bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Epoxy Silyl Ether Rearrangements: A New, Stereoselective Approach to the Synthesis of β‐Hydroxy Carbonyl Compounds.
Authors: MARUOKA K. , HASEGAWA M. , YAMAMOTO H. , SUZUKI K. , SHIMAZAKI M. , TSUCHIHASHI G.
Published: May 2016

The TiCl4‐catalyzed rearrangement of epoxy silyl ethers such as (I) and (III) offers a novel method for the synthesis of β‐hydroxy Carbonyl compounds such as (II) and (IV).
ChemInform Abstract: Reactivity of a Novel Ambident Dianion Formed by Double Deprotonation of β‐Thiosubstituted Dithiopropanoatcs: A Lithio‐acrylate Equivalent.
Authors: BESLIN P. , DLUBALA A.
Published: May 2016

Aus den Dithiopropionaten (I) erhält man über die Salze (II) mit Methyliodid (III) die Keten‐S,S‐acetale (IV).
ChemInform Abstract: Mechanisms of Hemin‐Catalyzed Oxidations: Rearrangements During the Epoxidation of trans‐Cyclooctene.
Authors: TRAYLOR T. G. , IAMAMOTO Y. , NAKANO T.
Published: May 2016

In contrast to the cis‐isomer of (I) and to the uncatalyzed reaction, the epoxidation of (I) gives rearranged products.
ChemInform Abstract: Stereospecific Synthesis of Fluorinated Dienes. Part 2.
Authors: TELLIER F. , SAUVETRE R. , NORMANT J.‐F.
Published: May 2016

Die Organo‐Zinkverbindungen (I) werden unter Palladiumkatalyse mit den Iodiden (II) unter Erhalt der Konfiguration zu den Dienen (III) alkyliert.
ChemInform Abstract: Stereospecific Bromine Replacement in the Synthesis of 4(e)‐ and 4(a)‐Deuterioadamantan‐2‐ones.
Authors: CHANG T. C. , GADBERRY J. F. , LIGHTNER D. A.
Published: May 2016

Die im Titel genannten Verbindungen (V) und (VI) werden gemäß Schema aus dem Diketocarbonsäureester (Ia) synthetisiert.
ChemInform Abstract: The Stereochemistry of the Intramolecular Electrophilic Attack of an Aldehyde on a Carbon‐Tin Bond.
Authors: FLEMING I. , ROWLEY M.
Published: May 2016

The synthesis of the Substrates (I)‐(III) is described [(IIb) is prepared from (IIa)]; for instance, (IIIa) or (IIIb) is obtained starting from the ester (IV) via the intermediates (VII) and (VIII).
ChemInform Abstract: A Convenient Synthesis of 2‐Bromo‐ and 3‐Bromo‐4‐hydroxy‐2‐cyclopenten‐1‐ones.
Authors: D'AURIA M. , D'ONOFRIO F. , PIANCATELLI G. , SCETTRI A.
Published: May 2016

The acid‐catalyzed rearrangement of the rather stable bromofurans (I) and (III), prepared according to previously published procedures, affords the title" compounds (II) and (IV) in a stereospecific manner.
ChemInform Abstract: Direct Introduction of a Benzoyloxy Substituent at the C‐4 Position of β‐Lactams.
Authors: EASTON C. J. , LOVE S. G.
Published: May 2016

Aus den β‐Lactamen (I) erhält man mit dem Perbenzoesäureester (II) in Gegenwart von Cu(II)‐Salzen die Substitutionsprodukte (III).
ChemInform Abstract: Preparation of N‐Methyl‐5‐nitro‐2‐pyrrolylvinyl Bromide.
Authors: HRABOVSKY J. , KOVAC J. , VAGACOVA K.
Published: May 2016

The aldehyde (I), when nitrated with 70% HNO; in A020 at ‐ 40°C gave a l.4:l mixture of the 4‐ and 5‐isomers (III) and (II) in 37% yield.
ChemInform Abstract: Reactions of Sulfonyl Substituted Furoxans with Olefins.
Authors: SHIMIZU T. , HAYASHI Y. , MIKI M. , TERAMURA K.
Published: May 2016

Addition von Alkenen (III) an die thermisch unter Eliminierung von Sulfinsäuren aus den Furoxanen (I) in situ erzeugten Nitriloxide, z;B. an (II), liefert die Bis‐isoxazoline (IV) in mäßigen Ausbeuten.
ChemInform Abstract: Reactions with 1,2,4‐Triazoline‐5‐thiones.
Authors: ABDEL‐FATTAH A. M. , SOLIMAN A. A. W. , YOUSIF N. M. , ALI M. I.
Published: May 2016

Aus den Triazolthionen (Ia) und (Ib) erhält man mit Acrylnitril (II) die Alkylierungsprodukte (III).
ChemInform Abstract: Synthesis and Reactions of Some 1,2,4‐Oxadiazole Derivatives for Biological Evaluation.
Authors: HAMMAM A. E.‐F. G. , GATTAS A. A. , YOUSSIF N. M.
Published: May 2016

Im Hinblick auf potentielle biologische Wirkung werden die Oxadiazol‐ Derivate (III), (IX)‐(XII) und (XIV) synthetisiert.
ChemInform Abstract: Synthesis of 3,6‐Dihydro‐l(2H)‐pyridinyl Derivatives with Hyperglycemic Activity.
Authors: YEUNG J. M. , KNAUS E. E.
Published: May 2016

Compounds of type (I)‐(VIII) are synthesized by Standard procedures in good to excellent overall yield and compared with the known hyperglycemic agent (IX).
ChemInform Abstract: Cycloaddition Reactions Involving Two Heterocyclic Rings. Preparation of Novel Triazolonaphthyridine Ring Systems.
Authors: KATRITZKY A. R. , FAID‐ALLAH H. , WILDE H. , SABONGI G. J.
Published: May 2016

The pyridinium salt (IV), existing in equilibrium with the betaine (V), is prepared by successive treatment of (I) with (II) and (III).
ChemInform Abstract: Pteridines. Part 78. Reactions and Properties of 4‐Thiolumazine Derivatives.
Authors: LUTZ H. , PFLEIDERER W.
Published: May 2016

The light‐sensitive title compounds (II) [?g. with UV spectrum showing the aerobic re‐ Version of (IIc) to (Ic)] are susceptible to nucleophilic attack at the 4‐thioamide function.
ChemInform Abstract: Preparation of New 4,4′‐Linked Bis‐acridines, 9,9′‐Linked Bis‐acridines and 4,4′‐9,9′ Bi‐Linked Bis‐acridines.
Authors: VIDAL R. , GALY J. P. , VINCENT E. J. , GALY A. M. , BARBE J.
Published: May 2016

Acylierung der Acridinone bzw. Acridinthione (I) mit den Dicarbonsäuredichloriden (II) liefert die Bis‐amide (III).
ChemInform Abstract: The Reaction of 1,4‐Bis(2‐diazophenyl)‐1,4‐dithiabutane with Cyanoacetic Acid.
Authors: OSTROVSKAYA V. M. , PALILOVA T. S.
Published: May 2016

Die Umsetzung des Bis‐diazoniumsalzes (I) mit dem Cyanoacetat (II) liefert die cyclischen Formazane (III) und (IV).
ChemInform Abstract: Tautomeric Reactions of Phosphorylated 1,3,5‐Triazine and Hexahydro‐ 1,3,5‐triazine‐2,4,6‐trione Derivatives.
Authors: ZIMIN M. G. , FOMAKHIN E. V. , PUDOVIK A. N. , ZHELEZNOVA L. V. , GOL'DFARB E. I.
Published: May 2016

