bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Aromatics Formation from Alumina‐Catalyzed Reactions of Methanol with Aliphatic and Alicyclic Carbonyl Compounds.
Authors: GANESAN K. , PILLAI C. N.
Published: May 2016

At 250‐260 °C the series of reactions (alkylation, dealkylation, condensation, and cleavage) of acetone (I) with MeOH (II) over Al2O3 leads to a mixture of simple ketones such as (III) and (IV) and the aromatics (V) and (VI).
ChemInform Abstract: Triethylborane‐Induced Stereoselective Radical Addition of Perfluoroalkyl Iodides to Acetylenes.
Authors: TAKEYAMA Y. , ICHINOSE Y. , OSHIMA K. , UTIMOTO K.
Published: May 2016

The alkynes (I) react with the perfluoroalkyl iodides (II) in the presence of triethylboron to form exclusively the iodo olefines (III) bearing the iodide and the perfluoroalkyl substituent in trans‐position.
ChemInform Abstract: Unsolvated Magnesium Diisopropylamide in Organic Synthesis. Part 2. Reduction of Nitro, Nitroso, and Azoxy Compounds.
Authors: SANCHEZ R. , VEST G. , SCOTT W. , ENGEL P. S.
Published: May 2016

Reaction of the title agent with equimolar amounts of nitro‐ (I) or nitrosoarenes (III) yields the azoxyarenes (II) and the azoarene (IV).
ChemInform Abstract: Bromofluorination of Allylic Alcohols and NBS/Et3N, 3HF: A Simple Access to Epifluorohydrines.
Authors: CHEHIDI I. , CHAABOUNI M. M. , BAKLOUTI A.
Published: May 2016

Treatment of the allylic alcohols (I) with NBS and triethylamine tris‐(hydrofluoride) yields the 3‐bromo 2‐fluoro alcohols (II), and/or the 2‐bromo 3‐fluoro regioisomers (III).
ChemInform Abstract: Synthesis and Immunotropic Properties of Novel 2‐Methoxy‐2,3‐dihydrofurans.
Authors: TOLSTIKOV G. A. , RATNIKOV V. I. , MIFTAKHOV M. S. , VAISPAPIR M. R. , VALEEV F. A. , AKHMETVALEEV R. R. , KHALIKOV R. M.
Published: May 2016

Starting with ethyl acetoacetate (I), the dihydrofurans (VI) and (VII) are prepared via the acetylbutenoate (III).
ChemInform Abstract: Aromatization of Aliphatic Compounds. Part 9. Benzofuranones from (4‐Substituted 2‐Oxo‐3‐cyclohexen‐1‐yl)Acetic Acids.
Authors: BAIOCCHI L. , BONANOMI M.
Published: May 2016

The title compounds (II) (17 examples) are prepared by the new synthetic procedure shown.
ChemInform Abstract: Hypervalent Iodine Oxidation: Synthesis of 5‐Substituted‐2(5H)‐Furanones Using Iodosobenzene.
Authors: MORIARTY R. M. , VAID R. K. , HOPKINS T. E. , VAID B. K. , TUNCAY A.
Published: May 2016

The 2‐(trimethylsiloxy)furans (I) react with iodosobenzene in the presence of the nucleophiles (II) to form the 5‐substituted 2‐furanones (III).
ChemInform Abstract: Lewis Acid‐Catalyzed Cycloaddition of 1,3‐Bistrimethylsilyloxycyclohexadienes to 2‐Chloroacrylonitrile. Novel Rearrangement of the Resulting Adducts to Cyclohexenones.
Authors: CLARK R. S. J. , HOLMES A. B. , MATASSA V. G.
Published: May 2016

The disiloxycyclohexadienes (I) are subjected to cycloaddition reaction with 2‐chloroacrylonitrile (II), to form the cycloadducts (III), together with the anti‐isomer (IVb).
ChemInform Abstract: Radical Addition to Amide‐Substituted Alkenes: Stereoselective Intermolecular Radical Additions.
Authors: PORTER N. A. , SCOTT D. M. , LACHER B. , GIESE B. , ZEITZ H. G. , LINDNER H. J.
Published: May 2016

The addition of alkyl radicals such as (II), generated by the tin or mercury method, to fumaric amides or diamides such as (I) is shown to be stereoselective in many cases.
ChemInform Abstract: Reaction of Trimethylsilyl Derivatives with Meldrum′s Acid: A New and Easy Monofunctionalization of Malonic Acid.
Authors: RIGO B. , FASSEUR D. , CAULIEZ P. , COUTURIER D.
Published: May 2016

Meldrum's acid (I) reacts with the trimethylsilylated nucleophiles (II) to give the trimethylsilyl acetoacetates (III) and acetone (IV).
ChemInform Abstract: A New Building Block Method to Synthesize Symmetrical and Asymmetrical Per‐N‐alkyl‐Substituted Polyaza‐Crown Compounds.
Authors: KRAKOWIAK K. E. , BRADSHAW J. S. , IZATT R. M. , ZAMECKA‐KRAKOWIAK D. J.
Published: May 2016

N‐Acetylation of 2‐(2‐aminoethoxy)ethanol (I) gives the acetamide (III) which is chlorinated to yield the key intermediate (IV).
ChemInform Abstract: Complexes of 2‐(2′‐Pyridyl)quinoline and 3,6‐Di(4′‐pyridyl)‐s‐tetrazine.
Authors: ZAGHAL M. H. , QASEER H. A.
Published: May 2016

The reaction of the pyridylquinoline with RhCl3, K3(RhBr6) (prepared in situ) and MY2(PhCN)2 (M: Pd, Pt; Y: Cl, Br, I) in CHCl3 or acetone gives the complexes (I) and (II) in yields from 40‐85%.
ChemInform Abstract: A Novel Type of Tetranuclear Cluster with the Trinucleating Ligand 1,2‐Bis(benzimidazol‐2‐yl)‐1‐hydroxyethane. Crystal and Molecular Structure of Ni(HRSL)2(CF3SO3)2 and (Cu4(SL)4(NO3)2(EtOH))(NO3)2(EtOH)3(H2O)2; Spectroscopy and Magnetism of These and Related Transition Metal Compounds.
Authors: VAN ALBADA G. A. , REEDIJK J. , HAEMAELAEINEN R. + , TURPEINEN U. , SPEK A. L.
Published: May 2016

The title ligand forms the mononuclear complexes of the general formula (I) for all metal ions for the racemic mixture and in the case of Cu also for the chiral (S) ligand.
ChemInform Abstract: Ruthenium Complexes of Some Selected N‐S Donors. Part 2. Ligational Behavior of 2‐Formylpyridine(4‐phenyl) Thiosemicarbazone Toward Ruthenium.
Authors: CHATTOPADHYAY S. K. , GHOSH S.
Published: May 2016

Ru(II) and Ru(III) complexes of the biologically active tridentate NNS donor title ligand HL1 (II) are synthesized and characterized by elemental analysis, conductance and magnetic susceptibility measurements as well as by spectroscopic (UV/VIS, IR, NMR) techniques.
ChemInform Abstract: Novel Rhodium Porphyrin Derivatives. Part 4. A Study of the Interaction Between Rhodium Porphyrinates and Amides.
Authors: BOSCHI T. , LICOCCIA S. , PAOLESSE R. , TAGLIATESTA P. , MARCONI W.
Published: May 2016

