bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Synthesis of Optically Active Ephedrine‐Like Compounds via Coordinated Diastereoselective Friedel‐Crafts Alkylation of Phenol Systems.
Authors: BIGI F. , CASNATI G. , SARTORI G. , ARALDI G.
Published: May 2016

The first direct diastereoselective synthesis of ephedrine‐like compounds such as (III), (IV) or (VI), (VII) is performed by hydroalkylation of metal phenolates e.g. from (I) or (V) with N‐protected amino aldehydes, e.g. (II).
ChemInform Abstract: Prenylation of Aromatics. Lithium‐Ammonia Reduction of O‐Silylated Tertiary Cinnamyl Alcohols.
Authors: BALLESTER P. , CAPO M. , SAA J. M.
Published: May 2016

The cinnamyl ketones (I) are treated with methyllithium (II) to give the tertiary alcohols (III).
ChemInform Abstract: Furannulation Strategy. An Efficient Synthesis of Fused 3‐Methylfurans.
Authors: ASO M. , SAKAMOTO M. , URAKAWA N. , KANEMATSU K.
Published: May 2016

Reaction of the cyclohexane‐1,3‐diones (I) with allenyldimethylsulfonium bromide (II) in the presence of a base results in cyclization to yield the fused methylenefurans (III) which isomerize upon treatment with an acid, forming the 3‐methylfurans (IV).
ChemInform Abstract: The Birch Reduction/Alkylation of Phthalides. The Synthesis of Some Substituted Bicyclo(3.2.1)octanes.
Authors: BOX V. G. S. , YIANNIKOUROS G. P.
Published: May 2016

Birch reduction of the methoxyphthalides (I) in the presence of ammonium acetate as the proton donor and subsequent alkylation with 1,2‐dibromopropene (II) yield the (bromoallyl)methoxydihydrophthalides (III) which form the fused cyclohexenones (IV) upon acidic hydrolysis.
ChemInform Abstract: Novel Synthetic Pathway to Isoindolinones and Isoquinolines by Condensation of Iminophosphoranes with o‐Phthalaldehyde: Reactions, Mechanisms and Structural Studies.
Authors: AUBERT T. , FARNIER M. , GUILARD R.
Published: May 2016

The reaction of the title phosphoranes, generated in situ from the reaction of the corresponding azides with Ph3P, with the title aldehyde (I) leads to the title heterocycles, e.g. (III) or (VI), as major or sole products.
ChemInform Abstract: Synthesis of Indoles via Ring Closure of 2‐Alkylnitroaniline Derivatives.
Authors: BERGMAN J. , SAND P.
Published: May 2016

A variety of nitroindoles such as (III) and (VI) (15 examples) are prepared by a base‐induced cyclization promoted by oxalates.
ChemInform Abstract: The 3‐Vinylindole Parent Compound and Its Anion: New Reactivity Aspects.
Authors: PINDUR U. , KIM M.‐H. , EITEL M.
Published: May 2016

N,N‐Diethyltryptamine N‐oxide (I) is degraded in DMSO to give the 3‐vinylindole (II) which is subjected to cycloaddition reaction with N‐phenylmaleimide (III), yielding minor amounts of the tetracyclic imide (IV).
ChemInform Abstract: Synthesis of Imidazo(4,5‐d)imidazole‐2,5‐dithiones by Criss‐Cross Addition Reaction of 1,4‐Diaza‐1,3‐dienes to Isothiocyanatotrimethylsilane.
Authors: TAKAHASHI M. , MIYADAI S.
Published: May 2016

1,4‐Diazadienes such as (I) undergo cyclization reaction with trimethylsilyl isothiocyanate (II) in tetrahydrofuran to produce cis‐tetrahydroimidazo(4,5‐d)imidazole‐2,5‐dithiones such as (III).
ChemInform Abstract: Synthesis of a Potential Intermediate to β‐Lactam Antibiotics.
Authors: FREER A. , OVERTON K. , TOMANEK R.
Published: May 2016

The dioxolanecarboxaldehyde (I), obtained from D‐mannitol, reacts with the hydroxylammonium oxalate (II), prepared from (R)‐(+)‐α‐methylbenzylamine, to give the nitrone (III).
ChemInform Abstract: Reaction of the Fluoroborate of 2‐Benzoyl‐1,2‐dihydroisoquinaldonitrile with α,β‐Unsaturated Esters. Part 2. The Case of gem‐Disubstituted Olefinic Esters. Stereochemistry of the Products of Condensation‐Rearrangement: Derivatives of 4,5‐Dihydro‐3H‐pyrrole.
Authors: SCHMITT G. , NASSER B. , NGUYEN DINH AN NGUYEN DINH AN , LAUDE B. , ROCHE M.
Published: May 2016

The title fluoroborate (I) undergoes Diels‐Alder reaction with the title esters (II).
ChemInform Abstract: A Synthesis of 1,2,4‐Triazolo(1,5‐f)phenanthridines by Rearrangements of 1,2,5‐Oxadiazoles Involving an NCN Sequence with the Imine Nitrogen in an Aromatic Heterocyclic Ring.
Authors: CUSMANO G. , MACALUSO G. , GRUTTADAURIA M. , BUSCEMI S.
Published: May 2016

Substitution reaction of 6‐chlorophenanthridine (I) with the aminooxadiazoles (II) produces the amines (III) which are cyclized upon treatment with potassium tert‐butoxide, forming the E‐oximes (IV) and the Z‐oxime (Vb).
ChemInform Abstract: Reaction of Methoxy N‐Heteroaromatics with Phenylacetonitrile Under Basic Conditions.
Authors: YAMANAKA H. , OHBA S.
Published: May 2016

The heteroaromatic methyl ethers (I) react with phenylacetonitrile (II), ethyl cyanoacetate (IV), or malononitrile (VI) in the presence of sodium hydride to give the coupling products (III), (Vb), or (VIIb).
ChemInform Abstract: The Complex Reaction of Acetohydrazides with Unsaturated Diketones: Alternative Cyclizations to 1,2‐Diazepin‐3‐ones and Pyrazolo(3,4‐b)pyridines.
Authors: ALONSO P. , MARTIN‐LEON N. , QUINTEIRO M. , SEOANE C. , SOTO J. L.
Published: May 2016

The reaction of the cyanoacetohydrazide (I) with the unsaturated diketones (II) leads either to the 1,2‐diazepinones (III) together with the acetohydrazones (IV) or to the pyrazolo(3,4‐b)pyridines (V).
ChemInform Abstract: A New Synthesis of 2,12‐Dithia(3.3)(1,4)cycl(3.2.2)azinophanes.
Authors: MATSUDA Y. , GOTOU H. , KATOU K. , MATSUMOTO H. , YAMASHITA M. , TAKAHASHI K. , IDE S.
Published: May 2016

Treatment of the cyanoindolizinecarboxylates (I) with conc.
ChemInform Abstract: New Route to Bimetallic Imidazole‐Bridged Complexes. Part 4. Synthesis and Characterization of Homobinuclear (Cu‐Cu; Ni‐Ni) and Heterobinuclear (Cu‐Ni; Cu‐Zn; Ni‐Zn) Imidazolate‐Bridged Complexes from Novel Mononuclear Entities.
Authors: COSTES J.‐P. , FERNANDEZ‐GARCIA M. I.
Published: May 2016

The non‐sym.
ChemInform Abstract: A Spiro‐Annulation Approach to the Zizaane Sesquiterpenes.
Authors: BURNELL D. J. , WU Y.‐J.
Published: May 2016

