bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Synthesis of 2,3‐Substituted Tetrahydropyrans by Rearrangement of 5,6‐Dihydro‐4H‐1,3‐dioxocins.
Authors: FRAUENRATH H. , SAWICKI M.
Published: May 2016

Reaction of propargyl alcohol (I) with oxirane (II) in the presence of lithium in liquid ammonia and subsequent hydrogenation yield the 2‐pentene‐1,5‐diol (III) which is coupled with the oxo compounds (IV) to form the dihydrodioxocins (V).
ChemInform Abstract: A Novel Dehydrofluorination of 2‐(Trifluoromethyl)dihydro‐3,5‐pyridinedicarboxylates to 2‐(Difluoromethyl)‐3,5‐pyridinedicarboxylates.
Authors: LEE L. F. , STIKES G. L. , MOLYNEAUX J. M. , SING Y. L. , CHUPP J. P. , WOODARD S. S.
Published: May 2016

The 2‐trifluoromethyldihydropyridinedicarboxylates (I) and (II) undergo dehydrofluorination upon treatment with DBU.
ChemInform Abstract: Convenient Synthesis of Phenyl Pyridyl Ethers Utilizing Fluoride Ion.
Authors: HWANG K.‐J. , PARK S. K.
Published: May 2016

The 2‐chloropyridines (I) are treated with the phenols (II) in the presence of potassium fluoride (on alumina) to yield the phenyl pyridyl ethers (III).
ChemInform Abstract: Hexahydroquinolinones with Calcium‐Modulatory Effects. Synthesis and Pharmacological Efficacy.
Authors: ROSE U.
Published: May 2016

The cyclohexanedione (I) is coupled with the aromatic aldehydes (II) to give arylmethylenecyclohexanediones which react in situ with the aminocrotonate (III) to yield the hexahydroquinolinones (IV).
ChemInform Abstract: Synthesis of 1,2‐Dihydroisoquinoline Derivatives.
Authors: KASTURI T. R. , JOIS H. R. Y.
Published: May 2016

Reaction of the dihydroisoquinolones (I) with potassium amide gives mixtures of the products (II) and (III) with (II) being the major products (yields given in mg).
ChemInform Abstract: Synthesis and Pharmacological Activity of 6H‐Thiazolo(3′,2′:1,2)‐5‐oxopyrimido(5,4‐b)indole Derivatives, a New Heterocyclic Ring System.
Authors: RUSSO F. , ROMEO G. , GUCCIONE S. , BOUSQUET E. , CARUSO A. , LEONE M. G. , ATTAGUILE G. , AMICO‐ROXAS M.
Published: May 2016

Coupling of the pyrimidoindole (I) with the α‐halo ketones (II) forms the S‐alkylated products (III) which undergo acid‐catalyzed cyclization to produce the title compounds (IV).
ChemInform Abstract: Heterocumulene‐Mediated Anellation of a (1,3,4)Thiadiazine or (1,3,4)Oxadiazine Ring into an Imidazole Ring: Preparation and Crystal Structure of Some Derivatives of the Unknown Imidazo(1,5‐d)(1,3,4)thiadiazine and Imidazo(1,5‐d)(1,3,4)oxadiazine Ring Systems.
Authors: MOLINA P. , ARQUES A. , ASUNCION ALIAS MA. , LLAMAS‐SAIZ A. L. , FOCES‐FOCES C.
Published: May 2016

The title compounds of type (III) and (VII) are synthesized via aza‐Wittig reaction of the phosphorane (I) with heterocumulenes, e.g. (II) and (VI).
ChemInform Abstract: Preparation of New Quinic Acid Boron Esters in Aprotic Media.
Authors: FLORES‐PARRA A. , PAREDES‐TEPOX C. , JOSEPH‐NATHAN P. , CONTRERAS R.
Published: May 2016

Starting from quinic acid (I) the synthesis of several boron derivatives such as (III) or (VI) is described, which allow the preparation of functionalized quinic acid derivatives such as the triacetate (V) or the free quinide (VII).
ChemInform Abstract: (Ethynylhydrosilane)cobalt Carbonyl Complexes. Reactivity of the Silicon‐Hydrogen Bond.
Authors: CORRIU R. J. P. , MOREAU J. J. E. , PRAET H.
Published: May 2016

The reactivity of the Si‐H bond in (ethynylhydrosilane)‐Co carbonyl complexes such as (I) is studied.
ChemInform Abstract: Synthesis of Silicon‐Containing Benzaldehydes and Conversion of Schiff′s Bases.
Authors: RICH J. D. , BURNELL T. B.
Published: May 2016

p‐(Chlorodimethylsilyl)benzonitrile (I) is reduced with diisobutylaluminum hydride to give only minor amounts of p‐dimethylsilylbenzaldehyde (II), together with the dimethylsilylbenzonitrile (III).
ChemInform Abstract: In Search of New Organophosphorus Pesticides and Insecticides. Part 2. Synthesis, Spectral and Anticholinesterase Studies of New 4‐(Substituted Amino/Mercapto)dinaphtho(2,1‐d:1′,2′‐f)(1,3,2)dioxaphosphepin‐4‐sulfides.
Authors: NAIDU M. S. R. , BULL E. O. J. , NAGARAJU C.
Published: May 2016

Ten title compounds of type (IV) and three title compounds of type (VI) are prepared.
ChemInform Abstract: 3‐Methoxy‐1‐(tributylstannyl)‐1‐propene, a Versatile Vinyltin Synthon.
Authors: VERLHAC J.‐B. , PEREYRE M.
Published: May 2016

The title compound (I) can be readily transformed into the silylated analogue (III) which can react both as a vinyltin and as an allylsilane.
ChemInform Abstract: New Niobium Complexes with Alkynes. Part 4. A Compound Containing Both an Oxo‐Centered Tetrameric Anion and a Related Dinuclear Cation.
Authors: COTTON F. A. , SHANG M.
Published: May 2016

The ionic compound (II) (space group P21/c, Z=2) is prepared from the monomeric Nb(III) complex (I) by reduction with equimolar amounts of sodium amalgam.
ChemInform Abstract: Synthesis and Structural Characterization of the First Transition Metal Cluster Containing a PPh2AuPPh3 Ligand, Ir4(CO)8(μ‐CO)3(PPh2AuPPh3), and Its Conversion into Ir4(CO)9(μ‐CO)(μ‐PPh2)(μ‐AuPPh3).
Authors: BRAGA D. , GREPIONI F. , LIVOTTO F. S. , VARGAS M. D.
Published: May 2016

Deprotonation of (I) in the presence of (II) (prepared in situ from Au(PPh3)I and TlPF6) yields the title cluster (III) which crystallizes in P21/n with Z=4.
ChemInform Abstract: Synthesis of Solvatochromic Cyanine Dyes Having a Benzo(a)quinolizinium Ring.
Authors: ARAI S. , NAGAKURA K. , ISHIKAWA M. , HIDA M.
Published: May 2016

The cyanine dyes (III) show a pronounced negative solvatochromism of their betaine forms.
ChemInform Abstract: C‐Glycoside Synthesis via Glycal Alkylation by Olefinic Derivatives.
Authors: HERSCOVICI J. , MULEKA K. , BOUMAIZA L. , ANTONAKIS K.
Published: May 2016

The alkylation of glycals (I), (IV) or (VII) with alkenes in the presence of Lewis acids proceeds regiospecifically and gives stereoselectively α‐C‐alkylglycosides.
ChemInform Abstract: Synthesis of Indolo(3,2‐a)quinolizidin‐2‐ones. Part 2.
Authors: RUBIRALTA M. , DIEZ A. , VILA C.
Published: May 2016

