bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Electrocatalytic Reduction of Nitrite to Ammonia Based on a Water‐Soluble Iron Porphyrin.
Authors: BARLEY M. H. , TAKEUCHI K. J. , MEYER T. J.
Published: May 2016

In aqueous solution at either pH 4.5 or 6.7 the title porphyrin (Ia) is an effective electrocatalyst for the reduction of NO2 ion to NH3 with NH2OH or N2O also appearing as significant products, depending on the reaction conditions.
ChemInform Abstract: Stereochemical Dynamics of Aliphatic Hydroxylation by Cytochrome P‐450.
Authors: WHITE R. E. , MILLER J. P. , FAVREAU L. V. , BHATTACHARYYA A.
Published: May 2016

A 4:1 preference for removal of the pro‐S hydrogen is exhibited in the title reaction of the phenylethanols (I).
ChemInform Abstract: Synthesis of Some New Halogeno Hydroxymethyl Substituted Chalcones.
Authors: GURAV V. M. , INGLE D. B.
Published: May 2016

Reaction of the acetophenones (I) with the aldehydes (II) or (IV) according to method A) leads to the formation of the products (III) or (V).
ChemInform Abstract: Formation of Some Bi‐ and Tricyclic Systems by Radical Ring Closure.
Authors: BECKWITH A. L. J. , ROBERTS D. H.
Published: May 2016

The reductive alkylation of methyl benzoate (I) affords the cyclohexadiene (III), treatment of which with tributylstannane gives the product (IV) via a radical cyclization process.
ChemInform Abstract: Mechanism of OH Radical Reactions with Thymine and Uracil Derivatives.
Authors: JOVANOVIC S. V. , SIMIC M. G.
Published: May 2016

As suggested previously, thymine (I) yields the reducing radical (II) and the oxidizing radical (III) by addition of OH radicals generated radiolytically.
ChemInform Abstract: Alkylation of Allylic Derivatives. Part 11. Copper(I)‐Catalyzed Cross Coupling of Allylic Carboxylates with Grignard Reagents.
Authors: TSENG C. C. , PAISLEY S. D. , GOERING H. L.
Published: May 2016

3‐Cyclohexenyl mesitoate (I) reacts with the Grignard reagents (II) in the presence of CuCN, yielding the cyclohexenes (III).
ChemInform Abstract: Synthesis and Photochemical Isomerization of 1,2‐Di‐9‐anthrylethanol and 1,2‐Di‐9‐anthrylethanone.
Authors: BECKER H.‐D. , HANSEN L. , ANDERSSON K.
Published: May 2016

9‐Bromoanthracene (I) reacts with butyl lithium and ethylene oxide, producing the alcohol (III).
ChemInform Abstract: Synthesis and Study of Quaternary Ammonium Salts of d,l‐1‐Aryloxy‐2‐hydroxy‐3‐aminopropanes.
Authors: STANKYAVICHENE L. M. M. , RAIZHENE D. I. L. , VIZAS V. K. , STANKYAVICHYUS A. P. , TERENT'EV P. B.
Published: May 2016

The previously synthesized aryl(alkyl)oxypropylene oxides (I) react with secondary amines (II) to give the d,l‐carbinols (III) which are alkylated with the halogeno compounds (IV), producing the quaternary salts (V).
ChemInform Abstract: Stereospecificity of a New Reaction of L‐Ascorbic Acid with cis and trans Olefinic 1,4‐Dicarbonyl Compounds.
Authors: FODOR G. , SUSSANGKARN K. , MATHELIER H. , FANG K. , ARNOLD R. , FLIPPEN‐ANDERSON J. , KARLE I.
Published: May 2016

Fumaraldehyde (I) and L‐ascorbic acid (II) are combined to give the hemiacetal (III).
ChemInform Abstract: Preparation of Potential Intermediates for the Synthesis of Yohimbine and Reserpine.
Authors: POLNIASZEK R. P. , STEVENS R. V.
Published: May 2016

Cyclopentadiene (I) and acrolein (II) produce the Diels‐Alder adduct (III) which is a key intermediate in the preparation of the tricyclic lactones (IX) and (XII).
ChemInform Abstract: Carbon‐Carbon Coupling and Alkylation of Furan and Thiophene, Involving C‐H Bond Activation, with Ruthenium Catalysts in Alcohols.
Authors: JAOUHARI R. , GUENOT P. , DIXNEUF P. H.
Published: May 2016

Furan and thiophene (I) react with the alcohols (II) in the presence of a Ru‐catalyst to give the alkylated dimers (III) and the dialkylated trimers (IV).
ChemInform Abstract: Newer Indolylthiazolidinones as Potent Antiinflammatory Agents.
Authors: SINGH I. P. , SAXENA A. K. , SHANKER K.
Published: May 2016

Aminomethylation of the compound (I) with (II) and the amines (III) yields the derivatives (IV).
ChemInform Abstract: A New Convenient Synthesis of 2‐Isoxazolines.
Authors: KWIATKOWSKI S. , LANGWALD M.
Published: May 2016

The title compounds (III) are prepared from the reaction of the alkenes (Ia) or (Ib) with the coresponding nitroalkanes (II).
ChemInform Abstract: Cyanophthalide Annulation with 4‐(5‐Alkoxy‐2‐furyl)‐3‐buten‐2‐one. Application to the Synthesis of a (Naphtho)pyrano‐γ‐lactone.
Authors: NOMURA K. , OKAZAKI K. , HORI K. , YOSHII E.
Published: May 2016

As shown in the reaction scheme, the furaldehydes (I) are converted to the naphthopyrano lactones (VII) and (VIII) and the naphthofuro spirolactones (IX).
ChemInform Abstract: Effect of pH on the Regioselectivity of Pictet‐Spengler Reactions of 3‐Hydroxyphenethylamines with Formaldehyde and Acetaldehyde.
Authors: BATES H. A. , BAGHERI K. , VERTINO P. M.
Published: May 2016

The phenethylamines (I) are coupled with the aldehydes (II), producing the regioisomeric isoquinoline derivatives (III) and (IV).
ChemInform Abstract: Synthesis and Characterization of the First Stable Cyanocyclophosphazenes.
Authors: RUTT J. S. , PARVEZ M. , ALLCOCK H. R.
Published: May 2016

The cyanocyclophosphazenes (II) and (IV) are prepared by reaction of the chloride analogues (I) or (III) with KCN in the presence of tetrabutyl ammonium bromide as a phasetransfer agent and ‐ in the case of (IV) ‐ of traces of H2O. Their molecular and crystal structures are determined by X‐ray analysis.
ChemInform Abstract: Organoselenium Chemistry. Alkylation of Acid, Ester, Amide, and Ketone Enolates with Bromomethyl Benzyl Selenide and Sulfide: Preparation of Selenocysteine Derivatives.
Authors: REICH H. J. , JASPERSE C. P. , RENGA J. M.
Published: May 2016

Dibenzyl diselenide (I) reacts with Zn/HBr and paraformaldehyde to produce the bromomethyl benzyl selenide (III) via (II).
ChemInform Abstract: Novel Benzyllithium Structures.
Authors: HOELL D. , LEX J. , MUELLEN K. +
Published: May 2016

The polycycle (I) is transformed into the dilithium compound (II) by the reductive cleavage of the C‐6‐C‐8 σ‐bond.
ChemInform Abstract: Reaction of Dialkylchlorotin Carboxylates with Acetylenes.
Authors: SENICHEV V. S. , KOMAROV N. V. , ANDREEV A. A.
Published: May 2016

