bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Acid‐Induced Rearrangements of 2,8‐Diazabicyclo(3.2.1)octa‐3,6‐dienes Leading to 1,4‐Dihydropyridine and Pyrrole Derivatives.
Authors: KUMAGAI T. , KATAYOSE M. , MUKAI T. 
Published: May 2016

AbstractThe 2,8‐diazabicyclo(3.2.1)octadiene (Ia) is rearranged upon treatment with acids to give the pyrroles (IV) and (V), together with the dihydropyridine (III).
ChemInform Abstract: Zwitterionic Analogues of Cimetidine as H2 Receptor Antagonists.
Authors: YOUNG R. C. , GANELLIN C. R. , GRAHAM M. J. , MITCHELL R. C. , ROANTREE M. L. , TASHMA Z. 
Published: May 2016

AbstractThe aminoethylthiomethylimidazole (I) is coupled with the imino compounds (II) or the 2‐chloropyridines (IV), yielding the derivatives (III) or (V).
ChemInform Abstract: Reaction of Triafulvenes with Isonitriles. A Simple Synthesis of Diphenyl Substituted Functionalized Cyclobutene Derivatives and Related Products.
Authors: EICHER T. , STAPPERFENNE U. 
Published: May 2016

AbstractReaction of the triafulvenes (I) with the isonitriles (II) yields the cyclobuteneimines (III) which are hydrolyzed to give the cyclobutenones (IV).
ChemInform Abstract: Synthesis of 2‐Aryl‐Substituted Imidazo(4,5‐b)pyridines and Imidazo‐(4,5‐c)pyridines.
Authors: YUTILOV YU. M. , SHCHERBINA L. I. 
Published: May 2016

AbstractThe diaminopyridines (I) and (IV) are converted to the 2‐aryl‐substituted imidazopyridines (III) and (V) on heating with the aldehydes (II) in the presence of sulfur.
ChemInform Abstract: Pyridindolol Analogues. Synthesis of 3‐Hydroxymethyl‐1‐(polyhydroxyalkyl)‐β‐carbolines.
Authors: WILLARD N. P. , DORLAND E. , PANDIT U. K. 
Published: May 2016

AbstractMethyl tryptophanate (I) is cyclized with the peracetylated aldoses (II) to give the tetrahydropyridine derivatives (III) which are dehydrogenated, forming the β‐carboline esters (IV).
ChemInform Abstract: A Novel Class of Cardiotonics. Synthesis and Pharmacological Properties of (4‐(Substituted‐Amino)phenyl)pyridazinones and Related Derivatives.
Authors: OKUSHIMA H. , NARIMATSU A. , KOBAYASHI M. , FURUYA R. , TSUDA K. , KITADA Y. 
Published: May 2016

AbstractThe amine (I) is coupled with the heterocyclic halides (II), producing the derivatives (III) via SN‐reaction.
ChemInform Abstract: Synthesis and Pharmacological Properties of Benzothienothiadiazolopyrimidine Derivatives. Part 3.
Authors: RUSSO F. , SANTAGATI A. , SANTAGATI M. , CARUSO A. , TROMBADORE S. , AMICO‐ROXAS M. 
Published: May 2016

AbstractReaction of the chlorothiadiazoles (II) with the aminobenzothiophenecarboxylates (I) and (IV) gives the fused heterocyclic systems (III) and (V) respectively.
ChemInform Abstract: Synthesis of Heterocycles via Nitrilium Salts. Part 16. Pyrazolo‐(3,4‐d)pyrimidines.
Authors: MADRONERO R. , VEGA S. 
Published: May 2016

AbstractThe 5‐benzoylaminopyrazoles (I) are converted to the imidoyl chlorides (II) which react with the nitriles (III) in the presence of Lewis acids, yielding the title compounds (IV).
ChemInform Abstract: A Novel Two‐Step Synthesis of Hexahydropyrazino(1,2‐a)quinolines.
Authors: NIJHUIS W. H. N. , VERBOOM W. , REINHOUDT D. N. 
Published: May 2016

AbstractReaction of 2‐fluorobenzaldehyde (I) with the piperazines (II) yields the substitution products (III) which are coupled with malononitrile (IV) to give the benzylidene derivatives (V).
ChemInform Abstract: Heterocycles. Part 11. Sulfur Analogs of 3‐(3‐Hydroxyphenyl)‐N‐n‐propylpiperidine.
Authors: WEINTRAUB P. M. , MILLER F. P. , WIECH N. L. 
Published: May 2016

