bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Reactive Ion Etching of Indium‐Tin‐Oxide Films.
Authors: CALAHORRA Z. , MINAMI E. , WHITE R. M. , MULLER R. S.
Published: May 2016

It is demonstrated that reactive ion etching of indium‐tin‐oxide films using HI as etchant results in good anisotropy and edge definition.
ChemInform Abstract: A Change of Structure Type in the Oxides BaCoGd2O5 (I), BaCoDy2O5 (II), and BaCoY2O5 (III).
Authors: MEVS H. , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

The title compounds are synthesized for the first time by heating intimate mixtures of Ln2O3 (Ln: Gd, Dy, Y), BaCO3 and Co(OAc)2·4 H2O (1:1:1; 1. 150 °C; 2. 1000 °C, 12 h under N2; 3. 1800 °C, 10 min (CO2 laser)), are investigated by X‐ray analyses.
ChemInform Abstract: The Semiconductor‐Metal Transition in Pyrochlores of the Systems Ln2‐xCuxRu2O7‐z (Ln: Pr, Sm, Eu, Gd, Dy).
Authors: MAYER‐VON KUERTHY G. + , WISCHERT W. , KEMMLER‐SACK S.
Published: May 2016

In the system Pr2‐xCuxRu2O7‐z homogeneous cubic pyrochlores are formed in the range 0 ≤ x ≤ 0.375.
ChemInform Abstract: An Oxotungstate with “Channel Structure”: KNa3WO5 (with a Remark on Na4WO5).
Authors: HOFFMANN R. , HOPPE R.
Published: May 2016

Colorless single crystals of the title compounds (III) and (V) are obtained for the first time according to the scheme.
ChemInform Abstract: Synthesis of the Four DL‐Pairs of 2‐Amino‐3‐phenylnorbornane‐2‐carboxylic Acids.
Authors: AVENOZA A. , CATIVIELA C. , MAYORAL J. A. , ROY M. A.
Published: May 2016

The Diels‐Alder reaction between cyclopentadiene (I) and the cinnamate (II) is studied.
ChemInform Abstract: p‐Quinodimethane Analogues of Tetrathiafulvalene.
Authors: YAMASHITA Y. , KOBAYASHI Y. , MIYASHI T.
Published: May 2016

The tetrathiafulvalene (IV) can be obtained via the derivative (III) of the Diels‐Alder adduct of the diketone moiety.
ChemInform Abstract: Chemical Reactions of Omeprazole and Omeprazole Analogues. Part 4. Reactions of Compounds of the Omeprazole System with 2‐Mercaptoethanol.
Authors: BRAENDSTROEM A. + , LINDBERG P. , BERGMAN N.‐A. , TEKENBERGS‐HJELTE L. , OHLSON K.
Published: May 2016

The kinetics of the formation of (III) and (IV) from omeprazole (I) are studied at several pH values.
ChemInform Abstract: Selenium‐Induced Cyclofunctionalization of Allylic O‐Methyl Isoureas: Synthesis of Imidazolines (4,5‐Dihydroimidazoles) and 5,6‐Dihydro‐1,3‐oxazines.
Authors: FREIRE R. , LEON E. I. , SALAZAR J. A. , SUAREZ E.
Published: May 2016

Reaction of the β,γ‐unsaturated O‐methyl isoureas (I) and (VI) with phenylselenenyl chloride (II), phenylselenenyl trifluoromethanesulfonate (IV), or N‐phenylselenophthalimide (VII) results in coupling and cyclization, producing the heterocycles (III), (V), or (VIII).
ChemInform Abstract: Oxygenated Allylic Silanes: Useful Homoenolate Equivalents for the Stereoselective C‐Glycosidation of Pyranoside Derivatives.
Authors: PANEK J. S. , SPARKS M. A.
Published: May 2016

Stereoselective C‐glycosidation of the 1‐acetyltetrabenzylglucopyranose (I) and the tribenzyl‐1,6‐anhydro‐D‐glucopyranose (V) with the allylic silanes (II) and (VI) as homoenolate equivalents in the presence of boron trifluoride etherate produces the glucopyranoses (III) and (VII) as mixtures of anomers and E/Z‐enol stereoisomers.
ChemInform Abstract: Photochemical Synthesis of Disilane from Silane with Infrared Laser Radiation.
Authors: ZAVELOVICH J. , LYMAN J. L.
Published: May 2016

It is demonstrated that SiH4 can be efficiently converted to Si2H6 by CO2 laser irradiation.
ChemInform Abstract: Chemical Preparation of Manganese(II) Cyclohexaphosphate Hexahydrate: Mn3P6O18·6 H2O.
Authors: AVERBUCH‐POUCHOT M.‐T. , DURIF A.
Published: May 2016

The title compound is prepared by reaction of Ag6P6O18 with MnCl2 (yield not given).
ChemInform Abstract: Photochemistry of the Nitrogen‐Thiocarbonyl‐Systems. Part 13. The Norrish Type II Reaction of Thiophthalimides Having a Benzylic Hydrogen in an N‐Alkyl Side Chain.
Authors: ODA K. , YOSHIDA E. , OHNO K. , MACHIDA M. , KANAOKA Y.
Published: May 2016

Irradiation of the thiophthalimide (I) and the alkylbenzenes (II) results in the formation of the coupling products (III).
ChemInform Abstract: Efficient Synthesis of Isocarbacyclins.
Authors: SODEOKA M. , OGAWA Y. , MASE T. , SHIBASAKI M.
Published: May 2016

Three synthetic routes to the isocarbacycline (IV) are reported.
ChemInform Abstract: Synthesis and Biological Activity of α‐(3‐Pentadecylaryloxy)isobutyric Acids, Their Hyrazides and Cyclic Derivatives: Oxadiazoles and Pyrroles.
Authors: RAMALINGAM T. , SATTUR P. B.
Published: May 2016

The compounds (IV), (VI), (VIII) and (X) which represent derivatives of 3‐pentadecylphenol (Ia), the hydrogenated analogue of cardanol (R: ‐C15H27), are tested for their antiinflammatory, CNS depressant and hypotensive actions.
ChemInform Abstract: Roles of Lewis Acid Catalysts and Solvents in the Fischer Indole Synthesis.
Authors: PROCHAZKA M. P. , CARLSON R.
Published: May 2016

By variation of hydrazones (I) (obtained from 5 ketones), 10 solvents, and 12 Lewis acids (such as cat.) a total of 296 different systems is studied, of which 162 afford the respective indole isomers (II) and (III).
ChemInform Abstract: Condensed Heterotricycles: Derivatives of 2,3,4,5,6,7‐Hexahydro‐1H‐dicyclopenta(b,d)pyrroles.
Authors: NAGARAJAN K. , SHENOY S. J.
Published: May 2016

Reaction of the dione (I) with substituted anilines such as (II) gives the title compounds (III) (8 examples) as sole products.
ChemInform Abstract: Synthesis of Some Benzimidazole Derivatives as Potential Anthelmintics.
Authors: SAWHNEY S. N. , VIR D. , KUMAR P.
Published: May 2016

The title compounds (I) are prepared following common procedures.
ChemInform Abstract: Enantioselective Synthesis: Steric and Electronic Effects of the Substrates Upon Stereoselectivity in the Gold(I)‐Catalyzed Aldol Reaction with Chiral Ferrocenylamine Ligands.
Authors: TOGNI A. , PASTOR S. D.
Published: May 2016

