract: Fluorination of Polyfluoroalkoxy Derivatives of Sulfur Tetrafluoride with Elemental Fluorine.
Authors: FOKIN A. V. , STUDNEV YU. N. , STOLYAROV V. P. , PRIGORELOV G. A.
Published: May 2016

The alkoxysulfur trifluorides (III), prepared from the alcohols (I) and sulfur tetrafluoride (II), are fluorinated in situ to give the alkoxysulfur pentafluorides (IV).
ChemInform Abstract: Metal‐Catalyzed Oxidation of Camphene.
Authors: SETHI S. C. , NATU A. D. , WADIA M. S.
Published: May 2016

The cobalt naphthenate catalyzed autoxidation of camphene (I) is investigated in chloroform at 50 °C and in ethylene chloride at 80 °C. Whereas at the lower temperature the products are camphenilone (II) and the epoxide mixture (III), at the higher temperature (II) is observed together with the acid (IV).
ChemInform Abstract: Open Chain Nitrogen Compounds. Part 13. 1‐Aryl‐3‐arylthiomethyl‐3‐methyltriazenes (III) and 3‐(Arylazo)‐1,3‐thiazolidines (VI).
Authors: VAUGHAN K. , MANNING H. W. , MERRIN M. P. , HOOPER D. L.
Published: May 2016

New triazenes of type (III) are prepared having half‐lives in aqueous buffer in the range 4‐16 min; both (IIIa) show antitumor activity.
ChemInform Abstract: Formation of 6‐Hydroxyindole in the Nenitzescu Reaction. Part 1. Nucleophilic Addition to N‐Quinonylenaminones.
Authors: KUCKLAENDER U. + , ULMER P. , KUNA K. , TOEBERICH H. +
Published: May 2016

The title enamine (III) is prepared from the amine (I) in three steps.
ChemInform Abstract: Polymeric Transfer Reagents: Synthesis of Amides Using Mixed Carboxylic Dithiocarbamic Anhydride Resins.
Authors: HARIDASAN V. K. , PILLAI V. N. R.
Published: May 2016

The title resins (V) are prepared starting from Merrifield's resin (I) (yields given in g).
ChemInform Abstract: Addition Reaction of N‐Chloromethyl Urethanes to β,β‐Disubstituted Vinyl Alkyl Ethers.
Authors: SAVOST'YANOVA I. A. , OLENEVA G. I. , SHIPOV A. G. , BAUKOV YU. I.
Published: May 2016

The N‐chloromethyl urethanes (I) are coupled with the isobutenyl alkyl ethers (II) to give the addition products (III).
ChemInform Abstract: A New Synthesis of 1‐Aryl‐5‐cyano‐1H‐pyrazole‐4‐carboxylic Acid Ethyl Esters.
Authors: BECK J. R. , ACKMANN S. A. , STASZAK M. A. , WRIGHT F. L.
Published: May 2016

The aminopyrazoles (I) react with tert‐butyl nitrite (II) and dimethyl disulfide (III) to give the methylthiopyrazoles (IV) which are oxidized with hydrogen peroxide to yield the methylsulfonyl compounds (V).
ChemInform Abstract: New Imidazole Antifungal Agents Derived from Benzo(b)thiophene. Part 2.
Authors: MORENO‐MANAS M. , CUBERES M. R. , PALACIN C. , RAGA M. , CASTELLO J. M. , ORTIZ J. A.
Published: May 2016

Compounds of type (III), (VI), (VIII) and (X) show good antifungal activity.
ChemInform Abstract: Synthesis of 6‐Aroylimino‐2‐aryl‐1,3,4‐thiadiazolo(3,2‐b) (1,2,4)thiadiazolines.
Authors: SRIDEVI G. , RAO P. J. , REDDY K. K.
Published: May 2016

Treatment of the thioureas (VI) according to A) does not lead to formation of the ring system (V), as reported by other authors, but affords title compounds of type (VII) (15 examples).
ChemInform Abstract: Chemistry of Homoisoflavonoids: Synthesis of Polyhydroxy 3‐Benzylchromones and 3‐Benzylchroman‐4‐ones Without Protection and Deprotection of Hydroxyl Groups and a Convenient Preparation of Benzylidenechroman‐4‐ones.
Authors: SATHYANARAYANA S. , KRISHNAMURTY H. G.
Published: May 2016

Using the methods shown in the scheme, title compounds of type (III), (IV) (no yield given) and (VII) can be rapidly and conveniently prepared without protection and deprotection of the hydroxyl groups.
ChemInform Abstract: Synthesis of Polynuclear Heterocyclic Compounds. Part 1. Synthesis of (1)Benzopyrano(4,3‐d)isoxazoles via Nitrone Cycloaddition.
Authors: HARAN S. H. , MATHUR H. H. , TRIVEDI G. K.
Published: May 2016

With a view to obtaining industrially important polynuclear compounds, the cycloaddition reaction between 3‐nitroflavenes of type (I) with in situ generated N‐methyl nitrone (II) is studied.
ChemInform Abstract: Novel Synthesis of Xanthones. Part 2. Synthesis of 6‐Bromoxanthones.
Authors: OMUARU V. O. T. , WHALLEY W. B.
Published: May 2016