A selective reaction of the title compounds (I) and (II) in the presence of diethylamine, producing the acetylenic tin carboxylates (III), is reported.
ChemInform Abstract: Carbon‐Carbon Bond Formation in the Reaction of Aliphatic Radicals with Alkylcobaloximes.
Authors: MCHATTON R. C. , ESPENSON J. H. , BAKAC A.
Published: May 2016

The alkylaquocobaloximes (I) react with aliphatic free radicals to form compounds such as (III) by highly specific C‐C bond formation with concomitant one‐electron reduction of the metal center to yield (II).
ChemInform Abstract: An Improved Synthesis of (‐)‐(1R,2S,3R,4S)‐2‐Benzyloxy‐3‐bornanol on a Preparative Scale.
Authors: HERZOG H. , SCHARF H.‐D.
Published: May 2016

The title compound (VII) is prepared from D‐(+)‐campher (I) in six steps and separated from the accompanying diastereomers in the form of its formiate (VIII).
ChemInform Abstract: An Effective Method for the Preparation of O6‐Substituted Guanosine and N3‐Substituted Uridine Derivatives via the Corresponding Stannylated Intermediates.
Authors: TANIMURA H. , SEKINE M. , HATA T.
Published: May 2016

The guanosine (I) is stannylated to give (III) which then reacts with the acid chlorides (IV) yielding the substitution products (V).
ChemInform Abstract: Nucleophilic SN2 Displacements on (Pivaloyloxy)methyl 6α‐((Fluorosulfonyl)oxy)penicillanate.
Authors: SETTI E. L. , MASCARETTI O. A.
Published: May 2016

The halopenicillanates (III) are efficiently synthesized by treating the fluorosulfonyloxy penicillanate (I) with the tetrabutylammonium halides (II).
ChemInform Abstract: A Simple and Efficient Route to 2‐Alkyl‐2‐alkenoic Acids and 2‐Phenyl‐ 2‐alkenoic Acids by the Horner Synthesis. Application to the Stereoselective Synthesis of the Pheromone Manicone.
Authors: COUTROT P. , GHRIBI A.
Published: May 2016

A general method for the synthesis of the 2‐substituted 2‐alkenoic acids (IV) is developed using Horner reaction of the 2‐diethoxyphosphorylalkanoic acid dianions (II) with the carbonyl compounds (III).
ChemInform Abstract: Effect of Oxygen on the Etch Rate of NF3 Discharges.
Authors: NORDHEDEN K. J. , VERDEYEN J. T.
Published: May 2016

It is shown that the addition of O2 to a NF3 discharge increases the etch rate of Si up to a factor of three and results in a high selectivity over SiO2 (Si:SiO2 ∼ 300:1).
ChemInform Abstract: Triaquahenicosatungstodiphosphate(6‐) Heteropolyanion, (P2W21O71(OH2)3)6‐: X‐Ray Crystallographic and 183W NMR Structural Studies.
Authors: TOURNE C. M. , TOURNE G. F. , WEAKLEY T. J. R.
Published: May 2016

K4H2(P2W21O71(OH2)3)·28 H2O crystallizes in the hexagonal system, space group P63/mmc with Z=2.
ChemInform Abstract: Comparative Electrochemical and Ellipsometric Study of Iron Electrodes in Different Alkaline Electrolytes.
Authors: ALBANI O. A. , ZERBINO J. O. , VILCHE J. R. , ARVIA A. J.
Published: May 2016

From the correlation between ellipsometric and voltammetric results it is concluded that the passivating film formed on iron electrodes in the absence of oxygen under potential‐controlled and non‐equilibrium conditions consists of two different layers, an inner layer that is difficult to electroreduce, probably related to Fe3O4, and an outer gelatinous iron hydroxide layer where a relatively fast,reversible Fe(II)/Fe(III) redox process is observed.
ChemInform Abstract: Anodic Dissolution of Binary Single Phase Alloys. Part 2. Behavior of CuPd, NiPd and AgAu in LiCl.
Authors: RAMBERT S. , LANDOLT D.
Published: May 2016

Under steady state conditions, the title alloy systems exhibit both selective and simultaneous dissolution depending on the noble metal content.
ChemInform Abstract: Systematic Design of Chemical Oscillators. Part 37. Fluctuations and Stirring Rate Effects in the Chlorite‐Thiosulfate Reaction.
Authors: NAGYPAL, I. ,, EPSTEIN I. R.
Published: May 2016

Stoichiometry, kinetics, and mechanism of the title reaction have been studied at 25 °C in the pH range 6‐9. On the basis of the experimental results a mechanism is proposed.
ChemInform Abstract: Anhydrous Perchlorates of Mercury(I) and Mercury(II).
Authors: NIKITINA Z. K. , ROSOLOVSKII V. YA.
Published: May 2016

The title compounds, i.e. Hg2(ClO4)2, Hg(ClO4)2 and Hg(ClO4)2·2 HgO are prepared for the first time.
ChemInform Abstract: Synthesis and Structural Characterization of the Ph4P+ Salts of the (MoS(MoS4)(S4))2‐ Anion and Its (Mo2S6)2‐ and (Mo2S7)2‐ Desulfurized Derivatives.
Authors: COUCOUVANIS D. , HADJIKYRIACOU A.
Published: May 2016

Salt (I) precipitates from a solution of the salt (Ph4P)2((S4)MoS(μ‐S)2SMo(S2)) in DMF containing a large excess of NaBH4.
ChemInform Abstract: Mechanism of Carbonyl Insertion Reaction of Pd and Pt Complexes. An ab initio MO Study.
Authors: KOGA N. , MOROKUMA K.
Published: May 2016

The transition state is determined for the reactions of the complexes (I).
ChemInform Abstract: Generation of Simple Enols in Aqueous Solution from Alkali Metal Enolates. Some Chemistry of Isobutyraldehyde Enol.
Authors: CHIANG Y. , KRESGE A. J. , WALSH P. A.
Published: May 2016

The enol isomer of isobutyraldehyde was generated in aqueous solution by reaction of its lithium and potassium enolates with water and of the trimethylsilyl enol ether with fluoride ion, and rates of ketonization of the enol were measured in HCl, DCl (in D2O), and NaOH solutions and in buffers.
ChemInform Abstract: Regioselective Addition of Methyl Diazoacetate to Substituted Propinals.
Authors: MARGOVSKAYA O. I. , MEDVEDEVA A. S. , VYAZANKIN N. S.
Published: May 2016

After protection of the propinals (I) by dicobalt octacarbonyl, only the carbonyl group reacts with methyl diazoacetate (II), giving the complexes (III).
ChemInform Abstract: Effect of Pressure on the Primary Process of Benzophenone Photoreduction.
Authors: OKAMOTO M. , TERANISHI H.
Published: May 2016

The triplet lifetime of benzophenone was measured in alcohols and hydrocarbons by means of laser photolysis at high pressure.
ChemInform Abstract: The Generation of CF and an Investigation of the Products of Its Reaction with Alkenes.
Authors: RAHMAN M. , MCKEE M. L. , SHEVLIN P. B.
Published: May 2016

The reaction of arc‐generated carbon atoms with CF4 at 77 K in the presence of alkene trapping agents results in the formation of fluorocyclopropanes and 1,1‐difluoroalkanes.
ChemInform Abstract: Stereoselectivity in the Hydroboration of Chiral Cyclohexane Derived Allylic Alcohols.
Authors: BIRTWISTLE D. H. , BROWN J. M. , FOXTON M. W.
Published: May 2016