AbstractThe phenylmethyl chlorides (I) are coupled with the thiol (II) to give the phenylmethylthioethylpropanamides (III) which are reduced with lithium aluminum hydride, yielding the amines (IV).
ChemInform Abstract: Design of Nonpeptidal Ligands for a Peptide Receptor: Cholecystokinin Antagonists.
Authors: EVANS B. E. , RITTLE K. E. , BOCK M. G. , DIPARDO R. M. , FREIDINGER R. M. , WHITTER W. L. , GOULD N. P. , LUNDELL G. F. , HOMNICK C. F. , VEBER D. F. , ANDERSON P. S. , CHANG R. S. L. , LOTTI V. J. , CERINO D. J. , CHEN T. B. , KING P. J. , KUNKEL K. A. , SPRINGER J. P. , HIRSHFIELD J. 
Published: May 2016

AbstractCoupling of the benzophenones (I) with D‐tryptophan methyl ester hydrochloride (II) gives the benzodiazepinones (III).
ChemInform Abstract: Photoinduced Molecular Transformations. Part 90. New General Synthesis of Medium Ring‐Lactones via a Regioselective β‐Scission of Alkoxyl Radicals Generated from Catacondensed Lactols.
Authors: SUGINOME H. , YAMADA S. 
Published: May 2016

AbstractThe 6/5‐, 6/6‐, 7/5‐, 8/5‐, and 7/6‐fused lactols (I), (V), (VIIIa), (VIIIb) and (XII) (most of them are in equilibrium with their ring‐opened forms) undergo regioselective ring‐enlargement to give the 9‐, 10‐, and 11‐membered lactones (III), (VI), (X) and (XIV); transannular cyclization of (VI) yields the bicyclic lactone (VII).
ChemInform Abstract: Photochemistry of Arenedicarboxylic Thioanhydride. Insertion of Alkene into C(=O)‐S Bond of 1,2‐ and 2,3‐Naphthalenedicarboxylic Thioanhydride.
Authors: KUBO Y. , OKUSAKO K. , ARAKI T. 
Published: May 2016

AbstractPhotochemical reaction of 1,2‐naphthalenedicarboxylic thioanhydride (I) with cis‐ and trans‐2‐butene (II) gives the isomeric insertion products (III) and (IV).
ChemInform Abstract: Synthesis and Investigation of 1,3‐Di‐tert‐butyl‐2,4‐dimethyl‐1,3,2,4‐ diazadiborolidine.
Authors: SCHMID G. , VEHRESCHILD‐YZERMANN D. , BOESE R. 
Published: May 2016

AbstractThe diaminoborane (I) is converted to the dilithio derivative (II) which undergoes ring‐closure with the bromomethylstannyl bromide (V), yielding the diazastannaborolidine (VI).
ChemInform Abstract: Intramolecular Complexes in the 1‐Bromoadamantane Series.
Authors: BUBNOV YU. N. , GURSKII M. E. , POTOPOVA T. V. 
Published: May 2016

AbstractTreatment of the bromoethylborabicyclononane (I) with α‐picolyllithium and subsequent hydroboration give the boraadamantane derivative (III).
ChemInform Abstract: Organometallic High Pressure Reactions. Part 5. High Pressure Reaction of 1‐Methoxy‐3‐trialkylsiloxybuta‐1,3‐diene with Aldehydes. (4 + 2)Cycloaddition or Silicon Migration Reaction.
Authors: YAMAMOTO Y. 
Published: May 2016

Abstract1‐Methoxy‐3‐trimethylsiloxybutadiene (I) reacts with benzaldehyde (II) under an elevated pressure to give the adduct (III).
ChemInform Abstract: S‐(β‐Aminovinyl) Dithiophosphates.
Authors: KOZLOV V. A. , CHURUSOVA S. G. , GRAPOV A. F. , NEGREBETSKII V. V. , MEL'NIKOV N. N. 
Published: May 2016

