bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Divergent Kinetic and Thermodynamic Acidity in Organo‐Transition‐Metal Hydride Complexes: Synthesis, Structure, and Reactivity of the Rhenium Anion of Li+((η5‐C5H5)Re(NO)(PPh3))‐.
Authors: CROCCO G. L. , GLADYSZ J. A.
Published: May 2016

Reaction of the hydride complex (I) with LiBu(II)/TMEDA gives the lithiocyclopentadienyl derivative (III), as shown by 31P NMR monitoring, deuterium labeling, and methylation to the methylcyclopentadienyl‐Re compound (V).
ChemInform Abstract: Simple Route to Trigonal and Dinuclear Diimine Substituted Silver(I) Phosphine Complexes.
Authors: HOR T. S. A.
Published: May 2016

The mononuclear trigonal complexes (III) and the binuclear linear complexes (V) are synthesized according to the scheme and characterized.
ChemInform Abstract: Syntheses of the Aphid Pigment Derivatives Quinone A, Quinone A′, and Deoxyquinone A as Racemates.
Authors: ELSWORTH J. F. , GILES R. G. F. , GREEN I. R. , RAMDOHR J. E. , YORKE S. C.
Published: May 2016

Starting from the naphthol (I) described in the preceding abstract, the title compounds (IV) are prepared via the key intermediates (III).
ChemInform Abstract: Synthesis of Enantio‐ and Diastereoisomerically Pure Substituted Prolines via Condensation of Glycine with Olefins Activated by a Carbonyl Group.
Authors: BELOKON' YU. N. , BULYCHEV A. G. , PAVLOV V. A. , FEDOROVA E. B. , TSYRYAPKIN V. A. , BAKHMUTOV V. A. , BELIKOV V. M.
Published: May 2016

The glycine fragment of the nickel complex (I) undergoes Michael addition with various enes such as (II) to give the isomeric complexes (III)‐(V).
ChemInform Abstract: Amino Acids and Peptides. Part 19. Synthesis of β‐1‐ and β‐2‐Adamantyl Aspartates and Their Evaluation for Peptide Synthesis.
Authors: OKADA Y. , IGUCHI S.
Published: May 2016

Both the title compounds are synthesized and the protecting properties of the adamantyl groups are investigated.
ChemInform Abstract: Retention of Configuration in the Coupling of Aluminated Heterocycles with Glycopyranosyl Fluorides.
Authors: MACDONALD S. J. F. , HUIZINGA W. B. , MCKENZIE T. C.
Published: May 2016

Various glycopyranosyl fluoride, e.g. (I), are coupled with 2‐(diethylamino)furan (IIa) or the analogous pyrrole (IIb), yielding C‐C‐linked sugar heterocycles such as (III).
ChemInform Abstract: Catalytic Siloxymethylation of Glycosides by the HSiR3/CO/Co2(CO)8 Reaction. A New Entry to C‐Glycosyl Compounds.
Authors: CHATANI N. , IKEDA T. , SANO T. , SONODA N. , KUROSAWA H. , KAWASAKI Y. , MURAI S.
Published: May 2016

The acetoxy group at the anomeric center of glycosides such as (I) can be stereoselectively replaced by a siloxymethyl group via treatment with the hydrosilane (II) and carbon monoxide (III) in the presence of dicobalt octacarbonyl as the catalyst, yielding siloxymethylated glycosides, e.g. (IV).
ChemInform Abstract: A Novel Synthesis of (.+‐.)‐Prostaglandin B1 Methyl Ester.
Authors: NAORA H. , OHNUKI T. , NAKAMURA A.
Published: May 2016

In connection with studies of the new biologically features of PGBx, an oligomeric mixture of the prostaglandin B series, convenient syntheses for the monomeric starting materials, e.g. the ester (III), are required.
ChemInform Abstract: The Structure and Function of Estrogens. Part 9. Synthesis of the trans Isomer of 5,5,10b‐Trimethyl‐4b,5,6,10b,11,12‐hexahydrochrysene‐2,8‐diol.
Authors: COLLINS D. J. , CULLEN J. D.
Published: May 2016

In connection with research into estrogen action, 5,5,10b‐trimethylhexahydrochrysene derivatives are required.
ChemInform Abstract: Phenoxo‐Bridged Macrocyclic Dicopper Complexes. EPR Spectral Behavior of Mixed‐Valence Systems (Cu(II)Cu(I)L)+ and Magnetic Exchange Interaction in Complexes (Cu2L)(ClO4)2.
Authors: MANDAL S. K. , THOMPSON L. K. , NAG K.
Published: May 2016

EPR data are investigated for mixed‐valence state species obtained from electrochemical reduction of dicopper(II) complexes of types (I)‐(III) (10 compounds).
ChemInform Abstract: Fulvene Cycloaddition Reactions in Water: Influence on Rate and Selectivity.
Authors: GRIESBECK A. G.
Published: May 2016

The cycloaddition reaction of the dimethylfulvene (I) with p‐benzoquinone (II) yields mixtures of the endo‐ (III) and exo‐cycloadducts (IV).
ChemInform Abstract: The Coordination of Small Molecules by Manganese(II) Phosphine Complexes. Part 14. Some Novel Mixed Tertiary Phosphine‐tert.‐Butyl Isocyanide Complexes of Manganese(II): (MnBr2(CNtBu)(PPhMe2)) and (Mn(CNtBu)4(PR3)2)2+ (PR3: PPhMe2, PPh2Me, PPhEt2, or PPr3), and the X‐Ray Crystal Structure of Bis(dimethylphenylphosphine)tetrakis(tert.‐butyl isocyanide)manganese(II) Bis(tribromo(dimethylphenylphosphine oxide)manganate(II)), (Mn(CNtBu)4(PPhMe2)2) (MnBr3(OPPhMe2))2.
Authors: BEAGLEY B. , BENSON C. G. , GOTT G. A. , MCAULIFFE C. A. , PRITCHARD R. G. , TANNER S. P.
Published: May 2016

The polymeric complex (III), prepared from the polymer (I), rearranges in EtOH to give (IVa), which can react with other phosphines affording (VI).
ChemInform Abstract: The Kinetics of Ligand Substitution in Bis(N‐alkylsalicylaldiminato)nickel(II) Complexes: A Study on the Reactivity of Square‐Planar versus Octahedral Coordination.
Authors: SEGLA P. , ELIAS H.
Published: May 2016

In the solid state the complexes (Ia) and (Ib) are paramagnetic, whereas (Ic) is diamagnetic.
ChemInform Abstract: Double Layer Perturbation for Ion Sensing in Liquid Chromatography.
Authors: TUNULI M. S.
Published: May 2016

It is shown that the easily measurable changes in capacitative currents accompanying the double layer perturbation offer an ultrasensitive detection method for ion chromatography and flow injection analysis.
ChemInform Abstract: Mechanism of the Energy Transfer Tb3+ → Eu3+ in the LiNaY2F8 Matrix.
Authors: ZAMBON D. , MAHIOU R. , AVIGNANT D. , COUSSEINS J. C.
Published: May 2016

The Tb3+ → Eu3+ transfer in LiNaY2‐x‐yTbxEuyF8 compounds is studied at 300 and 77 K after selective excitation of the 5D3 or 5D4 level of Tb3+ and the mechanism is discussed in detail.
ChemInform Abstract: Catalytic Etching of Platinum Foils and Thin Films in Hydrogen‐Oxygen Mixtures
Authors: DEAN V. W. , FRENKLACH M. , PHILLIPS J.
Published: May 2016

is studied in an impinging flow reactor.
ChemInform Abstract: Nuclear Magnetic Resonance Studies of the Solution Chemistry of Metal Complexes. Part 25. Hg(thiol)3 Complexes and Hg(II)‐Thiol Ligand Exchange Kinetics.
Authors: CHEESMAN B. V. , ARNOLD A. P. , RABENSTEIN D. L.
Published: May 2016