The mechanisms of the reactions shown in the scheme, employing amides with different lengths of the alkyl chains bound to N or C, are discussed.
ChemInform Abstract: Bicyclic β‐Enamino Esters: Synthesis and Stereospecific Reduction. Access to Isoretronecanol, Trachelanthamidine, Lupinine and Epilupinine.
Authors: CELERIER J. P. , HADDAD M. , SALIOU C. , LHOMMET G. , DHIMANE H. , POMMELET J. C. , CHUCHE J.
Published: May 2016

Catalytic hydrogenation of the title esters (VII) and (XIII) at 100 °C leads to the products (VIII) and (XIV), resp., while at 200 °C the epimeric esters are formed.
ChemInform Abstract: Synthesis of 9‐(3‐Deoxy‐ and 2,3‐Dideoxy‐3‐fluoro‐β‐D‐xylofuranosyl) Guanines as Potential Antiviral Agents.
Authors: PUECH F. , GOSSELIN G. , IMBACH J.‐L.
Published: May 2016

The nucleosides (XI) mentioned in the title are prepared as shown in the reaction scheme.
ChemInform Abstract: New Aromatic Musk Odorants: Design and Synthesis.
Authors: FEHR C. , GALINDO J. , HAUBRICHS R. , PERRET R.
Published: May 2016

By appropriate structural modification of known musk odorants, new strong analogues such as (IV), (VIII) or (XIII) possessing supplementary CH3 or CH2 groups in the basic musk skeleton are prepared.
ChemInform Abstract: Complexes of Silicon Tetrafluoroborate with Ammonia.
Authors: GEL'MBOL'DT V. O. , ENNAN A. A. , SAKHAROV A. V. , SUKHOVERKHOV V. F.
Published: May 2016

Review: A literature survey is given of the experimental and calculated details on the stereochemistry, the electronic structure and the energetic characteristics of the complexes specified in the title (53 refs.
ChemInform Abstract: Kinetics of Ferrate(V) Decay in Aqueous Solution. A Pulse‐Radiolysis Study.
Authors: RUSH J. D. , BIELSKI B. H. J.
Published: May 2016

With the goal to obtain closer comparison with the parent ferrate(VI) ion and to obtain additional information on the factors contributing to the reactivity of the oxo‐iron bond, the spectral and kinetic properties of ferrate(V) derived from pulse‐radiolytic reduction of aqueous ferrate(VI) by 2‐propanol radicals are characterized between pH 6 and 13. In this pH range three forms of Fe(V) occur, which are represented by the equilibria shown in the scheme.
ChemInform Abstract: Systematic Design of Chemical Oscillators. Part 61. Oxidation of Hydroxylamine by Periodate in a Continuous‐Flow Stirred Tank Reactor: A New pH Oscillator.
Authors: RABAI G. , EPSTEIN I. R.
Published: May 2016

The periodate oxidation of hydroxylamine shows different features depending on the starting NH2OH/IO4 ratio (r).
ChemInform Abstract: Preparation and Properties of Ammonium Amidofluoro Dithiophosphate.
Authors: BILKOVA H. , CERNIK M.
Published: May 2016

The title compound (III) is characterized by 31P NMR, IR and Raman spectroscopy.
ChemInform Abstract: Structure of the Lanthanum Chlorosilicate La3(SiO4)Cl5.
Authors: GRAVEREAU P. , ES‐SAKHI B. , FOUASSIER C.
Published: May 2016

Single crystals of the title compound, synthesized by the solid‐state reaction shown in the scheme, belong to the orthorhombic space group Pnma, Z=4.
ChemInform Abstract: Intercalation in the Linear‐Chain Compound MoO2HPO4·H2O.
Authors: GILSON T. R. , WELLER M. T.
Published: May 2016

The one‐dimensional title material is shown to undergo reversible intercalation reactions with H2O, MeOH, EtOH, and Me2CHOH to form crystalline phases in which the molybdenyl phosphate double chains of the host structure remain essentially unaltered.
ChemInform Abstract: Formation of the Metal‐Sulfide Aggregate (W3S10)2‐ Through a Novel Balanced Intramolecular Condensation Redox Process with Principal Relevance to the Formation of Amorphous Metal Sulfides Like WS3.
Authors: MUELLER A. + , DIEMANN E. , WIENBOEKER U. + , BOEGGE H. +
Published: May 2016

A novel isopoly anion (W3S10)2‐ containing the hitherto unknown ligand (WS5)2‐ is obtained in the mixed‐crystal compounds (I), (II) and (III) by controlled acidification of a methanolic solution of (NH4)2(WS4) with gaseous HCl.
ChemInform Abstract: Electroreductive Coupling of Trifluoromethylarenes with Electrophiles: Synthetic Applications.
Authors: SABOUREAU C. , TROUPEL M. , SIBILLE S. , PERICHON J.
Published: May 2016

Electrolysis of the trifluoromethylarenes (I) in the presence of carbon dioxide (II) or N,N‐dimethylformamide (VII) followed by treatment with methanol (III) or acetic anhydride (VIII) results in the formation of the methyl esters (IV) or the diacetates (IX).
ChemInform Abstract: The Scope and Mechanism of Rearrangement of 4,6‐Dialkoxy‐2‐pyrones.
Authors: VENKATARAMAN H. , CHA J. K.
Published: May 2016

The carboxymethyldihydropyrancarboxylates (I) are subjected to acidic cleavage of the ester group and then cyclized upon treatment with acetic anhydride.
ChemInform Abstract: Thermolysis of N‐Benzyl‐2,2‐dichlorocyclopropanecarboxaldimines: A Novel Ring Enlargement to 2‐Phenylpyridines.
Authors: KAGABU S. , NARUSE S. , TAGAMI Y. , WATANABE Y.
Published: May 2016

The thermolysis of the title compounds (I) is catalyzed by tungsten(VI) oxide to give the pyridines (II) and (III).
ChemInform Abstract: Design and Synthesis of 4‐Oxoquinolin‐2‐yl‐6‐heptenoic Acid Derivatives as HMG‐CoA Reductase Inhibitors.
Authors: COPPOLA G. M. , SCALLEN T. J. , DELPRETE A. , MONTANO R.
Published: May 2016

The isatoic anhydride (I) undergoes cyclization reaction with the dianions of the β‐keto phosphonates (II) to produce the dihydroquinolinones (III) which are converted into the diols (IX) and (X) via the α,β‐unsaturated aldehydes (VI).
ChemInform Abstract: Synthesis of Hydroxy‐ and Methoxy‐Substituted Octahydrobenzo(g)isoquinolines as Potential Ligands for Serotonin Receptors.
Authors: PAPAGEORGIOU C. , PETCHER T. J. , WALDVOGEL E.
Published: May 2016

The 9‐methoxy‐ (VIIa) and the 6‐methoxysubstituted octahydrobenzoisoquinolines (VIIb), their hydroxy analogues (VIIIa) and (VIIIb) and their N‐alkyl derivatives (X) and (XI), resp., are tested for their activity as serotonine‐like ligands.
ChemInform Abstract: Imidazole Derivatives. Part 2. Synthesis of Imidazo(1,2‐a)pyridin‐5‐ones.
Authors: KNOELKER H.‐J. + , BOESE R. , HITZEMANN R.
Published: May 2016

Benzoylation of 2‐methylimidazole (I) with benzoyl chloride (II) results in the formation of the vinyl ester (III) which is hydrolyzed with acids to yield 2‐phenacylimidazole (IV).
ChemInform Abstract: Dithiatetrazocines and Dithiadiazolium Salts.
Authors: AMIN M. , REES C. W.
Published: May 2016