AbstractCondensation reaction of the (di)thiophosphates (I) and (IV) with the amide acetals (II) or (VI) give the vinyl (di)thiophosphates (III), (V), and (VII).
ChemInform Abstract: Syntheses and Structural Characteristics of New Highly Fluorinated Di‐tert‐butyl‐1,3,2,4‐diazadiphosphetidines.
Authors: KAMIL W. A. , BOND M. R. , WILLETT R. D. , SHREEVE J. M. 
Published: May 2016

AbstractThe stoichiometric reactions of the diazadiphosphetidine (I) with the Li salts (II) of polyfluorinated alcohols, with silver trifluoroacetate (IV), or the Li salt (VII) of hexamethyldisilazane lead to the acyclic derivatives (III), (V), and (VII), respectively.
ChemInform Abstract: Reaction of 1‐Butyl‐1‐dibutylboryl‐2‐diphenylphosphino‐2‐phenylethylene with Salicylic Aldehyde.
Authors: BALUEVA A. S. , ERASTOV O. A. 
Published: May 2016

AbstractThe borylphosphinoethylene (I), which is stable in boiling methanol, reacts with salicylaldehyde (II) to give the oxaphosphoniaboratin (III).
ChemInform Abstract: Stereoselective Selenolactonization by Superelectrophilic Benzeneselenenyl Triflate.
Authors: MURATA S. , SUZUKI T. 
Published: May 2016

AbstractThe γ,δ‐unsaturated carbonyl compounds (I) undergo selenolactonization with phenylselenenyl triflate (II), forming the γ‐lactones (III).
ChemInform Abstract: Nitrogen Compounds of Elements of the Third Main Group with Intra‐ and Intermolecular Donor‐Acceptor Bonds. Part 4. Polycyclic Alumina‐, Lithia‐, Magnesia‐, and Sodiasilazanes.
Authors: VEITH M. , FRANK W. , TOELLNER F. + , LANGE H. 
Published: May 2016

AbstractThe diazasilastannetidine (I) reacts with elemental magnesium (II) to form the corresponding dimeric magnesia heterocycle (III).
ChemInform Abstract: Synthesis and Characterization of the Bulky Thiolate Complexes (Li(OEt2)3) (Ti(S‐2,4,6‐iPr3C6H2)4) and (Li(THF)3(S‐2,4,6‐tBu3C6H2)). Comparisons of M‐SR and M‐OR Bonding.
Authors: SIGEL G. A. , POWER P. P. 
Published: May 2016

AbstractThe homoleptic Ti(III) thiolate complex (V) and the mononuclear Li thiolate (VIII) are synthesized as shown and characterized by an X‐ray structure analysis.
ChemInform Abstract: Highly Reduced Organometallics. Part 19. Synthesis of Carbonyl Anions of Titanium(0) from Titanocene Dicarbonyl. The First Structural Characterization of a Carbonyl Hydride of Titanium, (C5H5)Ti(CO)2(Me2PCH2CH2PMe2)H.
Authors: FRERICHS S. R. , KELSEY STEIN B. , ELLIS J. E. 
Published: May 2016

AbstractBy reduction in the presence of a neutral ligand the cyclopentadienyl ligands can be selectively removed from metallocenes.
ChemInform Abstract: Chlorozirconocene Carboxylate Complexes Cp2ClZr(OCOR) (R: H, CH3, t‐Bu, Ph) and Their Reactions with Zirconium Hydride Reagents. Metal Hydride Reduction of Ligated Carboxylate.
Authors: CUTLER A. , RAJA M. , TODARO A. 
Published: May 2016

AbstractThe preparation of the title complexes (III) is described.
ChemInform Abstract: Selective O‐Atom Transfer from Nitrous Oxide to Hydride and Aryl Ligands of Bis(pentamethylcyclopentadienyl)hafnium Derivatives.
Authors: VAUGHAN G. A. , RUPERT P. B. , HILLHOUSE G. L. 
Published: May 2016

AbstractN2O (II) is used under mild conditions to selectively oxidize hydrido (to hydroxy) ligands and phenyl (to phenoxy) ligands in bis(η5‐pentamethylcyclopentadienyl)‐Hf systems.
ChemInform Abstract: Preparation and Crystal Structures of Complexes of U(BH3CH3)4 with 1,2‐Dimethoxyethane, N,N,N′,N′‐Tetramethylethylenediamine, and 1,2‐Bis(methylthio)ethane.
Authors: SHINOMOTO R. , ZALKIN A. , EDELSTEIN N. M. , ZHANG D. 
Published: May 2016