Cyanurchlorid (IIa) oder 2‐Methoxy‐4,6‐dichlor‐1,3,5‐triazin (IIb) reagieren mit den Phosphorigsäureestern (Ia) und (Ic) im Sinne einer Arbuzov‐Reaktion zu den Triazinphosphonsäureestern (III), von" denen (IIIb) mit den Thiophosphaten (IV) zu Tautomerengemischen (V)/ (VI) umgesetzt werden kann.
ChemInform Abstract: Organotin Biocides. Part 7. Tri‐ and Diorganotin Derivatives of Piperazine Bis(dithiocarbamic) Acid.
Authors: MOLLOY K. C. , PURCELL T. G.
Published: May 2016

Aus dem Dithiocarbamat (I) werden mit den Zinnchloriden (II) bzw. (IV) die Stannylverbindungen (III) bzw. (V) hergestellt.
ChemInform Abstract: Comparative Spectra and Kinetics of Ferrous Bis(dioxime) Complexes of π‐Acid Ligands.
Authors: SIDDIQUI N. , STYNES D. V.
Published: May 2016

Syntheses (by known methods), visible spectra, and kinetic data for axial ligand dissociation for the low‐spin Complexes (Ia) and (Ib) are reported and compared with corresponding dimethylglyoxime analogues (Ic).
ChemInform Abstract: Hg cis‐[Co(en)2X(β‐alaOR)|2+ and OH‐ ‐Induced Reactions of cis‐[Co(en)2X(β‐alaOR)] cis‐[Co(en)2X(β‐alaOR)|2+ and cis‐[Co(en)2Br(β‐alaO)]+ (X: Cl, Br).
Authors: BARANIAK E. , BUCKINGHAM D. A. , CLARK C. R. , SARGESON A. M.
Published: May 2016

The cis‐Co(III) title complexes (IIa), (IIb) are prepared Starting from the trans‐dihalide complexes (I) and β‐alanine ester hydrochloride as shown, and converted into the alanine analogue (IIc) or into the analogous salt (IId) (no yields given).
ChemInform Abstract: Synthesis and Photobehavior of Chromium(III) and Rhodium(III) Complexes of the Macrocyclic Ligand C‐meso‐5,7,7,12,14,14‐Hexamethyl‐l,4,8,11‐Tetraazacyclotetradecane.
Authors: KANE‐MAGUIRE N. A. P. , WALLACE K. C. , COBRANCHI D. P. , DERRICK J. M. , SPEECE D. G.
Published: May 2016

Starting from the trans‐dichloro perchlorate Complexes of the macrocyclic title ligand such as (Id), the trans‐Cr(III) and trans‐Rh(III) Complexes (lac) and (Ie) are prepared by anion exchange.
ChemInform Abstract: Mono‐ and Bis‐[bis(diphenylphosphino)methane]‐Bridged Ru ‐ Rh Complexes. Preparation, Characterization, and Reactivity. X‐Ray Crystal Structure of RuRhH(Ph)(PhPCH2PPh2)(Ph2PCH2PPh2)(C3H12)‐ 1/2 PhMe and of RuHCl(Ph2PCH2PPh2)2 · 1/2 PhMe.
Authors: DELAVAUX B. , CHAUDRET B. , DEVILLERS J. , DAHAN F. , COMMENGES G. , POILBLANC R.
Published: May 2016

The reaction of the Ru complex (I) with the Rh dimer (II) affords the ligand exchange products (IV) and (V) at room temperature.
ChemInform Abstract: Cluster Complexes of Tridentate Sulfate and (Hydrogen) Phosphate.
Authors: KEITER R. L. , STRICKLAND D. S. , WILSON S. R. , SHAPLEY J. R.
Published: May 2016

Treatment of the solid Cluster (I) with 98% H2SO4 leads to the formation of the title complex (II) which is characterized by elemental analysis, spectroscopic methods (MS, IR, 1H NMR), and by X‐ray structure analysis (space group C2/c, Z=8).
ChemInform Abstract: Synthesis and in vitro Cytostatic Effect of Palladium(II) and Platinum(II) Halide Complexes with Dithiocarbamic Esters.
Authors: FURLANI A. , SCARCIA V. , FARAGLIA G. , SINDELLARI L. , TRINCIA L. , NICOLINI M.
Published: May 2016

The reaction of palladium halides with the ligands in dichloromethane at a molar ratio of approx.
ChemInform Abstract: Reaction of 16‐Bromo‐17‐oxo Steroids with Potassium Cyanide.
Authors: NUMAZAWA M. , SATOH M. , SATOH S. , NAGAOKA M. , OSAWA Y.
Published: May 2016

Die 16‐Brom17‐ketosteroide (I), (IV) und (VII) reagieren mit Kaliumcyanid in wäßrigem Pyridin zu den 17β‐Cyano‐16a,17β‐epoxy‐Derivaten (II), (V) und (VIII).
ChemInform Abstract: A New Efficient Synthesis of Amino Sugars Utilizing Ring Cleavage of Oxazole Skeletons.
Authors: KAWAI A. , HAMADA Y. , SHIOIRI T.
Published: May 2016

Das Methylglycosid des N,O‐Diacetyl‐D‐ristosamins (IX) wird aus dem L‐Lactat (I) hergestellt.
ChemInform Abstract: Monobactams: Expeditious Synthesis of Azetidinone‐1‐sulphonates and Selected Alternatively‐Activated Analogues.
Authors: CIMARUSTI C. M.
Published: May 2016

Two different strategies are applied to prepare monobactams such as SQ 26,180 (II) or the aztreonam precursor (V): sulphonation of an N‐unsubstituted β‐lactam like (I) (e.g with the DMF complex of SO3) or cyclization (e.g using K2CO3) of an acyl sulphamate of type (IV), obtained from threonine (III).
ChemInform Abstract: Si6H6: Is the Aromatic Structure the Most Stable One?
Authors: SAX A. , JANOSCHEK R.
Published: May 2016

Calculations of the relative stabilities of Si6H6 isomers show that hexasilaprismane (II) is markedly more stable than hexasilabenzene (I).
ChemInform Abstract: Association in Liquid Germanium‐Zinc Alloys.
Authors: GERLING U. , LUECK R. + , PREDEL B.
Published: May 2016

Thermodynamic data, obtained by EMF measurements, are interpreted by model calculations.
ChemInform Abstract: Crystal Structures of NaMg2OH(SO3)2 · H2O, NaMn2OH(SO3)2 · H2O, Na‐ FC2OH(SO3)2 · H2O, NaCo2OH(SO3)2 · H2O and NaZn2OH(SO3)2 · H2O.
Authors: BUCHMEIER W. , ENGELEN B. , LUTZ H. D.
Published: May 2016

The five isotypic hydroxosulfitometalates crystallize in the triclinic system (Pl, Z=2).
ChemInform Abstract: Synthesis, Ion‐Exchange Properties and Analytical Applications of Tin(IV) Tungstgvanadophosphate.
Authors: NABI S. A. , SIDDIQUI W. A.
Published: May 2016

Samples of tin(IV) tungstovanadophosphate are synthesized by mixing aqueous solutions of sodium metavanadate, sodium tungstate, phosphoric acid and tin(IV) Chloride.
ChemInform Abstract: Complexes of the Histamine H2‐Antagonist Cimetidine with Divalent and Monovalent Copper Ions.
Authors: KIMURA E. , KOIKE T. , SHIMIZU Y. , KODAMA M.
Published: May 2016

Cimetidine (I) forms 1:1 and 2:1 complexes with Cu(II) ion in ‐ aqueous solutions.
ChemInform Abstract: Electrochemical Reductive Alkylation of Azomethines with 1‐Bromoadamantane and 9‐Bromo‐tetrahydro‐exo‐dicyclopentadiene.
Authors: HESS U. , LIEBERENZ C. , FEUERHERD B.
Published: May 2016