Alkylation of the compounds (I) which are prepared by a known procedure followed by ring closure leads to the desired title compounds (III) only in the case of (Ia).
ChemInform Abstract: A Novel Route to Heteroyohimbans.
Authors: ROSENMUND P. , HOSSEINI‐MERESCHT M.
Published: May 2016

Tryptamine (I) reacts with 3‐methoxyallylidenemalonate (II) in methanol to form the N‐tryptyloxopyridinecarboxylic acid (III).
ChemInform Abstract: Enzymes in Organic Synthesis. Part 6. Scope and Enantioselectivity of Enzymatic Hydrolyses of Organosilyl‐Substituted Esters.
Authors: DE JESO B. , BELAIR N. , DELEUZE H. , RASCLE M.‐C. , MAILLARD B.
Published: May 2016

The enzymatic hydrolysis of the malonic acid diesters (I) produces the monoesters (II) when pig liver esterase is used as the bio‐agent.
ChemInform Abstract: On the KAgO Structure. Reinvestigation of AAgO = A4(Ag4O4) (A: Na‐Rb). With a Note on CsCuO and New Calculations on A4(M4O4) (A: Li‐Rb with M: Cu and A: Cs with M: Ag).
Authors: FISCHER D. , CARL W. , GLAUM H. , HOPPE R.
Published: May 2016

Slightly yellow single crystals of KAgO are obtained by annealing intimate mixtures of K2O and KMnO4 in a Ag tube (K:Mn = 7.8:1; 7 d, 800 °C; 35 d, 600 °C) as a result of a reaction with the wall.
ChemInform Abstract: DC Conduction Studies on Niobium‐Niobium Oxide‐Metal Systems,
Authors: NIGAM R. K. , SINGH K. C. , MAKEN S. , PHOR J. S.
Published: May 2016

Nb‐Nb2O5‐(Al, Ag, Sn, or Bi), indicate that the dominant carrier transport in these systems occurs by the Schottky conduction mechanism.
ChemInform Abstract: Lithium Intercalation in the Lamellar Dichalcogenides HfS2 and HfSe2
Authors: LE BAIL P. , DENIARD P. , TRICHET L.
Published: May 2016

is performed using a solution of BuLi in hexane (inert atmosphere, 1 week).
ChemInform Abstract: Synthesis and Ion‐Exchange Characteristics of Cerium(IV) Phosphomolybdate. Separation of Lead from Mercury, Copper, Magnesium, and Zinc.
Authors: JANARDANAN C. , NAIR S. M. K.
Published: May 2016

The novel thermally stable ion exchanger, mentioned in the title, is synthesized by adding (NH4)2Ce(NO3)6 solution to a mixture of Na3PO4 and Na2MoO4 solutions (molar ratio 2:1:1) with constant stirring and maintaining the pH at 1. The yellow crystalline material with the chemical composition of Ce:P:Mo = 1:2:1 is stable in 1 M HNO3 and H2SO4 but dissolves in NaOH.
ChemInform Abstract: Some Physical Properties of Undoped Amorphous Silicon Prepared by a New Chemical Vapor Deposition Process Using Iodosilanes.
Authors: TAMIZHMANI G. , COCIVERA M. , OAKLEY R. T. , DEL BEL BELLUZ P.
Published: May 2016

H2SiI2 (I) and HSiI3 (II) are prepared by reaction of H2SiPh2 and HSiPh3, resp., with HI in the presence of a AlI3 catalyst.
ChemInform Abstract: Amorphous Metallic Powders Prepared by Chemical Reduction of Metal Ions with Potassium Borohydride in Aqueous Solution.
Authors: CORRIAS A. , ENNAS G. , LICHERI G. , MARONGIU G. , PASCHINA G.
Published: May 2016

Amorphous metal‐metalloid powders are prepared by reduction of Fe2+, Co2+, and Ni2+ with KBH4 in aqueous solution (H2 atmosphere, ice bath).
ChemInform Abstract: Structure of 2,3‐Dihydro‐5‐nitro‐6‐phenyl‐1,4‐dithiin.
Authors: FERGUSON G. , KAITNER B. , BREWER A. D.
Published: May 2016

The X‐ray structure of the dihydrodithiin (I) (space group P21/c, Z=4) is determined.
ChemInform Abstract: Iodinanes with Iodine(III)‐Bound Homochiral Alkoxy Ligands: Preparation and Utility for the Synthesis of Alkoxysulfonium Salts and Chiral Sulfoxides.
Authors: RAY D. G. III , KOSER G. F.
Published: May 2016

The preparation of the first iodinanes with homochiral alkoxy ligands such as (III) is reported.
ChemInform Abstract: Intramolecular Diels‐Alder Reaction of a Sulfonyl‐Activated 1,3,9‐Triene.
Authors: WEICHERT A. , HOFFMANN H. M. R.
Published: May 2016

The eudesmane precursor (VI) is prepared stereoselectively by the procedure shown in the scheme (cf.
ChemInform Abstract: Base‐Promoted syn and anti 1,4‐Elimination Reactions by Reverse Stepwise Preassociation Mechanisms.
Authors: OELWEGARD M. + , AHLBERG P.
Published: May 2016

The DABCO‐promoted elimination of HCl from (I) or its diastereomer (IV) is stereospecific, whereas the methoxide‐promoted reaction is not.
ChemInform Abstract: Pyrolysis of Phenylnaphthalenedicarboxylic Anhydrides: Products of Ring Contraction and of Radical Cyclization.
Authors: ANDERSON M. R. , BROWN R. F. C. , COULSTON K. J. , EASTWOOD F. W. , WARD A.
Published: May 2016

Both the 8‐ and 3‐phenyl‐substituted 1,2‐naphthalenic anhydrides (III) and (VIII) are synthesized by pyrolysis of the corresponding 1‐naphthylmethyl propynoates (I) and (VI) through a new one‐step process of intramolecular Diels‐Alder addition/retro‐Diels‐Alder elimination of HC≡CH to give lactones (II) and (VII), respectively, followed by oxidation.
ChemInform Abstract: Photochemistry of s‐cis Acyclic 1,3‐Dienes.
Authors: SQUILLACOTE M. , SEMPLE T. C.
Published: May 2016

The mechanisms of isomerization of title compounds are established especially by use of the labeled s‐cis‐butadiene (I) by a range of photochemical and thermochemical experiments.
ChemInform Abstract: Liquid‐Crystalline Solvents as Mechanistic Probes. Part 38. Length‐ and Direction‐Specific Solute‐Solvent Interactions as Determined from Norrish II Reactions of p‐Alkylalkanophenones in Ordered Phases of n‐Butyl Stearate.
Authors: HE Z. , WEISS R. G.
Published: May 2016

The photolysis product ratios elimination/cyclization products and trans (II)/cis (II) are examined for a series of phenones such as (I) and (V) in the ordered and isotropic phases of the title ester (BS).
ChemInform Abstract: Chemistry of 1‐Carbena‐5‐hexyne and Related Intermediates.
Authors: FREEMAN P. K. , DANINO J. C. , STEVENSON B. K. , CLAPP G. E.
Published: May 2016

Thermolysis and photolysis of the lithium salt of the heptynone tosylhydrazone (I) yield the cyclization product (II), together with the alkenynes (III) ‐ (V).
ChemInform Abstract: Kinetics and Mechanism of Oxidation of Organic Sulfides and Olefins by a Molybdenum Peroxopolyoxoanion.
Authors: ARCORIA A. , BALLISTRERI F. P. , SPINA E. , TOMASELLI G. A. , TOSCANO R. M.
Published: May 2016