Treatment of benzamidine (I) or 2‐thienylamidine (IX) with sulfur dichloride (II) results in cyclization, forming the diphenyldithiatetrazocine (III) or the thienyldithiadiazolium chloride (X) as the major products.
ChemInform Abstract: A New Phosphorylation Method via O‐Diethylboryl Intermediates.
Authors: DAHLHOFF W. V. , TABA K. M.
Published: May 2016

Diphenylchlorophosphine and diethylchlorophosphite (I) react with acetylacetone (II) to generate intermediate phosphine enolates (III) which are quenched with the O‐diethylboryl derivatives (IV) and then oxidized with H2O2 to give the diphenylphosphinates and diethylphosphates (V).
ChemInform Abstract: Synthetic and Structural Studies of a Series of Soluble Cerium(IV) Alkoxide and Alkoxide Nitrate Complexes.
Authors: EVANS W. J. , DEMING T. J. , OLOFSON J. M. , ZILLER J. W.
Published: May 2016

The reactions of (NH4)2Ce(NO3)6 with 2‐8 equiv. of NaOtBu in THF, leading to a series of complexes (I) (56‐82% yield) and (II) (65% yield), are studied.
ChemInform Abstract: ((Cp′(CO)2Mn)2PbStBu)‐; Completion of an Isoelectronic Series of Binuclear Complexes with Trigonal‐Planar Coordinated Main Group Elements.
Authors: ETTEL F. , HUTTNER G. , ZSOLNAI L.
Published: May 2016

It is shown that also an element of the fourth main group can function as a central atom in complexes of type (III), which hitherto was known only for elements of the fifth and sixth main group.
ChemInform Abstract: Effect of Steric Crowding on the Rates of Reactions of a Nickel(I) Tetraaza Macrocycle with Organic Halides and Hydroperoxides.
Authors: SADLER N. , SCOTT S. L. , BAKAC A. , ESPENSON J. H. , RAM M. S.
Published: May 2016

The reactions of the sterically crowded complex (I) with organic halides, H2O2 and tBu‐O‐OH occur some 104 times more slowly than the corresponding reactions of (II).
ChemInform Abstract: Application of the Dimethyl(phenyl)silyl Group as a Masked Form of the Hydroxy Group in the Synthesis of an L‐Glycero‐D‐manno‐heptopyranoside‐Containing Trisaccharide from the Dephosphorylated Inner Core Region of Neisseria meningitidis.
Authors: BOONS G. J. P. H. , OVERHAND M. , VAN DER MAREL G. A. , VAN BOOM J. H.
Published: May 2016

An efficient route to immunologically relevant oligosaccharides of type (VIII) makes use of the SiMe2Ph group which functions thereby as an equivalent of a protected hydroxy function.
ChemInform Abstract: Total Synthesis of Allonojirimycin (5‐Amino‐5‐deoxy‐D‐allopyranose).
Authors: AUBERSON Y. , VOGEL P.
Published: May 2016

The stereospecific synthesis of the title compound (XII), which is of interest as a glucosidase inhibitor, starts with the educt (III) which is converted to the ketone (IV) with recovery of the chiral auxiliary.
ChemInform Abstract: Natural Products from Medicinal Plants. Part 25. Isolation and Structure Determination of New Compounds from the Aqueous Sodium Carbonate Extract of Picrorhiza kurrooa.
Authors: WEINGES K. , SCHICK H. , NEUBERGER K. , ZIEGLER H. J. , LICHTENTHAELER J. + , IRNGARTINGER H.
Published: May 2016

Acetylation of the title extract leads to the seven novel crystalline acetates (I)‐(V) (space group P212121 with Z=4) and three known catalpol derivatives.
ChemInform Abstract: Convergent Approaches to the Syntheses of Long‐Chain Aliphatic Hydroxy Ketones: Potential Bioactive Compounds of Plant Origin.
Authors: IYER R. R. , MAMDAPUR V. R.
Published: May 2016

The title compounds (VII) and (XI) are prepared as shown.
ChemInform Abstract: Chemical Vapor Deposition in the System Ti‐N‐B: TiN as a Diffusion Barrier for Boron.
Authors: BECHT J. G. M. , VAN DER PUT P. J. , SCHOONMAN J.
Published: May 2016

In addition to a review of the phase relations in the Ti‐N‐B system, results of a study of the interactions between TiN and B under CVD conditions are reported.
ChemInform Abstract: The Passivation of Fe‐Cr‐Ru Alloys in Acidic Solutions
Authors: HIGGINSON A. , NEWMAN R. C. , PROCTER R. P. M.
Published: May 2016

is investigated using electrochemical and surface analytical techniques.
ChemInform Abstract: Synthesis of Surface Nitride on Pd(100) Surface by a Reaction of NO with H2.
Authors: MATSUO I. , NAKAMURA J. , HIRANO H. , YAMADA T. , TANAKA K. , TAMARU K.
Published: May 2016

For the first time, a c(2 · 2) overlayer of surface nitride is synthesized on a Pd(100) surface by catalytic reaction of NO and H2 at 500‐600 K and several torr (e.g.
ChemInform Abstract: Active Sites of Molybdenum Sulfide Catalysts Supported on Al2O3 and TiO2 for Hydrodesulfurization and Hydrogenation.
Authors: OKAMOTO Y. , MAEZAWA A. , IMANAKA T.
Published: May 2016

The results of laser Raman spectroscopy and XPS reveal that sulfided MoO3/Al2O3 catalysts consist of MoS2‐like phases and Mo(V) species, while sulfided MoO3/TiO2 catalysts are completely sulfided to MoS2‐like phases.
ChemInform Abstract: Structure and Reactivity of Oxovanadate Anions in Layered Lithium Aluminate Materials.
Authors: TWU J. , DUTTA P. K.
Published: May 2016

The ion exchange of vanadate ions from aqueous solution into (LiAl2(OH)6)+ is studied over a wide pH range (XRD, diffuse reflectance, and Raman spectroscopy).
ChemInform Abstract: Preparation of the Ordered Perovskite (SrLa)(MgMo)O6 and Its Physicochemical Characterization.
Authors: CHOY J.‐H. , HONG S.‐T.
Published: May 2016

The title compound is prepared by thermal treatment (1350 °C, flowing N2, alumina boat) of a pelletized oxide mixture prepared from stoichiometric amounts of Sr(NO3)2, La(NO3)3·6 H2O, Mg(NO3)2·6 H2O and MoO3.
ChemInform Abstract: Diels‐Alder and Ene Reactions of Nitrosyl Hydride and Nitrosoformaldehyde.
Authors: ENSLEY H. E. , MAHADEVAN S.
Published: May 2016

Formylhydroxamic acid (I) undergoes periodate oxidation in the presence of 9,10‐dimethylanthracene (II) to give the cycloaddition product (III) which is deformylated with anhydrous ammonia, forming the compound (IV).
ChemInform Abstract: Oxidative Transformations of 4‐(ω‐Hydroxyalkyl)‐2,6‐di‐tert‐butylphenols.
Authors: KRYSIN A. P. , FEDORENKO A. N.
Published: May 2016

Oxidation of the sterically hindered phenols (Ia) and (Ib) produces the quinone methides (IIa) and (IIb) which are transformed into oligomers on storage.
ChemInform Abstract: The Vinylcyclopropane Moiety as an Efficient Intramolecular Trap for Carbocations. A High Yield Process for the Formation of Eleven‐Membered Carbocyclic Structures.
Authors: GASSMAN P. G. , RIEHLE R. J.
Published: May 2016