The complexation of Hg(II) by the sulfhydryl‐containing ligands glutathione, cysteine, and penicillamine is studied by 13C NMR spectroscopy in order to elucidate the reactions which result in the rapid ligand exchange kinetics of 1:2 Hg‐thiol complexes in vivo and in vitro.
ChemInform Abstract: Kinetics and Mechanism of the Hydrolysis of N‐(Benzenesulfonyl)benzimidoyl Chlorides.
Authors: KIM T.‐R. , KWON H.‐S.
Published: May 2016

The hydrolysis rates of the title chlorides (I) are measured by UV spectrometry and a rate equation is determined which is applicable to a wide pH range.
ChemInform Abstract: The Reactions of Hydroxyl Radicals with 1,4‐ and 1,3‐Cyclohexadiene in Aqueous Solution. A Pulse Radiolysis and Product Study.
Authors: PAN X.‐M. , BASTIAN E. , VON SONNTAG C.
Published: May 2016

The biallylic radical (I) is generated by H abstraction from (II) or 1,3‐cyclohexadiene by OH radicals or by reaction of an H atom with (II) (yield 78%) or benzene.
ChemInform Abstract: Photochemistry of Conjugated Nitrogen‐Carbonyl Systems. Part 5. Photoisomerization of 3,4‐Diazabicyclo(4.2.0)oct‐4‐en‐2‐one System.
Authors: SATO E. , HASEBE M. , KANAOKA Y.
Published: May 2016

Irradiation through a Pyrex filter of mixtures of the pyridazinone (I) and the olefins (II) gives the (2 + 2)cycloaddition products (III).
ChemInform Abstract: Exceptionally Facile Reduction of Carboxylic Acid Salts to Aldehydes by 9‐Borabicyclo(3.3.1)nonane.
Authors: CHA J. S. , OH S. Y. , LEE K. W. , YOON M. S. , LEE J. C. , KIM J. E.
Published: May 2016

In the presence of excess 9‐BBN, the carboxylic acid salts (I) are converted to the corresponding aldehydes (II).
ChemInform Abstract: Reductive Cleavage of Aryl‐O and Aryl‐Cl Bonds by C8K: A Potential Method for the Degradation of Dioxins.
Authors: LISSEL M. , KOTTMANN J. , TAMARKIN D. , RABINOVITZ M.
Published: May 2016

Complete dechlorination of chloronaphthalenes such as (I) (yield 82‐93%) and cleavage of the aryl‐O bond in (II) is shown to occur at room temp. within 15 min and 4 h, repectively.
ChemInform Abstract: α‐Ethoxycarbonylation of Carboxylic Esters via Their O‐Trimethylsilylated Enolates.
Authors: ALI S. M. , TANIMOTO S.
Published: May 2016

Addition of TiCl4 to the solution of diethyl dicarbonate (II) and ester enolates such as (I) (3 further examples given) yields the malonic esters (III) likely via the known radicals (R1R2C·‐CO‐O‐R3).
ChemInform Abstract: Syntheses and Reactions of Trifluoromethylchalcogen Derivatives of Alkynes.
Authors: HAAS A. , KRAECHTER H.‐U. +
Published: May 2016

The title compound (IVa) is prepared in three steps from the dibromoethene (I), whereas its analogues (IVb)‐(IVc) may be obtained directly by treatment of the corresponding bromoalkynes with CuSCF3 (II) or CuSeCF3.
ChemInform Abstract: Resolution and Use in α‐Amino Acid Synthesis of Imidazolidinone Glycine Derivatives.
Authors: FITZI R. , SEEBACH D.
Published: May 2016

The (S)‐((Ia), (IIIa)) and (R)‐((Ib), (IIIb)) enantiomeric imidazolones are prepared by resolution of the respective racemates by use of chiral mandelic acid (→ (I)) or gulonic acid (→ (III)); they are converted to the enantiomerically pure derivatives (II) or (IV) by conventional methods.
ChemInform Abstract: Synthesis and Properties of 2‐Chloroperfluorobutene Oxides.
Authors: SALOUTINA L. V. , ZAPEVALOV A. YA. , FILYAKOVA T. I. , KOLENKO I. P. , GERMAN L. S.
Published: May 2016

Epoxidation of the polyfluorobutenes (I) or (III) yields the epoxides (II) or (IV).
ChemInform Abstract: Butenolide Syntheses. Part 3. Convenient Synthesis of 5‐Alkylidene‐2(5H)‐furanones. 2(5H)‐Furanones and 2‐Ethoxyfurans.
Authors: SAALFRANK R. W. , HAFNER W. , MARKMANN J. , BESTMANN H.‐J.
Published: May 2016

Title compounds of type (III), (VII) and (VIII) are prepared as shown.
ChemInform Abstract: The Reaction of ortho‐Substituted Aromatic Azides with Boron Trichloride or Trifluoride.
Authors: SPAGNOLO P. , ZANIRATO P.
Published: May 2016

The reaction of various aromatic azides such as (I), (III), (VI) or (VIII) with BF3 or BCl3 gives fused azoles in high yields.
ChemInform Abstract: Synthesis of 2‐(2‐Alkoxyethylidene)‐1,3‐dioxolanes by Using the 1,3‐Dioxolane Ring as a Double Bond Directing Group.
Authors: ABEN R. W. M. , SCHEEREN J. W.
Published: May 2016

2‐(1‐Chloro‐2‐methoxyethyl)‐1,3‐dioxolane (I) is dehydrochlorinated with potassium tert‐butoxide to produce a mixture of the ketene acetal (II) and the methoxyvinyldioxolane (III).
ChemInform Abstract: A Novel Single Step Synthesis of Nicotinamide by β‐Picoline Ammoxidation Over MoO3 and CuO Oxide Catalysts.
Authors: REDDY B. M. , SUBRAHMANYAM M.
Published: May 2016

Treatment of β‐picoline (I) with ammonia and oxygen in the presence of metal oxide catalysts yields nicotinamide (II) as the main product.
ChemInform Abstract: Direct Hetarylation of Enamines.
Authors: BABICHENKO L. N. , TOLMACHEV A. A. , CHMILENKO T. S. , SHEINKMAN A. K.
Published: May 2016

Treatment of the enamines (IV) or (VIII) with benzoyl chloride (II) in the presence of quinoline (III) or isoquinoline (V) gives the dihydroquinoline derivatives (I) and (VII) or the dihydroisoquinoline derivatives (VI) and (IX).
ChemInform Abstract: Hydroxyiminoisoquinolin‐3(2H)‐ones. Part 8. Acid‐Catalyzed Ring Contraction and Semmler‐Wolff Type Rearrangement.
Authors: TIKK I. , DEAK G. , TAMAS J.
Published: May 2016

The title compounds (I) undergo rearrangement in HCOOH (II) to give the products (III).
ChemInform Abstract: Formation of Pyrazolo‐2,6‐benzodiazoninone Derivatives via Ring Transformation of 3,3a,6a‐Triazaindeno(3a,4‐a)indene‐2(3H),7‐diones.
Authors: KOERMENDY K. + , RUFF F. , KOEVESDI I. +
Published: May 2016