Electrochemically generated radical anions of Schiff bases such as (I) react in DMF with l‐bromoadamantane (II) at the position with the highest unpaired electron density, predominantly the carbon of the : N double bond, to give C‐alkylated products (III).
ChemInform Abstract: Photochemistry of 1‐Carbomethoxy‐6‐methyltricyclo[4.3.1.0(4,6)]dec‐2‐en‐10‐one. Preparation of a 1,3‐Cyclooctadiene.
Authors: SCHULTZ A. G. , ENG K. K. , KULLNIG R. K.
Published: May 2016

Das Tosylhydrazon (Ib) wird mit BF3‐Etherat zur Azoverbindung (II) cyclisiert und dann thermisch oder photochemisch in hoher Ausbeute zum Cyclopropan (III) zersetzt.
ChemInform Abstract: Formation and Identification of Aryldiazenyl Radicals Using the ESR Technique.
Authors: SUEHIRO T. , MASUDA S. , TASHIRO T. , NAKAUSA R. , TAGUCHI M. , KOIKE A. , RIEKER A.
Published: May 2016

Diazenyl radicals such as (III) or (VII) are generated photochemically as prim. radicals from (I) or (V) as well as from (VI) in the presence of peroxide.
ChemInform Abstract: Preparation of α‐Methylene Ketones by the Palladium‐Catalyzed Decarboxylation‐ Deacetoxylation of Allyl α‐Acetoxymethyl‐β‐keto Carboxylates Under Mild Conditions.
Authors: TSUJI J. , NISAR M. , MINAMI I.
Published: May 2016

Die Ketoallylester (I) werden in bekannter Weise in die Acetoxymethyl‐ Verbindungen (II) übergeführt, aus denen unter Pd‐Katalyse die Methylenketone (III) erhalten werden.
ChemInform Abstract: Cyclodextrin‐Catalyzed Hydrolysis of Enantiomeric Esters Showing Stereoselectivity.
Authors: IHARA Y. , NAKANISHI E. , NANGO M. , KOGA J.
Published: May 2016

In the presence of α‐ or β‐cyclodextrins (a‐ or β‐CD) the hydrolysis of the enantiomers of the m‐nitrophenyl ester (Ia) is accelerated in the pH range 9‐ 10. The reaction proceeds with large stereoselectivity.
ChemInform Abstract: Synthesis of Methyl 4‐Acetoxyoctadeca‐trans‐2‐cis‐4‐dienoate.
Authors: MUSTAFA J. , RAUF A. , AHMAD M. S. JUN. , OSMAN S. M.
Published: May 2016

Der Oxoalkencarbonsäureester (I) wird quantitativ über das Enolacetat (II) und dessen Oxidation mit Bleitetraacetat/ Essigsäure in das Acetoxy‐oxo‐alkenoat (III) übergeführt.
ChemInform Abstract: Structure‐Activity Relationships of Dopaminergic 5‐Hydroxy‐2‐aminotetralin Derivatives with Functionalized N‐Alkyl Substituents.
Authors: SEILER M. P. , STOLL A. P. , CLOSSE A. , FRICK W. , JATON A. , VIGOURET J.‐M.
Published: May 2016

Zur Prüfung auf dopaminerge Wirkung werden zahlreiche 2‐Dialkylamino‐5‐ hydroxytetraline (I) nach konventionellen Methoden hergestellt.
ChemInform Abstract: 4‐(1‐Hydroperoxy‐1‐methylethyl)‐1β‐cyclopentadienyl Methyl Ketone: Its Formation from α‐Terpineol and Behaviour as a Dimethylfulvene Epoxide.
Authors: THOMAS A. F. , PERRET C.
Published: May 2016

Ozonolysis of α‐terpineol (I) to give (II) followed by steam distillation in the presence of acid gives the ketone (III), which is oxidized in air to the hydroperoxide (IV).
ChemInform Abstract: Efficient Synthesis of (S)‐5‐Hydroxymethyl‐5(H)‐furan‐2‐one from D‐Mannitol.
Authors: DANINOLA G. A. , MEL'NIKOVA V. I. , PIVNITSKY K. K.
Published: May 2016

Der aus D‐Mannit erhaltene Aldehyd (I) liefert mit dem Lithioessigsäureester (II) die isomeren Addukte (III), aus denen unter sauren Bedingungen die Lactone (IVa) und (Va) erhalten werden können.
ChemInform Abstract: Phase Transfer Catalysed N‐Substitution of 2H‐1,2‐Benzisothiazolin‐3‐one 1,1‐Dioxide.
Authors: SVOBODA J. , PALECEK J. , DEDEK V.
Published: May 2016

Saccharin, the title compound (I), is alkylated by dimethyl sulfate (IId) or the halogen compounds (IIa)‐(IIc) in the presence of hexadecyltrimethylammonium bromide (with an optimum catalytic activity at a 10% mol concentration) to give the derivatives (III).
ChemInform Abstract: Heterocycles. Part 19. Reaction of 2′‐Hydroxychalcones with Alkaline Hydrogen Peroxide.
Authors: TAKAHASHI H. , KUBOTA Y. , FANG L. , ONDA M.
Published: May 2016

Die Oxidation der Chalkone (I) mit Wasserstoffperoxid in alkalischem Milieu liefert die Flavanone (II), die Flavanonole (III) oder das Flavonol (VII) neben den Abbauprodukten (IV)‐(VI).
ChemInform Abstract: Reductions via Boranes: A New, Convenient Method for the Preparation of 3‐Substituted Esters and Thioesters of 3,4‐Dihydrocoumarin.
Authors: KIRKIACHARIAN B. S. , DANAN A.
Published: May 2016

Die Reduktion der Cumarin‐3‐carbonsäureester (I) mit Borhydriden wie Diboran, Boran‐dimethylsul?d, Bis‐[tert.‐butylthio]‐ethan‐diboran oder 9‐Borabicyclo[3.3.
ChemInform Abstract: Lithiated Thiolactams: New Synthesis of Azacycloalka[2,3‐b)quinolin‐4‐ ones.
Authors: TAKAHATA H. , HAMADA N. , YAMAZAKI T.
Published: May 2016

Die cyclischen Iminothioether (I) reagieren nach Metallierung zu den Amiden (II) mit den Isatosäureanhydriden (III) zu den Azacycloalkachinolin‐Derivaten (IV).
ChemInform Abstract: Synthetic Studies Toward Taxanes. A Sulfur Based Approach to the Benzilic Acid Rearrangement.
Authors: TROST B. M. , HIEMSTRA H.
Published: May 2016

The octalone (II) ‐ obtained from the ethylene ketal (I) ‐ is converted to the enol silyl ether (IV).
ChemInform Abstract: Reactions of Heterocyclic o‐Aminonitriles with Acetic Formic Anhydride.
Authors: JOHANNSEN F. , JOERGENSEN A. , PEDERSEN E. B.
Published: May 2016

Depending on the reaction conditions, the aminonitrile (I) is selectively converted to either (II), (IV) or (V) by reaction with the anhydride (III).
ChemInform Abstract: Intramolecular Cyclisation Using Methyl(bismethylthio)sulphonium Salts.
Authors: CAPOZZI G. , OTTANA R. , ROMEO G. , VALLE G.
Published: May 2016

The reaction of the amides (I) with the salt (II) furnishes, via the benzoxazinium salts (III), title compounds of type (IV) which can be transformed with TFA to the benzoxazines (V) in almost quantitative yield.
ChemInform Abstract: Rearrangements of 2,3‐Diazabicyclo[2.2.2]octane Derivatives.
Authors: ASKANI R. , PAPADOPOULOS G. , SCHNEIDER W. , WIEDUWILT M.
Published: May 2016

Direct cycloaddition of the cyclohexadienones (Ic)‐(Ie) and the triazolinedione (IV) yields the ketones (IIc)‐(IId), whereas the ketones (IIa) or (IIb) are obtained from (V) or (VI) by a cycloaddition ‐ oxidation process via isomeric mixtures of the alcohols (III).
ChemInform Abstract: Cyclization to Pyrrolodiazepino‐quinoline, a Diastereoselective Reaction.
Authors: GUENDEL W.‐H. + , BOHNERT S.
Published: May 2016