The reaction of the ketones (I) according to A) does not give the expected 6‐bromo derivatives but the fully aromatized bromo compounds (II).
ChemInform Abstract: Chemistry of Triphenyl‐(or Tri‐n‐butyl)pyridylphosphonium Salts. Part 1. Novel Method for the Regioselective Introduction of Phosphonium Groups into N‐Heteroaromatic Ring Systems.
Authors: ANDERS E. , MARKUS F.
Published: May 2016

The heterocyclic compounds (I) and (V) react with Tf2O (II) to give N‐triflyl salts which are transformed to the phosphonium salts (IV) and (VI), respectively.
ChemInform Abstract: Acid‐Catalyzed Intramolecular 2‐Aza‐1,3‐diene Diels‐Alder Cyclization Processes.
Authors: HO E. , CHENG Y.‐S. , MARIANO P. S.
Published: May 2016

2‐Methylbenzyl alcohol (I) is allylated and oxidized to give the aldehyde (III) which is coupled with the allylic amines (IV) to form the imines (V).
ChemInform Abstract: Heterocyclic Studies. Part 45. Polycyclic Systems with the Thieno(2,3‐d:4,5d′)dipyrimidine Unit.
Authors: CLARK J. , HITIRIS G.
Published: May 2016

Various nucleophiles are used to substitute the chlorine of the readily accessible 4‐chloro compound (I).
ChemInform Abstract: Lewis Acid Promoted Reaction of 2‐Furoyl Chloride and 2‐Thiophenecarbonyl Chloride with Dialkylcyanamides and Dialkylcarbodiimides.
Authors: AL‐TALIB M. , TASHTOUSH H.
Published: May 2016

The reaction of the title compounds (I) with 2 equiv. of dialkylcyanamides in the presence of 1 equiv. Lewis acid (SbCl5 or FeCl3) gives oxadiazinium salts of type (III).
ChemInform Abstract: Synthesis and Biological Evaluation of 7‐Chloro‐1‐trideuteriomethyl‐5‐phenyl‐1H‐1,5‐benzodiazepine‐2,4(3H,5H)‐dione (Clobazam‐d3).
Authors: POUPAERT J. H. , GUIOT P. , JACQMIN P. , DUMONT P.
Published: May 2016

The title compound (IV) has a pharmacological profile which is similar to that of its N‐methyl analogue clobazam.
ChemInform Abstract: Dechlorination of Sterically Hindered Trichloromethylphosphonamidous Chlorides.
Authors: MARCHENKO A. P. , KOIDAN G. N. , OLEINIK V. A. , PINCHUK A. M.
Published: May 2016

The trichloromethylphosphonamidous chlorides (I) are treated with tri‐tert‐butylphosphine or hexaethylphosphorous triamide to give the dichloromethylenephosphinous amides (II).
ChemInform Abstract: Syntheses and Structural Studies of New Bicyclic 1,3‐Diphenyl‐1,3,2λ3,4λ3‐diazadiphosphetidines.
Authors: KUMARAVEL S. S. , KRISHNAMURTHY S. S. , CAMERON T. S. , LINDEN A.
Published: May 2016

Reactions of the cis‐diazadiphosphetidine (I) with the difunctional reagents (II) in the presence of NEt3 yield the title compounds (III).
ChemInform Abstract: A Novel and Convenient Method for the Preparation of Dialkyl Tellurides and Ditellurides.
Authors: BHASIN K. K. , GAUTAM A.
Published: May 2016

The reduction of tellurium (I) with hydrazine hydrate and subsequent reaction with alkyl halides (II) gives the dialkyl ditellurides (III).
ChemInform Abstract: The Stereochemical Activity or Non‐Activity of the “Inert” Pair of Electrons on Lead(II) in Relation to Its Complex Stability and Structural Properties. Some Considerations in Ligand Design.
Authors: HANCOCK R. D. , SHAIKJEE M. S. , DOBSON S. M. , BOEYENS J. C. A.
Published: May 2016

A change is observed from a stereochemically inactive lone pair on the Pb(II) ion to an active one in replacing oxygen donors by nitrogen such as in (I) and (II) (discontinuity in the increase in the formation constants).
ChemInform Abstract: Stereoselective Synthesis and Characterization of the Optically Labile Chiral Cr(III) Complex δ‐(+)589(Cr((‐)bdtp)3).
Authors: BISCARINI P. , KURODA R.
Published: May 2016

The diastereomeric title complex (III) is stereoselectively prepared with the chiral (‐)‐ligand (II) in THF.
ChemInform Abstract: Binding of Oxysulfur Anions to Macrocyclic Iron(II,III): ((Fe(TPP))2SO4) and (Fe(Me6(14)‐4,11‐dieneN4)(S2O5)).
Authors: REYNOLDS M. S. , HOLM R. H.
Published: May 2016

In an attempt to produce substrate Fe(II) complexes potentially relevant to the mechanism of action of sulfite reductase, several anaerobic reaction systems are investigated.
ChemInform Abstract: Synthetic Routes to New Polypyridyl Complexes of Osmium(II).
Authors: KOBER E. M. , CASPAR J. V. , SULLIVAN B. P. , MEYER T. J.
Published: May 2016