AbstractThe U(IV) compound (I) reacts with the title compounds (II) and (IV) to give the 1:1 adducts (III) and (V), respectively.
ChemInform Abstract: Reactions of ReH7(PPh3)2 with Bidentate Aromatic Heterocycles.
Authors: MOEHRING G. A. , WALTON R. A. 
Published: May 2016

AbstractThe study shows that penta‐, tetra‐, tri‐ and dihydridorhenium species can be stabilized in the presence of mixed phosphine/heterocyclic tertiary amine ligand sets.
ChemInform Abstract: Transformations in the Bismuth‐Iron Carbonyl Cluster System: Importance of Oxidation/Reduction Reactions. Crystal Structures of (Me4N)3(Bi2Fe4(CO)13)Cl and (Et4N) (Bi2Fe2Co(CO)10).
Authors: WHITMIRE K. H. , SHIEH M. , LAGRONE C. B. , ROBINSON B. H. , CHURCHILL M. R. , FETTINGER J. C. , SEE R. F. 
Published: May 2016

AbstractThe redox chemistry of the bismuth‐containing iron carbonyl clusters exhibiting a variety of unexpected processes is investigated.
ChemInform Abstract: Halogen‐Mediated Electron Transfer Between Metallocenes of Ruthenium and Osmium in the Oxidation States 4+ and 2+.
Authors: SMITH T. P. , IVERSON D. J. , DROEGE M. W. , KWAN K. S. , TAUBE H. 
Published: May 2016

AbstractThe rates of self‐exchange for the systems (I)/(II) are measured by the NMR line‐broadening method.
ChemInform Abstract: Reactions of D‐Glucose, D‐Xylose, and D‐Erythrose with 2‐Methyl‐2‐propanethiol.
Authors: APARICIO F. J. L. , BENITEZ F. Z. , GONZALEZ F. S. , ROSELL J. L. A. 
Published: May 2016

AbstractThe acetylated aldoses (I) react with 2‐methyl‐2‐propanethiol (II) to give the dithioacetals (III).
ChemInform Abstract: Chemoselective Acylation of Primary Amines in the Presence of Secondary Amines with Acyl Cyanides. Highly Efficient Methods for the Synthesis of Spermidine and Spermine Alkaloid.
Authors: MURAHASHI S. , NAOTA T. , NAKAJIMA N. 
Published: May 2016

AbstractThe primary amino groups in polyamines such as (I) are acylated with acyl cyanides such as (II) to yield diacyl derivatives such as (III).
ChemInform Abstract: Modifications of Primaquine as Antimalarials. Part 4. 5‐Alkoxy Derivatves of Primaquine.
Authors: CHEN E. H. , TANABE K. , SAGGIOMO A. J. , NODIFF E. A. 
Published: May 2016

AbstractThe 5‐alkoxy derivatives (VIII) of primaquine are obtained from the 5‐hydroxyquinolines (I) which are converted to the ethers (III).
ChemInform Abstract: Synthesis of Optically Active Litsenolide C.
Authors: WAKABAYASHI S. , OGAWA H. , UENO N. , KUNIEDA N. , MANDAI T. , NOKAMI J. 
Published: May 2016

AbstractCoupling of the lithium enolate (II), derived from an α‐phenyl thioester, with the optically active aldehyde (R)‐(I) gives the diastereomeric adducts (III) which are cyclized to form the γ‐lactones (IV).
ChemInform Abstract: Reactivity of Substituted 1,2‐Dithiole‐3‐thiones with Sodium Ethanethiolate: A Convenient Route to a Novel Heterocycle.
Authors: LARGERON M. , MARTENS T. , FLEURY M. B. 
Published: May 2016

AbstractIn order to elucidate the mechanism of the pharmacological action of the drug Oltipraz (Ic), the dithiolethiones (I) are allowed to undergo reaction with sodium ethanethiolate (V) (present in excess or limited amounts) and subsequent methylation to yield the products (II)‐(IV); the yields depend on the nature of the substituents and on the amounts of thiolate.
ChemInform Abstract: The Conductivity of Porous Ni/ZrO2‐Y2O3 Cermets
Authors: DEES D. W. , CLAAR T. D. , EASLER T. E. , FEE D. C. , MRAZEK F. C. 
Published: May 2016