Starting from norcamphor (I), isokhusimone (XII) is prepared in an overall yield of 35%.
ChemInform Abstract: Steroids. Part 352. Synthesis of (19E)‐17β‐Hydroxy‐3‐oxoandrost‐4‐en‐19‐al‐19‐(O‐carboxymethyl)oxime.
Authors: FAJKOS J. , POUZAR V. , VERES K.
Published: May 2016

The title compound (VI) which is synthesized starting from the epoxide (I) is the first representative of a novel group of potential immunogens for use in radioimmunoassays of steroids.
ChemInform Abstract: Synthesis of Cyclopent(b)indolones.
Authors: BERGMAN J. , VENEMALM L. , GOGOLL A.
Published: May 2016

Some title compounds (8 examples) are prepared by a new methodology involving intramolecular ring closure.
ChemInform Abstract: Concise Syntheses of the Amaryllidaceae Alkaloids Ungerimine and Hippadine via the Suzuki Aryl‐Aryl Cross Coupling Reaction.
Authors: SIDDIQUI M. A. , SNIECKUS V.
Published: May 2016

The haloindolines (II) are coupled with the o‐formylphenylboronic acid (I) in the presence of a Pd(0) catalyst to give the polycyclic lactams (III).
ChemInform Abstract: A Simple One‐Pot Stereo‐ and Regioselective Synthesis of Unsaturated Uracil Ketoisonucleosides from 2‐Acyloxyglycals.
Authors: VARELA O. , DE FINA G. , DE LEDERKREMER R. M.
Published: May 2016

The reaction of (I) and (IV) with (II) catalyzed by SnCl4 affords the α‐anomers (‐)‐(III) and (+)‐(V) in good yields.
ChemInform Abstract: Synthesis and Antiviral Activity of (S)‐9‐(4‐Hydroxy‐3‐(phosphonomethoxy)butyl)guanine.
Authors: KIM C. U. , LUH B. Y. , MARTIN J. C.
Published: May 2016

Benzylation of the hydroxyethyldioxolane (I) followed by acetal hydrolysis and coupling with the triarylmethyl chloride (III) gives the diprotected triol (IV).
ChemInform Abstract: Synthesis and Anti‐HIV Evaluation of 2′,3′‐Dideoxyribo‐5‐chloropyrimidine Analogues: Reduced Toxicity of 5‐Chlorinated 2′,3′‐Dideoxynucleosides.
Authors: VAN AERSCHOT A. , EVERAERT D. , BALZARINI J. , AUGUSTYNS K. , JIE L. , JANSSEN G. , PEETERS O. , BLATON N. , DE RANTER C. , DE CLERCQ E. , HERDEWIJN P.
Published: May 2016

Uridine derivatives such as (I) and (III) are regioselectively chlorinated with NCS to produce the corresponding 5‐chloro compounds (II) and (IV).
ChemInform Abstract: Synthesis of a Nitro Group‐Containing Ribonucleoside Related to Guanosine.
Authors: ESPIE J. C. , LHOMME M. F. , MORAT C. , LHOMME J.
Published: May 2016

The protected ribofuranosylamine p‐toluenesulfonate (I) reacts with the pyrimidine (II) to give a mixture of the anomeric nucleosides (III).
ChemInform Abstract: New Synthetic Routes to Thiophosphatidylcholine with C‐S‐P Bond.
Authors: MLOTKOWSKA B. , MARKOWSKA A.
Published: May 2016

The known preparation of the title compound (VII) is modified by the isolation of the intermediate (V).
ChemInform Abstract: First Synthesis of an Indole Glucosinolate.
Authors: VIAUD M. C. , ROLLIN P.
Published: May 2016

3‐Formylindole (I) reacts with nitromethane (II) to form the expected nitroolefine which is reduced immediately to give the nitroethylindol (III).
ChemInform Abstract: Microhardness of Non‐Stoichiometric TiCx Plates Prepared by Chemical Vapor Deposition
Authors: JIANG C.‐C. , GOTO T. , HIRAI T.
Published: May 2016

using TiCl4, CCl4, and H2 as source gases (1573‐1873 K, 4‐40 kPa total pressure) is measured as a function of composition (0.57 ≦ x ≦ 1.0).
ChemInform Abstract: Generation of Homochiral Quaternary Carbon Centers from (Vinylketenimine)tricarbonyliron(0) Complexes.
Authors: ALCOCK N. W. , PIKE G. A. , RICHARDS C. J. , THOMAS S. E.
Published: May 2016

Depending on the reaction conditions, the first homochiral title complexes (III) (X‐ray crystal structure analysis: P2 with Z=2) and (IV) can be transformed to give either an amide (i.e.
ChemInform Abstract: Triplet State Z/E Isomerization of a p‐Styrylstilbene, a Partly Adiabatic Process.
Authors: SUNDAHL M. , WENNERSTROEM O. + , SANDROS K. , ARAI T. , TOKUMARU K.
Published: May 2016

Prolonged sensitized irradiation of (I) leads to (II) and (III) in the photostationary state.
ChemInform Abstract: Photolysis of Pyridylmethyl‐ and Pyridiniomethylphosphonic Acids.
Authors: OKAMOTO Y. , KOKUBO I. , TAKAMUKU S.
Published: May 2016

Whereas 4‐pyridylmethylphosphonic acid (I) is cleaved photolytically with a maximum quantum yield of 3.4·10‐2 at the isoelectric point (pH ca. 6), the quantum yield of its 2‐isomer (III) reaches a maximum value of 0.16 at pH 3 or lower.
ChemInform Abstract: Photodephosphorylation of ((1‐Benzylpyridino)methyl)phosphonic Acids.
Authors: OKAMOTO Y. , KOKUBU I. , TAKAMUKU S.
Published: May 2016

Photolysis of the title compounds (I), (III), and (V) causes cleavage of the C‐P bond, forming the corresponding 1‐benzylmethylpyridinium phosphates (II), (IV), and (VI).
ChemInform Abstract: Asymmetric Sulfonated Phosphines. Part 5. Kinetics of the Sulfonation of Phosphines.
Authors: LECOMTE L. , SINOU D.
Published: May 2016

The sulfonation of (I) is carried out with SO3/H2SO4 at 25 °C and occurs stepwise at the m‐position of the phenyl substituents.
ChemInform Abstract: Reactions with Three Hydrozirconiation Reagents.
Authors: ANNBY U. , GRONOWITZ S. , HALLBERG A.
Published: May 2016

The reaction of the title compounds (II) with alkenes, e.g. 1‐phenyl‐1‐hexene (I) is investigated.
ChemInform Abstract: Diastereo‐Differentiating Cyclopropanation of a Chiral Enol Ether: Simple Method for the Preparation of Optically Pure Cyclopropyl Ethers.
Authors: SUGIMURA T. , YOSHIKAWA M. , FUTAGAWA T. , TAI A.
Published: May 2016

Enol ethers (III) of cyclohexanone (I) carrying chiral auxiliaries are prepared using the diols (II) in the presence of collidinium or pyridinium tosylate and subjected to diastereo‐differentiating cyclopropanation leading to the products (V) or (VII), respectively.
ChemInform Abstract: Syntheses of Naphthalenes Utilizing Intramolecular Cyclization of 2‐(Substituted Benzyl)‐1‐propenylidene Compounds.
Authors: NISHIYAMA T. , KAMEOKA H.
Published: May 2016

The condensation products (III) of (3‐methoxyphenyl)acetone (I) with malononitrile (IIa) or ethyl cyanoacetate (IIb) are cyclized in concentrated sulfuric acid to give naphthalene derivatives (IV).
ChemInform Abstract: Cyclophanes. Part 34. Preparation and X‐Ray Structure of (2.2)(5,6)Indanocyclophane.
Authors: JONES P. G. , BODWELL G. , HOPF H.
Published: May 2016