New luminescent complexes of Os(II) which contain N‐N ligands, either 2,2'‐bipyridine or 1,10‐phenanthroline, as the chromophoric acceptor ligand are prepared by known and new methods.
ChemInform Abstract: Organometallic Chemistry of Sulfinic Acids. Highly Stereo‐ and Regioselective Intramolecular Hydroplatinations. X‐Ray Crystal Structure of (Ph3P)2Pt(trans‐SO2CH(CH3)CH2CH(CH2CH3)).
Authors: HALLOCK J. S. , GALIANO‐ROTH A. S. , COLLUM D. B.
Published: May 2016

Reactions of sulfinic acids with Pt(0) and Pt(II) complexes are described.
ChemInform Abstract: Synthesis of Steroidal (C‐16,17e)‐Fused Dihydro‐α‐pyrones.
Authors: KHAIDEM I. S. , SINGH L. R.
Published: May 2016

The ketone (I) serves as starting material for the preparation of the pyrones (III) and (VII), a type of compound which is of interest because of its possible biological activity.
ChemInform Abstract: Reaction of D‐Galactose Phenylhydrazone with Nitroalkenes: Synthesis of Pentahydroxypentylpyrazoles.
Authors: GOMEZ GUILLEN M. , CONDE JIMENEZ J. L.
Published: May 2016

Only the reaction of the phenylhydrazone (I) mentioned in the title with β‐bromo‐β‐nitrostyrene (IV) yields a nitropyrazole (V).
ChemInform Abstract: A Miniature Glass‐Membrane Reference Electrode/Sensor for Na‐Activity Measurements in Molten Salts
Authors: BLOOM I. , HEIBERGER J. J. , INTERNOSCIA M. A. , REA K. , REDEY L.
Published: May 2016

is developed during a study of Na+‐ion‐conducting glass electrolytes (Na2O‐ZrO2‐Al2O3‐SiO2 system) for Na/S cells and is described in detail.
ChemInform Abstract: Growth of Pure and Tin‐Doped Indium Oxide Crystals and Their Electrical Properties.
Authors: SHIMADA S. , SATO I. , KODAIRA K. , MATSUSHITA T.
Published: May 2016

Pure and Sn‐doped In2O3 crystals are grown by controlled air oxidation using flowing air diluted with nitrogen of In (or In/SnO) vapor generated by reduction of In2O3 with graphite (In2O3/C or In2O3/C/SnO2 mixtures, 1130 and 1230 °C).
ChemInform Abstract: Influence of the Electrical Polarization on the Surface Plasmon Dispersion at Metal‐Electrolyte Interfaces
Authors: TADJEDDINE A.
Published: May 2016

Review: (analysis of experimental data from the investigation of metal‐electrolyte interface properties using surface plasma waves excited in attenuated total reflection; 45 refs.
ChemInform Abstract: Cluster of Clusters: A New Series of High Nuclearity Au‐Ag Clusters
Authors: TEO B. K.
Published: May 2016

Review: (The Chemistry of Heteronuclear Clusters and Multimetallic Catalysts; Proceedings of the Seminar in Koenigstein, Sept.
ChemInform Abstract: Chemistry of Cobalt‐Ruthenium Mixed Metal Complexes: Carbonylation and Metalloselective Substitution Reactions
Authors: HIDAI M. , MATSUZAKA H.
Published: May 2016

Review: (The Chemistry of Heteronuclear Clusters and Multimetallic Catalysts; Proceedings of the Seminar in Koenigstein, Sept.
ChemInform Abstract: Elementary Steps in the Formation of Bimetallic Catalysts Derived from Carbonyl Clusters
Authors: GUCZI L. , BECK A.
Published: May 2016

Review: (The Chemistry of Heteronuclear Clusters and Multimetallic Catalysts; Proceedings of the Seminar in Koenigstein, Sept.
ChemInform Abstract: Achieving High‐Efficiency Photoanodic Behavior with a Low‐Mobility Oxide, In2O3.
Authors: SCHUMACHER L. C. , MAMICHE‐AFARA S. , LEIBOVITCH M. , DIGNAM M. J.
Published: May 2016

It is demonstrated that for In2O3 films significant control of the solid state properties and film morphology can be achieved by proper choice of the substrate material and oxide growth mechanism.
ChemInform Abstract: Thermodynamic Investigations on Cuprous Selenide.
Authors: MOSTAFA S. N. , SELIM S. R. , SOLIMAN S. A. , EL‐LAKWAH F. A.
Published: May 2016

The thermodynamic properties of the electrons in Cu2‐ΔSe are studied by EMF measurements as function of Cu/Se ratios and temp. (350‐450 °C) using the solid state galvanic cell Pt/Cu/CuBr/Cu2‐ΔSe/graphite.
ChemInform Abstract: Transient Formation of Hydrogen Tetraoxide (HOOOOH) from the Dimerization of Perhydroxyl (HOO·): Concerted Homolytic Dissociation to Singlet Oxygen (1O2) and Hydrogen Peroxide.
Authors: SUGIMOTO H. , SAWYER D. T. , KANOFSKY J. R.
Published: May 2016

Electrolytic reduction of protons at a Pt electrode surface in the presence of O2 in MeCN yields oriented HOO· radicals which are specifically adsorbed with the H‐ends at the electrode surface, such that their radical ends are in close proximity for radical‐radical coupling.
ChemInform Abstract: Electrochemical and Spectroscopic Studies of Tungsten Hexachloride in an Acidic Sodium Chloroaluminate Melt. Determination of Dissolved Oxide.
Authors: SCHOEBRECHTS J.‐P. , FLOWERS P. A. , HANCE G. W. , MAMANTOV G.
Published: May 2016