Enantioselectivity in the gold‐catalyzed aldol reaction using the chiral ferrocenylamine ligands (I) or (II) is strongly dependent upon both the steric (see (IIIa), (IIIb)) and electronic ((IIIc), (IIId)) effects of the substrates.
ChemInform Abstract: Quinoxalines. Part 26. Reactions of 2‐Quinoxalinyl Thiocyanate with Nucleophiles.
Authors: IIJIMA C. , KYO T.
Published: May 2016

The thiocyanate (I) mentioned in the title reacts with the Grignard agents (II) to produce the thioethers (III).
ChemInform Abstract: Aroma Chemical Syntheses with Fencholenic Aldehyde.
Authors: SCHULZE K. , UHLIG H.
Published: May 2016

The products (V) and (X) prove to be uninteresting as aroma substances.
ChemInform Abstract: Studies of Acid‐Base and Tautomeric Equilibria. O‐ and N‐Acids. Acidity Scales
Authors: VECERA M.
Published: May 2016

Review: (166 refs.
ChemInform Abstract: Detection of the Transitory Crystallization of a Metastable Solid Phase During the Thermal Devitrification of a Glass of the CaO‐SiO2‐CaF2 System.
Authors: MURAT M. , MARTEL S.
Published: May 2016

An XRD investigation of the thermal devitrification of a glass in the title system (SiO2 43‐45%, CaO 48‐50%, F 3.5‐4.0%, P2O5 0.8‐1.0%) shows that above 790 °C the high‐temp.
ChemInform Abstract: On the Red Monohalides of Indium, InX (X: Cl, Br, I).
Authors: MEYER G. , STAFFEL T.
Published: May 2016

The structure of InI, synthesized from the elements at 300 °C, is refined using single crystals grown in the temp. gradient 200 → 100 °C (orthorhombic, Cmcm, Z=4) and compared with the structures of the isotypic halides InBr and InCl (all TlI type).
ChemInform Abstract: Synthesis and Crystal Structures of NaInBr4 (I) and NaInI4 (II).
Authors: STAFFEL T. , MEYER G.
Published: May 2016

Single crystals of the title indates(III) are grown from melts of the binary iodides (cooling rate 1°/h).
ChemInform Abstract: A New Amorphous Magnetic Material: Fe5(InTe4)2.
Authors: ZHANG J. H. , VAN DUYNEVELDT A. J. , MYDOSH J. A. , O'CONNOR C. J.
Published: May 2016

The new ternary Zintl phase (III) undergoes a metathesis reaction with aqueous FeCl2 to form the amorphous, ferromagnetic material (V).
ChemInform Abstract: Strong Interaction Between an Aliphatic Carbon‐Hydrogen Bond and a Metal Atom: The Structure of (Diethylbis(1‐pyrazolyl)borato)allyldicarbonylmolybdenum(II).
Authors: COTTON F. A. , LUCK R. L.
Published: May 2016

The single‐crystal X‐ray structure determination of (Ia) (space group P1, Z=2) shows a very short Mo to H distance, suggesting a strong interaction between an aliphatic C‐H bond and the Mo atom.
ChemInform Abstract: Phenanthrylalkanoic Acids. Part 3. Syntheses and Biological Activities of 4‐Phenanthryl Derivatives.
Authors: EIRIN A. , FERNANDEZ F. , GOMEZ G. , LOPEZ C. , SANTOS A. , CALLEJA J. M. , CANO E.
Published: May 2016

PPA‐induced ring closure of the tetralinbutanoic acid (II) followed by Reformatsky reaction with the α‐bromo esters (IV), dehydration, and dehydrogenation gives the esters (VII) which are saponified, yielding the title compounds (VIII).
ChemInform Abstract: Drug‐Induced Modifications of the Immune Response. Part 15. Substituted Spiro(pyrrolidine‐5,2′‐tricyclo(3.3.1.13,7)decane) Derivatives.
Authors: ACKER C. G. , MULLEN G. B. , RADOV L. A. , TRUSSO L. A. , KAMP D. K. , GEORGIEV V. S.
Published: May 2016

The nitrone of adamantanone (I) is subjected to 1,3‐dipolar cycloaddition reaction with allyl alcohol (IIIa) or methyl acrylate (IIIb) to produce the cycloadducts (IV) which are converted into the spiropyrrolidones (VII) or the spiropyrrolidine (X).
ChemInform Abstract: Formaldehyde: A Reagent for Simultaneous Protection of Heterocyclic NH and Activation of Alternative Locations to Electrophilic Attack. Part 2. A New Synthetic Method for the 5(3)‐Substitution of N‐Unsubstituted Pyrazoles.
Authors: KATRITZKY A. R. , LUE P. , AKUTAGAWA K.
Published: May 2016

The methodology specified in the title is applied to the synthesis of 8 derivatives of type (V).
ChemInform Abstract: Acyclic Nucleoside Analogues. Synthesis and in vitro Antiviral Activity of Hydroxyalkyl Derivatives of 2‐(Trifluoromethylthiomethyl)benzimidazole.
Authors: YAVORSKII A. E. , TUROV A. V. , GOGOMAN I. V. , SOBKO A. I. , TATSKAYA V. N. , KVACHEV V. G. , FLORENT'EV V. L.
Published: May 2016

The benzimidazole (I) is silylated and then coupled with the acetates (II) to give the acyclic nucleoside analogues (III) which are deprotected, forming the corresponding hydroxy compounds.
ChemInform Abstract: Photochemistry of Bis(2H‐tetrazoles). Part 8. Thermoanalytical Studies on Bis(2H‐tetrazoles).
Authors: WEINBERG P. , CSONGAR C. , FEIST M. , TOMASCHEWSKI G.
Published: May 2016

In view of the production of photoresist layers and the thermal strain of the film during drying, the thermal resistance of nine title compounds such as (I) is studied (DTA, DTG).
ChemInform Abstract: Synthesis and Reaction of 2,2′‐Biquinolyl.
Authors: WAKABAYASHI S. , KUBO Y. , TAKEDA T. , UENISHI J. , OAE S.
Published: May 2016

The title compound (II), easily prepared under very mild conditions, reacts with one equiv. of the Grignard reagents (III) to give the alkyl derivatives (IV).
ChemInform Abstract: Potential Antidepressants: 10‐Amino‐2‐chloro‐10,11‐dihydrodibenzo(b,f)thiepins.
Authors: VALENTA V. , VLKOVA M. , HOLUBEK J. , METYSOVA J. , PROTIVA M.
Published: May 2016

More than twenty title compounds are prepared by substitution reactions of (I) with primary and secondary amines.
ChemInform Abstract: Photochemical Reactions of 1,3‐Disilacyclobutane.
Authors: JUNG I. N. , PAE D. H. , YOO B. R. , LEE M. E. , JONES P. R.
Published: May 2016

Photolysis of pure trans‐2,4‐dineopentyldisilacyclobutane (I) or its cis isomer (II) gives rapid isomerization to a 70/30 equilibrium of the isomers and less rapid formation of ring‐opened vinylsilane isomers.
ChemInform Abstract: Synthesis and Structure of Novel Antimony Thiametallacycles.
Authors: BUCHWALD S. L. , FISHER R. A. , DAVIS W. M.
Published: May 2016

The thioformaldehyde complex of zirconocene (I) reacts with the alkynes (II) to give thiazirconacycles which undergo transmetalation with R2SbCl2 (III) to yield the antimonyl metallacycles (IV).
ChemInform Abstract: Synthesis and Characterization of a Stable Bis(naphthyl)tin(II) Compound. Bis(dimethylaminonaphthyl)tin(II) and Its W(CO)5 Adduct.
Authors: JASTRZEBSKI J. T. B. H. , VAN DER SCHAAF P. A. , BOERSMA J. , VAN KOTEN G. , HEIJDENRIJK D. , GOUBITZ K. , DE RIDDER D. J. A.
Published: May 2016