The Mo complex A) is prepared from H3PMo12O40 and cetylpyridinium chloride followed by treatment with 35% H2O2.
ChemInform Abstract: Reaction of Nitro Compounds Towards Grignard Reagents. A General Method of Synthesis of N‐Alkyl‐ or N‐Aryl‐N‐propargylhydroxylamines.
Authors: BARTOLI G. , PALMIERI G. , PETRINI M. , BOSCO M. , DALPOZZO R.
Published: May 2016

The reaction between nitro compounds (IV) and the Grignard reagent (III) leads to prevalent 1,2‐adducts (V) which can be reduced to the corresponding hydroxylamino derivatives (VI).
ChemInform Abstract: Synthesis and Characterization of the f(1.2) Molecular Fractal, 5,5‐Bis(3′,3′‐dimethylbutyl)‐2,2,8,8‐tetramethylnonane.
Authors: MENDENHALL G. D. , LIANG S. X. , CHEN E. H.‐T.
Published: May 2016

Grignard reaction of the carbonate (II) with the alkylmagnesium chloride (I) yields the tertiary alcohol (III) which is quantitatively converted to the corresponding chloride (IV).
ChemInform Abstract: Enantiomerically Pure β,γ‐Epoxyesters from β‐Hydroxylactones: Synthesis of β‐Hydroxyesters and (‐)‐GABOB.
Authors: LARCHEVEQUE M. , HENROT S.
Published: May 2016

The enantiomeric epoxyesters (‐)‐(III) and (+)‐(III), obtained from the butanolides (S)‐(I) and (R)‐(I), react with cuprates to give the title esters (V) and (VII).
ChemInform Abstract: Studies on Quinones. Part 19. Improved Synthesis of 2‐Nitro‐1,4‐benzoquinone and Its Reaction with Nucleophiles.
Authors: POLGATTI V. , VALDERRAMA J. A. , TAPIA R.
Published: May 2016

Oxidation of nitrohydroquinone (II), prepared by saponification of the benzoate (I), with nitric acid/manganese dioxide generates the unstable nitro‐p‐benzoquinone (III) which is trapped with nucleophiles.
ChemInform Abstract: Reactions of Hexamethyldisilazanes with Derivatives of Cyclic and Acyclic Carboxylic Acids.
Authors: NISHIYAMA K. , FUJII M. , SUGAWARA T.
Published: May 2016

Phthalic anhydride (I) and phthaloyl chloride (V) react with the disilazanes (II) in chlorobenzene to give the phthalimides (IV) via the intermediates (III) and (VI).
ChemInform Abstract: A Convenient Method for the Preparation of N‐Methoxy Amides.
Authors: EINHORN J. , EINHORN C. , LUCHE J.‐L.
Published: May 2016

o‐Allylbenzoic acid (I) and salicylic acid (IV) are treated with the amines (II) or (V) in the presence of phosphonium salts generated in situ to produce the carboxamides (III) or (VI).
ChemInform Abstract: Halogen Atom Transfer Annulations Involving Iodomalonates and Allylamine Derivatives.
Authors: FLYNN D. L. , ZABROWSKI D. L.
Published: May 2016

Reaction of allyl iodomalonate (I) with the allylamines (II) of low nucleophilic character results in a carbon radical‐initiated cyclization followed by base‐induced ring closure, forming the fused pyrrolidines (III).
ChemInform Abstract: Reactivity of Secondary, Cross‐Conjugated Keto Enamines Towards Electrophilic Diazenes.
Authors: BENEDETTI F. , FORCHIASSIN M. , PISPISA G. , NITTI P. , PITACCO G. , RUSSO C. , VALENTIN E.
Published: May 2016

The keto enamine (I) reacts with the diazenes (II) to give the products (III) which undergo an acid‐catalyzed rearrangement to provide the isomers (IV).
ChemInform Abstract: Regiospecific Synthesis of 2‐Substituted 1,2,4‐Triazoles Involving Isomerization of the Corresponding 4‐Substituted Compounds.
Authors: SMITH K. , SMALL A. , HUTCHINGS M. G.
Published: May 2016

The 4‐substituted 1,2,4‐triazoles (I) are rearranged in the presence of the corresponding alkyl or phenacyl halides as the catalyst to yield the 2‐substituted 1,2,4‐triazoles (II).
ChemInform Abstract: Thiatriazoles. Part 7. 3‐Aroxy‐1,2,4‐dithiazol‐5‐imides of 5‐Amino‐1,2,3,4‐thiatriazole.
Authors: GRAUBAUM H. , COSTISELLA B. , RAMM M. , SCHULZ D.
Published: May 2016

The reaction between 5‐amino‐1,2,3,4‐thiatriazole (I), which is readily accessible from thiosemicarbazide and nitrous acid, and the aryl thiochloroformates (II) affords the unstable but isolable title compounds (III).
ChemInform Abstract: One‐Pot Synthesis of Perfluoroalkylated 4‐Fluoropyridines via N‐Sily‐1‐azaallyl Anion.
Authors: KONAKAHARA T. , SATOH M. , HARUYAMA T. , SATO K.
Published: May 2016

The azaallyl anions (III) mentioned in the title are generated by reaction of the carbanion (I) with the benzonitriles (II).
ChemInform Abstract: Azo‐Bridges of Azines. Part 10. A New Way to Carbocycles with Parallel Neighbouring N=N/C=C Bonds.
Authors: HUENIG S. + , KRAFT P.
Published: May 2016

Nitrogen extrusion from the easily accessible triazoline (I) on acidic solid phases results in the formation of the aziridine (II) together with the new system (III) possessing parallel N=N and C=C bonds.
ChemInform Abstract: An Improved Preparation of 9‐Oxabicyclo(3.3.1)nona‐2,6‐diene.
Authors: EATON P. E. , MILLIKAN R.
Published: May 2016

Oxidation of 1,5‐cyclooctadiene (I) with performic acid yields a mixture of the diols (II) and (III) which is further converted to the mesylates (V) and (VI).
ChemInform Abstract: The β‐Effect: Changing the Ligands on Silicon.
Authors: BROOK M. A. , NEUY A.
Published: May 2016

The addition reaction of bromine to the β‐silylstyrenes (I) is monitored by NMR analysis.
ChemInform Abstract: Approaches to Orthogonally Fused Conducting Polymers for Molecular Electronics.
Authors: TOUR J. M. , WU R. , SCHUMM J. S.
Published: May 2016

Recently it is suggested that molecules that contain a proconducting (nondoped or nonoxidized system, hence insulating) polymer that is fixed at a 90° angle via a nonconjugated σ‐bonded network to a conducting (doped or oxidized system) shall exhibit properties that will make it suitable for interconnection into future molecular electronic devices.
ChemInform Abstract: Synthesis of Organosilalactams.
Authors: KHANANASHVILI L. M. , AKHOBADZE D. SH. , DZHANIASHVILI L. K. , ANDRONIKASHVILI G. G.
Published: May 2016

Reaction of acrylamide (I) with the diorganylchlorosilanes (II) produces the silalactams (III), together with the disilabislactams (IV) as by‐products.
ChemInform Abstract: Synthesis and Reactions of Phosphine‐Boranes. Synthesis of New Bidentate Ligands with Homochiral Phosphine Centers via Optically Pure Phosphine‐Boranes.
Authors: IMAMOTO T. , OSHIKI T. , ONOZAWA T. , KUSUMOTO T. , SATO K.
Published: May 2016