In an acidic sodium chloroaluminate melt (63 mol% AlCl3), WCl6 undergoes several reduction steps, the first of which is sensitive to oxide impurities and possibly can be used for the quantitative determination of oxide in such melts.
ChemInform Abstract: Enhancement in CO Hydrogenation Activity of Small Co Clusters in Faujasite by O2‐H2 Treatment.
Authors: KIM J. C. , WOO S. I.
Published: May 2016

Co clusters prepared by H2 reduction of Co exchanged faujasite (CoNaY) with intermittent O2 treatments at 500 °C show enhanced catalytic activity in the CO hydrogenation reaction compared to clusters prepared without O2 treatment.
ChemInform Abstract: Separation of the Salts M2B10H10 and M2B12H12 (M: Li or Et4N) by HPLC on a Silicagel Column
Authors: COLOMBIER M. , BONNETOT B. , MONGEOT H.
Published: May 2016

using a MeCN/CHCl3 mixture as the mobile phase can be carried out on an analytical or preparative scale.
ChemInform Abstract: Formation of Unsaturated Acyclic Ketones in the Complex‐Catalyzed Telomerization of Isoprene in Acetone.
Authors: BERGER R. , FRANKE B. , GAUBE W. , HELMS M.
Published: May 2016

Isoprene reacts in the presence of Pd‐complexes + phosphines in acetone/H2O under pressure (Pd:P:(I):(II):H2O:CO2 = 1:3:200:550:130:50) to give dimers, dimethyloctadienols, and unsaturated ketones of molecular mass 194; one of the two main ketones is identified to be (III).
ChemInform Abstract: Asymmetric 1,4‐Additions to 5‐Alkoxy‐2(5H)‐furanones. An Efficient Synthesis of (R)‐ and (S)‐3,4‐Epoxy‐1‐butanol.
Authors: FERINGA B. L. , DE LANGE B.
Published: May 2016

Reaction of the racemic hydroxybutenolide (I) with l‐menthol (II) yields a mixture of the diastereomers (III) and (IV), from which the enantiomerically pure isomer (III) can be enriched and isolated by an epimerization/crystallization work‐up procedure.
ChemInform Abstract: Cleavage of Carbon‐Carbon Bonds with High Stereochemical Control. Part 4. Base‐Induced Cleavage of Optically Active Nonenolizable Benzylic Ketones.
Authors: PAQUETTE L. A. , GILDAY J. P.
Published: May 2016

The aromatic ketones (R)‐(‐)‐(VIII), prepared from the menthyl phenylpropanoate (I) via the alcohols (IV), undergo cleavage reaction upon treatment with bases such as potassium tert‐butoxide or sodium amide to give the hydrocarbons (+)‐(IX).
ChemInform Abstract: Reactions of 1,2‐Diaminobenzimidazoles with β‐Dicarbonyl Compounds.
Authors: ROMANO C. , DE LA CUESTA E. , AVENDANO C. , FLORENCIO F. , SAINZ‐APARICIO J.
Published: May 2016

Condensation reactions of (I) with dicarbonyl compounds are reported.
ChemInform Abstract: Dibromotriphenylphosphorane‐Promoted Synthesis of Condensed Heterocyclic Systems from Aromatic Diamines.
Authors: AL‐KHATHLAN H. , ZIMMER H.
Published: May 2016

The synthesis of different fused heterocyclic systems such as (II), (IV), (VI), (VIII), and (X) from cyclic imides is described using dibromotriphenylphosphorane.
ChemInform Abstract: Photodimerization of Singlet trans‐ and cis‐Anethole. Concerted or Stepwise?
Authors: LEWIS F. D. , KOJIMA M.
Published: May 2016

The products (III) and (IV) are formed from the reaction of singlet (II) with ground state (I) and (II), respectively.
ChemInform Abstract: Preparation and Diels‐Alder Reactions of 5,5‐Dimethylcyclopentadienes.
Authors: MILLER J. A. , ULLAH G. M.
Published: May 2016

The title compounds (I), (III) and (V) are prepared via dechlorination or oxidation/dechlorination of the corresponding chloro cyclobutenes.
ChemInform Abstract: Isomerization During the Reaction of Ketoximes with Propargyl Ethers.
Authors: TROFIMOV B. A. , MIKHALEVA A. I. , NESTERENKO R. N. , KALABIN G. A. , TARASOVA O. A.
Published: May 2016

In the presence of KOH the reaction between the oximes (I) and the 2‐propynyl alkyl ethers (II) unexpectedly affords the oximes (IV) instead of the expected alkoxypyrroles.
ChemInform Abstract: Reaction of Phenol with Acrolein in the Presence of Aluminum Phenolate.
Authors: KOZLIKOVSKII YA. B. , KOSHCHII V. A. , BUTOV S. A. , OLIFIROV D. I.
Published: May 2016

In the presence of Al(OPh)3 the reaction between phenol (I) and acrolein (II) affords the sterically hindered propane derivatives (III) and (IV), the alkene (V), the benzofuran (VI) and the pyrano(2,3‐b)chroman (VII).
ChemInform Abstract: Cross‐Linking of Cyclopalladinated Acetanilides with Phenylacetylene.
Authors: GONCHAROV V. S. , RAIDA V. S. , SIROTKINA E. E.
Published: May 2016