Reaction of the dimethylaminonaphthyllithium (I) with SnCl2 (II) gives the bis(dimethylaminonaphthyl)tin (III) which forms the tungsten pentacarbonyl complex (VI) upon treatment with the tungsten carbonyl amine complex (V).
ChemInform Abstract: Organometallic Electron Reservoirs. Part 36. Binuclear Electron Reservoir Complexes: Syntheses, Reactivity, and Electronic Structure of the 37‐ and 38‐Electron Fulvalene Complexes (Fe2(μ2,η10‐C10H8)(arene)2)n+, n = 0, 1.
Authors: DESBOIS M.‐H. , ASTRUC D. , GUILLIN J. , VARRET F. , TRAUTWEIN A. X. , VILLENEUVE G.
Published: May 2016

The reduced compounds (II) containing hexaethylbenzene, benzene as well as some partially methyl‐ or ethylsubstituted benzene ligands are prepared similarly but at ‐20 °C because of their thermal instability and tendency to dimerize.
ChemInform Abstract: Fragmentation of Isopulegol by a Radical Process.
Authors: BULLIARD M. , BALME G. , GORE J.
Published: May 2016

Isopulegol (I) is treated with sulfuryl chloride to generate an intermediate hypochlorite which undergoes ring cleavage or rearrangement, yielding the unsaturated chloro aldehydes (II) and (III), together with the chlorinated terpene (IV).
ChemInform Abstract: A Simple Synthesis of Amphimedine.
Authors: PRAGER R. H. , TSOPELAS C.
Published: May 2016

The azafluorenone (I) is coupled with 4‐bromopyridine (II) to give the cyclic alcohol (III) which undergoes ring‐enlargement on treatment with sodium azide (IV), forming the diazaphenanthrenone (V).
ChemInform Abstract: Deazetation of a Bicyclic Azo Compound: Resolution of a Stereochemical Ambiguity and Conformational Analysis of a Biradical.
Authors: SAMUEL C. J.
Published: May 2016

A rather sophisticated experimental protocol is developed which can be applied to as little as 10 mg of substrate, and which will extend the usefulness of deuterium as a stereochemical label.
ChemInform Abstract: Influence of the N‐Protecting Group on the Stereochemical Course of (4 + 2)Cycloaddition of 1‐Ethoxy‐3‐((trimethylsilyl)oxy)buta‐1,3‐diene to α‐Amino Aldehydes.
Authors: JURCZAK J. , GOLEBIOWSKI A. , RACZKO J.
Published: May 2016

Hetero‐Diels‐Alder reaction of Danishefsky's diene (I) with the N‐protected α‐amino aldehydes (II) in the presence of zinc bromide and subsequent acidic work‐up yield the dihydropyranones (III).
ChemInform Abstract: Methylenecyclopropanes. Part 11. Asymmetric Nickel(0)‐Catalyzed (3 + 2) Cycloadditions of Methylenecyclopropanes with Chiral Derivatives of Acrylic Acid.
Authors: BINGER P. , BRINKMANN A. , ROEFKE P. , SCHAEFER B. +
Published: May 2016

The title reaction of the cyclopropane derivatives (I) with chiral acrylic acid derivatives, e.g. (II), yields optically active 3‐methylenecyclopentanes such as (III).
ChemInform Abstract: Synthesis of 1,3‐Bis(2‐bromophenyl)propane.
Authors: BUNCE R. A. , TAYLOR V. L. , REEVES H. D.
Published: May 2016

Catalytic hydrogenation of the chalcone (III), obtained from 2‐bromoacetophenone (I) and 2‐bromobenzaldehyde (II), produces 1,3‐bis(2‐bromophenyl)‐1‐propanone (IV) which is reduced with LiAlH4 to give 1,3‐bis(2‐bromophenyl)‐1‐propanol (V).
ChemInform Abstract: Cyclization of Dicobalt Hexacarbonyl Complexes of Allyl Propargyl Ethers on the Surface of Chromatography Adsorbents. A Convenient Method for the Preparation of Substituted 3‐Oxabicyclo(3.3.0)oct‐5‐en‐7‐one and 4‐Hydroxymethyl‐2‐cyclopenten‐1‐one Derivatives from Common Precursors.
Authors: SMIT W. A. , SIMONYAN S. O. , TARASOV V. A. , MIKAELYAN G. S. , GYBIN A. S. , IBRAGIMOV I. I. , CAPLE R. , FROEN D. , KREAGER A.
Published: May 2016

The known alkynylcobalt carbonyl complexes (I) are adsorbed on wet silica gel and subsequently thermolyzed in the presence of air to give the (2 + 2 + 1) Khand‐Pauson cyclization products (II).
ChemInform Abstract: Ureas from N‐Chloroamidines. An Aza Analogous Hofmann Degradation.
Authors: SONNENSCHEIN H. , SCHMITZ E.
Published: May 2016

The amidines (I) are N‐chlorinated to give the reactive intermediates (II).
ChemInform Abstract: A Simplified Synthetic Route to Polyaza Macrocycles.
Authors: CHAVEZ F. , SHERRY A. D.
Published: May 2016

The benzo‐fused triaza macrocycles (III) are synthesized by coupling of the trissulfonamides (I) with the dibromide (II) in the presence of potassium carbonate as the deprotonating agent.
ChemInform Abstract: Synthesis of Diphosphine Oxides Under Phase‐Transfer Catalysis.
Authors: GRIGORYAN N. YU. , KHACHATRYAN R. A. , INDZHIKYAN M. G.
Published: May 2016

Phase‐transfer‐catalyzed reaction of diphenylphosphinous acid (I) with the 1,4‐dichlorides (II) and (IV) or the vinylacetylenes (VI) produces the title compounds (III) and (V).
ChemInform Abstract: Electroluminescent Thin Films Containing Terbium‐Activated Strontium Sulfide.
Authors: LESKELAE M. + , NIINISTOE L. + , NYKAENEN E. + , SOININEN P. , TIITTA M.
Published: May 2016

Green‐emitting SrS:Tb3+ thin films are grown from Sr(Thd)2 (Thd: 2,2,6,6‐tetramethyl‐3,5‐heptanedione) and H2S by the atomic layer epitaxy (ALE) method.
ChemInform Abstract: Novel Borides of the Lu2Ni3B6 Type of Structure.
Authors: GUBICH I. B. , CHABAN N. F. , KUZ'MA YU. B.
Published: May 2016

The compounds M2Ni3B6 (M: Y, Tb, Dy, Ho, Er, Tm) are prepared for the first time by solid phase reaction between the elements at 1070 K. All of them belong to the known Lu2Ni3B6 type of structure, which has the space group Cmmm.
ChemInform Abstract: Chemistry of Organosilicon Compounds. Part 260. Allylation of α‐Hydroxy Ketones with Allyltrifluorosilanes and Allyltrialkoxysilanes in the Presence of Triethylamine. Stereochemical Regulation Involving Chelated Bicyclic Transition States.
Authors: SATO K. , KIRA M. , SAKURAI H.
Published: May 2016

Allyltrialkoxysilanes and allyltrifluorosilanes react analogously with α‐hydroxy ketones but the former require longer reaction times.
ChemInform Abstract: A Novel Order of ortho‐Directing Abilities in the Lithiation of η6‐Arenetricarbonylchromium(0) Complexes.
Authors: GILDAY J. P. , NEGRI J. T. , WIDDOWSON D. A.
Published: May 2016