Alkaline hydrolysis of the heterocyclic compounds (II) yields the title benzodiazonine derivatives (I).
ChemInform Abstract: Organosilicon‐Organophosphazene Chemistry. Part 4. Cyclotriphosphazenes with Geminal (Trimethylsilyl)methyl and Alkyl or Aryl Side Groups.
Authors: ALLCOCK H. R. , BRENNAN D. J. , DUNN B. S. , PARVEZ M.
Published: May 2016

The synthesis of a series of organosilyl cyclophosphazenes such as (IVa), (IVb) is described.
ChemInform Abstract: Reactions of Secondary Amines with Lithium Tetrahydridoaluminate.
Authors: LINTI G. , NOETH H. + , RAHM P.
Published: May 2016

Reactions of diethylamine, diisopropylamine and 2,2,6,6‐tetramethylpiperidine with LiAlH4 (II) in various ethers are studied.
ChemInform Abstract: Reaction of an Early‐Transition‐Metal η2‐Silaacyl Complex with Pyridine. Diastereoselectivity in the Formation of a (2‐Pyridyl)silylmethoxy Ligand.
Authors: ARNOLD J. , WOO H.‐G. , TILLEY T. D. , RHEINGOLD A. L. , GEIB S. J.
Published: May 2016

CO (II) inserts into the Hf‐Si bond in (I) to give the corresponding η2‐silaacyl derivative which is characterized by low‐temp.
ChemInform Abstract: Syntheses and Reactions of Glycosylcobaloximes.
Authors: GHOSEZ A. , GOEBEL T. + , GIESE B.
Published: May 2016

Reaction of the mannosyl bromide (I) with the cobalt complex (II) yields the α‐mannosylcobaloxime (III), which adopts a 4C1 conformation.
ChemInform Abstract: Ruthenium Carbonyl Complexes of 2,4,6‐Tris(2‐pyridyl)‐1,3,5‐triazine. Crystal Structure of Methoxide‐Substituted (μ‐2,4,6‐Tris(2‐pyridyl)‐1,3,5‐triazine)bis(dicarbonyldichlororuthenium(II))# .
Authors: THOMAS N. C. , FOLEY B. L. , RHEINGOLD A. L.
Published: May 2016

The reaction of the polymeric Ru(II) complex (II) with the title triazine (I) in methanol (III) in the presence of visible light yields the title complex (IV).
ChemInform Abstract: Complexes with Functional Phosphines. Part 13. Reactivity of Coordinated Phosphino Enolates and Metallacycles Toward Chlorophosphines with Diastereoselective Formation of P‐O and P‐C Bonds. Alkaline Hydrolysis of Coordinated Phosphinites Leading to Oxodiarylphosphoranido Ligands. Synthesis and Molecular Structure of Cyclic cis‐(Pd(Ph2PCH=C(O)Ph)(PhP(O)(CH2C9H6N))).
Authors: BALEGROUNE F. , BRAUNSTEIN P. , GRANDJEAN D. , MATT D. , NOBEL D.
Published: May 2016

The reaction of PPh2Cl (II) with the transition‐metal complexes (I) affords the compounds (III), resulting from selective coupling of the enolate oxygen with phosphorus.
ChemInform Abstract: Pentaammineruthenium(II) and Pentaammineosmium(II) Complexes of Olefins and Linear Dienes Related to 1,3‐Butadiene.
Authors: ELLIOTT M. G. , SHEPHERD R. E.
Published: May 2016

The Os(II) and Ru(II) complexes (III) are prepared according to the scheme and characterized by 1H NMR spectroscopy and differential‐pulse voltammetry.
ChemInform Abstract: Silicon‐Oxygen Bond‐Forming Reactions Upon Addition of Silanes and Silyl Halides to the 16‐Electron Alkoxyiridium Complexes trans‐ROIr(CO)(P(p‐tol)3)2 (R: Me or Ph; p‐tol: p‐Tolyl). Crystal and Molecular Structure of H2Ir(CO)(SiMe2Ph)(P(p‐tol)3)2.
Authors: RAPPOLI B. J. , JANIK T. S. , CHURCHILL M. R. , THOMPSON J. S. , ATWOOD J. D.
Published: May 2016

The silanes (II) add oxidatively to the alkoxo‐Ir complexes (I); the resulting complexes undergo reductive elimination of the alkoxysilanes (IV) with ultimate formation of the dihydridosilyl‐Ir(III) complexes (III).
ChemInform Abstract: Stereoselective Synthesis of γ‐Hydroxy‐α‐amino Acids via Intramolecular Amidomercuration.
Authors: HARDING K. E. , MARMAN T. H. , NAM D.
Published: May 2016

A general method for the stereoselective conversion of homoallylic alcohols to erythro‐ or threo‐γ‐hydroxy‐α‐amino acids is described.
ChemInform Abstract: Reactions with Indole Derivatives. Part 56. Enantioselective Total Synthesis of the 3β‐Sitsirikines.
Authors: FREUND R. , WINTERFELDT E.
Published: May 2016

Starting from the optically pure lactam (Ia) in hand both C‐16 diastereomers (IV) of the 3β‐sitsirikines are prepared by an enantioselective route via isomer (Ib) (more stable), (Ic) (by Borch reduction), 3‐epi‐geissoschizine (III) (formylation according to literature), and finally reduction (according to literature).
ChemInform Abstract: Stereostructures of Reaction Products of Thymidine Epoxides with Amines and L‐Amino Acid Ethyl Esters.
Authors: HARAYAMA T. , YANADA R. , TANAKA M. , TAGA T. , MACHIDA K. , YONEDA F. , CADET J.
Published: May 2016

In relation to mutagenesis, carcinogenesis and aging the oxidation of the pyrimidine base thymidine is investigated.
ChemInform Abstract: Stereochemical Features of the Anomerizations in the 5,6‐Dihydrothymine Nucleoside Series.
Authors: MATULIC‐ADAMIC J. , PAVELA‐VRANCIC M. , SKARIC V.
Published: May 2016

The treatment of the β‐ (I) or α‐nucleoside (IV) by NaI in AcOH/butan‐2‐one gives the same mixture of the anomeric iodo compounds (II) and (III).
ChemInform Abstract: Lignans and Related Phenols. Part 18. Synthesis of Quinones from Podophyllotoxin and Its Analogues.
Authors: AYRES D. C. , RITCHIE T. J.
Published: May 2016

Oxidative demethylation of podophyllotoxin (Ia) and the analogues (Ib)‐(Id) yields the o‐quinones (II).
ChemInform Abstract: Structure and Synthesis of Tetrasubstituted Pyrazines in Ants in the Genus Mesoponera.
Authors: FALES H. M. , BLUM M. S. , SOUTHWICK E. W. , WILLIAMS D. L. , ROLLER P. P. , DON A. W.
Published: May 2016

The 12 title compounds (I)‐(V) are isolated.
ChemInform Abstract: Total Synthesis of the Lignans (‐)‐ and (+)‐Burseran, (‐)‐Cubebin, and (‐)‐Hinokinin by Diastereoselective Conjugate Addition of Benzyl Anions to 2‐(R)‐ and (S)‐Benzyloxy‐2,5‐dihydro‐4‐(3,4‐methylenedioxybenzoyl)furan.
Authors: REHNBERG N. , MAGNUSSON G.
Published: May 2016

The arylmagnesium bromide (I) is coupled with the dihydrofurancarboxaldehyde (II) and then oxidized to yield the aryl furyl ketone (III).
ChemInform Abstract: Synthetic Studies on Bicyclomycin and Its Analogues. Part 1. Synthesis of Substituted 2‐Oxa‐8,10‐diazabicyclo(4.2.2.)decanes.
Authors: DAWSON I. M. , GREGORY J. A. , HERBERT R. B. , SAMMES P. G.
Published: May 2016