The title compound (II) is prepared in order to investigate the influence of shorter molecular bridges on the geometry of phanes of this general type.
ChemInform Abstract: Studies on Benzo(c)thiophenes.
Authors: VOLZ W. , VOSS J.
Published: May 2016

The donor‐substituted title compound (II), which cannot be isolated, is generated in situ and trapped with (III) yielding derivatives (IV) and (V).
ChemInform Abstract: Synthesis and Antiviral Activity of 7‐Oxo‐ and 7‐Hydroxy‐4,5,6,7‐tetrahydrobenzo(b)thiophene.
Authors: KAPUSTINA M. V. , KHARIZOMENOVA I. A. , SHVEDOV V. I. , FOMINA A. N. , NIKOLAYEVA I. S. , GOLOVANOVA E. A. , BOGDANOVA G. A. , ALEKSEEVA L. M.
Published: May 2016

The 7‐oxotetrahydrobenzothiophenecarboxylates (I) are treated with bromine or iodine chloride to give the 6‐halo derivatives (II) and (III), of which (IIa) and (IIc) are further coupled with the electrophiles (IV) or (VI), producing the substitution products (V) and (VII) respectively.
ChemInform Abstract: A New Route to Pyrrolidines: One‐Step Cyclization of 1,4‐Azido Alcohol. Synthesis of 1,4‐Dideoxy‐1,4‐imino‐L‐lyxitol.
Authors: DUREAULT A. , GRECK C. , DEPEZAY J.‐C.
Published: May 2016

D‐Ribonolactone (I) is converted to the protected derivative (IV) which is reduced to give the diol (V).
ChemInform Abstract: Investigation of the Reaction of 2‐Chloro‐5‐methylbenzoquinone with β‐Aminocrotonic Acid Ester Derivatives.
Authors: MIKEROVA N. I. , ALEKSEEVA L. M. , PANISHEVA E. K. , SHEINKER YU. N. , GRANIK V. G.
Published: May 2016

The aminocrotonates (I) are coupled with the benzoquinone (II) to give the hydroquinones (III) and/or the indoles (IV).
ChemInform Abstract: A New Route to Isoindole Intermediates.
Authors: SIMIG G.
Published: May 2016

Twofold lithiation of the N‐pivaloylbenzylamines (I) and subsequent reaction with N,N‐dimethylformamide (II) yield the benzaldehydes (III) which are dehydrated in the presence of N‐phenylmaleimide (IV) to produce the endo‐cycloadducts (V) via intermediate isoindoles.
ChemInform Abstract: Five‐Membered Ring Formation of 2‐Hydroxyalkyl Malonate and Acetoacetate Derivatives. The Problem of O‐ versus C‐Alkylation.
Authors: ADAMS E. , HIEGEMANN M. , DUDDECK H. , WELZEL P.
Published: May 2016

The cyclization reactions of compounds such as (I), (III) and (V) yield only O‐alkylated products such as (II), (IV) and (VI) (isolated after hydrolysis as (VII)) instead of the desired C‐alkylated products.
ChemInform Abstract: Synthesis and Structure of Azadithiapentalenoanthrone and Isothiazoloanthrone Derivatives.
Authors: GORELIK M. V. , ALIMOVA R. A. , SHTEIMAN V. YA. , GLADYSHEVA T. KH. , TAFEENKO V. A. , MEDVEDEV S. V.
Published: May 2016

The N,N'‐disubstituted diaminoanthracenones (II), prepared by reduction of the corresponding anthraquinones (I), is treated with elemental sulfur (III) to give the dithiaazapentalenoanthracenones (IV).
ChemInform Abstract: Benzothiazole Compounds. Part 35. Synthesis of 3‐Substituted 2‐Benzylbenzothiazolium Salts and Their Growth‐Regulating Effect on Triticum aestivum L.
Authors: CULAK I. , SUTORIS V. , SEKERKA V.
Published: May 2016

The uncatalyzed addition reaction of 2‐benzylbenzothiazole (I) with the alkyl halides (II) produces the benzothiazolium halides (III).
ChemInform Abstract: Synthesis and Luminescence Spectroscopic Properties of Azomethines in the Coumarin Series.
Authors: TKACH I. I. , MIKHAILOVA T. A. , REZNICHENKO V. A. , SAVVINA L. P. , LUK'YANETS E. A.
Published: May 2016

The diaminocoumarin (IV), prepared from the aminocoumarin (I) via the nitro compound (III), is coupled with the aromatic aldehydes (V) to give the azomethines (VI).
ChemInform Abstract: Stereochemistry of the Reaction of Pyridinium Ylides with α,β‐Unsaturated Nitriles.
Authors: SHESTOPALOV A. M. , SHARANIN YU. A. , LITVINOV V. P.
Published: May 2016

Pyridinium betaines, prepared in situ from the pyridinium salts (I) or (IV), react with the α‐cyanoacrylic acid derivatives (II) or (Va) and (Vc) to give the betaines (III).
ChemInform Abstract: A Resolvable Octaheterohelicene Based on the 1,3,4,6‐Tetraazapentalene Ring System.
Authors: PEREIRA D. E. , NEELIMA NEELIMA , LEONARD N. J.
Published: May 2016

The octaheterohelicene (IV) as well as his related bis‐benzologue (X) are synthesized as shown in the scheme.
ChemInform Abstract: Conversion of 2‐Amino‐3‐phenyl‐4‐quinolone to 1H‐2,3‐Dihydro‐2,9‐dioxo‐10‐phenylimidazo(1,2‐a)quinoline.
Authors: VELEZHEVA V. S. , RYABOVA S. YU.
Published: May 2016

The aminoquinolinone (I) is coupled with chloroacetyl chloride (II) to give the mono‐ (V) or triacetylated derivative (III) depending on the molar ratio.
ChemInform Abstract: Potential Antimalarials. Part 12. 4′‐Chloro‐3‐(substituted amino)methyl‐5‐(7‐bromo (and 7‐trifluoromethyl)‐1,5‐naphthyridin‐4‐ylamino)biphenyl‐2‐ols and 4′‐Chloro‐3‐(substituted amino)methyl‐5‐(7‐trifluoromethylquinazolin‐4‐ylamino)biphenyl‐2‐ols.
Authors: BARLIN G. B. , JIRAVINYU C.
Published: May 2016

The preparation of 24 Mannich base derivatives such as (III) is described (some yields in g).
ChemInform Abstract: 3‐Methyl‐8‐(substituted phenyl)pteridine‐2,4(3H,8H)‐diones as Potential Antimalarials.
Authors: HALLADAY P. K. , COWDEN W. B.
Published: May 2016

The title compounds (V) are prepared and tested for antimalarial activity against the human parasites Plasmodium falciparum in culture and lethal Plasmodium vinckei vinckei in mice.
ChemInform Abstract: (2.2)(4,4′)Azobenzenophane. Synthesis, Structure, and cis‐trans Isomerization.
Authors: TAMAOKI N. , OGATA K. , KOSEKI K. , YAMAOKA T.
Published: May 2016

The title compound (II) (P21/a; Z=4) is synthesized by the reduction of the readily available bis(nitrophenyl)ethane (I).
ChemInform Abstract: Selectivity of Nucleophilic Substitution on 3‐Substituted 2,6‐Dichloropyridines with Alkoxide. Pyridinophane Preparation.
Authors: KAWATO T. , NEWKOME G. R.
Published: May 2016