A ranking order of ortho‐lithiation directed by various functional groups in arenetricarbonylchromium complexes (I), prepared by standard methods, is determined and compared to that found in the free arene series.
ChemInform Abstract: A New Route to Anellated Dihydrofurofurans. Synthesis of 6,8‐Dideoxyversicolorin A.
Authors: RAO J. A. , CAVA M. P.
Published: May 2016

The target compound (VIII) is prepared via the following key steps: Claisen rearrangement of the hexadienyl ether (IV), followed by deprotection and oxidative degradation of the two olefinic bonds in (VI).
ChemInform Abstract: The Synthesis, Application, and Prediction of Stokes Shift in Fluorescent Dyes Derived from 1,8‐Naphthalic Anhydride.
Authors: QIAN X. , ZHU Z. , CHEN K.
Published: May 2016

The fluorescent dyes (I), (VII), (IX), (XII), and (XIII) are synthesized from 4‐chloro‐1,8‐naphthalic anhydride (III), as shown in the reaction scheme.
ChemInform Abstract: Lability of Dimethylethyl Compounds of Indium and Aluminum.
Authors: BRADLEY D. C. , CHUDZYNSKA H. , FRIGO D. M.
Published: May 2016

The dimethylethyl derivatives (IV), (V), and (VII) of aluminum and indium are prepared.
ChemInform Abstract: Heteronuclear Cluster Chemistry of the Group 1B Metals. Part 11. Effect of the Nature of the Bidentate Diphosphine Ligand on the Metal Framework Structures of the Gold Heteronuclear Cluster Compounds (Au2Ru4(μ3‐H)(μ‐H)(μ‐Ph2P(CH2)nPPh2)(CO)12) (n = 1‐6). X‐Ray Crystal Structures of (Au2Ru4(μ3‐H)(μ‐H)(μ‐Ph2P(CH2)nPPh2)(CO)12) (n = 1 or 2).
Authors: BROWN S. S. D. , SALTER I. D. , DENT A. J. , KITCHEN G. F. M. , ORPEN A. G. , BATES P. A. , HURSTHOUSE M. B.
Published: May 2016

The title clusters (I), (IIa), and (III) are prepared from (N(PPh3)2)2(Ru4(μ‐H)2(CO)12) and Au2(μ‐Ph2P(CH2)nPPh2)Cl2 in the presence of TlPF6 in ca. 60‐70% yields by a previously described method.
ChemInform Abstract: Syntheses and Properties of Optically Active 2‐Substituted Taurines.
Authors: HIGASHIURA K. , MORINO H. , MATSUURA H. , TOYOMAKI Y. , IENAGA K.
Published: May 2016

The taurines (IV) are synthesized starting from (S)‐(I) via their mesylates, either by direct HCl‐deprotection followed by Na2SO3, or by preceding bromination of the mesylates.
ChemInform Abstract: An Improved Synthesis of (S)‐3‐Methyl‐γ‐butyrolactone.
Authors: FERRABOSCHI P. , GRISENTI P. , FIECCHI A. , SANTANIELLO E.
Published: May 2016

The target compound (III), a useful chiral precursor of natural products, is prepared by treatment of potassium 4,4‐dimethoxy‐3‐methyl‐2‐butenoate (II) with fermenting bakers' yeast.
ChemInform Abstract: Thiono and Dithio Esters. Part 48. α,β‐Unsaturated Thio Esters in Diels‐Alder Reactions and Michael Additions.
Authors: HARTKE K. , KUNZE O.
Published: May 2016

Diels‐Alder reaction of the dithio ester (I) with the alkenes (II), (IV), (VI), and (VIII) yields the corresponding cycloaddition products (III), (V), (VII), and (IX).
ChemInform Abstract: The Reaction of Vinyl Grignard Reagents with 2‐Substituted Nitroarenes: A New Approach to the Synthesis of 7‐Substituted Indoles.
Authors: BARTOLI G. , PALMIERI G. , BOSCO M. , DALPOZZO R.
Published: May 2016

Various nitroarenes are treated with vinylmagnesium bromide (II) to undergo reductive cyclization, forming indoles, e.g. (III).
ChemInform Abstract: Magnesium Bromide‐Mediated Selective Conversion of Acetals into Thioacetals.
Authors: PARK J. H. , KIM S.
Published: May 2016

The acetals (I) and (IV) are treated with the thiols (II) or α,ω‐dithiols (V) in the presence of magnesium dibromide to yield the corresponding dithioacetals (III) or (VI).
ChemInform Abstract: Regiochemical Control in the Intramolecular Addition of Allylstannanes and Allylsilanes to 2,3‐Epoxy Ethers: Preparation of Functionalized Oxepanes.
Authors: MOLANDER G. A. , ANDREWS S. W.
Published: May 2016

The hydroxymethyloxiranes (I) are coupled with the silyl‐ or stannylpropenyl methanesulfonates (II) to yield the metallated methallyl ethers (III).
ChemInform Abstract: The Use of Lewis Acids in the Diels‐Alder Reaction with Organophosphorus Dienophile Compounds. Asymmetric Approach with (RP, SP)‐o‐Anisylphenylvinylphosphine Oxide.
Authors: MAFFEI M. , BUONO G.
Published: May 2016

The vinylic phosphine oxides or phosphonates (V) are subjected to cycloaddition reaction with cyclopentadiene (VI) in the presence of equimolar or catalytic amounts of various Lewis acids.
ChemInform Abstract: Phosphane‐Borane Chemistry. Open Chain and Cyclic Phosphane‐Boranes Based on Tetramethyldiphosphane.
Authors: SCHMIDBAUR H. , WIMMER T. , GROHMANN A. , STEIGELMANN O. , MUELLER G. +
Published: May 2016

The 1:2 addition compounds (III) are prepared according to the scheme.
ChemInform Abstract: Transmetalation Reactions of Higher Order Cyanocuprates: Direct Formation of Trialkyltin Cuprates from Tin Hydrides which Bypasses Organolithium Intermediates.
Authors: LIPSHUTZ B. H. , ELLSWORTH E. L. , DIMOCK S. H. , REUTER D. C.
Published: May 2016

The butyl(stannyl)cyanocuprate (III), prepared from tributyltin hydride (I) and the cuprate (II), is employed in the cleavage of the epoxides (V) and (VII), yielding the stannylated alcohols (VI) and (VIII).
ChemInform Abstract: Synthesis of Heteronuclear Metal‐Allenyl Clusters: Transition‐Metal‐Propargyl Compounds as Templates for the Construction of Mixed Metal‐Metal Bonds.
Authors: YOUNG G. H. , WOJCICKI A. , CALLIGARIS M. , NARDIN G. , BRESCIANI‐PAHOR N.
Published: May 2016

The reaction of transition‐metal‐propargyl compounds with Group VIII metal carbonyls affords allenyl‐bridged heteronuclear compounds such as (III)/(IV) and (VI).
ChemInform Abstract: Absolute Configurations of the Liverwort Sesquiterpenoids, (‐)‐Chiloscyphone and (+)‐Chiloscypholone: Total Synthesis of Optically Active Compounds.
Authors: TORI M. , HASEBE T. , ASAKAWA Y.
Published: May 2016

(‐)‐Chiloscyphone (IX), synthesized starting from the ketone (I) via resolution of the key intermediate (II), is identical with the natural compound isolated from the liverworts Chiloscyphus polyanthos and C. pallescens.
ChemInform Abstract: Syntheses of Cholesta‐5,7‐diene‐3β,25‐diol and Cholesta‐5,7‐diene‐1α,3β,25‐triol.
Authors: TACHIBANA Y. , YOKOYAMA S. , TSUJI M.
Published: May 2016