The alkylated and deprotected mono imino ether (III) undergoes oxidation and cyclization to give the title compound analogue (IV).
ChemInform Abstract: Detection of the Free Radicals FeH, CoH, and NiH by Far IR Laser Magnetic Resonance.
Authors: BEATON S. P. , EVENSON K. M. , NELIS T. , BROWN J. M.
Published: May 2016

The detection of rotational transitions of the free radicals of title (important interstellar molecules) is achieved with signal‐to‐noise ratios of about 1000 with an 1 s time constant for the strongest lines of all three species.
ChemInform Abstract: Electronic Structure of Neptunium.
Authors: BORING A. M. , SCHADLER G. H. , ALBERS R. C. , WEINBERGER P.
Published: May 2016

The density of states is calculated for Np in the β, b.c.c. and f.c.c. crystal structures.
ChemInform Abstract: Magnetovolume Effects in Ternary Compounds of the Type RFe12‐xTx and R2Fe14C (R: Rare Earth, T: Ti, V, Cr, Mo, W, Si).
Authors: BUSCHOW K. H. J.
Published: May 2016

Thermal expansion is measured in the temp. range 300‐1000 K for several ternary compounds with ThMn12‐type structure (RFe10V2 (R: Nd, Sm, Gd, Tb, Ho, Er, Y), YFe10Mo2, and YFe10.8Ti1.2) and for compounds with Nd2Fe14B‐type structure (R2Fe14C (R: Nd, Gd‐Er, Lu) and Lu2Fe14B).
ChemInform Abstract: High‐Temperature Superconductivity of the Compounds LnBa2Cu3O7 (Ln: La‐Yb, Y).
Authors: RAO G. V. S. , VARADARAJU U. V. , NATARAJAN S. , THOMAS K. A. , SANKARANARAYANAN V. , RAJU N. P. , SRINIVASAN R.
Published: May 2016

The title compounds are prepared by solid phase reactions.
ChemInform Abstract: Chemical Synthesis and Content of Oxygen of the High‐Temperature Superconductor YBa2Cu3O7‐x.
Authors: IYER R. M. , YAKHMI J. V. , SASTRY M. D. , DHARWADKAR S. R. , GOPALAKRISHNAN I. K. , PHATAK G. M.
Published: May 2016

Larger quantities (ca.
ChemInform Abstract: Nature of the β‐Phase of Bismuth Molybdate.
Authors: EL JAMAL M. M. , FORISSIER M. , AUROUX A.
Published: May 2016

The results of IR and Raman spectroscopy, DSC, and XRD show that the β‐phase (Bi2Mo2O9) is a distinct phase and not only an equimolar mixture of α‐phase (Bi2Mo3O12) and γ‐phase (Bi2MoO6).
ChemInform Abstract: Synthesis of Cerium Polyphosphate, Its Characteristic and a Systematization of Phosphates.
Authors: BUKHALOVA G. A. , MARDIROSOVA I. V. , ALI M. M.
Published: May 2016

The reaction between stoichiometric quantities of cerium carbonate (I) and ammonium dihydrogenphosphate (II), conducted at 750 °C, affords the novel title compound (III).
ChemInform Abstract: Solid State Structure of a Lithium Triorganostannate.
Authors: VEITH M. , RULOFF C. , HUCH V. , TOELLNER F. +
Published: May 2016

The 1:3 molar reaction of SnCl2 (I) with α‐furyl‐Li (II) in THF and subsequent recrystallization of the crystalline product from dioxane afford the compound (IV).
ChemInform Abstract: Diels‐Alder versus Heterodiene in the Reaction Between 4‐Arylidene‐5‐pyrazolones and 2,3‐Dimethylbutadiene: The Effect of Acid Catalysis.
Authors: BRUGNOLOTTI M. , CORSICO CODA A. , DESIMONI G. , FAITA G. , GAMBA INVERNIZZI A. , RIGHETTI P. P. , TACCONI G.
Published: May 2016

The reactions of the (E)‐pyrazolones (I) and the (Z)‐pyrazolones (II) with the diene (III) in benzene are investigated.
ChemInform Abstract: Diels‐Alder Reactions of 7‐Azalumazines. Synthesis of Condensed Lumazines and 8‐Deazalumazines.
Authors: TAYLOR E. C. , PONT J. L. , WARNER J. C.
Published: May 2016

The 7‐azalumazines (III) and (VI), obtained from the compound (I) by reaction with the dienophiles (II) and (V) bearing nucleophilic substituents, undergo intramolecular Diels‐Alder reaction to yield the compounds (IV) and (VII).
ChemInform Abstract: Photochemical Rearrangements of 3‐Methylisoxazolopyridines.
Authors: DONATI D. , FUSI S. , PONTICELLI F.
Published: May 2016

Photolysis of the isoxazolopyridines (I), (IV), (VII), and (X) in moist ether results in rearrangement, yielding the oxazolopyridines (II), (V), (VIII), and (XI).
ChemInform Abstract: Addition Reactions of Organo‐Metal Alkoxides to Carbon Suboxide.
Authors: PANDOLFO L. , PAIARO G.
Published: May 2016

The alkoxides (I) and (V) react with C3O2 (II) to give products (yields in g) which are presumed to be the gem‐bis(organo‐metal) malonic esters (III) and (VI), respectively, on the basis of their IR and 1H NMR data and of their hydrolysis products.
ChemInform Abstract: One‐Step Synthesis of Esters of Acetylenic Amino Acids.
Authors: ABDULGANEEVA S. A. , ERZHANOV K. B.
Published: May 2016

A novel method for the one‐step preparation of the title compounds (IV) is described.
ChemInform Abstract: Mesogenic N‐(4‐(4‐Alkoxyphenyldiazo)benzylidene)‐4‐cyanoanilines.
Authors: BURMISTROV V. A. , KAREEV V. YU. , KOIFMAN O. I.
Published: May 2016

An optimized method for the synthesis of title compounds of type (VII) is described.
ChemInform Abstract: Synthesis, Structure and Properties of Compounds with a Chalcogen‐Nitrogen Bond. Part 10. Reaction of Tellurium Imides with Thiols and Thioamides.
Authors: NADDAKA V. I. , AVANESYAN K. V. , CHERKINSKAYA M. L. , MINKIN V. I.
Published: May 2016

The tellurium imides (I), strong oxidants, convert the mercaptans (II) to the disulfides (III), thiobenzamide (V) to benzonitrile (VI) and 1,3‐diphenylthiourea (VII) to 1,3‐diphenylcarbodiimide (VIII) within a couple of minutes.
ChemInform Abstract: Nucleophilic α‐Alkylation in the Anthraquinone Series. A Novel Pathway to the Synthesis of Benzanthrone and 1‐Azabenzanthrone Derivatives.
Authors: GORELIK M. V. , TITOVA S. P. , KANOR M. A.
Published: May 2016

The α‐alkylation of 9,10‐anthraquinones is studied for the first time.
ChemInform Abstract: Vinyl Ethers with a Cyclocarbonate Group. Part 1. Synthesis of 3‐(ω‐Vinyloxyalkoxy)propylene 1,2‐Carbonates.
Authors: NEDOLYA N. A. , TATAROVA T. F. , VYALYKH E. P. , TROFIMOV B. A.
Published: May 2016