Hydroboration of the trans‐2‐ethylidene cyclohexanol (E)‐(I) gives the isomeric diols (II) which react with benzaldehyde (III), yielding the acetals (IV) ‐ (VI).
ChemInform Abstract: Synthesis of Stereoisomerically Pure (E)‐1,5‐Diyn‐3‐enes and (E)‐1‐Bromo‐3‐yn‐1‐enes by Diastereoselective Palladium‐Catalyzed Cross‐Coupling Reaction of 1‐Alkynylzinc Chlorides with a Stereoisomeric Mixture of 1,2‐Dibromoethylene.
Authors: CARPITA A. , ROSSI R.
Published: May 2016

The diastereomeric mixture of 1,2‐dibromoethene (II) reacts with the alkynyl zinc chlorides (I) to produce the di‐ and/or monoalkynylated trans‐olefines (E)‐(III) and (E)‐(IV).
ChemInform Abstract: Esters of Thiodiglycollic and Thiodipropionic Acids and 2,5‐Dicarboxy‐3,4‐dihydroxythiophene as Potential Slow Acting Anticancer Agents.
Authors: KUMAR A. , TILAK B. D.
Published: May 2016

Reaction of the acids (I) with an excess of the alcohols (II) produces the diesters (III) whereas reaction of the anhydride (IV) with the corresponding (II) yields the half‐esters (V).
ChemInform Abstract: Synthesis of Vinylcyclopropanes, Cyclopropyl Vinyl Ketones, and 3‐Pyrazolyl Vinyl Ketones from 1‐Diazo‐3‐trimethylsilylpropanone.
Authors: TSUGE O. , KANEMASA S. , SUZUKI T. , MATSUDA K.
Published: May 2016

The known diazopropanone (V) is prepared by a new route from acetic acid (I).
ChemInform Abstract: Tricyclo(5.3.0.02,8)deca‐3,5‐dien‐9‐one and a New Route to C10H10 Isomers.
Authors: GLEITER R. , ZIMMERMANN H. , SANDER W.
Published: May 2016

The title compound (Ia) is prepared from the known diacetal (II) via several reaction steps including a light‐induced intramolecular cycloaddition (→ (IV)).
ChemInform Abstract: The Reaction of α‐Stannylmethyllithium with Esters.
Authors: SATO T. , MATSUOKA H. , IGARASHI T. , MURAYAMA E.
Published: May 2016

The esters (II) react with the stannylmethyllithium compounds (I) to produce the methyl ketones (III) and/or the olefines (IV).
ChemInform Abstract: α‐Organylthiocrotonaldehydes.
Authors: KEIKO N. A. , STEPANOVA L. G. , KALIKHMAN I. D. , VORONKOV M. G.
Published: May 2016

α‐Chlorocrotonaldehyde (I) reacts with butyl or phenyl mercaptane (II) via the isolable bismercaptobutyraldehydes (III) to give the mercaptocrotonaldehydes (IV).
ChemInform Abstract: (5‐Amino‐1,3‐dimethyl‐1H‐pyrazol‐4‐yl)(2‐fluorophenyl)methanones. A Series of Novel Potential Antipsychotic Agents.
Authors: WISE L. D. , BUTLER D. E. , DEWALD H. A. , LUSTGARTEN D. , COUGHENOUR L. L. , DOWNS D. A. , HEFFNER T. G. , PUGSLEY T. A.
Published: May 2016

The aminoketopyrazole (VI) is obtained from the aminopyrazole (I).
ChemInform Abstract: Addition of Dimethyl Acetylenedicarboxylate to 1,2,3‐Trisubstituted Indoles Having Only One Hydrogen on the Carbon Atom Attached to C‐2.
Authors: LETCHER R. M. , WAI J. S. M.
Published: May 2016

Addition of the acetylenedicarboxylate (II) to the indoles (I) or (V) affords the phenanthridine triones (III) or (VI); in the case of (IIIa) the new γ‐lactone (IV) is formed additionally in 8% yield.
ChemInform Abstract: 3,4‐Dihydro‐2‐phenyl‐2H‐pyrano(2,3‐b)pyridines with Potent Antirhinovirus Activity.
Authors: BARGAR T. M. , DULWORTH J. K. , KENNY M. T. , MASSAD R. , DANIEL J. K. , WILSON T. , SARGENT R.
Published: May 2016

The pyranopyridines (V), (VI), (VIII), and (IX) are prepared as outlined in the reaction scheme.
ChemInform Abstract: Synthesis and Antifolate Properties of 5,10‐Methylenetetrahydro‐8,10dideazaminopterin.
Authors: DEGRAW J. I. , COLWELL W. T. , KISLIUK R. L. , GAUMONT Y. , SIROTNAK F. M.
Published: May 2016

The dideazaminopterins (VIa) and (VIc) are prepared as shown in the reaction scheme.
ChemInform Abstract: Furan and Pyrrole Formation from 2‐Nitro‐1‐phenylpropene and Acetoacetic Esters.
Authors: GOMEZ‐SANCHEZ A. , FERNANDEZ‐FERNANDEZ R. , PASCUAL C. , BELLANATO J.
Published: May 2016

Reaction of the sodium salt of the acetoacetate (I) and the nitropropene (II) affords the cyclic compound (III).
ChemInform Abstract: Potential Biologically Active Agents. Part 51. Synthesis of 3‐(4‐(N‐Morpholino/Piperidino‐methyl)phenylaminomethyl)‐benzazoles as Potential Antibacterial Agents.
Authors: VARMA R. S. , VERMA K. K.
Published: May 2016

Reaction of benzoxazolin‐2‐one (III) with 1 mol of the morpholine derivative (IIa) in the presence of formalin (IV) yields the compound (Va).
ChemInform Abstract: The Silapinacol Rearrangement: Conversion of αβ‐Dihydroxysilanes into α‐Silyl Carbonyl Compounds.
Authors: CUNICO R. F.
Published: May 2016

Rearrangement of the silylated diol (I) with TFA produces the α‐silyl aldehyde (II) which is desilylated, forming (III).
ChemInform Abstract: Low Coordinate Phosphorus Compounds. Part 52. Synthesis of the First Triphosphabutadiene.
Authors: APPEL R. , NIEMANN B. , SCHUHN W. , KNOCH F.
Published: May 2016

The triphosphabutadiene (II) is obtained by treatment of the 3‐chlorosubstituted triphosphapentadiene (I) with bases such as 1,8‐diazabicyclo(2.2.2)octane.
ChemInform Abstract: Carbon Monoxide Cleavage by (silox)3Ta (silox: tBu3SiO‐).
Authors: LAPOINTE R. E. , WOLCZANSKI P. T. , MITCHELL J. F.
Published: May 2016

The title compound (II) is obtained by reduction of its dichloride (I).
ChemInform Abstract: Thermal Reaction of Mo2I4(CO)8 with PMe2Ph, PEt2Ph, and Pyridine. Formation of Metal‐Metal Quadruple Bonds vs. Disproportionation. X‐Ray Crystal Structures of MoI3(PMe2Ph)2(POMe2Ph) and (PHEt2Ph)(MoI4(PEt2Ph)2).
Authors: COTTON F. A. , POLI R.
Published: May 2016

The thermal title reaction is studied using IR spectroscopy.
ChemInform Abstract: Oxidative Fragmentation of the Cuboid Mo4S4 Cluster Core: Synthesis and Structures of (Mo3(μ3‐S)(μ‐S)3((9)aneN3)3)4+ and ((MoO((9)aneN3))2(μ‐S)2)2+.
Authors: COTTON F. A. , DORI Z. , LLUSAR R. , SCHWOTZER W.
Published: May 2016