The intermediate (IX) can alternatively be prepared from 1α‐hydroxyergosterol.
ChemInform Abstract: Spin Density in the Heterodinuclear Compound Cu(salen)Ni(hfa)2: A Polarized Neutron Diffraction Study.
Authors: GILLON B. , CAVATA C. , SCHWEISS P. , JOURNAUX Y. , KAHN O. , SCHNEIDER D.
Published: May 2016

The structure of the title compound (I) at 19.6 K (space group P21/n, Z=4) is described by unpolarized neutron diffraction.
ChemInform Abstract: Efficient Ion Exchangers and Receptors for Organic and Organometallic Cations.
Authors: ELLER S. , BRANDT P. , BRIMAH A. K. , SCHWARZ P. , FISCHER R. D.
Published: May 2016

"Free" (Me3Sn)+ ions can be exchanged with surprising ease in polymeric metal cyanides such as (I) by reaction with cations such as (NEt4)+ or (Co(π‐C5H5)2)+.
ChemInform Abstract: Rearrangements of Radical Cations of (2.2)Paracyclophanes and of a Bridged (14)Annulene to Those of Pyrenes: An ESR and ENDOR Study.
Authors: GERSON F. , HUBER W. , WELLAUER T.
Published: May 2016

The unique radical cation derived from all three isomeric paracyclophanes (VI)‐(VIII) is identified to be the highly persistent (V) which is generated consecutively from (I) as well.
ChemInform Abstract: Catalytic Oxygenation of Benzene. Catalyst Design and Its Performance.
Authors: KUNAI A. , WANI T. , UEHARA Y. , IWASAKI F. , KURODA Y. , ITO S. , SASAKI K.
Published: May 2016

The most effective catalyst is prepared by using ultrasonic wave for dispersing PdCl2 and CuSO4 on a silica gel surface.
ChemInform Abstract: New Reduction Method of α‐Diketones, Oxo Amides, and Quinones with Zn‐EtOH in the Presence of a Salt.
Authors: TODA F. , TANAKA K. , TANGE H.
Published: May 2016

The title reagent (cf.
ChemInform Abstract: Preparation of Monofluorocarboxylic Acids Using N,N‐Diethyl‐1,1,2,3,3,3‐hexafluoropropylamine.
Authors: O'HAGAN D.
Published: May 2016

Substitution of the β‐hydroxy groups in hydroxy acid esters such as (I) for fluorine is accomplished with the title reagent (PPDA).
ChemInform Abstract: Controlling Stereochemistry in Crotyl Additions to Aldehydes with Crotylmolybdenum Complexes.
Authors: FALLER J. W. , JOHN J. A. , MAZZIERI M. R.
Published: May 2016

The racemic crotylmolybdenum complex (I) reacts with 2 equiv. or an excess of benzaldehyde (II) to form the homoallylic alcohols (III) with predominance of the syn‐diastereomers due to kinetic resolution.
ChemInform Abstract: Synthesis of Some Aromatic Aldehydes and Phenols as Potential Male Antifertility Agents.
Authors: SINGH I. P. , SHUKLA V. K. , DWIVEDI A. K. , KHANNA N. M.
Published: May 2016

A series of title compounds such as (IV) and (VIII), which represent analogues of the antispermatogenic agent gossypol (IX) and its precursor hemigossypol (X), are prepared in order to test their activity.
ChemInform Abstract: N‐((Arylmethoxy)phenyl) and N‐((Arylmethoxy)naphthyl) Sulfonamides: Potent Orally Active Leukotriene D4 Antagonists of Novel Structure.
Authors: MUSSER J. H. , KREFT A. F. , BENDER R. H. W. , KUBRAK D. M. , CARLSON R. P. , CHANG J. , HAND J. M.
Published: May 2016

Coupling of 3‐nitrophenol (II) with the 2‐chloromethyl‐substituted heterocycles (I) gives the (hetarylmethoxy)nitrobenzenes (III) which are reduced to produce the corresponding amines (IV).
ChemInform Abstract: Synthesis and Structure of Pentaazadienido Complexes of Copper(I) and Copper(II). Crystal Structures of (Cu(F‐C6H4N5C6H4‐F)(py))2, (Cu(Cl‐C6H4N5C6H4‐Cl)(py))2, (Cu(CH3O‐C6H4N5C6H4‐OCH3)(py))2.
Authors: SCHMID R. , STRAEHLE J. +
Published: May 2016

The insoluble pentaazadienido‐Cu(II) complexes (III) are synthesized according to the scheme.
ChemInform Abstract: Copper(II)‐Assisted Hydrolysis of 2,4,6‐Tris(2‐pyridyl)‐1,3,5‐triazine. Part 2. Crystal Structures of (Bis(2‐pyridylcarbonyl)amido)(pyridine‐2‐carboxamide)copper(II) Trifluoromethanesulfonate and (Bis(2‐pyridylcarbonyl)amido)(2,4,6‐tris(2‐pyridyl)‐1,3,5‐triazine)copper(II) Trifluoromethanesulfonate.
Authors: FAUS J. , JULVE M. , AMIGO J. M. , DEBAERDEMAEKER T.
Published: May 2016

The reaction between 2,4,6‐tris(2‐pyridyl)‐1,3,5‐triazine (I) with Cu(II) trifluoromethanesulfonate (II) in aqueous solution results in the formation of the Cu(II) title complexes (III) (space group P21/n, Z=4) and (IV) (P1, Z=2) depending on the molar ratio (1:1 and 2:1, respectively).
ChemInform Abstract: Cascarillone: Revised Structure and Total Synthesis.
Authors: IIO H. , MATSUMOTO Y. , SHIMOKATA K. , SHIBATA K. , TOKOROYAMA T.
Published: May 2016

On account of the results obtained in the preceding paper, the proposed structure (I) for cascarillone has to be revised.
ChemInform Abstract: 3,7‐Dideazapurine Nucleosides. Synthesis and Antitumor Activity of 1‐Deazatubercidin and 2‐Chloro‐2′‐deoxy‐3,7‐dideazaadenosine.
Authors: CRISTALLI G. , FRANCHETTI P. , GRIFANTINI M. , NOCENTINI G. , VITTORI S.
Published: May 2016

The pyrrolopyridine (I) reacts with the protected furanose (II) to give the nucleosides (III) and (IV).
ChemInform Abstract: The Active‐Passive Transition of Chromium. In situ Ellipsometry Combined with Cyclic Voltammetry and Impedance Spectroscopy.
Authors: DE WIT J. H. W. , DOBBELAAR J. A. L. , GERRETSEN J. H.
Published: May 2016

It is shown that the combination of the title methods provides detailed information on the formation and dissolution behavior of passive films.
ChemInform Abstract: Fragmentation of Cyclopropylmethoxychlorocarbene: Formation of Cyclopropylcarbinyl/Chloride Ion Pairs.
Authors: MOSS R. A. , HO G. J. , WILK B. K.
Published: May 2016

Cleavage of the azirine (V) generates the carbene mentioned in the title.
ChemInform Abstract: Oxidation of 2,4,‐Di‐tert.‐butylphenol with tert.‐Butyl Hydroperoxide Catalyzed by Copper(II)‐Ethylenediamine Complexes.
Authors: KUSHIOKA K. , TANIMOTO I. , MARUYAMA K.
Published: May 2016