The quaternary salts (V) ‐ obtained from the acid Chloride (I) via the amides (III) ‐ cyclize under the influence of base to the diazepino‐quinolines (VI).
ChemInform Abstract: Peroxides of C‐Substituted o‐(m)‐Carboranes.
Authors: CHURKINA L. A. , ZVEREVA T. D. , SHINGEL' I. A. , MALASHONOK L. I. , OL'DEKON YU. A.
Published: May 2016

Durch Umsetzung der substituierten 0‐ und m‐Carborancarbonsäurechloride (I) mit den Peroxiden (II) werden die Peroxyester bzw. Diacylperoxide (III) hergestellt.
ChemInform Abstract: Synthesis and Characterization of the Three Geometrical Isomers of Difluoro(1,3‐propanediamine‐N,N′‐diacetato)chromate(III).
Authors: BIANCHINI R. J. , GEISER U. , PLACE H. , KAIZAKI S. , MORITA Y. , LEGG J. I.
Published: May 2016

trans‐[CrF2py4]NO3 reacts with 1,3‐propanediamine‐ N,N′‐diacetic acid in aqueous solution to give the three geometric isomers (Ia), (II), and (III) of the title complex which are separated from the reaction mixture by chromatography on anion‐exchange Sephadex.
ChemInform Abstract: Coordinated 2‐Halo‐l,SJ‐dioxaphosphorinane Ligands. Part 1. Syntheses and 13C, 17O, 31P and 95Mo NMR and IR Spectroscopic Characterization of Some Molybdenum Pentacarbonyl Complexes of 2‐Substituted‐5,5‐dimethyl‐1,3,2‐dioxaphosphorinanes.
Authors: GRAY G. M. , WHITTEN J. E. , BOX J. W.
Published: May 2016

The reactions of the 2‐halodioxaphosphorinane‐Mo Complexes (I) with a variety of O‐, S‐, and N‐nucleophiles leading to the P‐substituted Complexes (II), (III), and (IV) as shown are studied.
ChemInform Abstract: Reactions of Molybdenum(V) Tetraphenylporphyrins with Superoxide.
Authors: HASEGAWA K. , IMAMURA T. , FUJIMOTO M.
Published: May 2016

Reactions of Molybdenum(V) Tetraphenylporphyrins with Superoxide.
ChemInform Abstract: Superoxide Generation in Metalloporphyrin ‐ Phosphine ‐ Hydroxide ‐ Oxygen Systems.
Authors: SAKURAI H. , SHIBUYA M.
Published: May 2016

Aerobic addition of NBu4OH to triphenylphosphine‐tetraphenylporphyrinatocobalt in acetone at room temp. resulted in the formation of a free superoxide species which was detected by the usual ESR spectroscopy measured at 77 K. Identical signals due to a superoxide were obtained also in systems containing tributylphosphine in place of PPh3 and on aerobic addition of PPh3 to hydroxo‐tetraphenylporphyrinatocobalt in acetone.
ChemInform Abstract: Terpenes and Terpene Derivatives. Part 18. Preparation of rac‐γ‐Curcumene.
Authors: WEYERSTAHL P. , MARSCHALL‐WEYERSTAHL H. , SCHOLZ S.
Published: May 2016

The products arising from dehydration of the alcohols (VIII) and (XVII) are described.
ChemInform Abstract: Syntheses of C‐Nucleosides and Analogs of C‐Nucleosides. Part 4. Preparation and Characterization of 5(S)‐ and 5(R)‐Tetrahydroxybutyl‐3‐methyl‐1,3‐oxazolidines.
Authors: BOERNER A. + , KRISTEN H. , PESEKE K. , MICHALIK M.
Published: May 2016

The hexitol (I) reacts with ketendithioacetals (II) to give the oxazolidines (III).
ChemInform Abstract: The Intramolecular Diels‐Alder Reactions of (E)‐ and (Z)‐Methyl 5‐[2‐methyl‐4‐(trimethylsilyloxy)‐2,4‐cyclopentadienyl]‐2‐pentenoate.
Authors: SNOWDEN R. L.
Published: May 2016

Kinetic deprotonation of (I) and addition of the dioxolane (II) afford (III), which undergoes methylation and hydrolysis of the acetal group to give the ketoaldehyde (IV).
ChemInform Abstract: Synthetic Studies of Detoxin Complex II: Syntheses of Detoxin B1 and B3.
Authors: HARRIS B. D. , BHAT K. L. , JOULLIE M. M.
Published: May 2016

Die im Titel genannten Verbindungen Detoxin B1 (Ia) und Detoxin B3 (Ib) werden ausgehend von dem N‐geschützten Aminoalkohol (II) in der skizzierten Weise synthetisiert.
ChemInform Abstract: Characterization of NiCo2O4 Electrodes for O2 Evolution. Part 2.
Authors: HAENEN J. , VISSCHER W. , BARENDRECHT E.
Published: May 2016

By following the course of decomposition of the metal nitrates using TGA the temp. range of the spinel oxide phase is determined to be 275‐400°C. Its surface morphology is investigated using BET measurements and SEM.
ChemInform Abstract: Synthesis of Alumogarnets of Rare Earth Metals and of Yttrium by Co‐Precipitation of Hydroxides.
Authors: GLUSHKOVA V. B. , ZINOV'EV S. YU. , KRZHIZHANOVSKAYA V. A. , KUZNETSOV A. K.
Published: May 2016

Anovel method for the preparation of the title compounds is described.
ChemInform Abstract: Monoamidophosphates of Manganese and Zinc.
Authors: ROZANOV I. A. , MEDVEDEVA L. YA.
Published: May 2016

Reactions of MnClz or Zn(OAc)2 with KHPO3NH2 and H2O at 2‐5°C afford the compounds Mn(HPO3NH2)2‐ 3 H2O or Zn(HPO3NH2)2 ‐ 2 H2O, respectively.
ChemInform Abstract: The Hydrolytic Behaviour of Some Pentadentate Schiff‐base Type Macrocycles.
Authors: CONSTABLE E. C. , CORR S. , LEWIS J.
Published: May 2016

The Hydrolytic Behaviour of Some Pentadentate Schiff‐base Type Macrocycles.
ChemInform Abstract: Carbon Dioxide Reduction Mediated by Electropolymerized Electrodes of a Nickel Tetraazaannulene Complex, Ni[Me4Bzo2[14]tetraeneN4].
Authors: BAILEY C. L. , BEREMAN R. D. , RILLEMA D. P. , NOWAK R.
Published: May 2016

Cyclic voltammetric measurements and investigations using controlled potential electrolysis show that CO2 can be reduced electrochemically at ‐ 1.85 V at an electrode containing a thin polymeric film of the Ni complex of (I).
ChemInform Abstract: Reactions of 1‐Oxa‐3‐azabutatrienium Salts with Carbonyl and Thiocarbonyl Compounds.
Authors: MUELLER E. + , JOCHIMS J. C.
Published: May 2016

Die aus den (x‐Chlorisocyanaten (I) mit Antimonpentachlorid zugänglichen Salze (II) reagieren mit den Carbonylverbindungen (III) zu den 2‐AzaaIleniumsalzen (IV).
ChemInform Abstract: The Oxiren‐Oxo Carbene Interconversion from a More Preparative Point of View.
Authors: RUEHL W. + , BOELSING F. + , HOFER E. , SPEER D. , JANSEN M.
Published: May 2016