Substitution reaction of the 2,6‐dichloropyridines (I) with sodium ethoxide generated in situ in xylene yields a mixture of the isomeric chloroethoxypyridines (III) and (IV).
ChemInform Abstract: Synthesis and Crystal Structure of Tetracyanoformylpentadienylidenephosphorane. Transformation into Tetracyanobenzene.
Authors: RIHS G. , WEIS C. D. , WIELAND P.
Published: May 2016

Triphenylphosphine (II) reacts with 2,3,5,6‐tetracyano‐7‐oxabicyclo‐(2.2.1)hepta‐2,5‐diene (I) to produce 1,2,4,5‐tetracyano‐5‐formylpenta‐2,4‐dienylidenetriphenylphosphorane (III).
ChemInform Abstract: Phosphonomethylation of Aminoalkanols. Preparation of 4‐(Phosphonomethyl)‐2‐hydroxy‐2‐oxo‐1,4,2‐oxazaphosphorinanes.
Authors: DHAWAN B. , REDMORE D.
Published: May 2016

Phosphonomethylation of the amino alcohols (I) with formaldehyde (II) and phosphorous acid (III) in the presence of hydrochloric acid produces mixtures of the title compounds (IV) and the bisphosphonic acids (V) from which only the compounds (IV) are isolated.
ChemInform Abstract: A Compound with a Hf‐Hf Bond. The First Structurally Characterized Hafnium(III) Complex: Hf2Cl6((iPr)2PCH2CH2P(iPr)2)2.
Authors: MORSE P. M. , WILSON S. R. , GIROLAMI G. S.
Published: May 2016

The structure of the synthesized, diamagnetic title compound (III) (space group Pbcn, Z=4) is determined by X‐ray analysis and closely resembles analogous Zr(III) dimers that have been described previously.
ChemInform Abstract: Oxazolidones and Dioxalones of Germanium(IV) and ‐(II), Phosphorus(III), Arsenic(III) and Sulfur.
Authors: LAVAYSSIERE H. , DOUSSE G. , SATGE J.
Published: May 2016

Different methods for the preparation of Ge(IV)‐containing title compounds such as (III) and (VII) are described.
ChemInform Abstract: Synthesis and Characterization of Bis(trifluoromethyl)gold μ‐Halide Dimers: X‐Ray Structural Characterization of (Au(CF3)2(μ‐I))2.
Authors: MARGRAVE J. L. , WHITMIRE K. H. , HAUGE R. H. , NOREM N. T.
Published: May 2016

The sublimable title compounds (I) are obtained in 16/8% yield by co‐condensation of gold with an excess of bromo‐ and iodotrifluoromethane.
ChemInform Abstract: Novel Complexes with Ge‐Ru‐Ge Connection: Bis(dimethylgermyl)alkanerutheniumtetracarbonyls. Part 1. Synthesis and Cleavage Reactions.
Authors: BARRAU J. , BEN HAMIDA N. , SATGE J.
Published: May 2016

The title complex (IIIb) is prepared analogously to (IIIa) at 110 °C with 80% yield.
ChemInform Abstract: Modification of Androsta‐1,4‐diene‐3,17‐dione with 2‐Hydroxypropionitrile.
Authors: KIRSCHE B. , BECKERT R. , KLEMM D. , LANG R.
Published: May 2016

Reaction of the title steroid (I) with the nitrile (II) in the presence of Li‐hexamethyldisilazide/BF3·Et2O leads to the diol (III) which looses H2O within a short time to give the compound (IV) (identification by NMR).
ChemInform Abstract: Synthesis and Resolution of DHCGA, a New Conformationally Rigid 3,4‐Dehydroglutamic Acid Analogue.
Authors: TRIGALO F. , ACHER F. , AZERAD R.
Published: May 2016

The preparation of the title compound (±)‐(V) and its resolution via coupling with L‐leucine and separation of the diastereomeric dipeptides are described.
ChemInform Abstract: 2‐Azido‐2‐deoxyhexopyranosyl Cyanides.
Authors: BEMILLER J. N. , BLAZIS V. J. , MYERS R. W.
Published: May 2016

Treatment of the 2‐azidogalactosyl bromide (I), which is prepared by procedures described previously, with mercuric cyanide (II) forms the anomeric galactosyl cyanides (III).
ChemInform Abstract: An Improved Synthesis of 6‐Hydroxy‐4‐(2‐(di‐n‐propylamino)ethyl)indole.
Authors: MAYER J. P. , CASSADY J. M. , NICHOLS D. E.
Published: May 2016

Reductive cyclization of the nitrophenyl enamine (XIII), prepared from 2‐methyl‐3,5‐dinitrobenzyl alcohol (I) as outlined in the reaction scheme, yields the indole (XIV).
ChemInform Abstract: Synthesis of D‐Erythroascorbic Acid.
Authors: LIANG Y. T. S. , LIU X. S. , SEIB P. A.
Published: May 2016

D‐Glucose (I) is oxidized to give potassium D‐arabinonate (III) which forms the lactone (IV) upon acidification.
ChemInform Abstract: Synthesis of Optically Active Ene Carbamates from Chromium Carbene Complexes: Use in Palladium(II)‐Assisted Synthesis of Relays to (+)‐Thienamycin.
Authors: MONTGOMERY J. , WIEBER G. M. , HEGEDUS L. S.
Published: May 2016

Attempts to transform complexes, e.g. (I), to chromium carbene complexes which contain the oxazolidinone moiety lead instead to ene carbamates such as (III).
ChemInform Abstract: A New Electrolytic Solution for the Direct Electrodeposition of Copper on Aluminum and Other Chemically Reactive Substrates.
Authors: BETTELHEIM A. , RAVEH A. , MOR U. , YDGAR R. , SEGAL B.
Published: May 2016

Direct electrodeposition of Cu on Al, Ti, and Be is performed in a Na2SO4 electrolyte containing CuSO4 (0.1 M) and EDTA (sodium salt, 0.15 M).
ChemInform Abstract: Jet‐Cooled Spectroscopy of Transition Metal Containing Polyatomic Molecules: The Visible Spectrum of Yttrium Imide.
Authors: SIMARD B. , BALFOUR W. J. , VASSEUR M. , HACKETT P. A.
Published: May 2016

YNH species are generated in a supersonic molecular beam using a laser vaporization source.
ChemInform Abstract: An in situ STM Study of Potential‐Induced Changes in the Surface Topography of Au(100) Electrodes.
Authors: NICHOLS R. J. , MAGNUSSEN O. M. , HOTLOS J. , TWOMEY T. , BEHM R. J. , KOLB D. M.
Published: May 2016

The changes in surface topography occurring on Au(100) electrode surfaces during cycling at potentials which are limited to the double‐layer region or to potentials of surface oxidation are studied by in situ scanning tunneling microscopy.
ChemInform Abstract: Theoretical Study of H2 Elimination from B4H10, B5H11, and B6H12 and BH3 Elimination from B4H10.
Authors: MCKEE M. L.
Published: May 2016

For the decomposition of B4H10, the predicted barrier for the formation of B4H8 + H2 is in good agreement with experimental results (26.8 and 23.7 kcal/mol, resp.), while the barrier for the formation of B3H7 + BH3 is 13.7 kcal/mol higher.
ChemInform Abstract: Atomic Distribution in Ba2SrIn2O6 with a Contribution to the Existence of the Calciumferrite‐Type of Oxoindates.
Authors: LALLA A. , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