Secondary and tertiary phosphine‐boranes such as (III) are synthesized in a one‐pot reaction from the phosphine oxides (I) or corresponding chlorophosphines.
ChemInform Abstract: Reaction of Red Phosphorus with Electrophiles in Superbasic Systems. Part 1. Tris(Z‐styryl)phosphine and Its Derivatives.
Authors: GUSAROVA N. K. , TROFIMOV B. A. , RAKHMATULINA T. N. , MALYSHEVA S. F. , TATARINOVA A. A. , SINEGOVSKAYA L. M. , VORONKOV M. G.
Published: May 2016

Reactions of the title phosphine (I), leading to the phosphine chalcogenides (II) and (IV), the phosphonium iodides (VI), and the complex (VIII) are performed as shown in the reaction scheme.
ChemInform Abstract: Evidence for the Rearrangement of P‐Chlorophosphirenium Ions to P‐Vinylphosphenium Ions.
Authors: WEISSMAN S. A. , BAXTER S. G.
Published: May 2016

The phosphenium salt (I) is coupled with the alkynes (II) to give the tautomeric salts (III) and (IV) which is rearranged to yield the vinylphosphenium cations (V).
ChemInform Abstract: Photoreactions of Cyclotetrasilane and Cyclotetragermane in the Presence of Azobenzenes.
Authors: SAKAKIBARA A. , TSUMURAYA T. , KABE Y. , ANDO W.
Published: May 2016

Irradiation of octaphenylcyclotetrasilane (I) in the presence of the azobenzenes (II) gives the tetrasilanaphthalene derivatives (III).
ChemInform Abstract: Chemistry of Phosphido‐Bridged Dimolybdenum Complexes. Part 5. Synthesis and Protonation of a Phosphido‐Bridged Dimolybdenum Complex Containing a Terminal Alkyne Ligand: X‐Ray Crystal Structures of (Mo2(μ‐PPh2)2(CO)(η‐C2Me2)(η‐C5H5)2) and (Mo2(μ‐CO)(μ‐PPh2)(μ‐Ph2PC(Me)=CHMe)(η‐C5H5)2)(BF4).
Authors: CONOLE G. , MCPARTLIN M. , MAYS M. J. , MORRIS M. J.
Published: May 2016

P2Ph4, prepared in situ, reacts with (I) affording the structurally unusual title complex (IV) together with seven minor products (dinuclear complexes) in yields between 0.4 and 7%.
ChemInform Abstract: Chemistry of Phosphido‐Bridged Dimolybdenum Complexes. Part 6. The Insertion of Allene into Coordinated μ‐Vinyl and η3‐Allyl Ligands; X‐Ray Crystal Structures of (Mo2(η‐C5H5)2(μ‐PMe2)(η3‐CH2C(CH2)C(Me)=CH2)(CO)3) and (Mo2(η‐C5H5)2(.mu±eta.5‐CH2C(CH2)C(Me)=CH2)(μ‐PMe2)(CO)2).
Authors: CONOLE G. , HENRICK K. , MCPARTLIN M. , HORTON A. D. , MAYS M. J. , SAPPA E.
Published: May 2016

Prolonged photolysis of (I) in the presence of allene (II) gives new products (III) (P21/c, Z=4) and (IV) (P212121, Z=4) formed by further reaction of the initially generated complexes (Va) and (VI) (mechanism).
ChemInform Abstract: Synthetic Studies on Cobalt Carbonyl Complexes Containing Antimony and Bismuth. Crystal Structures of (SbO(OH)(Co(CO)3L)2)(L: PPh3 or P(C6H4Me‐p)3).
Authors: CLEGG W. , COMPTON N. A. , ERRINGTON R. J. , HOCKLESS D. C. R. , NORMAN N. C. , RAMSHAW M. , WEBSTER P. M.
Published: May 2016

The effect of the Co:Bi ratio in the reactions of (I) with (II) on the resulting products and their conversions into one another are discussed.
ChemInform Abstract: Stereospecific Approach to 3‐Oxocen‐7‐ones via Aliphatic Claisen Rearrangement. Synthesis of (+)‐(2R,8S)‐ and (+)‐(2R,8R)‐Lauthisan.
Authors: PAQUETTE L. A. , SWEENEY T. J.
Published: May 2016

A general synthetic route is evaluated for the preparation of the title compounds (VII) and (XI).
ChemInform Abstract: Steroids and Related Studies. Part 86. Some 12a‐Aza‐C‐homosteroids.
Authors: KUMAR M. , RUNGTA A. K. , BHARDWAJ T. R. , SINGH H.
Published: May 2016

In connection with the study of azasteroidal neuromuscular blockers the preparation of compound (I), which may be converted to the corresponding quaternary derivative, is envisaged.
ChemInform Abstract: A Facile Synthesis of N‐Protected Statine and Its Analogue via Stereoselective Iodolactamization.
Authors: TAKAHATA H. , YAMAZAKI K. , TAKAMATSU T. , YAMAZAKI T. , MOMOSE T.
Published: May 2016

The stereoselective iodolactamization of the chiral methyl thioimidate (I) yields the pyrrolidone (II) which reacts with Grignard reagents such as (III) to give the isobutyl compound (IV).
ChemInform Abstract: Synthesis of Compounds of Carbohydrates with Phenoxyborane ‐ Glycophenoxyboranes.
Authors: GERTSEV V. V. , ROMANOV YU. A.
Published: May 2016

Reaction of methyl β‐D‐glucopyranoside (I) with phenol (II) and excess trimethyl borate (III) leads to the formation of the cyclic borates (IV) or (V) depending on the amount of phenol used.
ChemInform Abstract: Construction of the Tricyclic Skeleton of Colchicine via 1,3‐Dipolar Cycloaddition.
Authors: LUPI A. , PATAMIA M. , ARCAMONE F.
Published: May 2016

Pyrolysis of the alcohol mixture (IX), gives rise to the single cycloadduct (X) which constitutes the basic skeleton of the colchicin system.
ChemInform Abstract: The Pyrrolizidine Alkaloid Otosenine. Reinvestigation of the Crystal Structure.
Authors: WIEDENFELD H. , ROEDER E. + , KNOCH F.
Published: May 2016

The X‐ray structure of the alkaloid (I) (space group P212121, Z=4) is reported.
ChemInform Abstract: Prostaglandins and Prostaglandin Intermediates. Part 25. Synthesis of PGF2α Intermediates by Addition of 1‐Metalated Hept‐1‐ynes to a Substituted Cyclopentanecarbaldehyde Bearing Already the Complete Carboxylic Side Chain.
Authors: MAHRWALD R. , SCHICK H. , VASIL'EVA L. L. , PIVNITSKII K. K. , WEBER G. , SCHWARZ S.
Published: May 2016

Swern oxidation of the tris(trimethylsilyl) ether (V) proceeds with high selectivity to yield the aldehyde (VI) leaving the two protected secondary hydroxy groups intact.
ChemInform Abstract: Molten Alkali‐Metal Polychalcogenides as Reagents and Solvents for the Synthesis of New Chalcogenide Materials
Authors: KANATZIDIS M. G.
Published: May 2016

Review: (synthesis and structure of new polychalcogenides of Ti, Cu, Au, Hg, and Sn.
ChemInform Abstract: Fabrication of Thin, Freestanding, Single‐Crystal, Semiconductor Membranes
Authors: LEE K. C.
Published: May 2016