Photochemical decomposition of the diazoketone (I) gives rise to the formation of the well known keto Carbene ‐ oxirene equilibrium (II)‐(IV) from which not only the product of the Wolff rearrangement, the ketene (XII) can be derived [as its EtOH addition product, the ester (XIII)] but also the intramolecular addition product (VIII) [isolated in the rearranged form (IX) (space group P21/c with Z=4)] and the insertion products (X) [which exists as the enol (XI) as expected] and (V), which is in equilibrium with its enol (VI).
ChemInform Abstract: A Simple Economical Procedure for Selective Reduction of Aldehydes in the Presence of Ketones.
Authors: RAO C. S. , DESHMUKH A. A. , PATEL B. J.
Published: May 2016

The reaction conditions indicated in the scheme render possible a selective reduction of aldehydes such as (I) in the presence of a series ofaliphatic and aromatic ketones.
ChemInform Abstract: Chemoselective Reduction of Diaryl Disulfides to Thiols with Sodium Borohydride in Mixed Solvent Containing Methanol.
Authors: OOKAWA A. , YOKOYAMA S. , SOAI K.
Published: May 2016

Die Diaryldisulfide (Ia)‐(Id) werden durch Natriumboranat in Tetrahydrofuran/Methanol zu den Thiophenolen (II) reduziert.
ChemInform Abstract: Clusters [Fe4S4(SR)4]2‐ as Novel Catalysts in Organic Reductions.
Authors: ITOH T. , NAGANO T. , HIROBE M.
Published: May 2016

Die Nitroaromaten (I), die Chinone (III) bzw. (V) sowie die N‐Oxide (VII) werden in Gegenwart von Thiolen und der im Titel genannten Cluster zu den Anilinen (II), den Hydrochinonen (IV) bzw. (VI) sowie zu den Pyridinen (VIII) reduziert.
ChemInform Abstract: Desulfurization of α‐Sulfenylated Allyl Nitriles Using an Amine‐Deactivated Palladium(0) Catalyst.
Authors: BRAISH T. F. , FUCHS P. L.
Published: May 2016

Die Entschwefelung des α‐sulfenylierten Allylnitrils (Ia) zum Allylcyanid (Ib) durch katalytische Hydrierung in Gegenwart von Palladium gelingt am besten in Triethylamin.
ChemInform Abstract: Direct Diacetylmethylation of Aromatic Compounds with Tris(2,4‐pentanedionato)manganese(III).
Authors: NISHINO H.
Published: May 2016

The oxidation of the naphthalenes (I) with Mn(acac)3 gives the diacetylmethyl derivatives (II).
ChemInform Abstract: Aminomethylation of α‐Unsaturated Organozinc Compounds: Regioselective Synthesis of β‐Ethylenic, β‐Acetylenic or α‐Allenic Tertiary Amides and Secondary Amines.
Authors: COURTOIS G. , MESNARD D. , MAHOUNGOU J. R. , MIGINIAC L.
Published: May 2016

The aldehyde (II) reacts with organozinc compounds derived from the α‐unsaturated bromides (I) to give the tertiary amides (III).
ChemInform Abstract: Asymmetric α‐Substituted Phenethylamines. Part 6. Synthesis and Analgesic Activity of Optically Pure (R)‐ and (S)‐N‐Alkyl‐1‐cyclohexyl‐2‐phenylethylamines.
Authors: TAKAHASHI H. , CHIDA Y. , YOSHII T. , SUZUKI T. , YANAURA S.
Published: May 2016

Die im Titel genannten Verbindungen (VII)‐(IX) sowie (XI) werden ausgehend vom Aminoalkohol (I) gemäß Schema hergestellt.
ChemInform Abstract: β1‐Selective Adrenoceptor Antagonists: Examples of the 2‐[4‐[3‐(Substituted Amino)‐2‐hydroxypropoxy]phenyl]imidazole Class.
Authors: BALDWIN J. J. , CHRISTY M. E. , DENNY G. H. , HABECKER C. N. , FREEDMAN M. B. , LYLE P. A. , PONTICELLO G. S. , VARGA S. L. , GROSS D. M. , SWEET C. S.
Published: May 2016

In Analogie zu dem bekannten ß′‐selektiven Adrenoceptor‐Antagonisten (I) werden zahlreiche strukturell ähnliche Imidazol‐Derivate (II) nach verschiedenen Methoden hergestellt und auf ihre Wirkung als β‐Adrenoceptor‐Antagonisten untersucht.
ChemInform Abstract: Electrochemical Synthesis and Properties of an Isoxazolone.
Authors: CARIOU M. , HAZARD R. , JUBAULT M. , TALLEC A.
Published: May 2016

The electroreduction of the β‐nitroamide (I) was studied by polarographic methods and was performed on a preparative scale (no yields given).
ChemInform Abstract: Synthesis of Some New 3‐Methylisocoumarins.
Authors: SINHA N. K. , SARKHEL B. K. , SRIVASTAVA J. N.
Published: May 2016

Condensation of the dicarboxylic acids (I) with acetic anhydride (II) yields 4‐acetylisochroman‐1,3‐diones which undergo rearrangement in the presence of conc.
ChemInform Abstract: Synthesis and Dopaminergic Activity of trans‐6‐Methyl‐7a,8,9,10,11,11a‐hexahydro‐ 7H‐pyrrolo[3,2,1‐gh]‐4,7‐phenanthroline and trans‐1,2,3,4,4a,5,6,10b‐Octahydro‐ 4,7‐phenanthroline Derivatives.
Authors: CLAUDI F. , CRISTALLI G. , MARTELLI S. , PERLINI V. , MASSI M. , VENTURI F.
Published: May 2016

Reaktion der trans‐Octahydrophenanthroline (I) mit Bromaceton (II) und nachfolgende basenkatalysierte Cyclisierung der Bromide (III) liefern die Pyrrolophenanthroline (IV), die zu den N‐Alkyl‐Derivaten (V) reduziert werden.
ChemInform Abstract: Stereospecific Route to trans‐1,2,3,4,4a,5,6,10b‐Octahydrobenzo[f]quinolines.
Authors: CANNON J. G. , CHANG Y. , AMOO V. E. , WALKER K. A.
Published: May 2016

Die Hexahydrobenzo‐chinolone (I) lassen sich durch Triethylsilan/Trifluoressigsäure stereospezifisch zu den trans‐Lactamen (II) reduzieren, die mit Natriumborhydrid/ Essigsäure oder dem Aluminiumhydrid (III) weiter zu Octahydrobenzo‐chinolinen (IW reduziert werden.
ChemInform Abstract: Synthesis and Biological Activity of Resolved C‐10 Diastereomers of 10‐Methyl‐ and 10‐Ethyl‐10‐deazaminopterin.
Authors: DEGRAW J. I. , CHRISTIE P. H. , TAGAWA H. , KISLIUK R. L. , GAUMONT Y. , SCHMID F. A. , SIROTNAK F. M.
Published: May 2016

Die Totalsynthese der im Titel genannten Verbindungen (XIV) wird beschrieben.
ChemInform Abstract: Nitroazines. Part 5. Nitrotriazine Synthesis Using the Japp‐Klingemann Reaction.
Authors: RUSINOV V. L. , PILICHEVA T. L. , CHUPAKHIN O. N. , KLYUEV N. A. , ALLAKHVERDIEVA D. T.
Published: May 2016

Die Diazoniumsalze (I) reagieren mit Nitromalonaldehyd (II) bzw. Nitromalone‐ster (V) zu den Nitrotriazolo‐ und Nitropyrazolotriazin‐Derivaten (III) und (VI).
ChemInform Abstract: Stereochemistry of 1,2‐Oxaphospholanes. Part 6. Analogues of Methyl D‐ribo‐ and D‐arabino‐Furanosides Having Phosphorus in the Anomeric Position.
Authors: WROBLEWSKI A. E.
Published: May 2016

The derivatives (Ia) and (Ic) of D‐ribose and D‐arabinose are hydrogenolyzed to give (Ib) and (Id).
ChemInform Abstract: Aminoselenenylation of Olefins. Syntheses of β‐Phenylseleno Carbamates.
Authors: FRANCISCO C. G. , LEON E. I. , SALAZAR J. A. , SUAREZ E.
Published: May 2016