Ba2SrIn2O6 (I) and Sr0.93Ba0.07In2O4 (II) are prepared by heating mixtures of BaCO3, SrCO3, and In2O3 in molar ratios of 2:1:1 and 1:0.005:1, resp., at temp. > 1500 °C. (I) crystallizes in the tetragonal space group I4/mmm with Z=2 and shows a statistical distribution of Ba2+ and Sr2+ within the La2SrCu2O6‐type structure.
ChemInform Abstract: An Approach to the Design of Molecular Solids. The Ureylenedicarboxylic Acids.
Authors: ZHAO X. , CHANG Y.‐L. , FOWLER F. W. , LAUHER J. W.
Published: May 2016

The crystal structures of compounds (I)‐(IV) are determined: all (I) and (II) have space group C2/c with Z=4, except (Ib) with Z=16; (III) has P1 with Z=2, and (IV) has P21/c with Z=4.
ChemInform Abstract: The Structure of D‐xylo‐5‐Hexulosonic Acid and its Gadolinium(III) Complexes in Aqueous Medium as Studied by Nuclear Magnetic Resonance.
Authors: CALDEIRA M. M. , VAN BEKKUM H. , PETERS J. A.
Published: May 2016

It is deduced that Gd(III) has a high preference for bidentate coordination of the keto form of the acid in aqueous solution.
ChemInform Abstract: Reactions of Fluorenylidene Nitrile Ylides with (Salen)metal Complexes.
Authors: SRIHARI S. , MASNOVI J.
Published: May 2016

The nitrile ylides of fluorenylidene (I) serve as carbene equivalents in reactions with (salen)metal complexes (salen = N,N'‐ethylenebis(salicylideneaminato)) of first‐row transition metals leading to metallocarbenes or related species.
ChemInform Abstract: Complexation of Lithium Ion by the Cryptand 4,7,13‐Trioxa‐1,10‐diazabicyclo(8.5.5)eicosane (C21C5) in a Range of Solvents. A 7Li NMR and Potentiometric Titration Study.
Authors: LINCOLN S. F. , ABOU‐HAMDAN A.
Published: May 2016

The Li+ cryptate formation with the title cryptand (I) is studied in eight solvents.
ChemInform Abstract: Chemistry of Oxaziridines. Part 14. Asymmetric Oxidation of Ketone Enolates Using Enantiomerically Pure (Camphorylsulfonyl)oxaziridine.
Authors: DAVIS F. A. , SHEPPARD A. C. , CHEN B.‐C. , HAQUE M. S.
Published: May 2016

The reagent‐controlled asymmetric oxidation of the tri‐ and tetrasubstituted enolate anions derived from the ketones (I) or (III) by enantiomerically pure (camphorylsulfonyl)oxaziridine is investigated under various conditions.
ChemInform Abstract: Conformational Enantiomers of 3,4,5,6‐Tetramethylphenanthrene 9,10‐Oxide (II)/(III). A Novel Axially Chiral Arene Oxide with Unusual Conformational Stability and Reactivity.
Authors: DARNOW J. N. , ARMSTRONG R. N.
Published: May 2016

Oxidation of rac. (I) with MCPBA gives rac. (II)/(III) in 50% isolated yield.
ChemInform Abstract: Diastereoselective 1,6‐Asymmetric Induction to Obtain Chiral 4‐Hydroxyethylaminobutanones by Using Methyltitanium Triisopropoxide.
Authors: TAKAHASHI H. , HATTORI K. , HIGASHIYAMA K. , UENO Y.
Published: May 2016

Reaction of the (S)‐4‐amino‐1‐phenylbutanone (III), prepared by coupling the 1‐iodo‐4‐phenylbutanone acetal (I) with the chiral amine (II), with methyltitanium triisopropoxide (IV) yields the 2‐methyl‐2‐pentanols (V) with preference of the (S,S)‐diastereomer.
ChemInform Abstract: Unusual Reactivity of Small Cyclophanes: Nucleophilic Attack on 11‐Chloro‐ and 8,11‐Dichloro(5)metacyclophane (I).
Authors: KRAAKMAN P. A. , VALK J.‐M. , NIEDERLAENDER H. A. G. + , BROUWER D. B. E. , BICKELHAUPT F. M. , DE WOLF W. H. , BICKELHAUPT F. , STAM C. H.
Published: May 2016

Treatment of the cyclophanes (Ia) and the much more reactive (Ib) with excess alkoxides (II) yields the substitution products (III).
ChemInform Abstract: Cycloadditions of 1,3,4‐Oxadiazin‐6‐ones (4,5‐Diaza‐α‐pyrones). Part 9. Methyl 6‐Oxo‐5‐phenyl‐1,3,4‐oxadiazin‐2‐carboxylate ‐ Synthesis and Reactions with Norbornene, Norbornadiene, Cyclopropenes, Cyclobutene, and Benzvalene.
Authors: CHRISTL M. , LANZENDOERFER U. + , GROETSCH M. M. + , DITTERICH E. , HEGMANN J.
Published: May 2016

Reaction of the readily prepared suspended oxadiazinone (II) with norbornene (IIIa) or norbornadiene (IIIb) gives rise to the Diels‐Alder adducts (IV) which are stable only in the crystalline state.
ChemInform Abstract: Photochemistry of Some Iron and Ruthenium (η5‐Cyclopentadienyl) Carbonyl Dimers in Frozen Gas Matrices at ca. 12 K.
Authors: BLOYCE P. E. , CAMPEN A. K. , HOOKER R. H. , REST A. J. , THOMAS N. R. , BITTERWOLF T. E. , SHADE J. E.
Published: May 2016

The mechanism of the photochemistry of the compounds (I)‐(VI) is studied.
ChemInform Abstract: Flash Vacuum Pyrolysis of 2‐Diazo‐8‐oxabicyclo(3.2.1)oct‐6‐en‐3‐ones. A New Method for the Preparation of Propadienones.
Authors: BRAHMS J. C. , DAILEY W. P.
Published: May 2016

The bicyclic ketones (Ia) and (Ib), obtained from cycloaddition reaction of furan with α,α'‐dibromo ketones in the presence of zinc, react with NaH and the formate (II) to give the hydroxymethylene compounds (III) which are converted to the diazo derivatives (V).
ChemInform Abstract: Alkylation with Oxalic Esters. Scope and Mechanism.
Authors: BERGMAN J. , NORRBY P.‐O. , SAND P.
Published: May 2016

Oxalates such as (II) and (V) are used as standard reagents in N‐, Oand S‐alkylations.
ChemInform Abstract: Regiocontrol in Copper‐Catalyzed Grignard Reactions with Allylic Substrates.
Authors: BAECKVALL J.‐E. + , SELLEN M. , GRANT B.
Published: May 2016

The regiochemistry of copper‐catalyzed reactions between allylic substrates such as (I) or (V) and Grignard reagents such as (II) is investigated.
ChemInform Abstract: Enamine Chemistry. Part 36. Alkylation of Imines of Medium‐Large Ring Ketones with Electrophilic Alkenes.
Authors: HICKMOTT P. W. , JUTLE K. K. , PIENAR D. H.
Published: May 2016

The course of the alkylation of (I) with alkenes such as (II) is sensitive to the ring size yielding mono‐2‐substituted compounds such as (III).
ChemInform Abstract: Secondary Reactions of Sulfenes from Sulfonyl Chlorides and Tertiary Amines. Part 2. Formation of Episulfones, Sulfonylsulfene‐Amine S,N‐Adducts, and Chlorosulfines from Primary Sulfonyl Chlorides and Tertiary Amines.
Authors: OPITZ G. , EHLIS T. , RIETH K.
Published: May 2016