In the presence of at least a fourfold excess of Ph3P with respect to Pd, the reaction between the Pd complexes (I), which are prepared according to a known procedure, and phenylacetylene (II) affords the o‐acetylaminotolans (III) in high yields.
ChemInform Abstract: A High‐Yield Regiospecific Synthesis of Keto Oximes from Aryl‐Conjugated Ethylenes and Ethyl Nitrite in the Presence of Cobalt Complex and BH4‐ Ion.
Authors: OKAMOTO T. , KOBAYASHI K. , OKA S. , TANIMOTO S.
Published: May 2016

Treatment of the styrenes (I) with ethyl nitrite (II) and tetraethylammonium borohydride in the presence of a Co(III) complex yields the ketoximes (III).
ChemInform Abstract: Synthesis of Amino Derivatives of 5‐Aralkylidene‐3‐pyrrolin‐2‐ones.
Authors: ADEMBRI G. , ANSELMI C. , CAMPARINI A. , ROSSETTI M. G. , SCOTTON M.
Published: May 2016

The 5‐aralkylidene‐3‐pyrrolin‐2‐ones (V) are prepared from the educts (I) as outlined in the reaction scheme.
ChemInform Abstract: New Functionalizations of Oxanorbornenic Systems via 1,3‐Dipolar Cycloadditions with C,N‐Diphenylnitrone.
Authors: ARJONA O. , FERNANDEZ DE LA PRADILLA R. , PEREZ R. A. , PLUMET J.
Published: May 2016

Cycloaddition between the oxabicycloheptene (I) and the nitrone (II) proceeds with high exo‐selectivity relative to the oxygen bridge, without any regioselectivity and with moderate endo diastereoselectivity (67:28) relative to the isoxazolidinic proton.
ChemInform Abstract: Formation of γ‐Pyrones by Acylation of Benzoylacetone.
Authors: SHIBAEVA N. V. , BORODAEV S. V. , LUK'YANOV S. M. , PYSHCHEV A. I.
Published: May 2016

The reaction between benzoylacetone (I) and the acyl hexachloroantimonates, generated in situ from the acyl chlorides (II) and SbCl5, yields the title compounds (III) after treatment with alkali.
ChemInform Abstract: A New Synthesis of Piperidines and Pyridines: (3 + 3)Annulation of 2‐Azaallyl Anions.
Authors: BELL T. W. , HU L.‐Y.
Published: May 2016

The imines (I) are coupled with the allyl iodide (II) after lithiation to give the unsaturated imines (III) which are cyclized upon treatment with lithium iodide to yield the 4‐methylenepiperidines (IV).
ChemInform Abstract: Preparation of Substituted Pyridin‐2‐ones by Ring Closure of Acylated Aminoazabutadienes.
Authors: BARLUENGA J. , TOMAS M. , SUAREZ‐SOBRINO A. , GOTOR V.
Published: May 2016

The imino enamines (I) react with the acyl chlorides (II) to give the amides (III) which are cyclized upon treatment with LDA to form the pyridones (IV).
ChemInform Abstract: Condensation Reactions of α‐Lithioimidazoles: Preparation and Conjugate Additions of 2‐Alkenyl‐2‐imidazolines.
Authors: JONES R. C. F. , ANDERSON M. W. , SMALLRIDGE M. J.
Published: May 2016

2‐Methyl‐1‐benzylimidazolidine (I) reacts with butyllitium and the carbonyl compounds (II) to form the carbinols (III) which are cleaved upon heating to recover (I) and its tautomer (IV).
ChemInform Abstract: Electrochemical Synthesis of Heterocyclic Compounds. Part 17. Anodic Oxidation of Hydrazones in the Presence of Heteroaromatic and Schiff Bases.
Authors: GUNIC E. , TABAKOVIC I.
Published: May 2016

Electrochemical oxidation of the hydrazones (II) and (VI) in the presence of the pyridine derivatives (I) and (V) induces cyclocondensation, producing the heterocyclic salts (IV) and (VII).
ChemInform Abstract: The Carbonyl Epoxide Rearrangement. Epoxyimines in the Formation of Heterotropane Derivatives.
Authors: WASSERMAN H. H. , THYES M. , WOLFF S. , RUSIECKI V.
Published: May 2016

The δ,ε‐epoxy ketones (I) react with some amines such as benzylamine (II) to form the intermediate epoxyimines (III) which undergo direct rearrangement, producing the 6‐oxa‐8‐azabicyclo(3.2.1)octanes (IV).
ChemInform Abstract: Polycondensed Heterocycles. Part 3. Synthesis of 5,11‐Dioxo‐1,2,3,11a‐tetrahydro‐5H,11H‐ and 5‐Oxo‐2,3,11,11a‐tetrahydro‐1H,5H‐pyrrolo‐(2,1‐c)(1,4)benzothiazepine.
Authors: NACCI V. , GAROFALO A. , ANZINI M. , CAMPIANI G.
Published: May 2016

The synthesis of the dioxotetrahydropyrrolobenzothiazepine (X) is described as outlined in the reaction scheme.
ChemInform Abstract: Trialkylsilyloxyalkynes: Synthesis and Aromatic Annulation Reactions.
Authors: DANHEISER R. L. , NISHIDA A. , SAVARIAR S. , TROVA M. P.
Published: May 2016