Review: (description and comparison of various techniques developed for the production of such membranes.
ChemInform Abstract: A Study of the Structural Stability of TiC, TiN, and TiO in the Pressure Range up to 65 GPa Using Synchroton Radiation
Authors: CHRISTENSEN A. N. , GERWARD L. , OLSEN J. S. , STEENSTRUP S.
Published: May 2016

shows that the cubic NaCl‐type structures of the title compounds are retained in the pressure range studied.
ChemInform Abstract: Local Structure of xAl2O3·(1‐x)NaPO3 Glasses: An NMR and XPS Study.
Authors: BROW R. K. , KIRKPATRICK R. J. , TURNER G. L.
Published: May 2016

The MAS NMR and XPS results obtained for a series of xAl2O3·(1‐x)NaPO3 glasses with 0 ≤ x ≤ 0.25 are reported and the structural changes resulting from the Al2O3 addition are correlated with changes in the properties of the glasses.
ChemInform Abstract: Change of the Anodic Oxide Films of Tungsten During the Electrochromic Reaction.
Authors: OHTSUKA T. , GOTO N. , SATO N.
Published: May 2016

Composition and electrochromic behavior of thin oxide films, formed anodically on a W electrode at 1.0 V (RHE) in 0.1 M H2SO4 and HClO4 solutions, are examined using in situ ellipsometry and Raman spectroscopy.
ChemInform Abstract: Surface Active Sites of V2O5‐SnO2 Catalysts
Authors: OKADA F. , SATSUMA A. , FURUTA A. , MIYAMOTO A. , HATTORI T. , MURAKAMI Y.
Published: May 2016

are studied for catalysts, prepared either from Sn(OH)2 or from SnO, by means of XRD, IR, ESR, XPS, SIMS, and temp.‐programmed desorption of NH3.
ChemInform Abstract: Matrix IR Spectra of the Products from Photochemical Reactions of P4 with O3 and Decomposition of P4O6.
Authors: MIELKE Z. , ANDREWS L.
Published: May 2016

The products formed by matrix photochemical reaction of P4 with O3 and in discharged Ar/P4O6 mixtures are studied in solid argon.
ChemInform Abstract: Preparation of Strontium Titanate Thin Film on Titanium Metal Substrate by Hydrothermal‐Electrochemical Method.
Authors: YOO S. E. , HAYASHI M. , ISHIZAWA N. , YOSHIMURA M.
Published: May 2016

Polycrystalline SrTiO3 thin films are deposited on Ti‐electrodes at 100‐200 °C under saturated vapor pressure using a 1‐5 N Sr(OH)2 electrolyte and a current density of 5‐25 mA/cm2.
ChemInform Abstract: Novel Cu6O15 “Bowls” in Seven New Barium Copper Oxides: M6Ba46Cu24O84 (M: Al, Si, Ti, Fe, Ga, Ge, Zr).
Authors: VERNOOY P. D. , DIXON M. A. , HOLLANDER F. J. , STACY A. M.
Published: May 2016

Large, high‐quality single crystals of Al6Ba46Cu24O84 are obtained from a Ba(OH)2‐BaCl2 flux containing Al2O3 and CuO (750 °C, 5 h, slow cooling).
ChemInform Abstract: The Asymmetric Epoxidation of Divinyl Carbinols: Theory and Applications.
Authors: SMITH D. B. , WANG Z. , SCHREIBER S. L.
Published: May 2016

The asymmetric epoxidation of symmetric divinyl carbinols such as (I) is illustrative of a reaction process that combines an initial asymmetric synthesis with a subsequent kinetic resolution to provide products with extraordinary levels of enantiomeric purity.
ChemInform Abstract: Stereoselectivity in the Addition of Bromine to 3,3′‐Spirobinaphtho(2,1‐b)pyran (I).
Authors: DEAN F. M. , PRAKASH L. , VERMA S. S. , MITAL R. L.
Published: May 2016

The title compound (I) adds bromine stereoselectively to give tetrabromide (IIIa) which in warm MeOH (II) (and similar in EtOH) affords (IIIb) (or (III) with Z: ‐O‐Et).
ChemInform Abstract: Reactions of TCNE with Isomeric 2,4‐Hexadienes.
Authors: O'SHEA K. E. , FOOTE C. S.
Published: May 2016

The selectivity of tetracyanoethene (IV) in the cycloaddition reaction with the 2,4‐hexadienes (I) ‐ (III) is investigated.
ChemInform Abstract: Kinetics of the Thermolysis of (n.2.2)Propellanes and Related Compounds. Mechanism of the Thermolysis of Bicyclo(2.2.0)hexanes.
Authors: WIBERG K. B. , CARINGI J. J. , MATTURRO M. G.
Published: May 2016

Title compounds (I), (III), (V), and (VII) studied rearrange cleanly to give exclusively ((I), (III)) or mainly ((V), (VII)) the products indicated (see scheme).
ChemInform Abstract: Selective C‐O Bond Cleavage of Allylic Esters Using (MoH4(Ph2PCH2CH2PPh2)2) Under Light Irradiation to Give Hydridocarboxylatomolybdenum(II) Complexes.
Authors: ITO T. , MATSUBARA T. , YAMASHITA Y.
Published: May 2016

The title reaction is investigated for a series of allyl carboxylates such as (II) in order to get insight into the mechanistic aspects of catalytic alkyl allylation utilizing molybdenum complexes.
ChemInform Abstract: Catalytic Palladium‐Mediated Tetraene Carbocyclizations: Enamine Trapping Reagents.
Authors: TAKACS J. M. , ZHU J.
Published: May 2016

The tetraenes (I) react with the enamine (II) in the presence of palladium diacetate and a phosphine ligand to form the allylvinylcyclopentanes (III).
ChemInform Abstract: IR Spectrum of Triplet Phenylnitrene. Origin of Didehydroazepine in Low‐Temperature Matrices.
Authors: HAYES J. C. , SHERIDAN R. S.
Published: May 2016

It is shown that the title triplet nitrene (II) is the major primary photoproduct of (I) at low temp. in all matrices.
ChemInform Abstract: Syntheses in the Isocamphane Series. Part 33. The Synthesis of Norbornane Derivatives with Fungicidal Activity.
Authors: BUCHBAUER G. , SPREITZER H. , PUERINGER C. +
Published: May 2016

Various bicyclic primary amines, e.g. (II) or (VII), prepared by conventional methods, are coupled with the (thio)carbamoyl chlorides (III) or sodium cyanate (V) to produce the corresponding (thio)ureas, e.g. (IV), (VI), (VIII), or (IX).
ChemInform Abstract: Synthesis, Coordination Chemistry and Mass Spectrometric Fragmentation of New N‐(Thiocarbamoyl)‐benzamidines.
Authors: HARTUNG J. , WEBER G. , BEYER L. , KIRMSE K. , STACH J.
Published: May 2016

Nine title compounds of type (III) and of type (VI), substituted in ortho, meta and para position of the phenyl ring are prepared.
ChemInform Abstract: A Convenient Synthesis of 2‐Aminonaphthalene‐1‐thiol.
Authors: BELICA P. S. , MANCHAND P. S.
Published: May 2016

In connection with the industrial synthesis of the calcium channel blocker (VI) related to Diltiazem, large‐scale approaches to the synthesis of 2‐aminonaphthalene‐1‐thiol (V) are investigated.
ChemInform Abstract: Ring Transformation of Phenacylidenepyrrolidines: Regioselective Formation of 3‐ and 5‐Aminopropylisoxazoles by Variation of the N‐Substituent.
Authors: DANNHARDT G. , EIBLER E. , OBERGRUSBERGER I.
Published: May 2016

The (benzoylmethylene)pyrrolidine (I) is N‐substituted to give the derivatives (III).
ChemInform Abstract: Quinazoline by Electrocyclic Ring Closure of 1,3‐Diaza‐1,3‐dienes.
Authors: ROSSI E. , CELENTANO G. , STRADI R. , STRADA A.
Published: May 2016