The reaction of (Mo4S4(NCS)12)6‐ in degassed H2O with the cyclic amine 1,4,7‐triazacyclononane initially yields a solution from which, depending on the reaction conditions, two fragmentation products are isolated.
ChemInform Abstract: Reactivity of the Dirhenium(III) Carboxylate Complexes Re2(O2CCH3)2X4(H2O)2 (X: Cl or Br) Toward Monodentate Phosphines. A Novel Disproportionation Reaction Leading to Dirhenium(IV,II) Alkoxide Complexes of the Type (RO)2X2ReReX2(PPh3)2 (X: Cl or Br; R: Me, Et, or Pr).
Authors: CHAKRAVARTY A. R. , COTTON F. A. , CUTLER A. R. , WALTON R. A.
Published: May 2016

The reactions of the quadruply bonded dirhenium(III) carboxylate complexes (II), prepared nearly quantitatively as shown, with monodentate tert. phosphines are examined in alcohol solvents.
ChemInform Abstract: Reactions of the Dirhenium(II) Complexes Re2X4(dppm)2 (X: Cl or Br; dppm: Ph2PCH2PPh2) with Isocyanides. Part 3. Dinuclear Species Containing Two or Three Isocyanide Ligands.
Authors: ANDERSON L. B. , BARDER T. J. , COTTON F. A. , DUNBAR K. R. , FALVELLO L. R. , WALTON R. A.
Published: May 2016

The triply bonded dirhenium(II) compound (II) reacts with two equiv. tBuNC to yield two isomeric bis(isocyanide) species (I) and (III) depending on the reaction conditions.
ChemInform Abstract: Synthesis, Characterization, and Molecular Structure of a Novel Triply Bonded Dirhenium(II) Complex That Contains Three Intramolecular Phosphine Bridging Ligands: Re2Cl4(μ‐Me2PCH2PMe2)3.
Authors: ANDERSON L. B. , COTTON F. A. , FALVELLO L. R. , HARWOOD W. S. , LEWIS D. , WALTON R. A.
Published: May 2016

The title complex (II) is prepared by two different methods as shown and characterized by 1H NMR, cyclic voltammetry, and X‐ray structure analysis.
ChemInform Abstract: Structure and Reactions of Fe2(CO)8: An IR Spectroscopic Study Using 13CO, Photolysis with Plane‐Polarized Light, and Matrix Isolation.
Authors: FLETCHER S. C. , POLIAKOFF M. , TURNER J. J.
Published: May 2016

UV/VIS photolysis of Fe2(CO)9 isolated in Ar or Ar/10% CO matrices at 15 K yields the CO‐bridged isomer of Fe2(CO)8 as the primary photoproduct.
ChemInform Abstract: Characterization of Iron(III) Porphyrins Bearing Aliphatic Amine Ligands.
Authors: HWANG Y. C. , DIXON D. W.
Published: May 2016

Aliphatic amines bind to ferric porphyrins in the presence of cyanide to give complexes of the type (I).
ChemInform Abstract: Formal Insertion of the HCO+ Fragment into a Trinuclear Cluster Metal‐Carbyne Bond: Synthesis, Structure, and Reactivity of a Cluster‐Bound Ethynol.
Authors: VOLLHARDT K. P. C. , WOLFGRUBER M.
Published: May 2016

The protonation product from (I), the cationic μ‐hydrido‐Co3 cluster (II) reacts with CO to give the stable insertion product (III).
ChemInform Abstract: Synthesis of Cyclic (Me3P)2Ni(CH2CMe2‐o‐C6H4) and Its Reactivity Toward CO2, CO, and CH2O. First Observation of a Carbonyl‐Carbonate Oxidative Conproportionation Mediated by a Transition‐Metal Complex.
Authors: CARMONA E. , PALMA P. , PANEQUE M. , POVEDA M. L. , GUTIERREZ‐PUEBLA E. , MONGE A.
Published: May 2016

The title complex (II) is prepared by Grignard reaction from (I) as shown.
ChemInform Abstract: Preparation and Spectroscopic Properties of Cobalt(III), Nickel(II), Copper(II) and Zinc(II) Complexes with a Novel Saturated Macrocyclic Ligand: 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22‐Docosahydrodibenzo(b,i) (1,4,8,11)tetraazacyclotetradecine.
Authors: SAKATA K. , WADA S. , SATO N. , KURISU M. , HASHIMOTO M. , KATO Y.
Published: May 2016

The macrocycles (II), prepared by a literature method, from (I), is hydrogenated to give the title ligand (III).
ChemInform Abstract: Synthesis, Electrochemistry and Spectroscopy of Novel Ruthenium and Rhodium Complexes Bound to 2,2′‐Bi‐1,3‐dithiol (TTF).
Authors: RUMINSKI R. R. , ERMEL B. F. , HISKEY M. A.
Published: May 2016

Treatment of MCl3·3 H2O in warm ethanol with solid tetrathiafulvalene leads to the Ru(II) and Rh(I) complex (I).
ChemInform Abstract: Synthesis of an Irregular Isoprenoid Alkene, a Diterpene Hydrocarbon Found in Hypersaline Sediments.
Authors: GHISALBERTI E. L. , JEFFERIES P. R. , PARK G. K.
Published: May 2016

The dimethyloctene (I) is converted to the tert. alcohol (III).
ChemInform Abstract: Use of Carboxamidomethyl Esters in Protease‐Catalyzed Peptide Synthesis.
Authors: KUHL P. , ZACHARIAS U. , BURCKHARDT H. , JAKUBKE H.‐D.
Published: May 2016

The title compounds prepared from (I) are useful substrates for α‐chymotrypsin‐ and papain‐catalyzed hydrolysis and peptide synthesis reactions.
ChemInform Abstract: Trans Benzoyl Migration in 1,6‐Anhydro‐2‐azido‐4‐O‐benzoyl‐2‐deoxy‐β‐D‐ glucopyranose in Non‐Aqueous Basic Medium.
Authors: VAN RIJSBERGEN R. , ANTEUNIS M. , DE BRUYN A.
Published: May 2016

Treatment of the compound (I) with allyl bromide (II) yields the product (III) as expected and the rearranged compounds (IV).
ChemInform Abstract: Unusual Formation of Acetylenic Sugar from the Cyanohydrins of 1,2:3,4‐ Di‐O‐isopropylidene‐α‐D‐galacto‐hexodialdo‐1,5‐pyranose.
Authors: CZERNECKI S. , VALERY J.‐M.
Published: May 2016

Reaction of the known methanesulfonate esters (I) with sodium azide produces the acetylenic sugar (II).
ChemInform Abstract: Synthesis and Rearrangement Reactions of C‐Alkylidene Carbohydrates.
Authors: CSUK R. , FUERSTNER A. + , WEIDMANN H.
Published: May 2016

Direct olefination of various uloses such as (I), (III), (V), and (VII), produces the corresponding alkylidene products.
ChemInform Abstract: A Novel Approach to Carbocyclic Analogues of Nucleosides.
Authors: BODENTEICH M. , GRIENGL H.
Published: May 2016

Acetoxynorbornene (I) is converted to the triol (II) which is acetalized to form (IV) and then oxidized, producing the carboxylic acid (V).
ChemInform Abstract: Thiol Addition to Quinones: Model Reactions for the Inactivation of Thymidylate Synthase by 5‐p‐Benzoquinonyl‐2′‐deoxyuridine 5′‐Phosphate.
Authors: VADNERE M. K. , MAGGIORA L. , MERTES M. P.
Published: May 2016