The reactions between primary sulfonyl chlorides such as (I), (III) or (VIII) and tertiary amine bases leads to a variety of products depending on the reaction conditions and the structure of components.
ChemInform Abstract: Cleavage of the Heterocyclic Ring of 2,3‐Dihydro‐1,4‐benzodioxin‐2‐ols During the Aroylation According to Einhorn.
Authors: DZVINCHUK I. B. , LOZINSKII M. O.
Published: May 2016

Reaction of the dihydrobenzodioxinols (I) with the het(aroyl) chlorides (II) results in cleavage of the dioxin ring, producing the (het)aroyloxyphenoxy ketones (III).
ChemInform Abstract: Chlorosulfonation of Some Compounds Containing Two Phenyl Rings.
Authors: CREMLYN R. , SWINBOURNE F. J. , GRAHAM S. , LYNCH J. M.
Published: May 2016

Some diphenyl compounds such as (I), (VI) and (IX) are treated with chlorosulfonic acid to give corresponding chlorides such as (III), (VII), (VIII) and (X).
ChemInform Abstract: Trifluoromethylated Allylic Anion and Radical. Generation by the Electronic Inversion of π‐Allylic Palladium Complex by Samarium Diiodide.
Authors: HANZAWA Y. , ISHIZAWA S. , KOBAYASHI Y. , TAGUCHI T.
Published: May 2016

Treatment of the acetate (I), derived from an allylic alcohol bearing a trifluoromethyl group at the end of the allylic system, with samarium(II) iodide in the presence of Pd(PPh3)4 generates trifluoromethylated π‐allylic palladium complexes which are further converted to the difluoro diene (II) and the two dimers (III) and (IV).
ChemInform Abstract: Reactions of Lithiated ortho‐Toluamides and Related Compounds with Vinylsilanes: Syntheses of 1‐Tetralones and 1‐Naphthols.
Authors: DATE M. , WATANABE M. , FURUKAWA S.
Published: May 2016

Lithiation of the o‐toluamides (I) or phthalide (IV) followed by addition of the vinylsilanes (II) or (V) yields the corresponding tetralones (III) or (VI).
ChemInform Abstract: Hexafluorobenzene Oxide and Hexafluorooxepin.
Authors: TAKENAKA N. E. , HAMLIN R. , LEMAL D. M.
Published: May 2016

A study of the 19F NMR spectrum of the title compound (V) reveals the existence of a dynamic equilibrium between (V) and the oxepin (VI).
ChemInform Abstract: Dimethyldioxirane Epoxidation of β‐Oxo Enol Ethers.
Authors: ADAM W. , HADJIARAPOGLOU L.
Published: May 2016

The title reaction of the β‐oxo enol ethers (I), (III), (V) gives rise to labile epoxides which are stable below 0 °C. Warming up to room temp. leads to decomposition to afford complex product mixtures.
ChemInform Abstract: Synthesis and Reactions of 4‐Acetoxy‐1‐oxyazetidin‐2‐ones.
Authors: SHEPPARD A. , MILLER M. J.
Published: May 2016

Title compounds such as (V) are prepared by a simple and general synthesis.
ChemInform Abstract: Sulfonyl Derivatives of 2,5‐Diphenylfurazan.
Authors: CREMLYN R. J. , SHEPPARD R. , SWINBOURNE F. J.
Published: May 2016

Treatment of (I) with (II) yields (III) and (IV) and, under more forcing conditions, (V) and (VI).
ChemInform Abstract: Reactions of Thioxoheterocycles with N‐Chloramides. Part 3. 2‐ or 4‐Thiopyridones Without Substituents at the Nitrogen Atom and Sodium N‐Chlorobenzenesulfonamides.
Authors: BOBERG F. , BRUCHMANN B. , GARMING A. , NINK G.
Published: May 2016

The reaction of the 2‐pyridinethiones (I) with the sulfonamides (II) yields, depending on the reaction conditions, the sodium bis(sulfonamidates) (III), the sulfonamides (IV) and the sulfinimidic esters (VI).
ChemInform Abstract: 2‐Amino‐5,6‐dihydro‐4(1H)‐pyridones.
Authors: VOLOVENKO YU. M. , NEMAZANYI A. G. , SHOKOL T. V. , KORNILOV M. YU. , BABICHEV F. S.
Published: May 2016

The benzimidazoleacetonitrile (I) reacts with the β‐aminopropanoates (II) to give the β‐keto nitriles (III).
ChemInform Abstract: Chloromethylation of p‐Bromophenol.
Authors: LEDOVSKIKH V. M. , SHAPOVALOVA YU. P. , SUMLIVENKO N. V.
Published: May 2016

4‐Bromophenol (I) is coupled with formaldehyde (II) in the presence of hydrochloric acid to give the 1,3‐benzodioxins (III) or (IV) depending on the HCl concentration.
ChemInform Abstract: Syntheses and Reactivity of New P‐H Dibenzobicyclic Phosphoranes Bearing Hydroxy‐, Alkoxy‐, Oxo‐, Amido‐, and Dihydrido‐Functions at the Phosphorus Atom.
Authors: MURILLO A. , CHIQUETE L. M. , JOSEPH‐NATHAN P. , CONTRERAS R.
Published: May 2016

The dimethylamino derivative (IIIb) reacts with alcohols, amines, water or acetanhydride under substitution of the ‐NMe2 group.
ChemInform Abstract: Compounds Involving the 1,3‐Dimethyl‐1,3‐diaza‐2‐phosphetidin‐4‐one Framework. Synthesis of 1,3‐Dimethyl‐2‐phenylimino‐1,3‐diaza‐2λ4‐phosphetidin‐4‐one Derivatives. X‐Ray Analysis of 4,6‐Dimethoxy‐5,10‐diphenyl‐1,3,7,9‐tetramethyl‐1,3,5,7,9,10‐hexaaza‐4λ5# ,6λ5‐diphosphadispiro(3.1.3.1)decane‐2,8‐dione.
Authors: BREKER J. , JONES P. G. , SCHMUTZLER R.
Published: May 2016

The reaction of (I) with (II) initially forms the desired phenylimino derivatives which are unstable and dimerize to (III) ((IIIb): space group Pnna with Z=4).
ChemInform Abstract: 1,2‐Dihydro‐1,2‐azaphosphorines by Reaction of Phosphorus Trichloride and Ethyldichlorophosphine with 1‐Butylamino‐2‐ethylhexene.
Authors: LEVINA E. YA. , PUDOVIK A. N. , KIBARDIN A. M.
Published: May 2016

The azadiene (I) is coupled with phosphorus trichloride (IIa) or ethylphosphonous dichloride (IIb) to give the dihydroazaphosphorines (III).
ChemInform Abstract: Synthesis of Substituted 3,5‐Dicyano‐6‐hydroxy‐2(1H)‐pyridineselones.
Authors: DYACHENKO V. D. , SHARANIN YU. A. , LITVINOV V. P. , TUROV A. V.
Published: May 2016

The (het)arylcyanoacrylates (I) react with cyanoselenoacetamide (II) in the presence of N‐methylmorpholine (III) to give the pyridineselenolates (IV) or the pyridineselones (V) depending on the work‐up procedure.
ChemInform Abstract: Calcium Binding to Carboxylate Residues: Synthesis and Structure of a New Form of Calcium Malonate.
Authors: HODGSON D. J. , ASPLUND R. O.
Published: May 2016

The reaction of CaO with two equiv. of malonic acid in deionized water (pH 3.0) leads to a crystalline Ca compound of the formula (I) (space group P21/c, Z=4) in 85% yield.
ChemInform Abstract: Acylation of Pyridine Rings Mediated by Group 4 Metal Aryl Oxide Compounds: High Yield Formation of α,α′‐Disubstituted‐2,6‐pyridinedimethoxide Ligands.
Authors: ZAMBRANO C. H. , MCMULLEN A. K. , KOBRIGER L. M. , FANWICK P. E. , ROTHWELL I. P.
Published: May 2016