In prim. and sec. alcanols such as MeOH and 2‐methylbutan‐2‐ol the corresponding carbonyl compounds are formd in addition to (III) in the title reaction.
ChemInform Abstract: Reaction of Ethyl Propiolate and Benzoylacetylene with the Allyl and Benzyl Esters of Dithiobenzoic Acid.
Authors: DROZD V. N.
Published: May 2016

The title compounds (I) and (II) undergo cycloaddition under very mild conditions to afford the 1,3‐dithioles (III).
ChemInform Abstract: An Efficient Synthesis of δ1‐Pyrrolines and Related Heterocycles via the Base‐Induced Cyclocondensation of α‐Keto Imidoyl Chlorides with Electron Deficient Alkenes.
Authors: TIAN W.‐S. , LIVINGHOUSE T.
Published: May 2016

Cycloaddition reaction of the imidoyl chlorides (I) with the acrylates (II) in the presence of bases produces the pyrrolines (III) and (IV).
ChemInform Abstract: Synthesis of Cyanoalkyltetrazoles.
Authors: BUZILOVA S. R. , BREKHOV YU. V. , AFONIN A. V. , GAREEV G. A. , VERESHCHAGIN L. I.
Published: May 2016

As little is known about the synthesis and the properties of the title compounds, C‐ and N‐substituted cyanoalkyltetrazoles (III), (IV) and (VII) are prepared by the procedures shown in the scheme.
ChemInform Abstract: Porphyrins and Their Derivatives. Part 9. Synthesis and Properties of Isomeric Water‐Soluble Quinolineporphyrins.
Authors: VODZINSKII S. V. , ZHILINA Z. I. , PETRENKO N. F. , ANDRONATI S. A. , GRUSHEVAYA ZH. V.
Published: May 2016

The title compounds (III) are prepared ((IIIa)‐(IIIc) for the first time).
ChemInform Abstract: Alkylation of Diphenylchlorophosphine with Alkyl Halogenides.
Authors: CHAUZOV V. A. , STUDNEV YU. N. , RUDNITSKAYA L. S. , FOKIN A. V.
Published: May 2016

Reaction of the diphenylchlorophosphine aluminum trichloride complex (I) with n‐butyl iodide (II) without a solvent followed by aqueous work‐up gives the sec‐butyl‐ (III) and the tert‐butylphosphine oxide (IV).
ChemInform Abstract: Tetrahydroborate Complexes of Uranium: Preparation and Crystal Structure of Mixed‐Valent (Na(THF)6)((C5Me5)U(BH4)3)2.
Authors: RYAN R. R. , SALAZAR K. V. , SAUER N. N. , RITCHEY J. M.
Published: May 2016

The title complex is obtained by treating of U(BH4)3·nTHF in THF with a toluene solution of (η5‐C5Me5)2Th(PPh2)2 containing NaCl and characterized by X‐ray structure analysis (space group P1, Z=2).
ChemInform Abstract: Photooxidation of the Diaquodimercury(I) Cation.
Authors: VOGLER A. , KUNKELY H.
Published: May 2016

On the basis of the spectral changes during the photolysis of (Hg2(H2O)2)2+ in aqueous solution at λirr = 254 nm and qualitative analysis it is suggested that the σσ* state of (Hg2(H2O)2)2+ dissociative (Hg22+ → 2 Hg+).
ChemInform Abstract: New Compounds A2Hg2PdX8 (A: Rb, X: Cl, Br; A: Tl, X: Cl) in a Hitherto Unknown Structure Type.
Authors: KELLER H.‐L. , SCHROEDER L. +
Published: May 2016

The title compounds, obtained as pure phases by solid state reaction between AX, PdX2, and HgX2, crystallize in the monoclinic system, space group C2/m, Z=2.
ChemInform Abstract: Study of the Influence of Ultrasound and Aqueous Solvent on the Diels‐Alder Reaction: The Case of Cyclopentadiene and Acetamidoacrylates.
Authors: ELGUERO J. , GOYA P. , PAEZ J. A. , CATIVIELA C. , MAYORAL J. A.
Published: May 2016

The cycloaddition reaction of the acetamidoacrylates (II) or (V) with excess cyclopentadiene, yielding the norbornenecarboxylates (III) and (IV) or (VI) and (VII), is performed in toluene or water without or with ultrasonic irradiation.
ChemInform Abstract: Synthesis of Substituted 1,6‐Methano(10)annulenes by Cycloadditions of 1H‐Cyclopropabenzene.
Authors: NEIDLEIN R. , KOHL M. , KRAMER W.
Published: May 2016

Diels‐Alder reactions of (I) with electron‐poor dienes leads to substituted 1,6‐dimethano(10)annulenes of type (IV) (8 examples).
ChemInform Abstract: Synthesis of Amines by Reduction of Imines with the MCl2/NaBH4 (M = Co, Ni) System.
Authors: PERIASAMY M. , DEVASAGAYARAJ A. , SATYANARAYANA N. , NARAYANA C.
Published: May 2016

The imines (I) and (III) are treated with sodium boranate and cobalt dichloride in methanol/THF, producing the corresponding amines (II) or (IV).
ChemInform Abstract: A New Palladium‐Catalyzed Synthesis of cis,exo‐2,3‐Diarylsubstituted Bicyclo(2.2.1)heptanes or Bicyclo(2.2.1)hept‐2‐enes.
Authors: CATELLANI M. , CHIUSOLI G. P. , CONCARI S.
Published: May 2016

A useful one‐pot synthesis is reported which yields stereospecifically disubstituted bicycloheptanes (IV) (8 examples) and likewise the bicyclohept‐2‐ene (VI).
ChemInform Abstract: Intramolecular Cycloadditions with Isobenzofurans. Part 6. A Novel Entry into the Field of Anellated 1,2‐Benzisoxazoles.
Authors: ASSMANN L. , FRIEDRICHSEN W.
Published: May 2016

The α‐diazo carboxylate (IX), prepared from the acid (I) via the ester (VI), undergoes intramolecular cyclization reaction upon denitrogenation to give the fused isoxazole (X).
ChemInform Abstract: Isoxazolinyldioxepins. Part 1. Structure‐Reactivity Studies of the Hydrolysis of Oxazolinyldioxepin Derivatives.
Authors: CAMILLERI P. , MUNRO D. , WEAVER K. , WILLIAMS D. J. , RZEPA H. S. , SLAWIN A. M. Z.
Published: May 2016

Pairs of diastereomers are observed for each of the title compounds (I) which differ significantly in their hydrolytic stability and in the configuration at C(7) and a flipping of the C(5) methylene group as is shown for (Ia) (crystal structure of the labile and the more stable diastereomer of (Ia): P21/c, Z=4 and Cc, Z=4, respectively).
ChemInform Abstract: Areneuranium Borohydrides: Synthesis and Crystal Structure of (η‐C6Me6)U(BH4)3.
Authors: BAUDRY D. , BULOT E. , CHARPIN P. , EPHRITIKHINE M. , LANCE M. , NIERLICH M. , VIGNER J.
Published: May 2016

Heating of U(BH4)4 (I) in mesitylene (II) yields the uranium complex (III).
ChemInform Abstract: The Intermediacy of Re2(O2CCH3)2Cl4 in the Conversion of Re2(O2CCH3)4Cl2 to Re3Cl9.
Authors: ESJORNSON S. M. V. , FANWICK P. E. , WALTON R. A.
Published: May 2016