5‐Decen (I) reagiert mit Phenylselenenylchlorid (II) in Gegenwart von Silbertetra?uoroborat und den Urethanen (III) zu den Phenylselenenylurethanen (IV).
ChemInform Abstract: Chemistry of Organo‐Transition Metal Compounds. Part 47. Reactions of Hexachlorocerates(IV) with Organolithium Compounds.
Authors: JACOB K. , THIELE K.‐H.
Published: May 2016

Pyridinium hexachlorocerate(IV) (I) reacts with lithium organyls in a 1:2 molar ratio with formation of (II).
ChemInform Abstract: Cobalt Chelates for Hydrogenation Catalysts. Part 2. Hydride Formation with [Co(dmgH)2] and [Co(dpnH)]+.
Authors: HELLER S. , KUSSEROW S. , BOEHMER W.‐H. + , MADEJA K.
Published: May 2016

In the presence of benzil as scavenger for the hydrido complexes of (I) and (II) the hydride formation in water/propanol becomes the rate determining step, and the ligand hydrogenation is completely suppressed in the case of (II), but only partially in the case of (I).
ChemInform Abstract: Laser Synthesis of Si/ C/ N Powders from 1,1,1,3,3,3‐Hexamethyldisilazane.
Authors: RICE G. W.
Published: May 2016

Amorphous fine Si/C/Npowders (0.1 um) are obtained by laser‐driven pyrolysis of (Me3Si)2NH.
ChemInform Abstract: Rechargeable Zn | ZnSO4 | MnO2‐type Cells.
Authors: YAMAMOTO T. , SHOJI T.
Published: May 2016

The properties of a secondary cell are described which consists of a positive electrode containing 80 wt.% γ‐MnOz and 20 wt.°/o carbon black, a glass ?berpaper impregnated with the aqueous (2 M) ZnSO4 electrolyte and a Zn plate as a negative electrode.
ChemInform Abstract: State of Adsorption and Coverage by Overpotential‐Deposited (OPD) H in the H2 Evolution Reaction at Au and Pt.
Authors: CONWAY B. E. , BAI L.
Published: May 2016

From comparison of Tafel polarization lines and potential decay data for the kinetic behavior of the cathodic H2 evolution reaction (HER) at Au in acid and alkaline solution, it is concluded that there is very little coverage of the OPD Hintermediate involved in the steady‐state process of HER of appreciable current densities.
ChemInform Abstract: Dinuclear Complexes of Transition Metals Containing Carbonate Ligands.
Authors: KOSHY K. , DASGUPTA T. P.
Published: May 2016

The kinetics of the reaction of the title complex (I) with aqueous carbonate′ have been investigated under varying conditions (pH 8‐9.3, 30‐45°C, 0.05‐2 M COä′ ).
ChemInform Abstract: 31P‐MASNMR Spectroscopic Studies with Zirconium Phosphate Catalysts.
Authors: SEGAWA K. , NAKAJIMA Y. , NAKATA S. , ASAOKA S. , TAKAHASHI H.
Published: May 2016

Synthetic ZrP2O7 and e‐Zr(HPO4)4 catalysts, which are evacuated at 773 K, show higher catalytic activities for butene isomerization than other forms of Zr‐phosphates, such as α‐Zr(HPO4)2‐ H2O, or Zr‐phosphate‐gel.
ChemInform Abstract: Wet Salt Melts ‐ A Reaction Medium Suitable for the Preparation of Metastable Oxides and Hydroxides?
Authors: HARMS G. J. , GUNSSER W.
Published: May 2016

Salt melts of alkali metal nitrate and chloride with a water content from l to 50 mol% have been used for the preparation of hydrous gallium oxides.
ChemInform Abstract: Proposed Structure for a New Phenolic Ketone in Potato Tubers Infected with Phoma.
Authors: ANDERSSON R. , MALMBERG A.
Published: May 2016

The new ketone (I), solanolone, is isolated from the blue‐fluorescent stress zone of potato tubers (cv.
ChemInform Abstract: Pd(0)‐Catalyzed Electroreductive Carboxylation of Aryl Halides, β‐Bromostyrene, and Allyl Acetates with CO2.
Authors: TORII S. , TANAKA H. , HAMATANI T. , MORISAKI K. , JUTAND A. , PFLUGER F. , FAUVARQUE J. F.
Published: May 2016

In Gegenwart von katalytischen Mengen der Pd‐ Komplexe (II) bzw. (III) gelingt die elektroreduktive Carboxylierung der Arylhalogenide (I) zu den Carbonsäuren (IV); als Nebenprodukte erhält man die enthalogenierten Aromaten (V).
ChemInform Abstract: Studies in Cycloaddition Reactions: Regiospecific Cycloaddition Reaction of Nitrile Imines with 2H‐1‐Benzopyran‐2‐thione.
Authors: BARUAH A. K. , PRAJAPATI D. , SANDHU J. S.
Published: May 2016

Die Cycloaddition der aus den Hydrazinoylhalogeniden (I) in situ erzeugten Nitrilimine (II) mit der im Titel genannten Verbindung (III) verläuft regioselektiv zu den Addukten (IV).
ChemInform Abstract: Intramolecular [2 + 2]Photocycloaddition of Enone‐acetals.
Authors: PIRRUNG M. C. , THOMSON S. A.
Published: May 2016

Das Trimethyl‐cyclopentenon (I) und Trimethylcyclohexenon (III) liefern mit Trimethylsilylchlorid und Zinkchlorid die exocyclischen Methylen‐ Verbindungen (II) bzw. (IV).
ChemInform Abstract: The Photolysis of Carbamoyl Azides in the Presence of Carbodiimides.
Authors: LWOWSKI W. , KANEMASA S. , MURRAY R. A. , RAMAKRISHNAN V. T. , THIRUVENGADAM T. K. , YOSHIDA K. , SUBBARAJ A.
Published: May 2016

Bei der Photolyse der Carbamoylazide (I) in Gegenwart der Carbodiimide (II) entstehen die isomeren Triazolderivate (III) und (IV), die auch auf unabhängige Weise synthetisiert werden.
ChemInform Abstract: Cage Ketones from Dimethyl‐1,4‐benzoquinones and Quinonoid Carbanions: a Charge‐Transfer Controlled Synthesis.
Authors: DEAN F. M. , HOUGHTON L. E. , MITCHELL G. H. , NAYYIR‐MASHIR R. , THEBTARANONTH C.
Published: May 2016

The carbanion (II), generated in situ from the dione (I), reacts under the conditions indicated with the benzoquinones (III) and(V) to give the cage compounds (IV), (VII) or (X).
ChemInform Abstract: Reaction of Dirhodan and Thiocyanogen Chloride with Arylvinyl Ethers.
Authors: VASIL'EVA M. A. , BYCHKOVA T. I. , IVANOVA N. A. , DOBRYNINA L. M. , KALABINA A. V.
Published: May 2016

The aryl‐vinyl ethers (I) add dirhodan (IIa) or thiocyanogen Chloride (IIb) to give the 1,2‐dithiocyanatoethylaryl ethers (IIIa) or the 1‐chloro‐2‐thiocyanatoethylaryl ethers (IIIb), the latter being produced regioselectively.
ChemInform Abstract: A Convenient Synthesis of Guanidines from Thioureas.
Authors: MARYANOFF C. A. , STANZIONE R. C. , PLAMPIN J. N. , MILLS J. E.
Published: May 2016

Die Thioharnstoffe (I) werden durch H2O2 in Gegenwart von Natriummolybdat zu den Sulfonsäuren (II) oxidiert, die mit den Aminen (III) zu den Guanidinen (IV) reagieren.
ChemInform Abstract: Vinyl Ethers Containing an Epoxy Group. Part 11. Addition of Carbon Tetrachloride to the Vinyloxyethyl Ether of Glycidol.
Authors: NEDOLYA N. A. , KUDYAKOVA R. N. , TROFIMOV B. A.
Published: May 2016