The addition of the thiol (II) to the quinone derivatives (I) in acetonitrile produces a mixture of the two isomers (III) and (IV).
ChemInform Abstract: Thiazole‐4‐carboxamide Adenine Dinucleotide (TAD). Analogues Stable to Phosphodiesterase Hydrolysis.
Authors: MARQUEZ V. E. , TSENG C. K. H. , GEBEYEHU G. , COONEY D. A. , AHLUWALIA G. S. , KELLEY J. A. , DALAL M. , FULLER R. W. , WILSON Y. A. , JOHNS D. G.
Published: May 2016

The adenine dinucleotides (VI), (IX), and (XI) are prepared as shown in the reaction scheme.
ChemInform Abstract: 2‐Hydroxy‐4‐methoxy‐trans‐cinnamic Acid as a Precursor of Herniarin in Artemisia dracunculus.
Authors: HOFER O. , SZABO G. , GREGER H.
Published: May 2016

The isolation of the title acid (I) from Artemisia dracunculus L. and its light‐induced transformation into a compound which shows the characteristic UV fluorescence and the RF values of herniarin (III) supports the assumption that (I) is an intermediate in the biosynthesis of (III).
ChemInform Abstract: The Intercalation of Primary Monoamines in the Lamellar Protonic Oxide HNb3O8·H2O
Authors: NEDJAR R. , BOREL M. M. , RAVEAU B.
Published: May 2016

is quantitative for n = 1‐9 in the amines NH2CnH2n+1.
ChemInform Abstract: Solid‐State 17O NMR Spectroscopic Studies of Zeolites and Related Systems. Part 2.
Authors: TIMKEN H. K. C. , JANES N. , TURNER G. L. , LAMBERT S. L. , WELSH L. B. , OLDFIELD E.
Published: May 2016

Nuclear quadrupole coupling constants, electric field gradient tensor asymmetry parameters, and isotropic chemical shifts are obtained for the chemically distinct oxygens in the Si‐O‐Ga, Si‐O‐Si, and Al‐O‐P fragments of gallosilicates (Ga analogues of zeolite Na‐X, sodalite, and Ba‐exchanged sodalite) and porous aluminophosphates (AlPO4‐5, ‐11, and ‐17).
ChemInform Abstract: Atom‐Transfer Redox Kinetics: General‐Acid‐Assisted Oxidation of Iodide by Chloramines and Hypochlorite.
Authors: KUMAR K. , DAY R. A. , MARGERUM D. W.
Published: May 2016

The kinetics of the acid‐assisted iodide reactions with hypochlorite, monochloramines, and dichloramines (reactions A‐C) have been investigated.
ChemInform Abstract: Electronic Effects on the Spectra and Carbon Monoxide Affinities of Heme and (Thiolato)heme Complexes. cis and trans Effects.
Authors: GAUL E. M. , KASSNER R. J.
Published: May 2016

The absorption spectra of n‐butanethiolate complexes of different iron porphyrins (mesoheme, protoheme, 2‐acetyl‐4‐deuteroheme, 2‐formyl‐4‐vinylheme, diacetylheme, dicyanoheme) and their CO complexes are measured as models for the reported spectra of the corresponding heme‐substituted cytochrome P450.
ChemInform Abstract: Raman Spectral Study on the Solution Structure of the Chromium(III)‐EDTA Complex.
Authors: KANAMORI K. , KAWAI K.
Published: May 2016

The title complex is investigated in solution over a wide pH range.
ChemInform Abstract: Absolute Stereochemistries of trans‐2,3‐Disubstituted Spirocyclopropane‐1,9′‐fluorene Derivatives: A Styryl Modification CD‐Method for Carboxyl Substituted Chiral Centers.
Authors: OKADA K. , SAMIZO F. , ODA M. , HARADA N. , UDA H.
Published: May 2016

The 2,3‐disubstituted spirocyclopropane fluorenes (I) rearrange on irradiation; the stereochemistry of the photoisomers (I) is determined by CD‐analysis and chemical transformations.
ChemInform Abstract: Ring‐Opening Reactions of cis‐ and trans‐2,3‐Bis(4‐methoxybenzyl)oxirane: Competition between Assistance by and Migration of an Aryl Group.
Authors: CROTTI P. , FERRETTI M. , MACCHIA F. , STOPPIONI A.
Published: May 2016

The isomeric epoxides (V) and (VI) are prepared from (I) and (II) via (III) and (IV).
ChemInform Abstract: Novel Silyl Triflate‐Mediated “(2,3)Wittig” Sigmatropic Rearrangement. The Possible Intervention of an Oxygen Ylide.
Authors: MIKAMI K. , TAKAHASHI O. , TABEI T. , NAKAI T.
Published: May 2016

The allyloxy acetates (I) and the corresponding ketene silyl acetals (IV) undergo 2,3‐sigmatropic rearrangement in the presence of silyl triflate (II) and triethylamine, producing the α‐hydroxy or α‐siloxy γβ‐unsaturated esters (III).
ChemInform Abstract: Moessbauer and NMR Studies of Protonated Acyl Diphosphaferrocenes.
Authors: ROBERTS R. M. G. , SILVER J. , WELLS A. S.
Published: May 2016

The acyldiphosphaferrocenes (Ia), (Ib), (Ic) (separable diastereomers whose structures adopt cis and trans forms) and (Id) (inseparable diastereomeric mixture) are examined in strong acids by 57Fe Mößbauer, 1H and 31P NMR spectroscopy.
ChemInform Abstract: Synthesis of (E)‐4‐Amino‐2,5‐hexadienoic Acid and (E)‐4‐Amino‐5‐fluoro‐ 2‐pentenoic Acid. Irreversible Inhibitors of 4‐Aminobutyrate‐2‐oxoglutarate Aminotransferase.
Authors: BEY P. , GERHART F. , JUNG M.
Published: May 2016

Starting with the dienoic ester (I), a synthesis of the aminohexadienoic acid (Vb) is described.
ChemInform Abstract: Amidochlorination of Vinylacetylene.
Authors: MAVROV M. V. , SIMIRSKAYA N. I.
Published: May 2016

N,N‐Dichloroethylurethane (II) is coupled with vinylacetylene (I) to give a 1:2 mixture of the allenyl (III) and the butynyl carbamate (IV).
ChemInform Abstract: Novel Cyclopropyl Building Blocks for the Organic Synthesis. Part 2. Versatile Synthesis of Alkinylcyclopropanes from Olefin Perchlorovinylcarbene Adducts.
Authors: LIESE T. , DE MEIJERE A.
Published: May 2016

The cyclopropanes (III), prepared from olefins (I) and the tetrachlorocyclopropane (II) react with 2 equiv. of BuLi (or MeLi) to yield ‐ via the intermediates (V) ‐ the Li‐acetylides (VI) which are hydrolyzed to the acetylenes (VII).
ChemInform Abstract: Synthetic Studies Related to Compactin: Use of Tri‐O‐acetyl‐D‐glucal for Preparation of Chiral Cyclohexenes.
Authors: PRASAD J. S. , CLIVE D. L. J. , DA SILVA G. V. J.
Published: May 2016

The optically active pyranoside (I) is converted to (II) which reacts with butadiene (III) to give the Diels‐Alder adduct (IV).
ChemInform Abstract: Peculiarities of the Ketalization of Iodovinylketones.
Authors: MIFTAKHOV M. S. , DANILOVA N. A. , VEL'DER YA. L. , TOLSTIKOV G. A.
Published: May 2016