The title compound can be isolated as an intermediate on treating the heated Re2(OAc)4Cl2 with a slow flow of gaseous HCl.
ChemInform Abstract: Synthesis and Structural Characterization of (n‐Bu4N)2(Au2(i‐MNT)2) (i‐MNT: 1,1‐Dicyanoethylene‐2,2‐dithiolate) and Its Oxidative‐Addition Products (Ph4As)2(Au2(i‐MNT)2Cl2), (n‐Bu4N)2(Au2(i‐MNT)2Br2), and (n‐Bu4N)(Au(i‐MNT)2). Spectral Studies of the Disproportionation of (n‐Bu4N)2(Au2(i‐MNT)2X2) (X: Cl‐, Br‐, I‐) into (n‐Bu4N)(AuX2) and (n‐Bu4N)(Au(i‐MNT)2).
Authors: KHAN MD. N. I. , WANG S. , FACKLER J. P. JUN.
Published: May 2016

The bis(1,1‐dicyanoethylene‐2,2‐dithiolato)diaurate(I) (IIIa) (space group P21/c, Z=2) and its tetraphenylarsonium analogue (IIIb) are prepared according to the scheme.
ChemInform Abstract: Cationic Lead(II) Halide Complexes in Molten Alkali‐Metal Nitrate. Part 3. Structure of Pb2X3+ and the Solvated Pb(II) Ion, Determined by Liquid X‐Ray Scattering and Raman Spectroscopy.
Authors: BENGTSSON L. , HOLMBERG B.
Published: May 2016

At 280 °C the nitrate coordination of Pb(II) is shown to be Pb(NO3)42‐ in the binary mixtures Pb(NO3)2‐(K,Na)NO3, whereas for ternary mixtures of the systems PbX2‐Pb(NO3)2‐(K,Na)NO3 the results indicate the formation of complexes of formal composition Pb2X3+.
ChemInform Abstract: Electrodeposition of ZnS Films from an Alkaline Bath
Authors: LOKHANDE C. D. , JADHAV M. S. , PAWAR S. H.
Published: May 2016

(pH 8‐10) containing ZnSO4, Na2S2O3, and EDTA (added to complex Zn2+ ions) is performed under dc potentiostatic conditions.
ChemInform Abstract: Li Insertion in CuyTiS2 Spinels.
Authors: JACOBSEN T. , ZACHAU‐CHRISTIANSEN B. , WEST K. , ATLUNG S.
Published: May 2016

The Li insertion in CuyTiS2 spinels of different Cu content is investigated galvanostatically at 120 °C in galvanic cells of the type shown in the scheme.
ChemInform Abstract: A SIMS Investigation of Hydrogen Penetration of Titanium Electrodes
Authors: BLACKWOOD D. J. , PETER L. M. , BISHOP H. E. , CHALKER P. R. , WILLIAMS D. E.
Published: May 2016

carried out using a spectrometer which is able to detect and image hydrogen confirms that during prolonged corrosion of Ti in acidic solutions a stable titanium hydride phase is built up which extends to a considerable depth (several microns) in the metal.
ChemInform Abstract: Quenching of Singlet Molecular Oxygen, O2(a1δg) and O2(b1ε+ g), by H2, D2, HCl, and HBr.
Authors: BORRELL P. , RICHARDS D. S.
Published: May 2016

Discharge flow/shock tube measurements of the quenching of the two title excited states by H2 and D2 at 292 K and between 500 and 1000 K °C as well as by HCl over a similar temp. range and by HBr at 292 K show these excited states to differ in the temp. dependence of their quenching rate constants.
ChemInform Abstract: Synthesis and Characterization of III‐V Semiconductor Clusters: GaP in Zeolite Y.
Authors: DOUGALL J. E. M. , ECKERT H. , STUCKY G. D. , HERRON N. , WANG Y. , MOLLER K. , BEIN T. , COX D.
Published: May 2016

Small clusters of GaP included in the crystalline, periodic environment of zeolite Y are obtained by reaction of Me3Ga with PH3 within the pores of Na+/H+ exchanged zeolite Y by using various loadings of Me3Ga and different reaction temp. and times with PH3.
ChemInform Abstract: Crystalline HoAl3Cl12.
Authors: HAKE D. , URLAND W.
Published: May 2016

The title compound is prepared by reaction of Ho2O3 with AlCl3 and subsequent chemical vapor transport (250‐160 °C, 3 d).
ChemInform Abstract: Preparation and Structure of a New Ternary Transition‐Metal Zintl Compound Containing High Spin Mn(III)Bi4 Tetrahedra.
Authors: KAUZLARICH S. M. , KUROMOTO T. Y. , OLMSTEAD M. M.
Published: May 2016

The new ternary transition‐metal compound (IV), synthesized according to the scheme using a four‐fold excess of Mn powder, crystallizes in the tetragonal space group I41/acd with Z = 8 and is isostructural to the Zintl compounds Ca14AlSb11 and Ca14GaAs11.
ChemInform Abstract: Catalytic and Stoichiometric Formation of Cyclooctatetraenes from Soluble Nickel Complexes.
Authors: LAWRIE C. J. , GABLE K. P. , CARPENTER B. K.
Published: May 2016

A study on the catalytic Reppe cyclooligomerization of phenylacetylene (I) to (II) and (III) by Ni(acac)2/CaC2 or NiBr2/CaC2 reveals the formation of a benzene‐soluble material of the elemental composition corresponding to ((PhCC)2Ni)n (n = ca. 13).
ChemInform Abstract: Substituent‐Induced Fine‐Tuning of Novel Cationic Rearrangements in (3.3.3)Propellanic Systems.
Authors: MEHTA G. , SUBRAHMANYAM D.
Published: May 2016

The cationic rearrangement of the (3.3.3)propellanones (I) and (IV) to form the tricyclic ketones (II) and (III) or (V) is investigated.
ChemInform Abstract: Ruthenium Cluster as Catalysts for the Carbonylation of Cyclic Amines.
Authors: SUESS‐FINK G. , LANGENBAHN M. , JENKE T.
Published: May 2016

Carbonylation of the cyclic amines (I) with carbon monoxide (II) in the presence of ruthenium complexes as catalysts leads to the formation of the corresponding formamides (III).
ChemInform Abstract: Oxidative Cleavage of Olefins into Carboxylic Acids with Hydrogen Peroxide by Tungstic Acid.
Authors: OGUCHI T. , URA T. , ISHII Y. , OGAWA M.
Published: May 2016

The cycloalkenes (I) are treated with hydrogen peroxide in the presence of tungstic acid to form the α,ω‐dicarboxylic acids (II), together with the vicinal cycloalkanediols (III).
ChemInform Abstract: Novel Derivatives of Dithiocarbamic Acid. Part 2. N‐(2‐Vinyloxyethyl)dithiocarbamates and Their Conversions.
Authors: AMOSOVA S. V. , TARASOVA O. A. , IVANOVA N. I. , PERZHABINSKAYA L. I. , SIGALOV M. V. , SINEGOVSKAYA L. M. , AL'PERT M. L.
Published: May 2016

The potassium dithiocarbamate (I) is smoothly alkylated by the alkyl halides (II) to afford the hitherto unknown title compounds (III) in high yields.
ChemInform Abstract: Metathesis and Reduction Reactions of Nitroso Compounds with Metal Carbenes and Metal Carbonyls.
Authors: HERNDON J. W. , MCMULLEN L. A.
Published: May 2016

Treatment of the nitroso compounds (I) and (VII) with the carbenechromium complex (II) forms the products shown in the reaction scheme.
ChemInform Abstract: Alkylation of Phenols by 1,2,3‐Trihalopropanes as a Method of Synthesis of 2‐Haloallyl Aryl Ethers.
Authors: NAZAROV SH. I. , MAGERRAMOV M. N. , MAMEDOV SH. M. , AKHMEDOV SH. T. , NAMAZOVA E. N.
Published: May 2016