The title compounds (III) represent a novel type of cyclic carbonates because of their vinyloxy function.
ChemInform Abstract: Synthesis, Antifungal Activity, and Influence of Structural Changes on the Absorption of Dyes Derived from Indolylthiazole.
Authors: GARNAIK B. M. , BEHERA R. K.
Published: May 2016

3‐Chloroacetylindole (I) reacts with thiourea or thioacetamide (II) to form the thiazoles (III) which are quaternized, giving the salts (V).
ChemInform Abstract: Reaction of Pyrylium Salts with Nucleophiles. Part 21. Unexpected Formation of 6,6‐Dimethyl‐5‐isopropyl‐2,4‐cyclohexadienylidene‐1‐imines from Primary Amines and 2,6‐Diisopropylpyrylium Salts.
Authors: UNCUTA C. , GHEORGHIU M. D. , CHIRALEU F. , PLAVETI M. , ELIAN M. , BALABAN A. T.
Published: May 2016

The pyrylium perchlorates (I) react with the primary amines (II), producing the pyridinium perchlorates (III) and the iminium salts (IV).
ChemInform Abstract: Reactions with Heterocyclic Enaminonitriles: Synthesis of Pyrrolo‐(2,3‐b)pyridine, Pyrrolo(2,3‐d)pyrimidine, and Pyrrole Derivatives.
Authors: ABDELHAMID A. O. , ABDEL‐GALIL F. M. , SALEH S. S.
Published: May 2016

Cyclocondensation reaction of ethyl 3‐(dicyanomethylene)butyrate (I) with the diazonium salts (II) yields the dihydropyridazines (III) which undergo ring contraction on treatment with zinc/acetic acid, forming the pyrroles (IV).
ChemInform Abstract: Intramolecular Alkylations of Aromatic Compounds. Part 21. Synthesis of cis‐4,10b‐Dimethyl‐1,2,3,4,4a,5,5a,10b‐octahydroindano(1,7‐f,g)quinoline.
Authors: REIMANN E. , BAUER G.
Published: May 2016

Indanone (I) is coupled with the lutidine (II) to yield the pyridinylmethylindanol (III) which is dehydrated and then hydrogenated, forming the pyridinylmethylindan (IV).
ChemInform Abstract: A Diels‐Alder Route Towards Pyrimidin‐4‐ones.
Authors: BAYARD PH. , SAINTE F. , BEAUDEGNIES R. , GHOSEZ L.
Published: May 2016

The iminoether hydrochlorides (I) react with the acetyl chlorides (II) to form the iminoamides (III) which are silylated, yielding the silyl enol ethers (V).
ChemInform Abstract: Synthesis of 2,6‐Disubstituted 4‐Hydroxy‐5,6,7,8‐tetrahydropyrido‐(4,3‐d)pyrimidines.
Authors: KRETZSCHMAR E. , MEISEL P.
Published: May 2016

Cyclocondensation of the piperidonecarboxylate (I) with various amidines such as (II) leads to the formation of the fused pyrimidines (III) which are debenzylated by the chloroformates (IV) to give the esters (V).
ChemInform Abstract: Synthesis of Some New Fluoro‐Substituted Mesoionic Heterocycles.
Authors: MITAL R. L. , TANEJA P. , KHATRI V. , PRAKASH L.
Published: May 2016

The mesoionic heterocycles (IV) are prepared from the pyrido(3,2‐b)benzothiazines (I) and chloroacetic acid anhydride (II).
ChemInform Abstract: Gas‐Phase and Computational Studies of Pentacoordinate Silicon.
Authors: DAMRAUER R. , BURGGRAF L. W. , DAVIS L. P. , GORDON M. S.
Published: May 2016

In order to explore the stability of pentacoordinate silicon anions, a systematic extension of the gas‐phase studies in the flowing afterglow is reported.
ChemInform Abstract: Modeling the Dinuclear Sites of Iron Biomolecules: Synthesis and Properties of Fe2O(OAc)2Cl2(bipy)2 and Its Use as an Alkane Activation Catalyst.
Authors: VINCENT J. B. , HUFFMAN J. C. , CHRISTOU G. , LI Q. , NANNY M. A. , HENDRICKSON D. N. , FONG R. H. , FISH R. H.
Published: May 2016

The synthetic analogue approach to the oxygen carrier protein hemerythrin is extended to the preparation of (IV) as the first model of a substrate‐analogue‐bound form of metchlorohemerythrin.
ChemInform Abstract: Dioxygen‐Copper Reactivity: Generation, Characterization, and Reactivity of a Hydroperoxo‐Dicopper(II) Complex.
Authors: KARLIN K. D. , GHOSH P. , CRUSE R. W. , FAROOQ A. , GULTNEH Y. , JACOBSON R. R. , BLACKBURN N. J. , STRANGE R. W. , ZUBIETA J.
Published: May 2016

The title complex (III) can be formed by three different routes.
ChemInform Abstract: Synthesis of an Isoprenoid‐Like ω‐Carboxylic Acid from 34,35‐Epoxyubiquinone‐9.
Authors: KOZHUKHOVA A. I. , OBOL'NIKOVA E. A. , SAMOKHVALOV G. I.
Published: May 2016

Starting from ubiquinone‐9 the aldehyde (I) is prepared by a known procedure.
ChemInform Abstract: Asymmetric Synthesis of α‐Amino Acids by Alkylation of N‐(N‐Bis(methylthio)methyleneglycyl)‐2,5‐bis(methoxymethoxymethyl)pyrrolidine and Enantioselective Synthesis of Protected (2S,9S)‐2‐Amino‐8‐oxo‐9,10‐epoxydecanoic Acid.
Authors: IKEGAMI S. , UCHIYAMA H. , HAYAMA T. , KATSUKI T. , YAMAGUCHI M.
Published: May 2016

A highly diastereoselective alkylation at the α‐position becomes possible when the pyrrolidine (I) with the bis(methylthio)methylene protecting group is used.
ChemInform Abstract: Synthesis of Lignin Model Compounds of the Arylglycerol β‐Syringyl Ether Type.
Authors: VON UNGE S. , LUNDQUIST K. , STOMBERG R.
Published: May 2016

The diastereomers (IVa), (IVb) of the title compounds are prepared by reaction of the aldehyde (II) with the α‐lithiated carboxylate of the acid (I) and subsequent reduction of the products (III), followed by chromatography.
ChemInform Abstract: XANES of Aqua Complexes of 3d Transition Metals in Solid and Solution.
Authors: MIYANAGA T. , WATANABE I. , IKEDA S. , TASHIRO K. , FUJIKAWA T.
Published: May 2016

A characteristic second peak appears at about 10 eV from the main peak in the XANES spectra of aqueous solutions of 3d transition metal complexes of divalent state (Cr, Mn, Fe, Co, Ni, Cu, Zn).
ChemInform Abstract: Hydrolysis of Europium Cations in Zeolite X: A Fourier Transform IR Spectroscopic Study.
Authors: BARTLETT J. R. , COONEY R. P. , KYDD R. A.
Published: May 2016

It is found that the conditions used for the ion exchange influence the distribution of surface hydroxyl species in thermally activated Eu‐exchanged zeolite X. Increasing time of contact between the exchange solution (aqueous EuCl3) and the parent NaX sample results in an increase in the amount of surface hydroxyl groups.
ChemInform Abstract: Mechanistic Aspects of the Photooxidation of Water at the n‐TiO2/Aqueous Interface: Optically Induced Transients as a Kinetic Probe.
Authors: NORTON A. P. , BERNASEK S. L. , BOCARSLY A. B.
Published: May 2016