The unsaturated carboxylic acid ester (I) is converted to the vinyl cyclopropane (XII) as outlined in the reaction scheme.
ChemInform Abstract: Carbon Silicon Bond Cleavage in the Oxidation of Benzylic Silanes by Cerium(IV) Ammonium Nitrate.
Authors: BACIOCCHI E. , DEL GIACCO T. , ROL C. , SEBASTIANI G. V.
Published: May 2016

The substituted benzyltrimethylsilanes (I) react with ceric ammonium nitrate (II) in acetic acid (III) to give mixtures of the nitrates (IV) and the acetates (V).
ChemInform Abstract: Rhodium‐Catalyzed C‐C Coupling Reactions Involving Ring Opening of Strained Molecules. Part 3. Reaction of N‐Allylamides of Organic Acids.
Authors: CHIUSOLI G. P. , COSTA M. , PIVETTI F.
Published: May 2016

Coupling of (diphenylmethylene)cyclopropane (I) with the N‐allylamides (II) in the presence of RhCl(PPh3)3 leads to the formation of mixtures of the isomeric N‐dienylamides (III) ‐ (V).
ChemInform Abstract: Ring Transformations of 2‐Phenacylidenimidazolidines: Synthesis of 5‐(β‐Aminoethyl)anilinopyrazoles and 2‐Acyl‐3‐(β‐aminoethyl)aminothiophenes.
Authors: DANNHARDT G. , LAUFER S.
Published: May 2016

The synthesis of pyrazoles mentioned in the title, e.g. (III), is achieved by reaction of 2‐(acylmethylen)imidazolidines such as (I) with hydrazinium sulfate (II).
ChemInform Abstract: Some Reactions of 2‐Mercapto‐3,5,7‐triphenylpyrido(2,3‐d)pyrimidin‐4(3H)‐one Synthesis of Pyridotriazolo and Pyridotetrazolopyrimidine Derivatives.
Authors: YOUSSEF M. S. K. , EL‐ZOHRY M. F. , HASSAN K. M. , ABO EL‐WAFA R.
Published: May 2016

Cyclocondensation of the 2‐hydrazinopyrido(2,3‐d)pyrimidinone (III), generated from the compound (I) by reaction with hydrazine hydrate (II), with the carboxylic acids (IV) produces the pyridotriazolopyrimidinones (V).
ChemInform Abstract: 2,2′,7,7′‐Tetrahydroxy‐1,1′‐Binaphthyl: A Versatile Chiral Spacer for Monotopic and Ditopic Cyclophane Hosts with Apolar Binding Sites.
Authors: HESTER M. R. , UYEKI M. A. , DIEDERICH F.
Published: May 2016

The two novel chiral cyclophanes (III) are prepared via regioselective coupling of the benzyloxynaphthol (I) to give the major groove‐protected binaphthol (II), which is converted to the title compounds by common methods.
ChemInform Abstract: Catalytic Cyclophanes. Part 4. Supramolecular Catalysis of Benzoin Condensations by a Thiazolium Cyclophane.
Authors: DIEDERICH F. , LUTTER H.‐D.
Published: May 2016

As a model for thiamine pyrophosphate dependent ligases, the thiazolium‐bridged cyclophane (VI) is prepared as shown in the scheme starting from the compound (I) which, in turn, is readily obtained from a known tetraoxaparacyclophane precursor.
ChemInform Abstract: Organo‐Polylithium Compounds. Part 11. Two Stable Conformational Isomers of 1,4‐Disila(6)radialene, Twist and Chair, Which do not Interconvert at Room Temperature.
Authors: MAERCKER A. , BRAUERS F. , BRIEDEN W. , ENGELEN B.
Published: May 2016

The reactions of the dichlorosilanes (II) and (V) with the dilithium compound (I) yield 1,4‐disila(6)radialenes as the two stable conformational chair and twist isomers (III) and (IV) as well as (VI) and (VII), which do not interconvert at room temperature.
ChemInform Abstract: Characterization and Properties of Some Dialkyl 1‐(N,N‐Dialkylamino)alkylphosphonates and Their Hydrochloride Salts.
Authors: CHARANDABI M. R. M. D. , ETTEL M. L. , KAUSHIK M. P. , HUFFMAN J. H. , MORSE K. W.
Published: May 2016

Coupling of the alkyl phosphites (I) with the aldehydes (II) and the dialkylamines (III) produces the phosphonates (IV) which form the corresponding salts (V).
ChemInform Abstract: Substituted 4,5‐Dioxo‐1,3,2λ3,4λ4‐diazadiphospholane and Related Compounds.
Authors: CHEN R.‐U. , CHENG L.
Published: May 2016

Cyclocondensation of the phosphonoamidate (I) with phenyldichlorophosphine (II) leads to the formation of the 1,3‐diazadiphospholane (III) which is oxidized with DMSO, sulfurated, or treated with 2,3‐butanedione (VI) to yield the derivatives (IV), (V), and (VII) as shown in the reaction scheme.
ChemInform Abstract: Synthesis of (R)‐1,1,2‐Triphenyl‐1,2‐ethanediol‐Derived Phosphonates.
Authors: BRODESSER B. , BRAUN M.
Published: May 2016

Reaction of (R)‐1,2,2‐triphenyl‐1,2‐ethanediol (III) with methylphosphonic dichloride (II) and subsequent hydrolysis with hydrochloric acid or sodium hydroxide lead to the formation of the methylphosphonic acid ester (I).
ChemInform Abstract: Synthesis and Reactivity of Aminomethyldiphenylphosphine Complexes of Molybdenum. Crystal Structure of cis‐(Mo(CO)4(Ph2PCH2NHC6H4Me‐p)2).
Authors: DAVIES D. L. , HEALEY F. I. , HOWARTH J. , RUSSELL D. R. , SHERRY L. J. S.
Published: May 2016

The phosphines (II) react with the Mo complexes (I) to give the cis‐bis(aminomethylphosphine) complexes (III) ((IIIb): space group P21/c, Z=4).
ChemInform Abstract: Transient Generation of the Reactive Carbene Complex (Cp(CO)2W=CH(Tol))+ and Its Reactions with Alkynes to Form Vinylcarbene, Allyl, Naphthol, Diene, and Metallafuran Complexes.
Authors: GARRETT K. E. , SHERIDAN J. B. , POURREAU D. B. , FENG W. C. , GEOFFROY G. L. , STALEY D. L. , RHEINGOLD A. L.
Published: May 2016

Although the p‐tolylcarbyne‐W complex (I) does not itself react with alkynes, its protonation product, the title carbene, readily incorporates 1,2‐diphenylacetylene (II) or 1,2‐dimethylacetylene (IX) to give the vinylcarbene complex (III) and the η4‐naphthol complex (XI), respectively.
ChemInform Abstract: Transition‐Metal Ketene Compounds. Part 33. Synthesis of η3‐Phosphino‐, Arsino‐, and Thioketene Complexes of Tungsten.
Authors: WOLFGRUBER M. , STEGMAIR C. M. , KREISSL F. R.
Published: May 2016

Dicarbonyl(η5‐cyclopentadienyl)carbyne‐W complexes of the type (I) react with halo‐phosphines such as (II), ‐arsines or 2‐nitrobenzenesulfenyl chloride to give the corresponding η3‐coordinated phosphino‐, arsino‐ and thioketene complexes (III) and (IV) as shown for the examples (IIIa) and (IIIb).
ChemInform Abstract: Synthesis and Molecular Structure of a Novel Binuclear Cobalt Carbonyl Complex with Mixed Valence Co0CoI(μ‐Ph2Ppy)2(μ‐CO)(CO)Cl (Ph2Ppy: Diphenylphosphinopyridine).
Authors: ZHANG Z.‐Z. , WANG H.‐K. , XI Z. , YAO X.‐K. , WANG R.‐J.
Published: May 2016