1H and 13C NMR spectroscopic studies of the complexes (IV), (V) and the Hf analogue to (V) show them to be present as approximately 50:50 mixtures of the threo and meso diastereoisomers in the initial reaction product mixture.
ChemInform Abstract: Preparation and Characterization of 9,10‐Dihydroanthracene and tert.‐Butyl‐9,10‐dihydroanthracene Complexes with One or Two Tricarbonylchromium Units; Crystal Structure of Tricarbonyl (η1,2,3,4,4a,9a‐9,10‐dihydroanthracene)chromium.
Authors: WHITTON A. J. , KUMBERGER O. , MUELLER G. + , SCHMIDBAUR H.
Published: May 2016

The η6‐dihydroanthracene(tricarbonyl‐Cr) compounds (IIIa) and (IIIb) are obtained by 1:1 molar reaction of corresponding 9,10‐dihydroanthracenes (I) with Cr(CO)6 (II) as shown.
ChemInform Abstract: Synthesis and X‐Ray Structure Determination of (PPh4)2(Cl3W(μ‐Se(Cl))(μ‐SePh)2WCl3)·2 CH2Cl2: Single‐Crystal ESR Study of a Mixed‐Oxidation‐State Binuclear Tungsten(III)‐Tungsten(IV) Complex Dispersed in a Diamagnetic Crystal Matrix.
Authors: BALL J. M. , BOORMAN P. M. , FAIT J. F. , KRAATZ H.‐B. , RICHARDSON J. F. , COLLISON D. , MABBS F. E.
Published: May 2016

(III) and (IV) are obtained together in varying amounts.
ChemInform Abstract: Dilithium Tetra(t‐butylimido)‐molybdate(VI) and ‐tungstate(VI) and Some Reactions Thereof. X‐Ray Crystal Structures of W((μ‐NtBu)2AlX2)2 (X: Cl or Me), (W(NtBu)2(NH2tBu)Cl(μ‐Cl))2, and (W2Cu5(NtBu)2(μ‐NtBu)6(NHtBu)2)BF4.
Authors: DANOPOULOS A. A. , WILKINSON G. , HUSSAIN‐BATES B. , HURSTHOUSE M. B.
Published: May 2016

The title compounds (II), obtained by deprotonation of (I), react with AlCl3, AlMe3 and also with GaCl3 to yield compounds of the type (IV).
ChemInform Abstract: Structure and Reactivity of Novel Alkylcobalt Macrocycles.
Authors: LEE S. , ESPENSON J. H. , BAKAC A.
Published: May 2016

The title complexes (Ia), (Ic), and (II) are prepared by a photochemical method, recently developed, from the appropriate alkylcobaloxime in the presence of the Co(II) complexion of the macrocycles.
ChemInform Abstract: Bis(η6‐hexamethylbenzene)(η6,η6‐(2n)cyclophane)diruthenium(II,II) Complexes and Their Two‐Electron Reduction to (2n)Cyclophane Derivatives Having Two Cyclohexadienyl Anion Decks Joined by an Extremely Long Carbon‐Carbon Bond.
Authors: PLITZKO K.‐D. , RAPKO B. , GOLLAS B. , WEHRLE G. , WEAKLEY T. , PIERCE D. T. , GEIGER W. E. JUN. , HADDON R. C. , BOEKELHEIDE V.
Published: May 2016

A series of the title complexes such as (III), (IV) and (V) are prepared as shown for (III).
ChemInform Abstract: Formation and Fragmentation of Gas‐Phase Titanium/Oxygen Cluster Positive Ions.
Authors: YU W. , FREAS R. B.
Published: May 2016

Titanium/oxygen cluster ions are produced by sputtering TiO2 powder or Ti foil (exposed to oxygen) with an energetic (8 keV) xenon atom beam.
ChemInform Abstract: A New Phase in Nd2Fe14B Magnets. Crystal Structure and Magnetic Properties of Nd6Fe13Si.
Authors: ALLEMAND J. , LETANT A. , MOREAU J. M. , NOZIERES J. P. , PERRIER DE LA BATHIE R.
Published: May 2016

The new, antiferromagnetic Nd6Fe13Si phase crystallizes in the tetragonal space group I4/mcm.
ChemInform Abstract: Magnetic Properties and Crystallization Behavior of Rapidly Quenched Fe77B23‐xNdx Alloys.
Authors: YANG L.‐Y. , SHEN B.‐G. , ZHANG J.‐X. , WO F. , NING T.‐S. , ZHAO J.‐G. , GUO H.‐Q. , ZHAN W.‐S.
Published: May 2016

The concentration dependence of the crystallization temp., Curie temp., and saturation magnetization for the amorphous title alloys is reported.
ChemInform Abstract: Synthesis of Metal Hydroxide‐Layer Silicate Intercalation Compounds (Metal: Mg(II), Ca(II), Mn(II), Fe(II), Co(II), Ni(II), Zn(II), and Cd(II)).
Authors: OHTSUKA K. , SUDA M. , TSUNODA M. , ONO M.
Published: May 2016

Intercalation compounds of general formula (M(II)x(OH)2x‐1(H2O))+ (Mg2.5Si4O10F2) with 0.5 ≦ x ≦ 3 and M(II): Mg, Ca, Mn, Fe, Co, Ni, Zn, or Cd are prepared by addition of NaOH to a solution containing NaMg2.5Si4O10F2 and the M(II) salt (nitrates, except for FeCl2).
ChemInform Abstract: An Electrophilic Aromatic Substitution by N‐Methoxyamides via Hypervalent Iodine Intermediates.
Authors: KIKUGAWA Y. , KAWASE M.
Published: May 2016

N‐Methoxyamides (I) react with phenyliodonium trifluoroacetate (II) to give the intermediates (III) in which the electron deficient nitrogen atom is attacked intermolecularly by aromatic compounds to produce N‐aryl‐N‐methoxyamides such as (V) or (VII) and (VIII).
ChemInform Abstract: Free‐Radical Addition of Arylsulfonyl Halides to Tricyclo(4.1.0.02,7)heptane.
Authors: VASIN V. A. , BOLUSHEVA I. YU. , CHERNYAEVA L. A. , TANASEICHUK B. S. , SURMINA L. S. , ZEFIROV N. S.
Published: May 2016

Photo‐induced addition of the arylsulfonyl halides (II), which differ by the stabilities of their sulfur‐halogen bonds, to the tricycloheptane (I) specified in the title proceeds at the central bicyclobutane bond of (I) to give mixtures of the syn‐ and anti‐configurated adducts (III) and (IV), the position of the alkylsulfonyl groups being endo.
ChemInform Abstract: X=Y‐ZH Compounds as Potential 1,3‐Dipoles. Part 28. The Iminium Ion Route to Azomethine Ylides. Background and Reaction of Amines with Bifunctional Ketones.
Authors: ARDILL H. , DORRITY M. J. R. , GRIGG R. , LEON‐LING M.‐S. , MALONE J. F. , SRIDHARAN V. , THIANPATANAGUL S.
Published: May 2016

The reaction of isatin (I), ninhydrin (VIII), and acenaphthenequinone (XIII) with amines gives rise to stereospecific formation of intermediate azomethine ylides which can be trapped by cycloaddition with the acrylate (II) or the maleimide (IX) leading to products such as (IV) + (V), (VII) (Pca21; Z = 8), (XI) + (XII), (XV).
ChemInform Abstract: A Novel Reaction for the Functionalization of Epoxy Resins: New Regio‐and Chemoselective Ring‐Opening of Epoxides with Aryl Silyl Ethers Catalyzed by Cesium Fluoride.
Authors: NAMBU Y. , ENDO T.
Published: May 2016