The phosphine imide (I) is coupled with the aldehydes (II) to generate the imines (IV) as intermediates which form the dihydroquinazolines (V) and the quinazolines (VI).
ChemInform Abstract: Syntheses Starting with Dimethylpyrazoles. Part 9. Synthesis and Spectral Characteristics of Isomeric Pyrazolo(3′,4′‐5,6)‐ and (5′,4′‐5,6)pyrimido(1,2‐h)benzo(d,e)isoquinoline‐4,12‐diones.
Authors: PEREVALOV V. P. , ANDREEVA M. A. , BARYSHNENKOVA L. I. , GURVICH V. YA. , STEPANOV B. I.
Published: May 2016

The 4‐aminopyrazole‐3‐carboxamide (I) reacts with the naphthalic anhydrides (II) to give the naphthalimides (III) which are cyclized in sulfuric acid, producing the fused system (IV).
ChemInform Abstract: 5,6‐Dihydro‐6‐methoxy‐2H‐pyran‐3(4H)‐one, a Building Block for the Syntheses of CNS Agents.
Authors: EIDEN F. , WUENSCH B. +
Published: May 2016

The pyranone (I) mentioned in the title is subjected to various reactions.
ChemInform Abstract: New High Yield Syntheses of Cyclams Using the Crab‐Like Cyclization Reaction.
Authors: BRADSHAW J. S. , KRAKOWIAK K. E. , IZATT R. M. , ZAMECKA‐KRAKOWIAK D. J.
Published: May 2016

The diamines (I) react with chloroacetyl chloride (II) to form the bis‐amides (III) which are cyclized with the diamines (IV), producing the macrocyclic bisamides (V).
ChemInform Abstract: First Electrophilic Substitution of (‐)‐Agroclavine, Indoramine, Phenothiazine, Chlorpromazine, Imidodibenzyl, Imipramine, and Phenazone with Triethyl Orthoformates as an a1‐Synthon.
Authors: PINDUR U. , WITZEL H.
Published: May 2016

Indoramine hydrochloride (I), phenothiazine (IV), and the iminobibenzyl (VII) are generally formylated upon treatment with triethyl orthoformate (II) in the presence of (Lewis) acids.
ChemInform Abstract: Aza‐Crown Ethers with Quinone Side Chains: Synthesis, Complexation, and Protonation.
Authors: OSSOWSKI T. , SCHNEIDER H.
Published: May 2016

Synthesis and UV/VIS spectra of the crown ethers (III), (V), (VI) and (VIII) are described.
ChemInform Abstract: Reaction Behaviour of 4‐Amino‐Substituted 1,2‐Naphthoquinones Under Mannich Conditions.
Authors: MOEHRLE H. + , SCHULTE HERBRUEGGEN C. +
Published: May 2016

The 4‐amino‐1,2‐naphthoquinones (I) are coupled with the iminium perchlorates (II) to yield the corresponding 3‐aminomethylated derivatives in the form of their ammonium salts (III).
ChemInform Abstract: 9‐Diazo‐10,10‐dimethyl‐9,10‐dihydro‐2‐aza‐10‐silaanthracene and 9,10‐Dihydro‐10,10‐dimethyl‐4′‐oxospiro(2‐aza‐10‐silaanthracen‐9,2′‐azetidine).
Authors: VARLAMOV A. V. , KANDZHI P. , FOMICHEV A. A. , ALIEV A. E. , KOROLEVA O. I. , PROSTAKOV N. S.
Published: May 2016

The aminoazasilaanthracene (I) is coupled with methyl chloroformate (II) to give the urethane (III) which is converted to the diazoazasilaanthracene (VI) via the nitroso compound (V).
ChemInform Abstract: Transition‐Metal Complexes of P‐Rich Phosphanes and Silylphosphanes. Part 3. Complex Compounds (t‐Bu)3P9·Cr(CO)5 and (t‐Bu)3P9·2 Cr(CO)5 Derived from Nonaphosphane(3) (t‐Bu)3P9.
Authors: FRITZ G. , SCHNEIDER H.‐W. , HOENLE W. + , VON SCHNERING H. G.
Published: May 2016

31P NMR spectra as well as crystal structure determinations confirm the formation of the complexes (III) (space group P21/n, Z=4) and (IV) (Pbcn, Z = 8) in the reaction of the nonaphosphane (I) with (II) depending on the molar ratio.
ChemInform Abstract: 1‐Octyne and 4‐Octyne Complexes of Tungsten. Crystal Structures of (WCl4(H‐CC‐n‐C6H13)(CH3CN)) and (WCl4(n‐C3H7‐CC‐n‐C3H7)(CH3CN)).
Authors: FENSKE D. , BAUM G. , HOFACKER P. , DEHNICKE K.
Published: May 2016

The reactions of WCl6 with excess of the octynes produces complexes (WCl4(octyne))2 in 58 and 73% yield, which are dimerized by chloro bridges.
ChemInform Abstract: Complexes of Ligands Derived from the Condensation of 2‐Formyl‐ or 2‐Acetylpyridine with Ethanolamine and the Formation of Two Rearrangement Products; X‐Ray Crystal Structures of Mn(L1)2(NCS)2, (Mn(L1)(NCS)2)x, (Cu(L1)(H2O)2(ClO4))2(ClO4)2, (Zn(L1)(H2O)2(ClO4))2(ClO4)2 and (Mn(L3)(L4))2(ClO4)4·2 EtOH (L1: N‐(2‐hydroxyethyl)‐2‐pyridinecarboxaldimine, L3: N‐(2‐hydroxyethyl)‐methyl‐2‐pyridylketimine, L4: (Z)‐1,3‐di(2‐pyridyl)but‐2‐enone).
Authors: BROOKER S. , MCKEE V.
Published: May 2016

Four complexes of (I), prepared from pyridinecarbaldehyde and ethanolamine, are characterized by X‐ray diffraction: (IV) crystallizes in Pna21 with Z=4, the linear chain polymer (VI) in I2/a with Z = 8 and both the compounds (VIII) in C2/c with Z=4.
ChemInform Abstract: A Tetraazamacrocycle Functionalized with Pendant Pyrazole Groups: Synthesis of the Octadentate Ligand 1,4,7,10‐Tetrakis(1‐pyrazolylmethyl)‐1,4,7,10‐tetraazacyclododecane (L) and Its Transformation to the Ligand 1,4,7‐Tris(1‐pyrazolylmethyl)‐10‐((ethyloxy)methyl)‐1,4,7,10‐tetraazacyclododecane (L′). Structural Characterizations of the Complexes (NiL)I2, (NiL′)(BPh4)2·2(CH3)2CO, and (ZnL′)(BPh4)2·(CH3)2CO.
Authors: DE MARTINO NORANTE G. , DI VAIRA M. , MANI F. , MAZZI S. , STOPPIONI P.
Published: May 2016

The potentially octadentate ligand (III) reacts with NiI2 to give (VIb), crystallizing in C2/c with Z=4.
ChemInform Abstract: Composition of Yamamoto′s Reagent: “RCu·BF3”.
Authors: LIPSHUTZ B. H. , ELLSWORTH E. L. , DIMOCK S. H.
Published: May 2016

It is shown by both spectroscopic and chemical experiments that the success of the title reagent, derived by treatment of CuI with organolithium followed by BF3·OEt2 and written as RCu·BF3, is effected by the presence of LiI in the medium and that RCu·BF3 is in fact not the species that effects C‐C bond formation.
ChemInform Abstract: New Aspects of Chiral Heteroorganocuprates and an X‐Ray Crystal Structure with Unprecedented Magnesium‐Sulfur Bonds.
Authors: KNOTTER D. M. , SMEETS W. J. J. , SPEK A. L. , VAN KOTEN G.
Published: May 2016