Reduction of a 1:2 molar mixture of CoCl2·6 H2O (I) and the phosphine ligand (II) in THF in the presence of CO (III) leads to the formation of the title complex (IV) (space group Cc, Z=4).
ChemInform Abstract: The Synthesis of Complexes of Novel Structurally Reinforced Tetraazamacrocyclic Ligands of High Ligand Field Strength. A Structural and Molecular Mechanics Study.
Authors: HANCOCK R. D. , NGWENYA M. P. , WADE P. W. , BOEYENS J. C. A. , DOBSON S. M.
Published: May 2016

The three complexes (V) ( P21/n, Z=4), (VIII) (Pmcn, Z = 8) and (IX) (C2/c, Z = 8) contain novel ligands which have higher ligand‐field strength than the tetraazamacrocycles currently known, generated by means of increasing the donor strength of the nitrogens in a system of low steric strain.
ChemInform Abstract: Synthesis of N6‐Adenosine Adducts Expected from Cyclopenta‐Ring Activation of Acenaphthylene and Aceanthrylene.
Authors: BARTCZAK A. W. , SANGAIAH R. , KELMAN D. J. , TONEY G. E. , DETERDING L. J. , CHARLES J. , MARBURY G. D. , GOLD A.
Published: May 2016

Acenaphthenone (I) is converted to a mixture of the trans‐ and cis‐acenaphthenaminols (V) and (VI) with the predominance of (V).
ChemInform Abstract: Total Synthesis of the Triquinane, (.+‐.)‐Silphinene by Means of a Cyclopropene.
Authors: FRANCK‐NEUMANN M. , MIESCH M. , LACROIX E.
Published: May 2016

Reaction of the cyclopropene (I) with the enamine (II) gives the (2 + 2)cycloadduct (III) as a minor product, together with the cyclopropylcyclopentanone (IV).
ChemInform Abstract: Phase Evolution and Superconducting Transition in Vacuum Annealed YBa2Cu3O6+δ.
Authors: MINO S. , MORII K. , NAKAYAMA Y.
Published: May 2016

The high‐temp.
ChemInform Abstract: Preparation and Spectroscopic Characterization of Difluorophosphorane, PH3F2. 31P NMR Spectrum of Protonated Diphosphine, P2H+ 5.
Authors: MINKWITZ R. , LIEDTKE A.
Published: May 2016

A previously reported procedure to prepare PH3F2 (III) from P2H4 (I) and HF (II) is optimized and convincing evidence for the existence for this fluorophosphorane is obtained (multinuclear (1H, 19F, 31P) NMR, MS, complete IR and Raman low‐temp.
ChemInform Abstract: Highly Diastereoselective Diels‐Alder Reaction of Optically Active 2‐(p‐Tolylsulfinyl)‐2‐cycloalkenones with Cyclopentadiene.
Authors: ALONSO I. , CARRETERO J. C. , GARCIA RUANO J. L.
Published: May 2016

The p‐tolylsulfinylcycloalkenones (I) react with cyclopentadiene (II) to form the Diels‐Alder adducts (III) and (IV) in ratios depending on the Lewis acid catalysts employed.
ChemInform Abstract: Intramolecular C‐H Insertion Reactions of (Cyclopentadienyl)dicarbonyliron Carbene Complexes.
Authors: ZHAO S.‐K. , KNORS C. , HELQUIST P.
Published: May 2016

Copper‐promoted addition of the Grignard compounds (II) to the cyclohexenone (I) followed by enolate addition to the known stable thiocarbene complex (III) gives the adducts (IV).
ChemInform Abstract: Acid‐Catalyzed Rearrangement of Spiro(adamantane‐2,1′‐cyclobutane). The Case for a Transannular Alkyl Shift.
Authors: FARCASIU D. , SEPPO E. , KIZIRIAN M. , LEDLIE D. B. , SEVIN A.
Published: May 2016

The title compound (I) is prepared from 2‐methyleneadamantane and dichloroketene (47% yield) with subsequent reductive dechlorination and Wolff‐Kishner reduction (94%).
ChemInform Abstract: High‐Pressure Aminolysis of Lactones to Hydroxy Amides.
Authors: MATSUMOTO K. , HASHIMOTO S. , UCHIDA T. , OKAMOTO T. , OTANI S.
Published: May 2016

The preparation of hydroxyamides such as (III), (V) or (X) is efficiently achieved at 9 kbar at 30 °C or ca. 60 °C from lactones such as (I), (IV), or (VIII) and amines such as (II) or even (IX) which are extremely unreactive compounds.
ChemInform Abstract: Synthesis of New Fluorinated Amphiphiles RF‐CH2CH2CONH2 and RF‐(CH2)n‐CH(CO‐NH2)‐(CH2)m‐RH by Photoamidation of the Corresponding Olefins.
Authors: GAUTIER M. , RICO I. , LATTES A.
Published: May 2016

Photoamidation of several fluorinated olefins such as (I) give the corresponding amides (III) and in the case of 1,2‐disubstituted olefines, the regioisomers (IV).
ChemInform Abstract: Stereoselection in CO Trapping by the 1‐Methyl‐3‐chlorocyclopentyl Cation. Absence of Chlorine Coordination in a γ‐Chloroacyl Cation.
Authors: FARCASIU D. , RICH R. , ROSE K. D.
Published: May 2016

Chloride‐abstraction from trans‐1,2‐dichlorocyclohexane (I) gives the cyclopentyl cation (II) which is consecutively treated with carbon monoxide (III) and methanol (V) to produce the cis‐ and trans‐cyclopentanecarboxylates (VI) and (VII).
ChemInform Abstract: Scope of the Cobalt‐Catalyzed (2 + 2 + 2) Homo‐Diels‐Alder Reaction.
Authors: LAUTENS M. , CRUDDEN C. M.
Published: May 2016

A variety of acetylenes react with norbornadiene (I) to give adducts, e.g. (III).
ChemInform Abstract: A Simple Convenient Method for the Preparation of Difluoromethyl Ethers Using Fluorosulfonyldifluoroacetic Acid as a Difluorocarbene Precursor.
Authors: CHEN Q.‐Y. , WU S.‐W.
Published: May 2016

The aliphatic, fluoroaliphatic, and aromatic alcohols (I) react with the title reagent (II) in the presence of catalytic amounts of sodium sulfate or cuprous iodide to form the corresponding difluoromethyl ethers (III).
ChemInform Abstract: (3.2)Paracyclophane‐10‐enes and (3.2.3.2)Paracyclophane‐10,27‐dienes: A Convenient Synthesis by the McMurry Reaction and Dynamic Stereochemistry.
Authors: GRUETZMACHER H.‐F. + , NEUMANN E. , EBMEYER F. , ALBRECHT K. , SCHELENZ P.
Published: May 2016

Cyclization of the bis(4‐acylphenyl)propanes (I) by reductive coupling with low‐valent titanium (McMurry reaction) can be directed either to the (3.2)paracyclophanenes (II) or to the (3.2.3.2)paracyclophanedienes (III).
ChemInform Abstract: A Cycloisomerization Approach to Tetrahydrofurans.
Authors: TROST B. M. , ESTROM E. D. , CARTER‐PETILLO M. B.
Published: May 2016