Phenyl glycidyl ether (I) reacts with phenyl trimethylsilyl ether (II) in the presence of cesium fluoride to form the glycerol trisether (III) which is hydrolyzed and oxidized, yielding the keto bisether (IV).
ChemInform Abstract: A New Methodology to Key Intermediates for Synthesizing Polyene Compounds.
Authors: MA D. , LU X.
Published: May 2016

The transition‐metal‐catalyzed isomerization of alkynes is used for the preparation of the dienes (IV), (VIII) and (X) which are precursors of naturally occurring compounds.
ChemInform Abstract: Photolysis of 1,1,1‐Triarylalk‐2‐enes and 1,1,1‐Triarylhept‐2‐ynes. A Novel Generation of Aryl(alk‐1‐enyl)carbenes and Aryl(alk‐1‐ynyl)carbenes.
Authors: SHI M. , SHOUKI K. , OKAMOTO Y. , TAKAMUKU S.
Published: May 2016

Upon irradiation of compounds such as (I), (V) and (VIII) the corresponding carbenes are formed, which react with MeOH to yield derivatives such as (IV), (VII), (IX) and (X).
ChemInform Abstract: IR Multiphoton Decomposition of Dimethylnitramine.
Authors: LAZAROU Y. G. , PAPAGIANNAKOPOULOS P.
Published: May 2016

The title reaction proceeds through scission of the N‐NO2 bond followed mainly by oxidation of the dimethylamino radical by dimethylnitramine.
ChemInform Abstract: Conjugated Azoalkenes. Part 9. New 1‐Amino‐4‐triphenylphosphoranylidene‐5‐oxo‐2‐pyrrolines or α,β‐Unsaturated Hydrazones by Reaction of Azoalkenes with Carboalkoxymethylene Triphenylphosphorane.
Authors: ATTANASI O. A. , FILIPPONE P. , MEI A. , BONGINI A. , FORESTI E.
Published: May 2016

Wittig‐type reaction of some conjugated azoalkenes such as (I) with the phosphorane (II) under different reaction conditions leads either to the α,β‐unsaturated hydrazones (III) or to the oxopyrrolines (V).
ChemInform Abstract: Synthesis of Diallyl Disulfide Under Phase‐Transfer Catalysis.
Authors: NOSYREVA V. V. , AMOSOVA S. V.
Published: May 2016

A novel method of preparation of the title compound (II) is reported.
ChemInform Abstract: The Action of Secondary Amines on myo‐Inositol Hexanitrate. The Formation of Dialkylammonium Croconates.
Authors: SHARSHENALIEVNA Z. , PISHUGAN F. , ROSENTHAL G. L. , STRAUSS J. J.
Published: May 2016

myo‐Inositol (I) reacts with fuming nitric acid (II) in acetic anhydride to give the hexanitrate (III) which is treated with diethylamine (IV) to form the croconate (V) via numerous intermediates postulated.
ChemInform Abstract: Cyclization Reactions of Nitriles. Part 37. Synthesis, Structure and Conformational Ambident Heterocyclization of Substituted 2‐(2‐Thiocarbamoyl‐2‐cyanoethyl)‐3‐oxo‐1‐cyclohexenolates.
Authors: GONCHARENKO M. P. , SHARANIN YU. A. , SHESTOPALOV A. M. , LITVINOV V. P. , TUROV A. V.
Published: May 2016

The reaction between equimolar quantities of the arylmethylidenethioacetamides (I), dimedone (II) and the secondary amines (III) affords the title compounds (IV), which yield the propanethioamides (V) on treatment with HCl.
ChemInform Abstract: The Introduction of SCF3 into Aromatic Substrates Using CuSCF3 and Alumina‐Supported CuSCF3.
Authors: CLARK J. H. , JONES C. W. , KYBETT A. P. , MCCLINTON M. A. , MILLER J. M. , BISHOP D. , BLADE R. J.
Published: May 2016

The reactivity of the title compounds in the reaction with aryl halides, e.g. (I) or (IV), to form trifluoromethylthiobenzene derivatives such as (III) or (V) is investigated.
ChemInform Abstract: Conjugate Addition Reaction of Organolithiums to Naphthalenecarboxylates.
Authors: TOMIOKA K. , SHINDO M. , KOGA K.
Published: May 2016

The naphthalenecarboxylates (I) and (V) are treated with the organolithium compounds (II) to yield the dihydronaphthalenes (III) and (IV) or (VI) and (VII).
ChemInform Abstract: Oxoketene Dithioacetals as Versatile Synthones for Alternative 1,3‐ to 1,11‐Carbonyl Transpositions: A New Polyene Synthesis.
Authors: CHANDRASEKHARAM M. , ASOKAN C. V. , ILA H. , JUNJAPPA H.
Published: May 2016

The heptatrienals (II) are coupled with the aryl methyl ketones (I) to yield the octatetraenyl ketones (III) which are reduced, forming the corresponding alcohols (IV).
ChemInform Abstract: Electrochemical Synthesis of the Vinylogs of N‐Acyl N,O‐Acetals and Their Reactivity.
Authors: FASSEUR D. , RIGO B. , CAULIEZ P. , DEBACKER M. , COUTURIER D.
Published: May 2016

The pyroglutamic acid derivatives (I) are subjected to anodic oxidation/decarboxylation in water or methanol (II), yielding the N,O‐(hemi)acetals (III).
ChemInform Abstract: Thiamine Coenzyme Models: Imidazolinium Ylides and the Reactions of 2‐(Hydroxyalkyl)imidazolines.
Authors: JONES R. C. F. , NICHOLS J. R.
Published: May 2016

1‐Benzyl‐2‐imidazolidine (I) reacts with butyllithium and the aldehydes (II) to give the imidazolyl carbinols (III).
ChemInform Abstract: A Simple Synthesis of Oxazolidinones in One‐Step from Carbon Dioxide.
Authors: FOURNIER J. , BRUNEAU C. , DIXNEUF P. H.
Published: May 2016

The propargylic alcohol (I) reacts with CO2 (II) and the primary amines (III) in the presence of tributylphosphine, forming the dimethylmethyleneoxazolidinones (IV).
ChemInform Abstract: Synthesis and Biological Activity of Some Heterocyclic s‐Triazole Derivatives.
Authors: ABDEL‐RAHAM A. E. , AWAD I. M. A. , BAKHITE E. A.
Published: May 2016

Various s‐triazole derivatives synthesized as shown in the reaction scheme, are evaluated for their biological activities.
ChemInform Abstract: A New Method for the Preparation of 3‐Alkoxy‐ and 3‐Hydroxy‐3,4‐dihydro‐1H‐2‐benzopyrans.
Authors: WUENSCH B. +
Published: May 2016

2‐Bromobenzaldehyde (I) is olefinated with the Wittig reagent (II) and then treated with methanol (IV) to give the acetal (V).
ChemInform Abstract: Generation of Specifically Substituted Pyridines and Pyridones from 2(1H) Pyrazinones and Acetylenes: A FMO Description.
Authors: TUTONDA M. , VANDERZANDE D. , HENDRICKX M. , HOORNAERT G.
Published: May 2016

Reactions are studied of a total of 15 1,3,5‐substituted pyrazinones such as (I) with the acetylenes: dimethyl butynedioate, ethyl propynoate (II), and/or phenylacetylene.