The ketone (I), on reaction with the diol (II), affords the monoketal (III) as the main product along with the bis‐ketal (IV).
ChemInform Abstract: Azuleno(6,5‐d)isoxazoles: Derivatives of a New Ring System.
Authors: DEHMLOW E. V. , BALSCHUKAT D.
Published: May 2016

Diazotization of the known azulene derivative (I) with isopentyl nitrite yields the oximes (II), the unexpected azuleno‐isoxazoles (III) and the chloro derivative (IV).
ChemInform Abstract: Pyrylium Salts with Arylpolyenic Substituents.
Authors: MAKIN S. M. , DOBRETSOVA E. K. , SHAVRYGINA O. A. , KUNDRYUTSKOVA L. A.
Published: May 2016

Condensation of the pyrylium salt (I) with the benzaldehydes (IIa) or with the polyenic aldehydes (IIb) or (IIc) yields the pyrylium derivatives (III) with arylpolyenic side chains.
ChemInform Abstract: Photochemistry of Nonaromatic Heterocycles. Part 1. Photoinduced Transformation of 2,2‐Dimethyltetrahydropyran‐4‐one in Methanol in the Presence and Absence of Titanium Tetrachloride.
Authors: SEREBRYANOV E. P. , NALBANDYAN G. K. , VARTANYAN S. A.
Published: May 2016

The photoreaction of the 4‐pyrone (II) in methanol in the presence of an equimolar amount of TiCl4 gives the stereoisomers of the spiroacetal (I).
ChemInform Abstract: New Synthesis of 2,6‐Diamino‐4‐hydroxy‐3‐nitropyridine.
Authors: MERTENS H. , TROSCHUETZ R. +
Published: May 2016

The title compound (IV) is prepared via (IIIa) by reacting the olefin (Ia) with cyanacetic acid (II).
ChemInform Abstract: Reactions of 1,5‐Diketones. Part 48. Alkaline Condensation of Bis(2‐oxocyclopentyl)methane with Aromatic Aldehydes.
Authors: TILICHENKO M. N. , KOROLEVA‐VASIL'EVA I. A. , AKIMOVA T. I.
Published: May 2016

The alkaline condensation of the title compound (I) with the aromatic aldehydes (II) proceeds under mild conditions to give the bis‐arylidene derivatives (III) in high yields.
ChemInform Abstract: Synthesis of Dihydro‐1,4‐oxathiins by Rearrangement of 1,3‐Oxathiolane Sulfoxides.
Authors: LEE W. S. , HAHN H. G. , NAM K. D.
Published: May 2016

The oxathiolanes (I) are oxidized to produce mixtures of cis‐(II) and trans‐sulfoxides (III) which rearrange on treatment with acids in the presence of DMF to yield the oxathiins (IV).
ChemInform Abstract: Dihalogenotriphenylphosphoranes in Heterocyclic Synthesis. Part 10. Reactions of Uracils. Part 10. Novel Michael Adducts of Uracils and New Synthesis of Imidazo(5,1‐f)(1,2,4)triazines.
Authors: WAMHOFF H. , SCHUPP W.
Published: May 2016

The uracil derivative (I) is coupled with (II) or (IV) to yield the 6‐substituted uracils (III) and (V) respectively.
ChemInform Abstract: Synthesis and Characterization of New Mono and Bicyclic BNS Systems.
Authors: FEST D. , HABBEN C. , MELLER A.
Published: May 2016

The sulfodiimides (I) with sulfur(VI) react with the trithiadiborolanes (II) by splitting of the Si‐N bond to yield the compounds (III).
ChemInform Abstract: Reaction of N‐Alkyl‐bis(difluorophosphoryl)amides, RN(POF2)2, with Silylated Nucleophiles and Et2NSF3.
Authors: RIESEL L. , STURM D.
Published: May 2016

The reactions of the N‐ethyl‐bis(phosphoryl)amide (IIIa) with Me3SiOMe or Me3SiNEt2 show that N‐alkyl‐bis(difluorophosphoryl)amides react in any case with silylated nucleophiles with cleavage of the PNP bridge to form derivatives of di‐ and monofluorophosphoric acid such as (I) and (II), or (Ia) and (IV).
ChemInform Abstract: Stereoelectronic Effects in the Hydrolysis of Bicyclic and Acyclic Phosphates and Phosphorothionates.
Authors: FANNI T. , TAIRA K. , GORENSTEIN D. G. , VAIDYANATHASWAMY R. , VERKADE J. G.
Published: May 2016

The bicyclic phosphates (I) or (VI) hydrolyze resp. 5.2·103 or 8.1·102 times faster than the corresponding acyclic compounds OP(OEt)3 or SP(OEt)3.
ChemInform Abstract: Oxidative Addition of a C‐H Bond at a Two‐Coordinated Phosphenium Cation.
Authors: LINDNER E. , WEISS G. A.
Published: May 2016

Reaction of (I) with AgSbF6 affords the compound (IIa) via the unstable (arylthio)phosphenium cation with a σ2,λ3‐P atom.
ChemInform Abstract: Copper and Zinc Mixed gem‐Dimetallic Organic Compounds. Synthesis and Reactivity. Part 3. Reactivity of the 1‐Lithia‐1‐zincalkenes. A Formal Regiospecific Addition of Allylzinc Bromide to Alkenes. Part 4.
Authors: KNOCHEL P. , NORMANT J. F.
Published: May 2016

Starting with the geminal dimetallic compound (II) mentioned in the title, several reactions are performed: selective hydrolysis and subsequent iodination yield the iodide (I).
ChemInform Abstract: Magnetic and Spectroscopic Study of Pyrazine‐Bridged Iron(II) Halide Complexes.
Authors: HAYNES J. S. , SAMS J. R. , THOMPSON R. C.
Published: May 2016

The complexes (I) and (II) are prepared by addition of an alcoholic solution of the iron salts to the pyrazine and by addition of a solution of pyrazine to an iron(II) chloride solution in a 1:1 molar ratio, respectively.
ChemInform Abstract: Squarate Complexes of Diamine Palladium(II) and Platinum(II).
Authors: ALTMAN J. , BECK W.
Published: May 2016

The light yellow to orange complexes (I)‐(IV) can be prepared by reaction of the corresponding cis‐diaminediaqua or trans‐diaminediaqua nitrates with potassium squarate (yields 73‐88%).
ChemInform Abstract: A Convenient Synthesis of a “Gable”‐Type Porphyrin.
Authors: SESSLER J. L. , HUGDAHL J. , JOHNSON M. R.
Published: May 2016

The acid‐catalyzed condensation of the pyrrole derivatives (I) and (II) yields the gable‐type porphyrin (III).
ChemInform Abstract: Direct Conversion of Terpenylalkanolamines to Ethylidyne N‐Nitroso Compounds.
Authors: ABIDI S. L.
Published: May 2016

The tertiary terpenylalkanolamines (I) undergo nitrosative elimination of an alkadienyl unit and a one‐carbon unit, forming the alkenynyl nitrosoamines (III).
ChemInform Abstract: Applications of NMR Spectroscopy in the Study of Zeolite Synthesis.
Authors: BELL A. T. , MCCORMICK A. V. , HENDRICKS W. M. , RADKE C. J.
Published: May 2016

High resolution NMR spectroscopy is shown to be qualified to identify the species present in silicate solutions used for zeolite synthesis.
ChemInform Abstract: Halogen Ordering in Cs3Cr2Cl6Br3: A Spectroscopic Study.
Authors: BUTLER S. E. , SMITH P. W. , STRANGER R. , GREY I. E.
Published: May 2016