Pd(II)‐catalyzed ring closure of the allyl propargyl ethers (I) and (III) yields the tetrahydrofurans (II) and (IV).
ChemInform Abstract: Syntheses and Structures of Indolo(6,7‐g)indoles, a New Heteroaromatic System.
Authors: NAGAWA Y. , GOTO M. , HONDA K. , NAKANISHI H.
Published: May 2016

Photolysis of the bis‐triazolonaphthalenes (I) yields the isolable triazolylbenzindoles (II), which are characterized by their IR, UV and MS data.
ChemInform Abstract: Synthesis and Evaluation of N,N‐Di(n‐propyl)tetrahydrobenz(f)indol‐7‐amine and Related Congeners as Dopaminergic Agonists.
Authors: NICHOLS D. E. , CASSADY J. M. , PERSONS P. E. , YEUNG M. C. , CLEMENS J. A. , SMALSTIG E. B.
Published: May 2016

The dopaminergic activity of the indole (VII), the tetrahydrobenzindole (XIX), and of the related compounds (IX) and (XXI), synthesized as shown in the reaction scheme, is evaluated.
ChemInform Abstract: Azoles. Part 25. Isomeric 3‐ and 5‐Aminopyrazole Derivatives.
Authors: BERNARD M. K. , WRZECIONO U. , KOEHLER T. + , NUHN P.
Published: May 2016

Reaction of the β‐chlorocinnamic acid nitriles (I) with methylhydrazine (II) leads to the formation of the pyrazoles (III) and (IV).
ChemInform Abstract: Pecularities in (2 + 3)Cycloaddition Reactions of Trifluoroacetonitrile Oxide.
Authors: TRUSKANOVA T. D. , VASIL'EV N. V. , GONTAR' A. F. , KOLOMIETS A. F. , SOKOL'SKII G. A.
Published: May 2016

Trifluoroacetonitrile oxide, formed in situ from the hydroximoyl chloride (I), is coupled with the dipolarophiles (II), (IV), (VII), or (IX) to give the isoxazoles (III), (V), (VI), and (VIII) or the oxadiazole (X).
ChemInform Abstract: New Anticancer Agents: Chiral Isomers of Ethyl 5‐Amino‐1,2‐dihydro‐2‐methyl‐3‐phenylpyrido(3,4‐b)pyrazine‐7‐carbamate.
Authors: TEMPLE C. JUN. , RENER G. A.
Published: May 2016

The enantiomerically pure (R)‐ and (S)‐pyrido(3,4‐b)pyrazine derivatives (V) are prepared from the pyridine compound (I) and (+)‐ or (‐)‐norephedrine (II) as shown in the reaction scheme.
ChemInform Abstract: Crystal Structure and Photochemical Behavior of 2,2,4,6‐Tetraphenyldihydro‐1,3,5‐triazine and Its Inclusion Compounds.
Authors: MORI Y. , OHASHI Y. , MAEDA K.
Published: May 2016

The title compound (I), which displays photocoloration, is known to form 1:1 inclusion compounds such as e.g. (II), which are photostable as e.g. (II) or photolabile, depending on the included species of molecules.
ChemInform Abstract: Syntheses of C‐ and N‐Functionalized Derivatives of 1,5,9‐Triazacyclododecane.
Authors: HELPS I. M. , PARKER D. , JANKOWSKI K. J. , CHAPMAN J. , NICHOLSON P. E.
Published: May 2016

The synthesis of a series of di‐ and tri‐N‐substituted triazacyclododecane ligands such as (VII) is effected through the intermediacy of monotosylamide derivatives such as (IV) and (VI).
ChemInform Abstract: An Efficient Procedure for the Synthesis and Isolation of (2R,3R,11R,12R)‐(+)‐ and (2S,3S,11S,12S)‐(‐)‐Tetraphenyl‐18‐crown‐6.
Authors: CROSBY J. , FAKLEY M. E. , GEMMELL C. , MARTIN K. , QUICK A. , SLAWIN A. M. Z. , SHAHRIARI‐ZAVAREH H. , STODDART J. F. , WILLIAMS D. J.
Published: May 2016

The enantiomeric crown ethers (III) mentioned in the title are prepared by ring closure reaction of the chiral diols (I) with diethylene glycol ditosylate (II).
ChemInform Abstract: Menthyl‐Substituted Organo‐Phosphorus Compounds. Part 7. Fluorinated Compounds and Derivatives.
Authors: GRUBER M. , SCHMUTZLER R. , ACKERMANN M. , SEEGA J. , HAEGELE G. +
Published: May 2016

L‐Menthylphosphonous dichloride (I) is treated with arsenic trifluoride or sodium fluoride in the presence of a crown ether to produce the tetrafluoride (II) and the difluoride (VI) respectively.
ChemInform Abstract: Tetraethyl 4‐Hydroxy‐3,5‐di‐tert‐butylbenzylidenebisphosphonate.
Authors: ISMAGILOV R. K. , MOSKVA V. V. , KOPYLOVA L. YU.
Published: May 2016

The title compound (IV) is prepared by reaction of the benzaldehyde (I) with the phosphite (II) and malonic ester (III).
ChemInform Abstract: Prototropic and Phosphorotropic Migration in the Triade C=N‐C.
Authors: ONYS'KO P. P. , KIM T. V. , KISELEVA E. M. , POVOLOTSKII M. I. , SINITSA A. D.
Published: May 2016

The imidoylphosphonate (III), obtained from the imidoyl chloride (I) and the phosphite (II), undergoes 1,3‐H‐migration upon heating to give the α‐phosphorylated imine (IV).
ChemInform Abstract: Reactivity of Titanium(II) Arene Derivatives with Substituted Alkynes. Cyclooligomerization Reactions and Crystal and Molecular Structure of (η4‐C4(C6H5)4)Ti((μ‐Br)2(AlBr2))2.
Authors: CALDERAZZO F. , MARCHETTI F. , PAMPALONI G. , HILLER W. , ANTROPIUSOVA H. , MACH K.
Published: May 2016

Treating the η6‐toluene‐Ti(II) compounds (I) with two equiv. alkynes e.g. (II) leads to the tetraorganylcyclobutadiene complexes (III).
ChemInform Abstract: Synthesis, Characterization and Electrochemical Studies on Technetium(V) and Rhenium(V) Oxo‐Complexes with N,N′‐2‐Hydroxypropane‐1,3‐bis(salicylideneamine).
Authors: TISATO F. , REFOSCO F. , MAZZI U. , BANDOLI G. , DOLMELLA A.
Published: May 2016

The reactions of the potential quinquedentate ligand (I) (prepared from salicylaldehyde and 1,3‐diamino‐2‐hydroxypropane in EtOH) with (II) lead to different complexes depending on the reaction conditions.
ChemInform Abstract: Low‐Valent Rhenium‐Oxo Complexes. Part 9. Synthesis, Characterization, and Reactivity of a Formally Rhenium(I) Terminal Oxo Complex, NaRe(O)(RCCR)2.
Authors: SPALTENSTEIN E. , CONRY R. R. , CRITCHLOW S. C. , MAYER J. M.
Published: May 2016

Whereas the reduction of (I) with 1 equiv. reducing agent gives the dimer Re2O2(R‐C≡C‐R)4, the use of 2 equiv. yields the compounds (II), rare examples of terminal oxo complexes in which metal‐oxygen antibonding orbitals are populated.
ChemInform Abstract: The 4‐Phenyl‐1,2,3,5‐dithiadiazole Complex (Fe2(CO)6(PhCN2S2)): Its Preparation, Crystal Structure, and an Extended‐Hueckel Molecular‐Orbital Study of the Bonding.
Authors: BANISTER A. J. , GORRELL I. B. , CLEGG W. , JOERGENSEN K. A.
Published: May 2016