With the view to synthesizing heterocuprates with transferable groups, which serve as excellent reagents for the formation of new C‐C bonds in organic synthesis, the reaction of the trimeric Cu(I) thiophenolate (I) with dimesitylmagnesium (II) and mesitylcopper (IV) are investigated.
ChemInform Abstract: Metal Complexes of Benzodiazepines. Part 1. Synthesis, Crystal Structure, and Characterization in Solid and Solution of trans‐Dichloro(7,8‐dichloro‐2,3‐dihydro‐2,2,4‐trimethyl‐1H‐1,5‐benzodiazepine)(tri‐n‐propylphosphine)palladium(II).
Authors: AVERSA M. C. , GIANNETTO P. , BRUNO G. , CUSUMANO M. , GIANNETTO A. , GEREMIA S.
Published: May 2016

The title complex (III), the first example of a metal complex of 1,5‐benzodiazepines, crystallizes in P21/n with Z=4.
ChemInform Abstract: 1,1‐Dichlorocyclopropane Derivatives of α and β Ionones. Structure Determination of 3R,3′S‐Bis(3‐methyl‐5‐(1′,3′,3′‐trimethylcyclohex‐1′‐en‐2′‐yl)‐2(1H)‐furanone).
Authors: DIAZ E. , TOSCANO R. A. , ALVAREZ A. , SHOOLERY J. N. , JANKOWSKI K.
Published: May 2016

The intermediate dichlorocarbene, generated from chloroform, adds to (I) to give the adduct (III) (space group P21/a; Z=4).
ChemInform Abstract: Synthesis of and Reactivity Studies with 19‐Peroxide Androstenedione Derivatives: Analogues of a Proposed Aromatase Intermediate.
Authors: COLE P. A. , ROBINSON C. H.
Published: May 2016

The ozonolysis of the estrenediones (IV) to give the aldehyde (VI) is investigated in a series of experiments with varying reaction conditions.
ChemInform Abstract: Investigations on Regioselectivity of Wittig‐Horner and Reformatsky Reactions on Selected 3,17‐Dioxo Steroids.
Authors: WEISS D. , HOBE S. , BECKERT R. , KLEMM D. , SCHELLER D. , GRUNER M.
Published: May 2016

In Reformatsky synthesis the oxo group in 3‐position of compounds (I) and (IX) predominantly reacts yielding (III) and (X), whereas in the Wittig‐Horner olefination are differences in the regioselectivity.
ChemInform Abstract: The Synthesis of (2S,3R)‐2‐Hydroxymethylpiperidin‐3‐ol, a Fragment of the Alkaloid Swainsonine.
Authors: MOCERINO M. , STICK R. V.
Published: May 2016

Title compound (XI) is synthesized in order to test its use as inhibitor of α‐D‐mannosidase.
ChemInform Abstract: Stereoselective Synthesis of the Quettamine Skeleton.
Authors: DIRNBERGER D. , WIEGREBE W.
Published: May 2016

8‐Methoxyisoquinoline (I) is converted to the N‐oxide (II) and then chlorinated to yield the regioisomeric chloromethoxyisoquinolines (III) ‐ (V).
ChemInform Abstract: Synthetic Studies on New Sugar Oxetanose: Synthesis of D‐Erythrooxetanose and Its Reaction with Silylated Adenine Derivatives.
Authors: NISHIYAMA S. , OHGIYA T. , YAMAMURA S. , KATO K. , NAGAI M. , TAKITA T.
Published: May 2016

Starting with the protected D‐glucose (I), the derivative (IV) of the new sugar oxetanose is synthesized in a multi‐step reaction sequence.
ChemInform Abstract: 3‐(Cyclohexenonyl)‐4‐(4‐hydroxyphenyl)hexanes: Antiandrogenes Derived from the Estrogen Hexestrol.
Authors: SCHILLER C.‐D. , SCHNEIDER M. R. , VON ANGERER E.
Published: May 2016

d,l‐Hexestrol (VIIIa) and the meso‐isomer (VIIIb) are selectively mono‐O‐methylated to form the phenol ethers (IX).
ChemInform Abstract: An Enantioselective Synthesis of (+)‐Bostrycin Leading to a Revision of the Absolute Configuration of Its Natural Antipode.
Authors: LARSEN D. S. , STOODLEY R. J.
Published: May 2016

(+)‐Bostrycin (+)‐(VII) is synthesized via an asym.
ChemInform Abstract: Synthesis of N‐(Phenylsulfonyl)‐CI, N‐((tert.‐Butyloxy)carbonyl)‐CI, CI‐CDPI1, and CI‐CDPI2: CC‐1065 Functional Analogues Incorporating the Parent 1,2,7,7a‐Tetrahydrocycloprop(1,2‐c)indol‐4‐one (CI) Left‐Hand Subunit.
Authors: BOGER D. L. , WYSOCKI R. J. JUN. , ISHIZAKI T.
Published: May 2016

The title compounds (IV) which constitute stable derivatives of the cyclopropylcyclohexadienone ring system of the CC‐1065 left‐hand subunit and the functional analogues of the antitumor‐antibiotic CC‐1065, viz.
ChemInform Abstract: Pheromone Synthesis. Part 119. A New Synthesis of the Four Stereoisomers of 3,11‐Dimethyl‐2‐nonacosanone, the Female‐Produced Sex Pheromone of the German Cockroach.
Authors: MORI K. , TAKIKAWA H.
Published: May 2016

Coupling of the synthons (S)‐(+)‐(V) and (+)‐(XI) and subsequent elaboration of the ether (XIV) gives the naturally occurring stereoisomer (XV) of the title pheromone with 39% overall yield from (R)‐citronellol (I) and 2.6% overall yield from the ester (VI).
ChemInform Abstract: Modified Chromium/Silica Gel Catalysts: Impregnation of the Silica Gel with Titanylacetylacetonate and Comparison with Chromium on SiO2 and TiO2.
Authors: REBENSTORF B. , ANDERSSON S. L. T.
Published: May 2016

Samples of TiO2 supported on silica gel with Ti contents in the range 0.2‐2 mmol Ti/g SiO2 are prepared by impregnation of silica gel with titanylacetylacetonate‐EtOH and characterized by XRD, ESCA, FTIR, and surface‐area measurements.
ChemInform Abstract: Structure of Fluoroaurates(V) of Alkaline Earth Elements.
Authors: POPOV A. I. , VAL'KOVSKII M. D. , KISELEV YU. M. , CHUMAEVSKII N. A. , SOKOLOV V. B. , SPIRIN S. N.
Published: May 2016

The title compounds M(AuF6)2 (M: Mg, Ca, Sr, Ba) are prepared by reacting MF2, Au and KrF2 in anhydrous HF at 0‐20 °C. Their structures are elucidated by Raman spectroscopy and by powder XRD.
ChemInform Abstract: Synthesis of Alcohols from Carbon Oxides and Hydrogen. Part 20. The Thermodynamic Constraints in Higher Alcohol Synthesis Over Cs‐Promoted ZnCr‐Oxide Catalyst.
Authors: TRONCONI E. , FORZATTI P. , PASQUON I.
Published: May 2016