The bromovinyl silyl ethers (II), prepared from the tribromoethyl silyl ethers (I) by twofold dehydrobromination, undergo further elimination of HBr, followed by treatment with ethanol, methyl iodide (IV), or trimethylsilyl chloride (VI), yielding the alkynyl silyl ethers (III), (V), or (VII).
ChemInform Abstract: Polynuclear Metal Complexes with Bridging Carbene or Carbyne Ligands. Part 82. Dimetallic Compounds Prepared from the Complexes (MR2(η‐C5H5)2) (R: Cl or nBu; M: Ti or Zr).
Authors: HILL A. F. , HOENIG H. D. + , STONE F. G. A.
Published: May 2016

Compounds of the type (III) are prepared using the two different methods shown in the scheme.
ChemInform Abstract: Polynuclear Metal Complexes with Bridging Carbene or Carbyne Ligands. Part 83. Molybdenum and Tungsten Complexes Containing the Alkylidyne Group C(η6‐C6H4(OMe‐2)Cr(CO)3).
Authors: FERNANDEZ J. R. , STONE F. G. A.
Published: May 2016

The alkylidyne‐metal complexes (V) and their derivatives (VII) are prepared according to the scheme.
ChemInform Abstract: Synthesis and Reactivity of N,N‐Dialkylcarbamato Complexes of Manganese(II). Crystal and Molecular Structure of (Mn6(O2CNEt2)12), a Hexamer with Four Five‐Coordinated Manganese(II) Atoms.
Authors: BELFORTE A. , CALDERAZZO F. , ZANAZZI P. F.
Published: May 2016

The polymeric compounds (IV) are prepared as shown in the scheme.
ChemInform Abstract: Synthesis, Characterization, and Reactivity of Oxomanganese(IV) Porphyrin Complexes.
Authors: GROVES J. T. , STERN M. K.
Published: May 2016

The oxidation of (I) gives, dependent on the reaction conditions, the Mn(IV) complexes (II) or (IV).
ChemInform Abstract: Trimorpholinophosphane Nickel(0) Complexes of SO2, CO2 and CS2.
Authors: HOFFMANN T. , KARABIT M. , ZDUNNECK P. , WENSCHUH E.
Published: May 2016

As demonstrated for (IVa) the reaction of (I), trimorpholinophosphane (II) and SO2 (III) or CO2 yields the products (IV) with η2‐coordination of the small molecules.
ChemInform Abstract: Electrophilic Behavior of Nitrosyls: The Reactions of Ketones with Nitrosyls and the Crystal and Molecular Structure of the Product of the Reaction Between trans‐Chloro(nitrosyl)tetra(pyridine)ruthenium and Acetone.
Authors: BOTTOMLEY F. , WHITE P. S. , MUKAIDA M. , SHIMURA K. , KAKIHANA H.
Published: May 2016

The reaction of (I) with acetone (II) in the presence of aqueous NH3 gives the adduct (III), which is characterized by IR and NMR spectroscopy and by X‐ray diffraction (space group P21, Z=2).
ChemInform Abstract: The Synthesis of Some Benzanthrone Derivatives for Use as Dyes for Polymeric Materials.
Authors: KONSTANTINOVA T. N.
Published: May 2016

3‐Bromobenzanthrone (I) is coupled with allyl alcohol (II) to give the allyloxy derivative (III).
ChemInform Abstract: Synthesis of 1,2‐Glycol Monoethers Utilizing Decarbonylation of α‐Alkoxy Acid Chlorides Mediated by Samarium Diiodide.
Authors: SASAKI M. , COLLIN J. , KAGAN H. B.
Published: May 2016

The alkoxyacetyl chlorides (I) react with cyclohexanone (II) in the presence of samarium diiodide under decarbonylation to give the alcohols (III).
ChemInform Abstract: General Synthetic Approach to Stable Nitrogen Analogues of S‐Adenosylmethionine.
Authors: MINNICK A. A. , KENYON G. L.
Published: May 2016

Coupling reaction of the tosylate (I) with the primary amines (II) and subsequent alkylation with the trifluoroacetamidoiodobutyrate (IV) yield the aminobutyrate (V).
ChemInform Abstract: Anion Exchange in Lithium Aluminate Hydroxides.
Authors: DUTTA P. K. , PURI M.
Published: May 2016

The vibrational spectra of the (Al2Li(OH)6)+ framework exhibit characteristic bands due to AlO6 and OH groups and indicate a D3 site symmetry of the AlO6 units.
ChemInform Abstract: Ion Transport Through Duplex Amorphous/Crystalline Barrier Aluminum Oxide Films.
Authors: ALWITT R. S. , ORTEGA C. , THORNE N. , SIEJKA J.
Published: May 2016

Amorphous anodic Al218O3 is deposited on an Al substrate coated with crystalline anodic Al216O3 (γ'‐alumina structure) and the 18O depth profiles are determined using nuclear microanalysis techniques.
ChemInform Abstract: Hydrothermal Isomorphous Substitution of Aluminum in Faujasitic Frameworks: Second‐Generation Zeolite Catalysts.
Authors: HAMDAN H. , SULIKOWSKI B. , KLINOWSKI J.
Published: May 2016