Abstractat 1000 °C has been measured as a function of the Ni content (15‐50 vol.%) using cermets with two different ZrO2 particle sizes.
ChemInform Abstract: The Oxygen Partial Pressure Dependence of the Defect Structure of Chromium(III) Oxide
Authors: YOUNG E. W. A. , GERRETSEN J. H. , DE WIT J. H. W. 
Published: May 2016

Abstracthas been investigated in the temp. range 1000‐1800 K. At low O2 partial pressures, Cr2O3 behaves as n‐type semiconductor, whereas the material is p‐type at high O2 partial pressures.
ChemInform Abstract: Energetic Medium for Electrochemical Storage Utilizing the High Aqueous Solubility of Potassium Polysulfide.
Authors: LICHT S. 
Published: May 2016

AbstractThe solubility of K2S4 in H2O is measured to be 64 wt.% at 25 °C and 70 wt.% at 50 °C. This novel medium containing more total sulfur than H2O is investigated as high energy density half‐cells for secondary electrochemical storage systems, according to the equation outlined in the scheme.
ChemInform Abstract: Redox Reactions with Colloidal Metal Oxides. Comparison of Radiation‐Generated and Chemically Generated RuO2·2 H2O and MnO2 Colloids.
Authors: HARRIMAN A. , RICHOUX M.‐C. , CHRISTENSEN P. A. , MOSSERI S. , NETA P. 
Published: May 2016

AbstractColloids of RuO2·2 H2O and MnO2 slowly aggregate upon standing in H2O over several weeks but radiolytic prepared samples give much smaller particles than those prepared by chemical methods.
ChemInform Abstract: Spherical, Mixed‐Valency (V15O36)5‐, an Example from an Unusual Family of Clusters.
Authors: MUELLER A. + , KRICKEMEYER E. , PENK M. , WALBERG H.‐J. , BOEGGE H. + 
Published: May 2016

AbstractHeating of the VS43‐ ion H2O results in the reduction of V(V) by the S2‐ ligand and fast S‐O exchange.
ChemInform Abstract: Piezochromic and Thermochromic Behavior of Ternary Diimine‐Cyanide‐Iron(II) and ‐Iron(III) Complexes.
Authors: KOTOWSKI M. , VAN ELDIK R. , BIN ALI R. , BURGESS J. , RADULOVIC S. 
Published: May 2016

AbstractSolvent, pressure, and temp. effects on charge‐transfer spectra of the iron(II) complexes (I) and (II) and the iron(III) complexes (III) and (IV) are described.
ChemInform Abstract: 1H and 13C NMR Study of Hydantoin Complexes with Antimony, Cadmium and Mercuric Chlorides.
Authors: ABU‐SAMN R. H. , AL‐WASSIL A. I. , AL‐SHOWIMAN S. S. 
Published: May 2016

AbstractHydantoin forms the coordination compounds (I)‐(III) with SbCl5, CdCl2, and HgCl2 in refluxing CH3OH, 1H and 13C NMR studies show that (I) and (II) involve solvent molecules in contrast to (III).
ChemInform Abstract: Investigations of Zn(II) Complexes with DNA/RNA Bases by Means of Quantum Chemical Calculations.
Authors: ANWANDER E. H. S. , PROBST M. M. , RODE B. M. 
Published: May 2016

AbstractThe interactions of Zn ions with the bases adenine, cytosine, guanine, thymine, and uracil are studied using ab initio SCF‐HF computations with minimal basis set.
ChemInform Abstract: Magneto‐Structural Dependencies for Asymmetrically Bridged Cu(II) Dimers.
Authors: LOROESCH J. + , QUOTSCHALLA U. , HAASE W. 
Published: May 2016

AbstractAll dimers (I) are obtained according to known methods using a five‐dentate macrocyclic ligand with a central phenolate group acting as the endogenous bridge.
ChemInform Abstract: The Structure of fac‐Ce(OAsPh3)3Cl3·CH3CN and Ce(OAsPh3)3(NO3)3: Evidence for a Structural trans Influence.
Authors: RYAN R. R. , LARSON E. M. , PAYNE G. F. , PETERSON J. R. 
Published: May 2016

AbstractThe structures of the title complexes (III) and (V) are determined by X‐ray analysis.
ChemInform Abstract: Palladium‐Catalyzed Coupling of Aryl Triflates with Organostannanes.
Authors: ECHAVARREN A. M. , STILLE J. K. 
Published: May 2016