The title compounds (III) are of widespraed interest, e.g. as starting materials in organic syntheses, as modifiers of polymers or as inhibitors.
ChemInform Abstract: Chiral Homoenolate Equivalents. Part 2. Asymmetric Synthesis of 3‐Substituted 3‐Phenylpropionaldehydes via Metalated Chiral Cinnamylamines.
Authors: AHLBRECHT H. , ENDERS D. , SANTOWSKI L. , ZIMMERMANN G.
Published: May 2016

The optically active title compounds (III) are prepared using prolinol as chiral auxiliary.
ChemInform Abstract: A Search for Calcium‐Channel Activators in the Verapamil Series.
Authors: ROMANELLI M. N. , GUALTIERI F. , MANNHOLD R. , CHIARINI A.
Published: May 2016

Reaction of the nitriles (I) with 1‐bromo‐3‐chloropropane (II) yields the δ‐cyano chlorides (III) which are coupled with the amine (IV), producing the verapamil analogues (V).
ChemInform Abstract: Aldol Addition Reaction of Chiral Acetylurea and a Convenient Synthesis of Optically Pure Methyl β‐Alkyl‐β‐hydroxypropionate.
Authors: KISHIKAWA K. , YAMAMOTO M. , KOHMOTO S. , YAMADA K.
Published: May 2016

The chiral acetylurea (I) is lithiated and then coupled with the aldehydes (II) to form the diastereomeric β‐hydroxyamides (III) and (IV).
ChemInform Abstract: Chiral Silicon in Asymmetric Synthesis. Addition of Organometallic Reagents to a Silyl Thione Chiral at Silicon.
Authors: BONINI B. F. , MACCAGNANI G. , MASIERO S. , MAZZANTI G. , ZANI P.
Published: May 2016

The α‐silyl thione (I) bearing a chiral silyl moiety reacts with the organolithium (II) or Grignard agents (V) to form the intermediate α‐metalated sulfides (III) and (VI) which are quenched upon treatment with methanol, producing the α‐silyl sulfides (IV) with moderate diastereoselectivity.
ChemInform Abstract: An Unusual Photochemical Reaction of Indene with Furan and Thiophene Derivatives.
Authors: D'AURIA M. , DE MICO A. , D'ONOFRIO F.
Published: May 2016

Indene (I) is coupled with the iodohetarenes (II) and (IV) upon photolysis, yielding the 2‐indenylhetarenes (III) or (V).
ChemInform Abstract: An Unusual Base‐Induced Debromination Reaction of 3,4‐Dibromo‐3‐methoxycarbonylsulfolane.
Authors: CHOU T.‐S. , HWANG L.‐J.
Published: May 2016

Dehydrobromination of 3,4‐dibromo‐3‐methoxycarbonylsulfolane (I) with pyridine or potassium carbonate yields 3‐methoxycarbonyl‐3‐sulfolene (II) exclusively.
ChemInform Abstract: Pyrroles from Ketoximes and Acetylene. Part 39. Influence of the Nature of the Alkali Metal Cation and the Solvent on the Reaction Rate in the System MOH‐DMSO.
Authors: KOROSTOVA S. E. , SHEVCHENKO S. G. , POLUBENTSEV E. A. , MIKHALEVA A. I. , TROFIMOV B. A.
Published: May 2016

The reaction of acetophenone oxime (I) with acetylene (II) in an alkaline medium to give 2‐phenylpyrrole (III) and 2‐phenyl‐1‐vinylpyrrole (IV) is studied in detail.
ChemInform Abstract: A Convenient Method for the Preparation of Furan and Pyrrole Derivatives via Palladium(II)‐Catalyzed Intramolecular Cyclization of 3‐ and 4‐Alkenyl Alcohol or Amine Derivatives.
Authors: IGARASHI S. , HARUTA Y. , OZAWA M. , NISHIDE Y. , KINOSHITA H. , INOMATA K.
Published: May 2016

The 2‐tosyl‐3‐butenols (I) are treated with methanol (II) in the presence of cupric and palladium(II) chloride, tetramethylurea, and catalytical amounts of triethyl orthoformate to yield the 2‐methoxytetrahydrofurans (III).
ChemInform Abstract: Benzoid‐Quinoid Tautomerism of Azomethines and Their Structural Analogues. Part 45. Imines of 5‐Hydroxy‐2‐acetyl‐1‐methylindole.
Authors: SHEPELENKO E. N. , DUBONOSOV A. D. , LYUBARSKAYA A. E. , BREN' V. A. , MINKIN V. I.
Published: May 2016

Reaction of 2‐acetyl‐3‐hydroxy‐1‐methylindole (IV), prepared from the acetoxyindole (I) via the 2‐acetyl derivative (III), with the primary amines (V) gives the aminoethylidene ketones (VI).
ChemInform Abstract: The Chemistry of Indoles. Part 49. A New and Simple Synthesis of 1‐Hydroxyindole Derivatives.
Authors: SOMEI M. , KAWASAKI T.
Published: May 2016

Oxidation of the (fused) dihydroindoles (I) and (V) and subsequent methylation with diazomethane (II) yield the (fused) N‐methoxyindoles (III) or (VI).
ChemInform Abstract: Naphthindoles. Part 2. Derivatives of Naphth(2,3‐e)indole‐6,11‐dione and Naphth(2,3‐f)indole‐5,10‐dione.
Authors: VOROB'EVA S. L. , BUYANOV V. N. , LEVINA I. I. , SUVOROV N. N.
Published: May 2016

Common electrophilic substitution reactions of naphth(2,3‐e)indole‐6,11‐dione (I) gives the 1‐formyl (III), the 1‐dimethylaminomethyl (V), the 1,3‐diacetyl (VII), and the 4‐nitrophenylazo derivative (IX).
ChemInform Abstract: Reactions of 4‐(Dicyanomethylene)‐3‐methyl‐1‐phenyl‐2‐pyrazolin‐5‐one Toward Amines and Phenols.
Authors: METWALLY S. A. M. , EL NAGGAR G. M. , YOUNIS M. I. , EL‐EMARY T. I. , ELNAGDI M. H.
Published: May 2016

The reaction of the title compound (I) with 26 primary amines leads to products of type (III).
ChemInform Abstract: New Pentahydroxypentylpyrazoles from the Reactions of D‐Mannose and D‐Galactose Methylhydrazones with Nitroalkenes.
Authors: GOMEZ‐GUILLEN M. , HANS‐HANS F. , LASSALETTA SIMON J. M. , MARTIN‐ZAMORA M. E.
Published: May 2016

Cyclocondensation of the methylhydrazones of D‐mannose (I) and D‐galactose (VI) with the nitroalkenes (II) produces the 1‐methylpyrazoles (III) and (VII) which are converted into the pentaacetyl derivatives (V) and (VIII).
ChemInform Abstract: Nucleophilic Aromatic Substitution in 4,5‐Dicyanoimidazoles.
Authors: APEN P. G. , RASMUSSEN P. G.
Published: May 2016

Treatment of the ammonium salt (I), prepared from 2‐amino‐4,5‐dicyanoimidazole, with acid gives the tricyanoimidazole (II).
ChemInform Abstract: 2‐Benzopyrylium Salts. Part 36. Disproportionation of 2‐Benzopyrylium Salts via Previous 4‐1′‐Dimerization.
Authors: VERIN S. V. , KUZNETSOV E. V. , ZHDANOV YU. A.
Published: May 2016

Treatment of the benzopyrylium perchlorate (I) with DMF and subsequent hydrolysis or reaction with the enamine (III) gives the dimers (II) and (IV) respectively.