Dithiadiazole reacts as its dimer (I) with Fe2(CO)9 or Fe3(CO)12 to give the first transition‐metal complex (IV) of this novel ligand.
ChemInform Abstract: Insertion of CS2 into Ag‐S Bonds. Preparations and Crystal Structures of (((Ag(SC6H2iPr3‐2,4,6))4·CHCl3)n) and Its Insertion Product with CS2, ((Ag(S2CSC6H2iPr3‐2,4,6))2(Ag(SC6H2iPr3‐2,4,6))6)·8 CHCl3.
Authors: TANG K. , YANG J. , YANG Q. , TANG Y.
Published: May 2016

The sterically hindered arenethiolate ligand (I) forms a complex (III) (P1, Z=2) which has the structure of a one‐dimensional double strand belt polymer, containing alternating Ag and S atoms.
ChemInform Abstract: Reactions of Chloro(triphenylphosphine)gold(I) and (μ‐1,2‐Bis(diphenylphosphine)ethane)‐bis(bromogold(I)) with Oxopurine Bases. Molecular and Crystal Structure and Bonding of (Theophyllinato)(triphenylphosphine)gold(I).
Authors: COLACIO E. , ROMEROSA A. , RUIZ J. , ROMAN P. , GUTIERREZ‐ZORRILLA J. M. , MARTINEZ‐RIPOLL M.
Published: May 2016

The interaction of AuCl(PPh3) (II) and the diphosphine‐bridged complex (VI) with the oxopurine compounds (I) or hypoxanthine under basic conditions leads to the mono‐, di‐ and probably tetranuclear complexes (III), (IV), (V), (VII), and (VIII) in depending on the stoichiometric ratio and the ligand.
ChemInform Abstract: New Chiral Ferrocenylamine Sulfide and Selenide Ligands: Preparation, Characterization and Their Palladium and Platinum Complexes as Catalysts for Selective Hydrogenation.
Authors: LAI C.‐K. , NAIINI A. A. , BRUBAKER C. H. JUN.
Published: May 2016

The preparation methods for the new ligands such as (VI) and their complexes (VIII) are outlined in the scheme.
ChemInform Abstract: A Convenient Route to Binuclear Osmium(I) Complexes Containing Diphosphine and Arsinophosphine Ligands. X‐Ray Crystal Structure of (Os2(MeCO2)2(CO)4(dppm)2).
Authors: SINGLETON E. , ALBERS M. O. , STEYN M. M. de V.
Published: May 2016

The reaction of (I) with equimolar amounts of (II) yields the polymers (III).
ChemInform Abstract: Reactions of Some Mixed‐Valence Diphosphorus Compounds with the Platinum(0) Complex, (C2H4)Pt(PPh3)2. X‐Ray Crystal Structure of the Product of the Reaction of (C2H4)Pt(PPh3)2 with a λ3Pλ4P+ Diphosphorus Compound.
Authors: ERNST L. , LOOK‐HERBER P. , SCHMUTZLER R. , SCHOMBURG D.
Published: May 2016

Whereas the ionic compounds (I) and (IV) react with the title Pt complex (II) with oxidation of the Pt center to give the products (III) (space group P212121, Z=4) and (V), the mixed‐valence compound (VI) reacts with simple substitution to yield (VII).
ChemInform Abstract: Palladium(II)‐Assisted Carboacylation of Enamides to Produce Functionalized β‐Amino Acids. Synthesis of Relays to (.+‐.)‐Thienamycin.
Authors: WIEBER G. M. , HEGEDUS L. S. , AKERMARK B. , MICHALSON E. T.
Published: May 2016

PdCl2‐catalyzed reaction of the sodium acetoacetate (I) with the vinyl carbamate (II) and subsequent treatment with carbon monoxide (III) and methanol (IV) yield the keto amino diester (V).
ChemInform Abstract: Silicon Oxidation Models Based on Parallel Mechanisms
Authors: HELMS C. R. , DE LARIOS J.
Published: May 2016

Review: (e.g.
ChemInform Abstract: Preparation, Crystalline Properties and X‐Ray Absorption Spectra of Rare Earth Oxides LnOx (Ln: Ce, Pr and Tb; 1.5 ≤ x ≤ 2).
Authors: GASGNIER M. , SCHIFFMACHER G. , ALBERT L. , CARO P. E. , DEXPERT H. , ESTEVA J. M. , BLANCARD C. , KARNATAK R. C.
Published: May 2016

High purity rare earth (Ln: Ce, Pr, Tb) sesquioxides, intermediate oxides, and dioxides are prepared by different dry and wet methods under strictly controlled conditions and their crystalline properties are studied by XRD and electron diffraction.
ChemInform Abstract: IR Luminescence of KZn1‐xCoxF3.
Authors: ROWELL N. L. , LOCKWOOD D. J.
Published: May 2016

The IR luminescence of Co2+ and Ni2+ ions in the IR laser material KZn1‐xCoxF3 with x < 0.15 and Ni2+ ions as impurity are investigated by FT spectroscopy under argon laser photoexcitation.
ChemInform Abstract: Electrical Characteristics of Lithium‐Doped ZnO Films.
Authors: SRIVASTAVA J. K. , AGARWAL L. , BHATTACHARYYA A. B.
Published: May 2016

A new technique for Li doping of ZnO films (for surface acoustic wave device applications) is reported, by which the resistivity of ZnO films can be increased by two orders of magnitude.
ChemInform Abstract: Compatibility of Molybdenum Current Collectors in Lithium‐Alloy/Iron Disulfide Cell Environment.
Authors: SHARMA R. A.
Published: May 2016

The stability of a Mo electrode in an environment similar to that of a Li‐alloy/LiCl‐KCl eutectic/FeS2 cell (alloy: Li‐Al or Li‐Si) at typical charge‐discharge potentials is investigated using a steady‐state potential technique and a cyclic voltammetry technique.
ChemInform Abstract: An Unusual Base‐Catalyzed Rearrangement of an α‐Ethoxycarbonylethyl (or α‐Cyanoethyl) Cyclic β‐Keto Ester.
Authors: XIE Z.‐F. , NAKAMURA I. , SUEMUNE H. , SAKAI K.
Published: May 2016

Treatment of the esters (I) according to A) does not give the expected product (III) but the rearrangement product (II) in addition to unchanged (I) and the retro‐Michael cleavage product.
ChemInform Abstract: Synthesis and Claisen Rearrangement of 1‐Allyloxy‐1‐carbomethoxyallenes.
Authors: SLEEMAN M. J. , MEEHAN G. V.
Published: May 2016

The propargylaldehydes (I) are converted to the acetals (III) which react with trimethylsilyl cyanide to give the derivatives (V).
ChemInform Abstract: Asymmetric Syntheses. Part 5. Asymmetric Alkylation of 1‐Naphthylmethylcamphorimine.
Authors: JIANG Y. , ZHOU C. , GAO L. , LIU G.
Published: May 2016

The camphorimine (III) mentioned in the title is lithiated and then alkylated to give the optically active amines (V) with moderate diastereoselectivities.
ChemInform Abstract: Anion‐Induced Reactions of Primary Alcohols at C‐6 of 3‐Alkyl‐6‐methyl‐1,3‐oxazine‐2,4(3H)‐diones: Formation of N‐Alkyl‐3‐alkoxybuten‐2‐amides.
Authors: SINGH H. , AGGARWAL P. , KUMAR S.
Published: May 2016