AbstractThe Pd‐catalyzed coupling of aryl triflates such as (I), (IX), (X) with various organotin reagents, e.g. (II) or (XI) is best effected using the catalyst systems A) or B).
ChemInform Abstract: Autocatalytic Solvolytic Demercuration of 4‐Methoxybenzylmercuric Chloride.
Authors: BUTIN K. P. , MAGDESIEVA T. V. , VOSKOBOINIKOV A. Z. , REUTOV O. A. 
Published: May 2016

AbstractThe demercuration of 4‐methoxybenzylmercuric chloride (I) in methanol is catalyzed by the hydrogen chloride formed during the reaction.
ChemInform Abstract: Reaction of Methyl 2‐Imino‐3,3,3‐trifluoropropionates with CH‐ and PH‐ Acids.
Authors: OSIPOV S. N. , SOKOLOV V. B. , KOLOMIETS A. F. , MARTYNOV I. V. , FOKIN A. V. 
Published: May 2016

AbstractThe β‐dicarbonyl compounds (II) or the dialkyl phosphites (IV) undergo addition reaction to the N=C double bond of the imines (I) mentioned in the title to give the triacyltrifluoropropanes (III) and the α‐aminophosphonates (V) respectively.
ChemInform Abstract: Cycloadditions of Isoquinolinium Salts: Evidence for a Two‐Step Mechanism in a Stereocontrolled Synthesis of Substituted Tetralins.
Authors: GUPTA R. B. , FRANCK R. W. 
Published: May 2016

AbstractThe reaction of the isoquinolinium salt (Ia) with vinylethers such as (II), (VI), or (VIII) and subsequent chromatographical work up leads to the tetralins (III), (VIIa) + (VIIb), or (IX).
ChemInform Abstract: Biradical Reversion in the Intramolecular Photochemistry of Carbonyl‐Substituted 1,5‐Hexadienes.
Authors: SCHROEDER C. + , WOLFF S. , AGOSTA W. C. 
Published: May 2016

AbstractThe preparation and intramolecular photochemistry of the dienones (I)‐(III) are reported.
ChemInform Abstract: Vapor‐Phase Chemistry of Arenes. Part 13. Reactivity and Selectivity in the Gas‐Phase Reactions of Hydroxyl Radicals with Monosubstituted Benzenes at 563 K.
Authors: MULDER P. , LOUW R. 
Published: May 2016

AbstractThermolysis of (I) shows two product‐forming pathways: the major one leads to biaryls (III) which are accompanied by (IV) in some cases.
ChemInform Abstract: Hydroboration of Unsaturated Amines. Part 19. Hydroboration of N,N‐Dimethyl(2‐vinylbenzyl)amine.
Authors: KAFKA S. , TRSKA P. , KYTNER J. , TAUFMANN P. , FERLES M. 
Published: May 2016

AbstractThe title compound (I) is hydroborated with NEt3‐borane, diborane in situ, THF‐borane and 9‐borabicyclononane (9‐BBN).
ChemInform Abstract: A Simple Reagent for Selective Reduction of Phenolic Ketones in the Presence of Phenolic Aldehydes.
Authors: BORDOLOI M. , SARMAH P. 
Published: May 2016

AbstractPhenolic ketones such as (I) are selectively reduced to form the corresponding carbinols (III) in the presence of phenolic aldehydes such as (II) by exothermic reaction of magnesium ribbon pieces in methanol.
ChemInform Abstract: Reactions of Polyfluorocarbonyl Compounds with Polyphenols.
Authors: DYACHENKO V. I. , KOLOMIETS A. F. , FOKIN A. V. 
Published: May 2016

AbstractReaction of the polyphenols (I) with hexafluoroacetone (IIa) or the trifluoropyruvate (IIb) gives the C‐alkylation products (III) even in the absence of a catalyst.
ChemInform Abstract: Synthesis of Optically Active cis‐3‐(2,2‐Dichlorovinyl)‐2,2‐dimethylcyclopropanecarboxylic Acid via Intramolecular Alkylation of a Chiral Enolate.
Authors: KLESCHICK W. A. , REED M. W. , BORDNER J. 
Published: May 2016