It is demonstrated that the method of optically induced photocurrent transients is a powerful tool for the study of the mechanisms of photoinduced charge transfer at the semiconductor/electrolyte interface.
ChemInform Abstract: Paraformaldehyde as a Possible Chirality Amplifier.
Authors: NOE C. R. , KNOLLMUELLER M. + , ETTMAYER P.
Published: May 2016

The helical conformation of polyoxymethylene may be used for chirality transfer in the asym.
ChemInform Abstract: Catalysis of Nucleophilic Aromatic Substitution Reactions in Mixed Solvents. Part 1. Reaction of Phenyl 2,4,6‐Trinitrophenyl Ether with Aniline in Benzene‐Methanol Mixtures: Strong Evidence Against the “Dimer” Mechanism.
Authors: BANJOKO O. , BAYEROJU I. A.
Published: May 2016

The title reaction is third‐order with respect to the amine in solvent mixtures containing 0‐0.6% MeOH.
ChemInform Abstract: Phase Transfer Catalyzed Hydrolytic Ring Opening of 4‐Arylidene‐2‐oxazolin‐5‐ones.
Authors: THONDORF I. , STRUBE M.
Published: May 2016

The readily obtainable title compounds (I) and (III) undergo hydrolytic ring cleavage to give the enamino carboxylic acids (II) and (IV), respectively, having Z configuration.
ChemInform Abstract: The Reduction of Some 2,2′‐Dinitrodiaryl Compounds and Related Compounds by Thiourea S,S‐Dioxide (Formamidinesulfinic Acid).
Authors: WILSHIRE J. F. K.
Published: May 2016

Treatment of the dinitro compounds (I) or (III) with the title reagent causes reductive cyclization reactions to give the heterocycles (II) (+ lesser amounts of N‐oxides of (II)) or (IV) + (V) (+ reduction products (VIa) + (VIb)).
ChemInform Abstract: Aromatic Sulfonation. Part 104. Sulfonation and Sulfation of 1,3‐Dihydroxybenzene and Its Methyl Ethers in Concentrated Sulfuric Acid.
Authors: CERFONTAIN H. , KOEBERG‐TELDER A.
Published: May 2016

The homogeneous sulfonation of (I) and (IV) in conc.
ChemInform Abstract: X=Y‐ZH Systems as Potential 1,3‐Dipoles. Part 12. Mechanism of Formation of Azomethine Ylides via the Decarboxylative Route from α‐Amino Acids.
Authors: GRIGG R. , IDLE J. , MCMEEKIN P. , SURENDRAKUMAR S. , VIPOND D.
Published: May 2016

The effect of temp., solvent, and type of aldehyde on the stereospecific or stereoselective formation of azomethine ylides by the decarboxylative condensation of aldehydes with three types of α‐amino acids (a.a.'s): 1) cyclic sec. a.a.'s, 2) cyclic sec. a.a's with a benzylic carboxy group, and 3) acyclic prim. a.a.'s, is studied.
ChemInform Abstract: Pseudo‐Sugars. Part 22. Synthesis of Pseudo‐Sugar Derivatives from 5exo,6exo‐Dihydroxy‐endo‐ and ‐exo‐7‐oxabicyclo(2.2.1)heptane‐2‐carboxylic Acids.
Authors: OGAWA S. , UEMURA M. , FUJITA T.
Published: May 2016

The 7‐oxabicycloheptenecarboxylic acid ester (I) is converted to the diacetate (III) which is reduced and acetylated, yielding the triacetate (IV).
ChemInform Abstract: Polarized Ketene Dithioacetals. Part 71. Synthesis of 2,5‐Substituted 3‐Bis(methylthio)methylenetetrahydrofurans.
Authors: DATTA A. , BHATTACHARJEE S. , ILA H. , JUNJAPPA H.
Published: May 2016

The title compounds (II) are prepared from the unsaturated aldohols (I) by consecutive oxymercuration and reduction.
ChemInform Abstract: A Retro‐Malonate Addition Reaction: Synthesis of 3,4‐Condensed Heteroaromatic Pyrroles.
Authors: SHA C.‐K. , TSOU C.‐P. , LI Y.‐C. , LEE R.‐S. , TSAI F.‐Y. , YEH R.‐H.
Published: May 2016

The diesters (I) react with the primary amines (II) to give the fused pyrroles (III) via substitution, intramolecular Michael addition, malonate elimination, and isomerization.
ChemInform Abstract: Fused Thiazoles from 3‐Amino‐2‐thioxo‐2,3‐dihydrothiazoles: Synthesis of Mesoionic Thiazolo(2,3‐b)‐1,3,4‐thiadiazoles and 2,3‐Dihydro‐4H‐thiazolo(2,3‐b)‐1,3,4‐thiadiazin‐5‐ium Derivatives.
Authors: MOLINA P. , ARQUES A. , VELASCO M. D. , VILLALGORDO J. M.
Published: May 2016

3‐Aminothiazoline‐2‐thione (I) is converted to the mesoionic thiazolothiadiazoles (VI) via reaction of the 2‐benzylthiothiazolium bromide (III) with the aryl isothiocyanates (IV) in the presence of triethylamine.
ChemInform Abstract: New Synthesis of 1‐Arylpiperidin‐4‐ols.
Authors: REESE C. B. , THOMPSON E. A.
Published: May 2016

The known dichloropentanol (I) reacts with various substituted anilines under the conditions shown in the scheme to give the arylpiperidinols (III).
ChemInform Abstract: Heterocyclic Synthesis via a Tandem Aza‐Wittig Reaction/Hetero‐Cumulene‐Mediated Annulation Reaction. New Methodology for the Preparation of Quinazoline Derivatives.
Authors: MOLINA P. , ALAJARIN M. , VIDAL A.
Published: May 2016

The 2‐azidobenzamides (I) react with triphenylphosphine (II) to give the iminophosphoranes (III) which undergo cyclocondensation with the isocyanates (IV), carbon dioxide (VIa), or carbon disulfide (VIb), yielding the bicycles (V) or (VII).
ChemInform Abstract: Preparation and Properties of S,S‐Diphenyl Amino Acid Phosphorodithioates.
Authors: KUYL‐YEHESKIELY E. , TROMP C. M. , GELUK A. , VAN DER MAREL G. A. , VAN BOOM J. H.
Published: May 2016

Phosphorylation of protected serine (I) and tyrosine (VI) with (II) leads to the title products (III) and (VIIa).
ChemInform Abstract: Pseudochalcogeno Compounds. Part 17. Synthesis and Organometalation of Diphenylcyanamidophosphinates M((C6H5)2P(Y)NCN) (Y: O, S).
Authors: JAEGER L. + , KOEHLER H. + , BRUSILOVETS A. I. , SKOPENKO V. V.
Published: May 2016

The sodium and silver (diphenyl)cyanamidophosphinates (IV) are synthesized according to the scheme.
ChemInform Abstract: Synthesis of New Perfluoro Selenocarbonyl Compounds and 1,3‐Diselenetanes.
Authors: HAAS A. , SPEHR M.
Published: May 2016

Bis(pentafluoroethylselanyl)mercury (I) is treated with aluminum triiodide to form the trifluoroselenoacetyl fluoride (II) and its dimers (III) and (IV).
ChemInform Abstract: Protonation of Molybdenum and Tungsten Bis(diphosphine)bis(dinitrogen) Complexes: Crystal and Molecular Structure of Bis(1,2‐bis(diethylphosphino)ethane)bromo(hydrazido(2‐))tungsten Bromide‐Methanol (2/1).
Authors: ABU BAKAR M. , HUGHES D. L. , HUSSAIN W. , LEIGH G. J. , MACDONALD C. J. , ALI H. M.
Published: May 2016