Primary alcohols (II) react at C‐6 of the oxazines (I) in the presence of Triton B or KSCN to give the amides (III).
ChemInform Abstract: Functionalization of Cubanes and Homocubanes via Oxidative Displacement of Iodine Using Hypervalent Iodine.
Authors: MORIARTY R. M. , KHOSROWSHAHI J. S.
Published: May 2016

The 4‐iodocubanecarboxylate (VI), prepared from the bromo acetal (I) via Favorskii ring contraction, is treated with the hydroxy(sulfonyloxy)iodobenzenes (VIIa), (VIIb), or dichloroiodobenzene (VIIc) to undergo displacement of the iodine, yielding the 4‐functionalized cubanecarboxylates (VIII).
ChemInform Abstract: Photosensitized Electron Transfer Oxidation of 2‐Substituted 1,3‐Dithiolane to 1,3‐Dithiolane 1‐Oxide.
Authors: PANDEY B. , BAL S. Y. , KHIRE U. R.
Published: May 2016

The 1,3‐dithiolanes (I) are subjected to photosensitized oxygenation in the presence of 1‐cyanonaphthalene to form the S‐oxides (II).
ChemInform Abstract: Cycloadditions to the Double Bonds of Methyl (R)‐2‐tert.‐Butyl‐δ4‐1,3‐oxazoline‐3‐carboxylates.
Authors: SEEBACH D. , STUCKY G. , PFAMMATTER E.
Published: May 2016

Title compounds such as (I) or (XIV) undergo cycloaddition reactions with peracids, cyclopropanation reagents, cinnamoylcyanides and dienophiles to give adducts such as (IV), (VI), (X) or (XVI), most of which are subjected to further reactions.
ChemInform Abstract: An Unusual Hydroxyl Inversion Mediated by DAST.
Authors: HOUGE‐FRYDRYCH C. S. V. , PINTO I. L.
Published: May 2016

Cromakalim (Ia), which possesses a potent smooth‐muscle‐relaxant activity, as well as the similar compound (Ib) react with diethylaminosulfur trifluoride to form only the isomeric alcohols (IIa) and (IIb) instead of the expected fluorides.
ChemInform Abstract: Synthesis and Analgesic Activity of 1‐Substituted 4‐Anilino‐2,5‐dimethylpiperidines.
Authors: VARTANYAN R. S. , MARTIROSYAN V. O. , VARTANYAN S. A. , VLASENKO E. V. , DURGARYAN L. K. , AZLIVYAN A. S.
Published: May 2016

Starting with the piperidones (I), the acylamino derivatives (VI) and tertiary amines (VII) are prepared as shown in the reaction scheme.
ChemInform Abstract: Synthesis and Biological Activity of 3,6‐Diaryl‐1,2,4‐triazolo(3,4‐a)phthalazines.
Authors: RAZVI M. , RAMALINGAM T. , SATTUR P. B.
Published: May 2016

The hydrazines (I) are used for the preparation of ten title compounds as is shown for the derivatives (III).
ChemInform Abstract: Organic Azides in Heterocyclic Synthesis. Part 9. Ring Closure of 4‐Azido‐3‐phenylpyridazines to Pyridazino(4,3‐b)indoles.
Authors: STADLBAUER W. , PFAFFENSCHLAGER A. , KAPPE T.
Published: May 2016

Cyclization of the 4‐azido‐3‐phenylpyridazines (III) and its bicyclic analogue (X) is best achieved by heating in methanesulfonic acid.
ChemInform Abstract: Synthesis and Biological Evaluation of Substituted Benzo(h)cinnolinones and 3H‐Benzo(6,7)cyclohepta(1,2‐c)pyridazinones: Higher Homologues of the Antihypertensive and Antithrombotic 5H‐Indeno(1,2‐c)pyridazinones.
Authors: CIGNARELLA G. , BARLOCCO D. , PINNA G. A. , LORIGA M. , CURZU M. M. , TOFANETTI O. , GERMINI M. , CAZZULANI P. , CAVALLETTI E.
Published: May 2016

The benzocycloalkenones (I) are coupled with glyoxylic acid (II) in the presence of a base to give the unsaturated acids (III) which are reduced with zinc to form the corresponding saturated compounds (IV).
ChemInform Abstract: Synthesis and Antiviral Activity of Thiosemicarbazone Derivatives of Pyridazinecarbaldehydes and Alkyl Pyridazinyl Ketones.
Authors: EASMON J. , HEINISCH G. , HOLZER W. , ROSENWIRTH B.
Published: May 2016

The acylpyridazines (X) and (XII), prepared by conventional methods, undergo condensation reaction with the hydrazinecarbodithioate (XIII) or the thiosemicarbazides (XVI), yielding the hydrazones (XV) or (XIV) and the thiosemicarbazones (XVII) or (XVIIIb).
ChemInform Abstract: 5‐Piperazinylalkyl‐2(3H)‐oxazolones with Neuroleptic Activity.
Authors: CASCIO G. , MANGHISI E. , FREGNAN G.
Published: May 2016

The addition of phosgene (II) to a solution of 1‐aryl‐2‐hydroxy‐1‐alkanones such as (I) in the presence of amines results in the formation of oxazolones such as (III) which is converted to N‐substituted derivatives, e.g. to the acetylated compound (V).
ChemInform Abstract: New Anticancer Agents: Alterations of the Carbamate Group of Ethyl (5‐Amino‐1,2‐dihydro‐3‐phenylpyrido(3,4‐b)pyrazin‐7‐yl) Carbamates.
Authors: TEMPLE C. JUN. , RENER G. A. , COMBER R. N.
Published: May 2016

The access to the 1,2‐dihydropyridopyrazines mentioned in the title such as (IV) or (VIII) is achieved either by NaBH4 reduction of the corresponding pyridopyrazines such as (III) or by coupling of 4‐chloro‐3‐nitropyridines, e.g. (V), with oximes, e.g. (VI), and subsequent hydrogenolytic ring closure.
ChemInform Abstract: Heteroarenobenzodiazepines. Part 6. Synthesis and Pharmacological Evaluation of CNS Activities of (1,2,3)Triazolo(4,5‐b)(1,5)‐, Imidazolo‐(4,5‐b)(1,5)‐, and Pyrido(2,3‐b)(1,5)benzodiazepines. 10‐Piperazinyl‐4H‐1,2,3‐triazolo(4,5‐b)(1,5)benzodiazepines with Neuroleptic Activity.
Authors: CHAKRABARTI J. K. , HOTTEN T. M. , PULLAR I. A. , STEGGLES D. J.
Published: May 2016

Reaction of 2‐halonitrobenzenes such as (I) with the 4‐aminotriazole‐5‐carbonitrile (II) yields (nitroanilino)triazolecarbonitriles such as (III).
ChemInform Abstract: Silylative Decarbonylation. Part 2. Catalysis and Conversion to Heterogeneous Conditions.
Authors: RICH J. D.
Published: May 2016

The silylative decarbonylation catalytic reaction between aromatic acid chlorides and chloromethyldisilanes (to yield arylchlorosilanes) is investigated with respect to ligand effects and attempts to convert the process to heterogeneous conditions.
ChemInform Abstract: Diketones from Ozonolysis of Fused 3‐Phospholene Oxides: Cyclizations to 3‐Phosphorinone and to 1,4‐Dihydro‐1,4‐azaphosphinine Derivatives.
Authors: QUIN L. D. , MARSI B. G.
Published: May 2016

The title diketones (IV) and (IX) are used for the preparation of azaphosphinine derivatives, e.g. (VI), and 3‐phosphorinone derivatives such as (X)‐(XII).