AbstractCyclodehydration of the optically pure amino alcohol (I) gives the chiral oxazolinone (II) which is acylated with the unsaturated acyl chloride, yielding (IV).
ChemInform Abstract: Fulvenes, Fulvalenes. Part 53. Nonafulvalene: Synthesis by Oxidative Coupling of Cyclononatetraenide and Valence Isomerization.
Authors: ESCHER A. , NEUENSCHWANDER M. , ENGEL P. 
Published: May 2016

AbstractThe synthesis of the title compound (IV) is realized following a general strategy for the synthesis of fulvalenes by oxidative coupling of Hückel anions.
ChemInform Abstract: Use of 3‐(Arylsulfonyl)‐2‐cycloalkenones as Synthesis Equivalents of 2‐Cycloalkynones.
Authors: KIENZLE F. , MINDER R. E. 
Published: May 2016

AbstractIn order to obtain synthetic equivalents for 2‐cyclopentynone and 2‐cyclohexynone, compounds which are unknown and not able to exist, the tricyclics (IV) are synthesized.
ChemInform Abstract: Tetracyclo(5.1.0.0.0)octane: Some Unexpected Addition Reactions and a New Synthesis.
Authors: BELZNER J. , SZEIMIES G. 
Published: May 2016

AbstractPhotochemical reaction of the bridged propellane (I) with the compounds (II) results in cleavage of the central bond, yielding the adducts (III), together with minor amounts of the oligomers (IV) and (V).
ChemInform Abstract: An Attempted Synthesis of Tricyclo(5.5.0.04,10)‐1(7),4(10)‐dodecadiene.
Authors: MCMURRY J. E. , SWENSON R. 
Published: May 2016

AbstractThe methoxytetralone (I) is subjected to ring expansion and reduction, producing the bicyclic hydroxy enone (VI).
ChemInform Abstract: The Zirconocene Induced Coupling of Benzyne with Nitriles: Synthesis, Structure, and Reactions of Novel Azametallacyclopentenes.
Authors: BUCHWALD S. L. , SAYERS A. , WATSON B. T. , DEWAN J. C. 
Published: May 2016

AbstractDicyclopentadienylzirconium dichloride (I) reacts with benzene (II) to give the aryne complex (III) which undergoes cyclization with the nitriles (IV), yielding the benzofused azazirconiacyclopentenes (V).
ChemInform Abstract: Tartaric Acid, an Efficient Chiral Auxiliary: New Asymmetric Synthesis of 2‐Alkyl‐2‐arylacetic Acids.
Authors: CASTALDI G. , CAVICCHIOLI S. , GIORDANO C. , UGGERI F. 
Published: May 2016

AbstractThe dioxolanes (I), derived from tartaric acid, are brominated to give a mixture of the diastereomeric α‐bromo derivatives (II) with predominance of the S‐isomers.
ChemInform Abstract: Spiro Asymmetric Induction. Part 3. Synthesis of Optically Pure Syn or Anti α,β‐Dihydroxy Esters by the Aldol Condensation of Chiral Glycolate Enolates.
Authors: PEARSON W. H. , CHENG M.‐C. 
Published: May 2016

AbstractThe dioxolanones (I) are metallated and then coupled with the aldehydes (II), producing the adducts (III).
ChemInform Abstract: Synthesis, Structure and Reactivity of N‐(2,2‐Dichloroethylidene)arenesulfonamides from 1,2‐Dichloroethene and N,N‐Dichloroarenesulfonamides.
Authors: DROZDOVA T. I. , MIRSKOVA A. N. , LEVKOVSKAYA G. G. , KALIKHMAN I. D. , VORONKOV M. G. 
Published: May 2016

AbstractThe title compounds (III) are prepared from the N,N‐dichloroarenesulfonamides (I) and 1,2‐dichloroethene (II) according to method A).
ChemInform Abstract: Diels‐Alder Reactions of 4,4‐Dimethyl‐2‐cyclohexenones. A Direct Route to the 4,4‐Dimethyl‐1‐decalones.
Authors: LIU H.‐J. , BROWNE E. N. C. 
Published: May 2016

AbstractDiels‐Alder reaction of the enone (I) and the dienes (II) yields the adducts (III), whose structures are established by spectroscopic (1H, 13C NMR) and chemical techniques (aromatization of (IIIa) yields (IV); epimerization of (IIIa)‐(IIIc) gives (V)).