Reactions of trans‐M(N2)2(R2PCH2CH2PR2)2 (M: Mo, W; R: Et, p‐methoxyphenyl) with HCl or HBr are investigated.
ChemInform Abstract: Reactions of Arenediazonium Salts with Hexacarbonyldicobalt Derivatives. Synthesis of Cationic N‐Aryldiazadicobaltatetrahedranes and Crystal and Molecular Structure of (Co2(CO)4(μ‐Ph2PCH2PPh2)(μ‐N2C6H4‐4‐CH3)) (SbF6).
Authors: DEBLOIS R. E. , RHEINGOLD A. L. , SAMKOFF D. E.
Published: May 2016

The CO‐bridged dicobalt complex (I) reacts with a variety of arenediazonium salts (II) to produce N‐aryldiazadicobaltatetrahedrane cations as their tetrafluoroborate salts (IIIa) as well as their SbF6‐ salts e.g. (IIIb) or their PF6‐ salts.
ChemInform Abstract: Total Synthesis of Both (+)‐Compactin and (+)‐Mevinolin. A General Strategy Based on the Use of a Special TiCl3/C8K Mixture for Dicarbonyl Coupling.
Authors: CLIVE D. L. J. , MURTHY K. S. K. , WEE A. G. H. , PRASAD J. S. , DA SILVA G. V. J. , MAJEWSKI M. , ANDERSON P. C. , HAUGEN R. D. , HEERZE L. D.
Published: May 2016

The synthesis of (+)‐compactin (IX) and (+)‐mevinolin (XII) starts with the reaction between the bicyclic lactone (I) and the iodide (II).
ChemInform Abstract: New Syntheses and Properties of XeO2F2, Cs+XeO2F‐ 3, and NO+ 2(XeO2F3·nXeO2F2)‐.
Authors: CHRISTE K. O. , WILSON W. W.
Published: May 2016

It is demonstrated that alkali metal nitrates and N2O5 are useful reagents for the stepwise replacement of two fluorine atoms by one oxygen atom in xenon fluorides or oxyfluorides.
ChemInform Abstract: Syntheses, IR and 15N NMR Spectra of 15N‐Labelled Nitrido Complexes of Tungsten.
Authors: GODEMEYER T. , DEHNICKE K. , FLUCK E.
Published: May 2016

New procedures are developed for the syntheses of the 15N‐labelled compounds (III), (IV), and (VI) using the bromide of Millon's base, (Hg2(15N))Br.
ChemInform Abstract: Obtention and Structural Determination of a New Compound La32Nb28S88.
Authors: MEERSCHAUT A. , RABU P. , ROUXEL J.
Published: May 2016

The title compound is prepared by annealing a La2S3/NbS2 (or La2S3/NbS3) mixture (1050 °C, sealed silica tube, addition of I2 to favor growth of single crystals, yield not given).
ChemInform Abstract: Use of the Pfeiffer Effect to Probe the Optical Activity of Europium(III) Complexes with 2,6‐Pyridinedicarboxylate.
Authors: CORUH N. , HILMES G. L. , RIEHL J. P.
Published: May 2016

Circularly polarized luminescence and CD results are presented for aqueous solutions of the complex (I) upon addition of (+)‐dimethyl‐L‐tartrate.
ChemInform Abstract: Gas‐Phase Reactions of Bis(dipivaloylmethanato)metal(II) Complexes with Electrons, Halide Ions and Radicals.
Authors: DILLOW G. W. , GREGOR I. K.
Published: May 2016

The negative chemical ionization mass spectra of a series of complexes (I) in the halogenated reagent gas plasmas of NF3, CF2Cl2 and CF3Br are presented.
ChemInform Abstract: Inductive Transfer and Coordination of Ligands in Metal‐Metal Bonded Systems.
Authors: DRAGO R. S. , BILGRIEN C. J.
Published: May 2016

The thermodynamic data for the formation of 1:1 and 2:1 Lewis base adducts of the complexes (I) are determined.
ChemInform Abstract: Five‐Membered Aromatic Heterocycles as Dienophiles in Diels‐Alder Reactions. Furan, Pyrrole, and Indole.
Authors: WENKERT E. , MOELLER P. D. R. , PIETTRE S. R.
Published: May 2016

Isoprene (IV) undergoes high‐yielding cycloaddition reactions with the heterocyclic compounds (I), (V), (VII), (X), (XIII), or (XV), to yield the various products shown in the scheme.
ChemInform Abstract: Pinacol Cleavage Using Iron(III) Trisphenanthroline Complexes.
Authors: PENN J. H. , DENG D.‐L. , CHAI K.‐J.
Published: May 2016

The pinacols (I) react with Fe(III) phenanthroline complexes to form the ketones (II), together with smaller amounts of the ketones (III) and the epoxides (IV).
ChemInform Abstract: Observation and Substituent Control of Medium Dependent Hot‐Molecule Reactions in Low‐Temperature Matrices.
Authors: LEBLANC B. F. , SHERIDAN R. S.
Published: May 2016

The photochemistry of (I) is strikingly matrix (Ar, N2, 3‐methylpentane) and substituent dependent.
ChemInform Abstract: Solvolyses of Diarylmethyl Chlorides. A Comprehensive Stability Scale for Diarylcarbenium Ions.
Authors: SCHADE C. , MAYR H.
Published: May 2016

The rate constants of ethanolysis (25 °C) are determined for 11 diarylmethyl chlorides such as (I).
ChemInform Abstract: Allylic Stereocenter Directed Asymmetric Conjugate Addition of Cuprates in the Presence of Trimethylchlorosilane. Enantioselective Synthesis of 2‐Alkyl‐4‐benzyloxybutanal and 2‐Alkyl‐4‐oxopentanal.
Authors: CARDANI S. , POLI G. , SCOLASTICO C. , VILLA R.
Published: May 2016

The fumaraldehyde bisacetal (I) undergoes protection of one of its keto functions with the optically active norephedrine derivative (II) to give the unsaturated carbonyls (IV).
ChemInform Abstract: Application of Organic Compounds Substituted with Elements of Groups 15 and 16 in Organic Synthesis. Part 64. A General and Highly Stereoselective Approach to Unsaturated Isobutylamides via Arsonium Salt. New Synthesis of Pellitorine.
Authors: SHI L. , YANG J. , WEN X. , HUANG Y.‐Z.
Published: May 2016

The aldehydes (I) or (IV) react with the arsonium salt (II) in the presence of K2CO3 and traces of water or formamide to give the unsaturated amides (III) and (V).
ChemInform Abstract: OH‐ versus SH‐ Nucleophilic Attack on Amides: Dramatically Different Gas‐Phase and Solvation Energetics.
Authors: HOWARD A. E. , KOLLMAN P. A.
Published: May 2016

The gas‐ and solution‐phase reaction energetics for HS‐ + H2N‐CHO → (H2N‐CH(O)‐‐SH) → H‐CO‐S‐ + NH3 are explored by ab initio and MM methods.
ChemInform Abstract: Photochemical and Thermal Reactions of 2‐Aryloxybenzohydroxamic Acids.
Authors: HOSANGADI B. D. , NIMBALKAR M. M. , PATEL N. R.
Published: May 2016

Photolysis of the hydroxamic acids (III) derived from the acids (I) leads to the salicylamides (IV).
ChemInform Abstract: Are 1‐(Dialkylsulfonio)indenides Stable at Room Temperature?
Authors: HARTKE K. , TEUBER D.
Published: May 2016