The results of MAS NMR (29Si and 27Al), IR spectroscopy, XRD, and nitrogen adsorption show that all extraframework Al of dealuminated zeolite Y can be reinserted into the framework by treatment with aqueous KOH at elevated temp. (80 °C).
ChemInform Abstract: Investigation of Complex Oxide Phases of the System Bi2O3‐WO3, Prepared by the Alkoxo Method.
Authors: OBVINTSEVA I. E. , YANOVSKAYA M. I. , KUCHEIKO S. I. , IVANOV S. A. , STEFANOVICH S. YU. , TUROVA N. YA. , VENEVTSEV YU. N.
Published: May 2016

Hydrolysis of a mixture of Bi(OEt)3 and WO(OEt)4 in an ethanolic solution affords directly crystalline complex oxide phases (containing up to 35 mol% of WO3).
ChemInform Abstract: Variable‐Temperature T1 Studies on ReH5(PR3)3 (PR3: PMePh2, PPh3), ReH7(PPh3)2, and Re2H8(PPh3)4: Classical or Nonclassical Hydrides?
Authors: COTTON F. A. , LUCK R. L.
Published: May 2016

Investigations are carried out to provide insight into the application of the NMR T1 method in evaluating whether complexes containing hydrogen atoms among their ligands also contain molecular hydrogen (H2) ligands.
ChemInform Abstract: Does One‐Electron Transfer to Nickel(II) Porphyrins Involve the Metal or the Porphyrin Ligand?
Authors: LEXA D. , MOMENTEAU M. , MISPELTER J. , SAVEANT J.‐M.
Published: May 2016

The species reversibly generated by one‐electron electrochemical reduction of Ni(II) porphyrins are supposed, based on electronic and ESR spectroscopy, to be a Ni(I) complex rather than the anion radical of the Ni(II) complex.
ChemInform Abstract: A Convenient Synthesis of Substituted Polyether Diols.
Authors: CASTRO P. P. , TIHOMIROV S. , GUTIERREZ C. G.
Published: May 2016

Malonaldehyde bis(dimethyl acetal) (I) reacts with the diols (II), (V), and (VIII) to give the bis(acetals) (III), (VI), and (IX) which are cleaved by reduction with the monochloroborane dimethyl sulfide complex, producing the diether diols (IV), (VII), and (X).
ChemInform Abstract: Cyclic Guanidines. Part 2. Rearrangement of N‐Substituted 2‐Arylamino‐4,5,6,7‐tetrahydro‐1H‐1,3‐diazepines. X‐Ray Molecular Structure of 1‐(2,6‐Dichlorophenyl)‐2‐(2‐methylallylimino)hexahydro‐1,3‐diazepine.
Authors: ESSER F. , BRANDT K. , POOK K.‐H. , FOERSTER H.‐J. + , KOEPPEN H. + , LEGER J.‐M. , CARPY A.
Published: May 2016

When compounds such as (I) and (III) (11 examples on the whole) are subjected to the mild conditions A), 1,3‐aryl migrations are observed to give rearrangement products of type (II) and (IV).
ChemInform Abstract: Photochemistry of β,γ‐Enones. Part 13. Photochemistry of Two Diphenyl β,γ‐Enones and a Series of Methyl‐ and Phenyl‐Substituted α‐Phenyl Ketones.
Authors: KOPPES M. J. C. M. , CRABBENDAM A. M. , CERFONTAIN H.
Published: May 2016

Photolysis of the β,γ‐enone (I), for example, leads to the 1,3‐acyl shift product (II), relatively small amounts of the decarbonylation products (III) and (IV), and the photooxidation products (V) and (VI) (time‐dependent product distribution).
ChemInform Abstract: EPR, 1H, and 13C ENDOR Studies of a Quintet‐State 13C‐Labeled Galvinoxyl‐Type Tetraradical.
Authors: KIRSTE B. , GRIMM M. , KURRECK H.
Published: May 2016

The labeled tetrakis(aryl)methane (III) is obtained from tetrakis(4‐bromophenyl)methane following an optimized route elaborated with unlabeled KCN.
ChemInform Abstract: General Approach to the Synthesis of Polyquinenes. Part 9. The Monofunctionalization and Alteration of the Symmetry of the cis‐Bicyclo‐(3.3.0)octane‐3,7‐dione Unit.
Authors: SAMBASIVARAO K. , KUBIAK G. , LANNOYE G. , COOK J. M.
Published: May 2016

Cyclocondensation of the 1,2‐dicarbonyl compounds (I) with the β‐keto glutarates (II) gives the dihydroxy‐cis‐bicyclooctanetetracarboxylates (III) which are methylated with diazomethane (IV), producing the dimethoxy derivatives (V).
ChemInform Abstract: Stereoselective Preparation of E‐Allyl Alcohols via Radical Elimination from anti‐γ‐Phenylthio‐β‐nitro Alcohols.
Authors: KAMIMURA A. , ONO N.
Published: May 2016

Lithium benzenethiolate (II) and formaldehyde (III) undergo addition reaction with the nitroalkenes (I) to give predominantly the anti‐γ‐phenylthio‐β‐nitro alcohols (IV).
ChemInform Abstract: Selective Conversion of Benzylic C‐H Bonds to an Amine Function by Oxidative Nucleophilic Substitution.
Authors: GUY A. , LEMOR A. , DOUSSOT J. , LEMAIRE M.
Published: May 2016