Carbon tetrachloride (II), in the presence of catalytic amounts of free radical initiators, adds to the double bond of the glycidol ether (I) to form the 1:1 adduct (III) in nearly quantitative yield.
ChemInform Abstract: Exchange Reactions of Diazirines: 3‐X‐3‐Methyldiazirines and Derived Carbenes.
Authors: MOSS R. A. , FEDORYNSKI M. , KMIECIK‐LAWRYNOWICZ G. , TERPINSKI J.
Published: May 2016

Acetamidin‐hydrochlorid (I) wird mit Hypobromit zu dem Diazirin (II) cyclisiert.
ChemInform Abstract: β‐Lactams from Esters and Sulfenimines: A New Route to Monobactams.
Authors: BURNETT D. A. , HART D. J. , LIU J.
Published: May 2016

Die Sulfenimine (I) reagieren mit den aus den Estern (II), (IV) bzw. (VII) hergestellten Esterenolaten zu den β‐Lactamen (IIIa), (V) und (VI) bzw. (VIII).
ChemInform Abstract: Reduction of Chiral β‐Hydroxy Sulfoxides: Application to the Synthesis of Both Enantiomers of 4‐Substituted Butenolides.
Authors: SOLLADIE G. , FRECHOU C. , DEMAILLY G. , GRECK C.
Published: May 2016

Aus dem optisch aktiven Sulfoxid (I) werden die Ketosulfoxide (III) hergestellt, die selektiv zu den diastereomeren Alkoholen (IV) bzw. (VIII) reduziert werden.
ChemInform Abstract: Synthesis and Physical Properties of Novel 1,3‐Dithiolylium‐4‐methanides and 1,3‐Thiazolium‐5‐methanides.
Authors: GOTTHARDT H. , OPPERMANN M.
Published: May 2016

The carboxylic acid derivatives (III) react with the CH acidic compounds (IV) to give the dithioliummethanides (V) or (VI).
ChemInform Abstract: Trifluoropyruvic Acid Hydrate in Heterocyclic Synthesis. Part 3. A Novel Synthesis of 4‐(Trifluoromethyl)oxazolones and Other Related Compounds.
Authors: MUSTAFA M. E. , TAKAOKA A. , ISHIKAWA N.
Published: May 2016

Durch Reaktion des Trifluorbrenztraubensäurehydrates (I) mit Nitrilen (II) in Gegenwart von Schwefelsäure werden die Amide (III) erhalten, die beim Erwärmen mit Acetanhydrid/Kaliumacetat zu den Oxazolonen (IV) cyclisieren.
ChemInform Abstract: Reactions of Pentafluorophenylhydrazine and Some of Its N′‐Acyl Derivatives with Compounds Containing a Trichloromethyl Group in the Presence of Aluminum Chloride.
Authors: PETROVA T. D. , RYABICHEV A. G. , SAVCHENKO T. I. , PLATONOV V. E. , MAMATYUK V. I. , GATILOV YU. V. , BAGRYANSKAYA I. YU.
Published: May 2016

The reactions of the title compound (I), the N′‐acyl derivatives (V) and the N,N‐bis‐pentafluorophenyl derivative (VII) with CCl4, PhCCl3 and C6F5CCl3 in the presence of AlCl3 are studied.
ChemInform Abstract: α,β‐Unsaturated Thio Compounds. Part 20. [2 + 3] Cycloaddition of 3‐Amino‐2‐aryl‐ 1‐indenethiones to Nitrile Betaines and Phenyl Azide.
Authors: KORCHEVIN N. A. , USOV V. A. , VORONKOV M. G. , BORODINA N. M.
Published: May 2016

The N′N‐disubstituted 3‐aminoindenethiones (I) react with the nitrile‐N‐oxides, which are generated from the hydroxamic acid chlorides (II) or with benzonitrilophenylimine, generated from benzonitrile hydrazidoyl Chloride to form the 1,4,2‐oxathiazoles (III) or the thiadiazoline (IV).
ChemInform Abstract: Hypervalent Iodine‐Oxidation of Flavonols Using [Hydroxy(tosyloxy)iodo]benzene in Methanol.
Authors: MORIARTY R. M. , PRAKASH O. , MUSALLAM H. A. , MAHESH V. K.
Published: May 2016

Reaktion des [Hydroxy(tosyloxy)iodo]benzols (I) mit den Flavonolen(II) in Methanol liefert die Hemiacetale (III).
ChemInform Abstract: Transformation of a 6‐Methylthiopyrazolo[3,4‐d]pyrimidine Derivative by Action of Hydrazine and Synthesis of Novel Pyrazolotriazolopyrimidines.
Authors: SVETLIK J.
Published: May 2016

Das Methylthio‐pyrazolopyrimidinon (I) reagiert mit Hydrazinhydrat zum N‐Amino‐Derivat (II), aus dem mit den Orthoestern (III) die Pyrazolotriazolopyrimidinone (IV) hergestellt werden.
ChemInform Abstract: A Synthesis of 4‐Cyano‐hexahydro‐1,5‐imino‐3‐benzazocine‐7,10‐dione. A Potential Intermediate to Saframycin Synthesis.
Authors: KURIHARA H. , MISHIMA H. , ARAI M.
Published: May 2016

Als potentielles Synthon für die Synthese von Saframycin A (VI) wird ausgehend vom Lactam (I) auf dem im Formelschema angegebenen Weg die im Titel genannte Verbindung (Va) hergestellt.
ChemInform Abstract: α‐Substituted Phosphonates. Part 47. Splitting of P ‐ C Bonds from Trisphosphoryl Compounds.
Authors: GROSS H. , COSTISELLA B.
Published: May 2016

The trisphosphonate (I) reacts with HCl or trimethylsilylbromide/H2O by hydrolysis and cleavage of one of the phosphory1 groups to give the bis‐phosphonic acid (II).
ChemInform Abstract: The Phosphorylation of Monothio‐β‐diketones. Mass Spectrometric Investigation of Acy1‐Substituted Thiophosphoric Acid Vinyl Esters.
Authors: KOZENASHEVA L. YA. , SMIRNOVA T. V. , KUZNETSOVA S. YU.
Published: May 2016

Umsetzung der Enthiolate(II) mit den Phosphorsäurechlorid‐diestern (I) liefert die Thiophosphorsäure‐S‐vinylester (III).
ChemInform Abstract: Assembly of an Eight‐Membered Boron‐Nitrogen‐Phosphorus Heterocycle from PhNH ‐ PPh2 = NPh and H3B ‐ SMe3.
Authors: SUESS‐FINK G. +
Published: May 2016

The eight‐membered molecule (III) is synthesized by the reaction of the amino‐imino‐phosphorane (I) with the borane(II).
ChemInform Abstract: Derivatives of Selenium Diimide.
Authors: BARASHENKOV G. G. , DERKACH N. YA.
Published: May 2016

The reaction of the N‐sodio‐N‐chloroarylsul‐phonamides (I) with Se affords the derivatives (II) of orthoselenious acid instead of the expected selenium diimides.
ChemInform Abstract: Phosphorus Compounds of Unusual Coordination. Part 11. 1,3‐Diphosphacyclobutadienecobalt(I) Complexes from Phosphaalkynes.
Authors: BINGER P. , MILCZAREK R. , MYNOTT R. , REGITZ M. , ROESCH W. +
Published: May 2016

The first diphosphacyclobutadiene with three‐coordinate phosphorus could be stabilized as cobalt‐complexed compound (III) by dimerization of the phosphaalkyne (I) in the presence of the cobalt complex (II).
ChemInform Abstract: Amino Acids and Peptides. Part 7. Preparation and Application of a Water‐Soluble Active Ester, p‐Trimethylammoniophenyl Ester.
Authors: TSUJI T. , OKUSADA S. , MAEDA M. , KAWASAKI K.
Published: May 2016