2,3‐Dimethylindene (I) is transformed into the methyl thioether (III) which is methylated to form the sulfonium salt (V).
ChemInform Abstract: Photoinduced Reaction. Part 172. Remarkably High Selectivity in Photoisomerization of Trithiazoles.
Authors: SAITO I. , MORII T. , MORI S. , YAMAGUCHI K. , MATSUURA T.
Published: May 2016

The trithiazole (V) is prepared from the ester (I) via coupling of the thiamide (III) with methyl bromopyruvate (IV).
ChemInform Abstract: A New Route to Substituted 3‐Methoxycarbonyldihydropyrans. Enantioselective Synthesis of (‐)‐Methyl Elenolate.
Authors: HATAKEYAMA S. , OCHI N. , NUMATA H. , TAKANO S.
Published: May 2016

Radical‐induced cyclization reaction of the unsaturated bromodicarboxylates (IV), prepared from the unsaturated hydroxy esters (I), and subsequent elimination of methanol gives the dihydropyrans (V).
ChemInform Abstract: A New Coumarin Synthesis and Its Utilization for the Synthesis of Polycyclic Coumarin Compounds with Anticarcinogenic Properties.
Authors: HARVEY R. G. , CORTEZ C. , ANANTHANARAYAN T. P. , SCHMOLKA S.
Published: May 2016

Lithiation of the methoxymethyl phenolic ethers (I) and subsequent treatment with DMF (II) leads to the formation of the aldehydes (III) which are converted into the compounds (V) by reaction with lithio‐N,N‐dimethylacetamide.
ChemInform Abstract: Synthesis and Reactions of Iodolactams.
Authors: KNAPP S. , LEVORSE A. T.
Published: May 2016

Consecutive treatment of the ω‐unsaturated carboxamides (I) with trimethylsilyl triflate (II) and iodine leads to the formation of the iodolactams (IV).
ChemInform Abstract: Synthetic Studies on Cervinomycin: An Efficient Synthesis of Ring ABCD of Cervinomycin.
Authors: RAO A. V. R. , REDDY K. K. , YADAV J. S. , SINGH A. K.
Published: May 2016

The known methylisocoumarin (I) is converted to the homologous lactone (IX) as shown in the reaction scheme.
ChemInform Abstract: A Novel Synthesis of the Imidazo(1,2‐a)pyridine Ring System.
Authors: KNOELKER H.‐J. + , BOESE R.
Published: May 2016

1‐(Phenylacetyl)imidazole (I) undergoes cyclocondensation with the dialkyl acetylenedicarboxylates (II) to produce the imidazopyridines (III).
ChemInform Abstract: Diastereospecific Addition of Organometallics to (S)‐2‐Alkoxy‐1‐(1,3‐dithian‐2‐yl)‐1‐propanones and Its Application to the Synthesis of (‐)‐Trachelanthic Acid.
Authors: SATO T. , KATO R. , GOKYU K. , FUJISAWA T.
Published: May 2016

Optically active (S)‐2‐alkoxy‐1‐(1,3‐dithian‐2‐yl)‐1‐propanones, e.g. (I) or (VII), react with various organometallic compounds such as (II), (III), (VI), (VIII), or (IX) to give mixtures of syn‐ and anti‐adducts.
ChemInform Abstract: The N‐Lithio Aza‐Ylide (C6H5)3P=NLi, an Amination Reagent.
Authors: CRISTAU H. J. , CHICHE L. , KADOURA J. , TORREILLES E.
Published: May 2016

The ylide (III) mentioned in the title, prepared from the aminophosphonium salt (I), reacts with the group(IV) halides (IV), the alkyl halides (VIa) and (VIb), or the acyl derivatives (VIc) to give the substituted imines (V) or (VII).
ChemInform Abstract: Transformation of 2‐Fluoro‐1,2‐λ6‐oxaphosphetanes into Allylphosphonates.
Authors: KOLODIAZHNYI O. I.
Published: May 2016

The fluoro P‐ylides (I) react with the ketones (II) to give the oxaphosphetanes (III) which are transformed into the unsaturated phosphonic diamides (IV) on heating.
ChemInform Abstract: Conformations of Saturated Six‐Membered Ring Phosphorus Heterocycles. 2‐Aryl‐1,3,2λ5‐oxazaphosphorinanes.
Authors: BENTRUDE W. G. , SETZER W. N. , SOPCHIK A. E. , CHANDRASEKARAN S. , ASHBY M. T.
Published: May 2016

Assignments of cis or trans geometries of the trans‐ and cis‐phosphorinanes (I) and (II) are made by 31P and 1H NMR combined with X‐ray analysis for cis‐(IIb) (R: ‐H) (space group Pbca with Z = 8) and cis‐(IIb) (R: ‐Ph) (published elsewhere).
ChemInform Abstract: Polycyclic Compounds with Cp2Ti(IV) Building Blocks. Synthesis and Structure of (Cp2Ti(μ‐OCOCCOCO))2 and (Cp2Ti(μ‐OCOCCOCO))4·5Y (Y = CH2Cl2 or C4H8O2).
Authors: GUETHNER T. + , THEWALT U.
Published: May 2016

Dicyclopentadienyltitanium dichloride (I) reacts with acetylenedicarboxylic acid (II) in methylene chloride (III) to give the dinuclear (IV) or tetranuclear complex (V).
ChemInform Abstract: Synthesis and Structural Studies on Silver‐Tin Complex Salts with cis‐1,2‐Bis(diphenylphosphino)ethylene.
Authors: FRANZONI D. , PELIZZI G. , PREDIERI G. , TARASCONI P. , PELIZZI C.
Published: May 2016

The bis(diphosphine)silver(I) stannates (IV) are synthesized by 1:1:2 molar reaction shown in the scheme or by reaction of Ag(Ph2PCH=CHPPh2)2NO3 with the corresponding Sn(IV) compounds (I) or Ph2SnCl2.
ChemInform Abstract: Stacked Complexes of Iridium and a Novel Form of Charge Compensation.
Authors: RASMUSSEN P. G. , KOLOWICH J. B. , BAYON J. C.
Published: May 2016

Mixed‐valence metal chain compounds based on the anion (I) are prepared by inert atmosphere electrochemical oxidation with a variety of alkyl ammonium cation based electrolytes.
ChemInform Abstract: A Short, Stereoselective Synthesis of the Eudesmane Sesquiterpene Selina‐3,7(11)‐diene.
Authors: LEE S.‐J. , CHOU T.
Published: May 2016

The dihydrothiophene S,S‐dioxide (IV) is coupled with the bromide (III) in the presence of a base, producing (V).
ChemInform Abstract: Photoreactions of Quinine in Aqueous Citric Acid Solution. Part 2. Some End Products.
Authors: LAURIE W. A. , MCHALE D. , SAAG K. , SHERIDAN J. B.
Published: May 2016

Irradiation of quinine·HCl (I) in aqueous citric acid (II) leads to a complex mixture of products which is esterified to achieve separability.
ChemInform Abstract: Oxidation of Thymine Derivatives with Superoxide Ion.
Authors: HARAYAME T. , MORI K. , YANADA R. , IIO K. , FUJITA Y. , YONEDA F.
Published: May 2016

Oxidation of the thymine derivatives (I) and (III) with potassium superoxide results in ring contraction, producing the imidazolones (II) and (IV).
ChemInform Abstract: Synthesis of (‐)‐Oxetanocin.
Authors: NORBECK D. W. , KRAMER J. B.
Published: May 2016

The title compound (‐)‐oxetanocin (VIII) is synthesized starting from (‐)‐adenosine (I) as shown.