The a posteriori thermodynamic analysis of the title reaction is used to show that the following reactions are subject to thermodynamical constraints under the typical conditions of synthesis: 1. formation of MeOH, 2. water‐gas shift reaction, 3. formation of HCOOMe and possibly of higher methyl esters, 4. hydrogenation of aldehydes to primary alcohols, 5. hydrogenation of ketones to secondary alcohols, and 6. ketonization reactions.
ChemInform Abstract: Stereochemical Observation on the Enantioselective Hydrolysis Using Pseudomonas fluorescens Lipase.
Authors: XIE Z.‐F. , SUEMUNE H. , SAKAI K.
Published: May 2016

The optical resolution of the endo‐acetate (I) is achieved using PFL.
ChemInform Abstract: A New Method for a Kinetic Study of Reactions Between Diisocyanates and Alcohols. Part 1. Symmetrical Diisocyanates.
Authors: CARACULACU A. A. , AGHERGHINEI I. , GASPAR M. , PRISACARIU C.
Published: May 2016

By the use of high performance liquid chromatography (HPLC) the variation of all species which appears during the reaction given in the scheme is examined at various time intervals.
ChemInform Abstract: Diels‐Alder Reactions Between Dienamides and Quinones: Stereochemistry of the Cycloadditions and Cytotoxic Activity of the Adducts.
Authors: CHIGR M. , FILLION H. , ROUGNY A. , BERLION M. , RIONDEL J. , BERIEL H.
Published: May 2016

Diels‐Alder reaction of the quinones (I) and (VI) with the dienes (II) produces the tetrahydroanthraquinones (III) and (IV) or the tetrahydronaphthoquinones (VII).
ChemInform Abstract: Synthesis of Acylketene N,N‐Acetals and Their E,Z‐Isomerism.
Authors: DOROKHOV V. A. , GORDEEV M. F. , KOMKOV A. V. , BOGDANOV V. S.
Published: May 2016

Co2+‐catalyzed deacylation of the diacylketene N,N‐acetals (I) produces the title compounds (II) as a mixture of E/Z‐isomers.
ChemInform Abstract: 2,3‐Dichloro‐5,6‐dicyano‐p‐benzoquinone, an Efficient, Mild, Neutral, and Highly Regioselective Catalyst for Alcoholysis of Epoxides.
Authors: IRANPOOR N. , BALTORK I. M.
Published: May 2016

Oxiranes such as (I), (IV), and (VI) undergo solvolytic ring‐opening reactions with alcohols in the presence of DDQ as the catalyst under neutral conditions, forming the ethers (III), (V), and (VII) respectively.
ChemInform Abstract: Stereoselectivity in the Sigmatropic Rearrangement of Eight‐ and Nine‐Membered Cyclic Allylsulfonium Ylides. Synthesis of Vinyl‐Substituted Butyro‐ and Valerolactones.
Authors: KIDO F. , SINHA S. C. , ABIKO T. , WATANABE M. , YOSHIKOSHI A.
Published: May 2016

Eight‐ and nine‐membered cyclic allylsulfonium ylides are generated from the diazo malonates of allylic and homoallylic alcohols, e.g. (I) and (IV), respectively.
ChemInform Abstract: A Multistep Rearrangement from 2,2‐Disubstituted 1,3‐Cyclohexanediones to 3‐Substituted 2‐Cyclohexenones via Phosphonate Anions and Its Application to a Formal Synthesis of (.+‐.)‐α‐Acoradiene.
Authors: YAMAMOTO Y. , FURUTA T.
Published: May 2016

The 2,2‐disubstituted cyclohexanediones (I) are consecutively treated with the lithiophosphonate (II) and trimethylsilyl chloride to produce the 3‐substituted cyclohexenones (III).
ChemInform Abstract: DABCO‐Mediated Synthesis and Biological Activity of Cyanohydrin Esters.
Authors: HOFFMANN H. M. R. , ISMAIL Z. M. , HOLLWEG R. , ZEIN A. R.
Published: May 2016

The ester (IIId) inhibits the formation of thromboxane synthetase.
ChemInform Abstract: Oxidative Coupling of Methane on Alkali Metal‐Promoted Nickel Titanate. Part 1. Catalyst Characterization and Transient Studies.
Authors: MIRO E. , SANTAMARIA J. , WOLF E. E.
Published: May 2016

The oxidative coupling of CH4 to give ethane and ethylene is promoted by addition of Li or Na to the rather inactive NiTiO3 catalyst up to yields of ca. 13% with ca. 70% selectivity.
ChemInform Abstract: Reaction of 5‐Hexenyltributyltin with Pseudohalogens: Cyclization vs. Double Bond Addition.
Authors: HERNDON J. W. , HARP J. J.
Published: May 2016

Reactions of the title compound (I) and its trimethyl analogue with pseudohalogen electrophiles are studied.
ChemInform Abstract: Synthesis and Reactions of Quinuclidine‐Stabilized Sulfenes, R1R2C=SO2 ← N(CH2CH2)3CH.
Authors: SUNDERMEYER W. , WALDI J.
Published: May 2016

Sulfenes can be stabilized as quinuclidine adducts, such as in (I) and (VIII).
ChemInform Abstract: Diastereoselective Cyclopropanations of Chiral Bicyclic Lactams Leading to Enantiomerically Pure Cyclopropanes. Application to the Total Synthesis of cis‐(1S, 3R)‐Deltamethrinic Acid and R‐(‐)‐Dictyopterene C′.
Authors: ROMO D. , ROMINE J. L. , MIDURA W. , MEYERS A. I.
Published: May 2016

The cyclopropanation of the title lactams, e.g. (I), proceeds stereoselectively.
ChemInform Abstract: Synthesis of Spiro(2‐isopropyl‐5‐methylcyclohexane‐1,2′‐tetralin‐1′‐ol) and Its 7′‐Ethyl/Isopropyl Derivatives and Their Catalytic Dehydrogenation.
Authors: MITRA A. , BISWAS T. K.
Published: May 2016

Catalytic dehydrogenation of the title compounds (IVa), (IVb) and (IVc) occurs with loss of two carbon atoms and rearrangement to give the phenanthrenes (V).
ChemInform Abstract: A Study on the Mannich Reaction with 1,3‐Indandione.
Authors: AFSAH E. M. , HAMMOUDA M. , KHALIFA M. M.
Published: May 2016

Attempted Mannich reaction of compound (I) with morpholine leads to derivative (IV).
ChemInform Abstract: Electrochemistry of 2‐Trichloromethyl‐tetrahydrofurans.
Authors: FECHTEL U. , WESTPHAL K. , MATSCHINER H.
Published: May 2016

The title compounds (III) are prepared by anodic oxidation of the pentenol (I) in the presence of Br‐ and a base.
ChemInform Abstract: Reaction of Amino Acids with o‐Acetylbenzoic Acid.
Authors: MAO M. K. , WEBBER R. K.
Published: May 2016

Reaction of o‐acetylbenzoic acid (I) with the α‐amino acids (II) results in the formation of the methylene lactams (III) and the fused oxazolidinones (IV).
ChemInform Abstract: Studies in (3,3)Sigmatropic Rearrangements: Rearrangement of 4‐Methyl‐7‐(p‐tolyloxybut‐2‐ynyloxy)benzopyran‐2‐one.
Authors: MAJUMDAR K. C. , GUPTA A. K.
Published: May 2016

Under the conditions shown, the title compound (I) rearranges to give the products (II) and (III).
ChemInform Abstract: Reactions of Cesium Fluoroxysulfate with Pyridine.
Authors: STAVBER S. , ZUPAN M.
Published: May 2016

Cesium fluoroxysulfate (II) reacts with pyridine (I) to give the substitution products (III) and (IV) in a ratio which depends on the kind of the non‐polar solvent used.