Die wasserlöslichen aktiven p‐Trimethylammoniophenylester, z.B. (III), werden nach der Carbodiimid‐Methode aus dem Phenol (I) und N‐geschützten Aminosäuren, z.B. (II), hergestellt und für die Peptid‐Synthese eingesetzt.
ChemInform Abstract: Lipid A and Related Compounds. Part 6. Synthesis of Biologically Active Tetraacetyl‐ 3‐deoxy‐D‐manno‐2‐octulosonic Acid (KDO)‐(α2‐→6)‐D‐glucosamine Analogs of Lipid A.
Authors: NAKAMOTO S. , ACHIWA K.
Published: May 2016

Beschrieben wird die vielstufige Synthese der im Titel genannten Verbindungen (I).
ChemInform Abstract: Synthesis of Vinca Alkaloids and Related Compounds. Part 30. Total Synthesis of (±)‐Tacamine (I), (±)‐Apotacamine (II) and Their 20‐Epimers.
Authors: SZABO L. , MARVANYOS E. , TOTH G. , SZANTAY C. JUN. , KALAUS G. , SZANTAY C.
Published: May 2016

Synthesis of Vinca Alkaloids and Related Compounds.
ChemInform Abstract: Quinquevalent Phosphorus Acids
Authors: EDMUNDSON R. S.
Published: May 2016

Review: (199 refs.
ChemInform Abstract: Cu, Ag, and Au Atom‐Molecular Oxygen Complexes: Matrix Isolation ESR Study.
Authors: KASAI P. H. , JONES P. M.
Published: May 2016

The complexes formed between Cu, Ag, and Au atoms and O2 molecules cocondensed in rare gas matrices are found to be Cu(O2), Ag(O2), and Au(O2) and bis(dioxygen) complexes, Cu(O2)2 and Ag(O2)2.
ChemInform Abstract: Metal Particles Supported by Porous Glass.
Authors: EDMONDS R. N. , HARRISON M. R. , EDWARDS P. P.
Published: May 2016

Different methods have been used for the preparation of Vycor glass‐supported Äg(0) and alkali‐metal particles.
ChemInform Abstract: Direct ESR Evidence for Sodium Selective, Intramolecular Ion Pairing in Redox‐ Switched Nitrogen‐Pivot Lariat Ethers.
Authors: DELGADO M. , ECHEGOYEN L. , GATTO V. J. , GUSTOWSKI D. A. , GOKEL G. W.
Published: May 2016

Changes in the ESR spectrum of the radical anion derived from (I) are most marked in the presence of Na as compared to Li+ and K+.
ChemInform Abstract: Carbanion Rearrangements. Collision‐Induced Dissociations of the Enolate Ion of Heptan‐4‐one.
Authors: STRINGER M. B. , BOWIE J. H. , HOLMES J. L.
Published: May 2016

The predominant processes are methane elimination involving the C ‐ 1(7) methyl group together with H ‐ 3(5) and the elimination of ethylene including γ‐Htransfer.
ChemInform Abstract: Determination of the Absolute Configurations of the Isomers of Triamminecobalt(III) Adenosine Triphosphate.
Authors: SPECKHARD D. C. , PECORARO V. L. , KNIGHT W. B. , CLELAND W. W.
Published: May 2016

The title complex is formed in 55% yield by heating [Co(NH3)3(H2O)C12]Cl with NazATP at 80°C for 8 min.
ChemInform Abstract: Ion Chemistry of Cyanides and Isocyanides. Part l. The Carbon Lone Pair as Proton Acceptor: Proton Affinities of Isocyanides.
Authors: MEOT‐NER M. , KARPAS Z. , DEAKYNE C. A.
Published: May 2016

Nearly constant differences are observed between the proton affinities of alkyl isocyanides and Cyanides, and between the energies of isomerization of protonated and neutral isocyanides to the corresponding cyanide analogues.
ChemInform Abstract: New Cryptophane Forming Unusually Stable Inclusion Complexes with Neutral Guests in a Lipophilic Solvent.
Authors: CANCEILL J. , LACOMBE L. , COLLET A.
Published: May 2016

The precursor (‐ )‐(Ib), which is obtained from (Ia) and the corresponding iodoalkyl aryl ether in 36% yield, is cyclized by heating with formic acid to give (+)‐(III) and meso‐(III).
ChemInform Abstract: Aryl Radical‐Initiated Cyclizations: Effect of Aryl Substituents on Ring‐Size.
Authors: PARKER K. A. , SPERO D. M. , INMAN K. C.
Published: May 2016

Aus dem Hydroxy‐benzaldehyd (I) erhält man den Methallylether (IIa), der in das Carbinol (IIb) sowie das Nitril (IIc) umgewandelt wird.
ChemInform Abstract: Diadamantylcarbene in Solution.
Authors: MYERS D. R. , SENTHILNATHAN V. P. , PLATZ M. S. , JONES M. JUN.
Published: May 2016

At 14 K the "C‐labeled Iong‐lived carbene (I) is gen‐erated photolytically from the corresponding diazo compound.
ChemInform Abstract: Hydro‐Dehalogenation of α‐Haloketones by Tin(II) Chloride and Sodium Hydrogen Sulfide.
Authors: ONO A. , FUJIMOTO E. , UENO M.
Published: May 2016

Aus den ot‐Halogen‐ketonen (I) erhält man mit Natriumhydrogensulfid in Gegenwart von SnCIZ die Reduktionsprodukte (II).
ChemInform Abstract: Reaction of Dinitrogen Pentoxide with Fluoranthene.
Authors: ZIELINSKA B. , AREY J. , ATKINSON R. , RAMDAHL T. , WINER A. M. , PITTS J. N. JUN.
Published: May 2016

In contrast to nucleophilic nitrations by N05′ or by NO2/N2O4 in CH2C12, the nitro‐ and dinitroderivatives (II) and (III) are the sole products of the title reactions in CCl4 at ambient temp. and in the gas phase.
ChemInform Abstract: The Synthesis of Trimethylcyclopentane‐carboxylic Acids.
Authors: SOLAJA B. , HUGUET J. , KARPF M. , DREIDING A. S.
Published: May 2016

The title compounds (VII) and (IX) which are known precursors for the synthesis of (±)‐capnellene and ptychanolide, are prepared.
ChemInform Abstract: Reaction of 1,1,2‐Trichloro‐1‐nitrosoethane with Cyclopentadiene.
Authors: MARTYNOV I. V. , PUSHIN A. N. , EPISHINA T. A. , SOKOLOV V. B.
Published: May 2016

Die Umsetzung des Nitrosoethans (I) mit Cyclopentadien (II) führt zu dem Addukt (III), das in sterisch einheitlicher Form vorliegt.
ChemInform Abstract: A Serendipitous Synthesis of 2‐Amino‐cis‐bicyclo[4.3.0]nonane.
Authors: CROOKS P. A.
Published: May 2016

Das nach bekannten Methoden aus 4‐Methoxyzimtsäure zugängliche 6‐Methoxy‐2‐isonitrosoindanon‐(1) (Ia) liefert bei der Normaldruck‐Schüttelhydrierung in Chlorwasserstoffhaltigem Ethanol 2‐Amino‐cis‐bicyclo‐[4.3.0]nonan (II).
ChemInform Abstract: Synthesis of [2.2]Isoindolinophanes and Dihydro[c]furanophane and Their Charge‐Transfer Complexes with π‐Acceptors.
Authors: MOURAD A. E. , NOUR‐EL‐DIN A. M. , MEKHAMER R. A.
Published: May 2016

The furanophane (III) is obtained from the paracyclophanes (Ia) or (Ib).