The spectral results indicate that the Br atoms occupy terminal halogen sites within the binuclear Cr2Cl6Br33‐ unit.
ChemInform Abstract: Low Temperature Cathodoluminescence Studies of Tm and Er Implanted Hexagonal ZnS and ZnSe Crystals.
Authors: YOFFE A. D. , HOWLETT K. J.
Published: May 2016

Sharp line cathodoluminescence spectra are obtained at 8 K for Tm3+ and Er3+ implanted into ZnS and ZnSe crystals.
ChemInform Abstract: Magnetic and Electronic Properties of Ca5(Cr(IV)O4)2(Cr(VI)O4) and Ca10(Cr(V)O4)6(Cr(VI)O4).
Authors: STOESSER R. + , GYEPESOVA D. , KOLDITZ L. , NEFEDOV V. I.
Published: May 2016

The mixed valency of Cr in the title compounds has been confirmed by analysis of the ESCA spectra.
ChemInform Abstract: Chromotropism of Imidazole Derivatives. Part 1. 4,5‐Bis‐(4‐methoxyphenyl)‐2‐(4‐nitrophenyl)imidazolium Acetate Dihydrate.
Authors: SAKAINO Y. , TAKIZAWA T. , INOUYE Y. , KAKISAWA H.
Published: May 2016

The title compound in the crystalline state exhibits a sensitive color change from orange‐yellow to red on treatment by various methods (drying, trituration, or heating).
ChemInform Abstract: Relative Stabilities of Substituted cis‐ and trans‐1,2,3,4,4a,9,10,10a‐Octahydrophenanthrenes, Including Configurational Corrections in the Elad‐Ginsburg Morphine Synthesis.
Authors: DUTHALER R. O. , GINSBURG D.
Published: May 2016

The relative configuration of the title compounds (I)‐(VI) and the related compounds (VII), (VIII) is determined by 1H NMR studies.
ChemInform Abstract: The Relative Nucleophilic Efficiency of Water and the Thiocyanate Ion in the Acid‐Catalyzed Substitution of Azidopentacyanocobaltate(III).
Authors: ABOU‐EL‐WAFA M. H. M. , BURNETT M. G. , MCCULLAGH J. F.
Published: May 2016

The acid‐catalyzed substitution of (Co(CN)5(N3))3‐ by NCS‐ in water yields (Co(CN)5(OH2))2‐, (Co(CN)5(SCN))3‐ and (Co(CN)5(NCS))3‐.
ChemInform Abstract: Asymmetric Reduction of α‐Keto Esters with Potassium 9‐O‐(1,2:5,6‐Di‐O‐ isopropylidene‐α‐D‐glucofuranosyl)‐9‐boratabicyclo(3.3.1)nonane. Chiral Synthesis of α‐Hydroxy Esters with Optical Purity Approaching 100% ee.
Authors: BROWN H. C. , CHO B. T. , PARK W. S.
Published: May 2016

The reduction of the α‐keto esters (II) with the optically active borohydride agent (I) yields S‐hydroxy esters with enantiomeric excess up to 100%.
ChemInform Abstract: The Photochemistry of 2‐Acetoxynaphthalen‐1(2H)‐ones.
Authors: GREENLAND H. , PINHEY J. T. , STERNHELL S.
Published: May 2016

The products obtained from the irradiation (for ca. 30‐60 min) of the title compounds (I), (VI), (XI) and (XVII) arise either by homolytic dissociation of the C‐OAc bond or by rearrangement.
ChemInform Abstract: Singlet Oxygen and Triazolinedione Addition to Azines.
Authors: SATO R. , SONOBE H. , AKASAKA T. , ANDO W.
Published: May 2016

Photooxygenation of the azines (I) yields the corresponding ketones (II) and the lactones (III) derived from a carbonyl oxide intermediate, e.g. (IX), via an electron transfer pathway (no yields given for (IIb), (IIIb)).
ChemInform Abstract: Nitrosolysis of Tertiary Amines: Piperidines, Piperazines, Bisdimethylaminoalkanes, and Functionalized Methyldialkylamines.
Authors: BOYER J. H. , KUMAR G. , PILLAI T. P.
Published: May 2016

Treatment of aliphatic cyclic and acyclic tert. monoamines and diamines (Ia) ((Ib) are inert), (III), (VI), (IX), (X), and (XII) yields the various products shown in the scheme.
ChemInform Abstract: Synthesis of 2‐(2,2‐Dichlorovinyl)‐2‐alkoxymethylmalonic Acid Dialkyl Esters.
Authors: SHCHEPIN V. V. , RODYGIN A. S. , LAPKIN I. I.
Published: May 2016

Reaction of the trichloroethylidenemalonic esters (I) with the chloromethyl ethers (II) in the presence of zinc gives the title compounds (III).
ChemInform Abstract: Ring Fragmentations of 2‐Alkenyl‐ and 2‐Benzyl‐1,3‐dithiolanes Induced by Bases. A Novel Method for the Preparation of 1,1‐Bisalkylthio‐ or 1‐Alkylthioalk‐1‐enes and ‐alka‐1,3‐dienes.
Authors: OIDA T. , TANIMOTO S. , TERAO H. , OKANO M.
Published: May 2016

The reaction of the alkenyldithiolanes (I) with various bases (II) and successive alkylation with alkyl halides (III) yielding the products (V), (VI) or (VII), (VIII) or (IX) are investigated in detail.
ChemInform Abstract: Nucleophilic Addition of Lithiumorganyls to N,N‐Diethyl‐10‐(trimethylsilyl)‐1,6‐methano(10)annulene‐2‐carboxamide.
Authors: NEIDLEIN R. , KRAMER W. , WIRTH W.
Published: May 2016

Reaction of lithiumorganyls (II) or (IV) with the known methanoannulene (I) followed by quenching with H2O or Me‐I (V) yields the 2,3‐dihydro derivatives (III) or (VI).
ChemInform Abstract: Palladium‐Catalyzed Decarbonylation of Tricyclic Bridgehead Acid Chlorides.
Authors: HORI K. , ANDO M. , TAKAISHI N. , INAMOTO Y.
Published: May 2016

The tricyclic acyl chlorides (I) and (V) are decarbonylated and dehydrochlorinated in the presence of the Pd catalysts (II) and tributylamine to produce the bridgehead olefins (III) or (VI).
ChemInform Abstract: Thiophilic Halogenation of Thiocarboxylic Acid O‐Silyl Esters. A Facile Preparation of Acylsulfenyl Halides.
Authors: MURAI T. , OIDA S. , MIN S. , KATO S.
Published: May 2016

The O‐silyl thiocarboxylates (I) are halogenated to yield the acylsulfenyl halides (II).
ChemInform Abstract: Synthesis and Transformations of Sulfides in the Thiophene Series. Part 41. Synthesis and Some Properties of α‐Substituted 3‐Thenylidene‐ o‐aminophenols.
Authors: GOL'DFARB YA. L. , KALIK M. A. , ZAB'YALOVA V. K. , AGARUNOVA YU. S. , KOZLOVSKAYA E. A.
Published: May 2016

Reaction of the thiophenaldehydes (I) and the aromatic amines (II) produces the Schiff bases (III).
ChemInform Abstract: Enantiomerically Pure Pyrrolidine Derivatives from trans‐4‐Hydroxy‐L‐proline by Electrochemical Oxidative Decarboxylation and Titanium‐Tetrachloride‐Mediated Reaction with Nucleophiles.
Authors: RENAUD P. , SEEBACH D.
Published: May 2016