Reaction of the alkylarenes (I) with trimethylsilyl azide (II) in the presence of DDQ yields the alkyl azides (III).
ChemInform Abstract: 5,6‐Dehydrocamphor: A Chiral Intermediate in Terpenoid Synthesis.
Authors: HUTCHINSON J. H. , KUO D. L. , MONEY T. , YOKOYAMA B.
Published: May 2016

(+)‐endo‐3‐Bromocamphor (I) rearranges upon treatment with chlorosulfonic acid, forming (‐)‐endo‐6‐bromocamphor (II).
ChemInform Abstract: A Simple Route to Racemic Acenaphthene‐1‐carboxylic Acid via Hydroformylation of Acenaphthylene.
Authors: RAFFAELLI A. , ROSINI C. , DINI M. , SALVADORI P.
Published: May 2016

Hydroformylation of acenaphthylene (I) yields the carboxaldehyde (III) which cannot be oxidized to give the corresponding acid.
ChemInform Abstract: Enantioselective Synthesis of Epoxides: Sharpless Epoxidation of Alkenylsilanols.
Authors: CHAN T. H. , CHEN L. M. , WANG D.
Published: May 2016

Treatment of the epoxydiphenylsilanol (IV), prepared from trans‐β‐lithiostyrene (I), with fluoride anion gives only little enantiomeric excess of (S)‐styrene oxide (V).
ChemInform Abstract: The Synthesis of 4‐Substituted Indoles via Arenetricarbonylchromium(0) Complexes.
Authors: BESWICK P. J. , GREENWOOD C. S. , MOWLEM T. J. , NECHVATAL G. , WIDDOWSON D. A.
Published: May 2016

A direct functionalization of the indole ring in 4‐position becomes possible via the reaction sequence shown in the scheme.
ChemInform Abstract: Synthesis of the Left‐Hand Ring of the Antitumor Antibiotic CC‐1065 by an Intramolecular Carbenoid Addition Route. Synthesis and Reactivity of 4‐Diazo‐4,7‐dihydroindol‐7‐ones and Related Compounds.
Authors: SUNDBERG R. J. , BAXTER E. W. , PITTS W. J. , AHMED‐SCHOFIELD R. , NISHIGUCHI T.
Published: May 2016

The N‐allylsulfonamido diazo ketones (II), (VI), and (IX) undergo intramolecular cyclization upon thermolysis or photolysis, yielding the spirocyclopropanes (III), (VII), and (X).
ChemInform Abstract: Novel Heterocycles: A Convenient Synthesis of the Pyrazolo(3,4‐d)isoxazole Ring System.
Authors: NESI R. , GIOMI D. , PAPALEO S. , BRACCI S. , DAPPORTO P.
Published: May 2016

The nitroisoxazole (IV), prepared from nitroacetophenone oxime (I) and benzoylformyl chloride (II), reacts with one equivalent of diazomethane (V) to produce a mixture of the pyrazoloisoxazole (VI) and the cyclopropane derivative (VII).
ChemInform Abstract: Thioaldehydes in Cycloaddition Reactions. Synthesis of Nuclear Analogues of Pyrazolidinone Antibacterial Agents.
Authors: SHEPHERD T. A. , JUNGHEIM L. N.
Published: May 2016

The pyrazolidinone (I) reacts with formaldehyde (II) to give the betaine (III) which forms the cycloaddition products (Vb), (Vd), and (Ve) with the sulfene imide (IV).
ChemInform Abstract: Synthesis of New Substituted Pyrazolo(1,5‐a)pyrimidines and Pyrazolo(1,5‐a)‐1,3,5‐triazines.
Authors: RIED W. , ABOUL‐FETOUH S.
Published: May 2016

The carbonitriles (I) are used as starting material for the preparation of title compounds of type (III) and (V)/(VII)/(IX), products which may be of interest as pharmacologically active compounds.
ChemInform Abstract: Reaction of N‐((Trimethylsilyl)methyl)azinones.
Authors: SHIMIZU S. , OGATA M.
Published: May 2016

Alkylation of the azinones (I) with chloromethyltrimethylsilane (II) in the presence of a base yields the N‐((trimethylsilyl)methyl)azinones (IIIa) ‐ (IIId).
ChemInform Abstract: Oxidative Coupling of Methyl 6‐Hydroxyindole‐2‐carboxylate with Primary Amines: Preparation of 2‐Substituted Methyl Pyrrolo(2,3‐e)benzoxazole‐5‐carboxylates.
Authors: BOGER D. L. , CERBONE L. R. , YOHANNES D.
Published: May 2016

4‐Benzyloxybenzaldehyde (I) is coupled with the azidoacetate (II) to give the α‐azidocinnamate (III) which is transformed into the 6‐hydroxyindole‐2‐carboxylate (V) by thermal cyclization and subsequent hydrogenation.
ChemInform Abstract: Competitive Intramolecular Diels‐Alder Reaction and Intramolecular Coplanar Cycloamination of 3‐(3‐Butynylthio)‐1,2,4‐triazin‐5‐ones.
Authors: TAYLOR E. C. , PONT J. L. , VAN ENGEN D. , WARNER J. C.
Published: May 2016

Pyruvic acid (I) undergoes cyclocondensation with the S‐butynylthiosemicarbazide hydroiodide (II) to give the 1,2,4‐triazinone (IIIa).