Preparative electrolysis of the hydroxyproline derivative (I) in Me‐OH (II) leads to substitution of the COOH by a MeO group (oxidative decarboxylation).
ChemInform Abstract: The Astounding Reaction of Diazomethane with Dimethyl 2,3‐Dicyanofumarate.
Authors: HUISGEN R. , MITRA A. , MORAN J. R.
Published: May 2016

The dicyanofumarate (I) reacts with diazomethane (II) to give the pyrazoles (III) and (IV) and the triazoles (V) ‐ (VII).
ChemInform Abstract: Chemistry of 1,1‐Dioxothiopyrans. Part 1. Syntheses and Reactions of 2,6‐Diphenyl‐4H‐thiopyran‐4‐one 1,1‐Dioxide and 4H‐Thioflaven‐4‐one 1,1‐Dioxide.
Authors: CHEN C. H. , REYNOLDS G. A. , LUSS H. R. , PERLSTEIN J. H.
Published: May 2016

Thioflavenone (Va) is easily oxidized to give the sulfone (Vb), using peracetic acid (II).
ChemInform Abstract: Synthesis of 6,7‐Dihydro‐2H‐pyrimido(6,1‐a)isoquinolin‐4(3H)‐ones and Analogous Compounds and Their Activity as Blood‐Platelet Inhibitors.
Authors: KIENZLE F. , BOUNAMEAUX Y. , MINDER R. E. , MUGGLI R.
Published: May 2016

The synthesis of the title compounds (VIII), (X)‐(XIX) is accomplished by the method shown in the scheme for the examples (VIII) and (X) starting from the appropriate amines (I).
ChemInform Abstract: Reaction of 7‐Acylmethyl‐8‐bromo‐3‐methylxanthines with Formamide.
Authors: ROMANENKO N. I. , KLYUEV N. A. , FEDULOVA I. V. , PRIIMENKO B. A. , GARMASH S. N. , CHERVINSKII A. YU. , STEPANOV A. N.
Published: May 2016

The 7‐acylmethyl‐8‐bromoxanthines (III) are obtained by reacting the potassium salt (I) with the α‐bromo ketones (II).
ChemInform Abstract: Formation and X‐Ray Crystal Structure of 5,6‐Dihydro‐1‐hydroxy‐5,5‐dimethyl‐1‐phenyl‐3‐phenylamino‐1H‐pyrrolo(1,2‐a) (1,5)benzodiazepin‐2(4H)‐one.
Authors: AVERSA M. C. , GIANNETTO P. , FERLAZZO A. , BRUNO G.
Published: May 2016

The dihydrobenzodiazepine (I) reacts with the (Z)‐N‐oxide (II) to give the title compound (III) (and several by‐products; yield in g).
ChemInform Abstract: Addition of N,N‐Dichloroarenesulfonamides to Vinylsilanes.
Authors: MOTSAREV G. V. , USHAKOV A. A. , INSHAKOVA V. T. , RASKINA A. D. , ROZENBERG V. R. , KOLBASOV V. I.
Published: May 2016

The addition reaction between the title compounds (I) and (II) produces the adducts (III).
ChemInform Abstract: Nitrogen‐Containing Silicon Organic Alcohols.
Authors: MUSTAFAEV R. M. , KULIEVA L. G. , SADYKH‐ZADE S. I.
Published: May 2016

The addition of the silanes (I) to 1‐propargyloxy‐3‐dimethylamino‐2‐ propanol (II) in the presence of chloroplatinic acid leads to the adducts (III).
ChemInform Abstract: Circular Dichroism Active Artificial Phospholipids for the Study of Molecular Membrane Dynamics Focused on Lipid‐Lipid Interaction.
Authors: TABUSHI I. , NISHIYA T.
Published: May 2016

4'‐Hydroxy‐azobenzene‐4‐carboxylic acid (I) is converted to the anhydride (IV) via the ether (III).
ChemInform Abstract: Phase‐Transfer‐Catalyzed Cyclization of Diethyl N‐(β‐bromoalkyl) Phosphoroamidates. A New, Effective Route to N‐Phosphorylated Aziridines.
Authors: OSOWSKA‐PACEWICKA K. , ZWIERZAK A.
Published: May 2016

The title phosphoroamidates (I) are obtained by ionic or free radical addition of diethyl N,N‐dibromophosphoroamidate to the corresponding olefins (80‐93%).
ChemInform Abstract: Intramolecular Amidoseleniation of N‐Alkenyl Imidates to N‐Heterocycles.
Authors: TERAO K. , TOSHIMITSU A. , UEMURA S.
Published: May 2016

The reaction of the N‐alkenyl imidates (I), (V), (IX) or (XII) with benzeneselenenyl bromide (IV) affords the heterocyclic derivatives (II), (III), (VI), (Xa), (XIa) or (XIII), most of which are obtained as isomeric mixtures (not specified; (Xa) and (XIa) exist as mixtures of conformers with respect to the acetyl group on the N atom).
ChemInform Abstract: Dimeric Naphthoquinones. Part 18. Ammonium Cerium(IV) Nitrate as Oxidising Agent: peri‐Hydroxylation of Juglones Giving Naphthazarins.
Authors: LAATSCH H.
Published: May 2016

Treatment of dialkoxynaphthols such as (II) (accessible from juglones (I)) or (V) with the title reagent provides the naphthoquinones (IV) and (VI), giving naphthazarins (e.g.
ChemInform Abstract: Dimeric Naphthoquinones. Part 19. Ammonium Cerium(IV) Nitrate as Oxidising Agent: Synthesis of Dimeric Naphthazarins.
Authors: LAATSCH H.
Published: May 2016

As exemplified in the scheme by the synthesis of (IV), (VIc), (IXb) and (XII), a variety of potential and actual natural products is prepared by application of the procedures described in the preceding paper.
ChemInform Abstract: Functionalisation of Saturated Hydrocarbons. Part 6. Selective Oxidation of Steroids and Related Compounds.
Authors: BARTON D. H. R. , BOIVIN J. , HILL C. H.
Published: May 2016

With a view to studying the selectivity of the Gif system, the oxidation procedure is applied to various cholestane derivatives (I), (Va) and (Vb).
ChemInform Abstract: Synthesis of α‐Amino Acids. Schiff Base of Glycine Methyl Ester. A New and Efficient Prochiral Nucleophile in Palladium Chiral Catalytic Allylation.
Authors: GENET J. P. , FERROUD D. , JUGE S. , MONTES J. R.
Published: May 2016

The Schiff base (I), prepared from methyl glycine carboxylate and benzophenone, is coupled with allylacetate (II) in the presence of LDA and the chiral Pd‐complexes (III) to produce the optically active derivatives (IV).
ChemInform Abstract: New Synthetic ′Tricks′. Advantages of Using Triethylphosphine in Some Phosphorus‐Based Reactions.
Authors: URPI F. , VILARRASA J.
Published: May 2016

Triethylphosphine (III) is used instead of triphenylphosphine in several reactions, e.g. to convert the azides (I), (V), and (VIII) into the amides (IV) or the phthalimides (VII) and (IX).
ChemInform Abstract: Synthesis of Oligosaccharides with Glycosyl Fluorides by Lewis Acid Catalysis.
Authors: KREUZER M. , THIEM J.
Published: May 2016

Glycosylation of the galactose derivatives (II) with the acetylated glycosyl fluoride (Ia) yields the β‐disaccharide (IIIa) stereospecifically.