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Attributs	Valeurs
type	work Issue
Is Part Of	http://hub.abes.fr/acs/periodical/joceah/1990/volume_55
has manifestation of work	http://hub.abes.fr/acs/periodical/joceah/1990/volume_55/issue_6/m/print http://hub.abes.fr/acs/periodical/joceah/1990/volume_55/issue_6/m/web
issue	6
is Is Part Of of	3,4-Epoxyprecocenes as models of cytotoxic epoxides: synthesis of the cis adducts occurring in the glutathione metabolic pathway An efficient screen for determining solid-state hydrogen-bonding patterns in carboxylic acids Synthesis and reactions of highly electrophilic imines containing the N-cyano group The theoretical structures of neutral, anionic, and lithiated P-allylphosphonic diamide Advantages of fluoroformates as carboalkoxylating reagents for polar reactants On the origin of enantioselectivity in the Katsuki-Sharpless epoxidation procedure Anomalous reaction of pentafluorophenacyl bromide with hexamethylenetetramine. Structure of the product Stereoselective intramolecular nitrone cycloadditions promoted by an allylic stereocenter Studies of the total synthesis of fredericamycin A. Preparation of key partial structures and development of an intermolecular alkyne-chromium carbene complex benzannulation cyclization approach to the ABCD(E) ring system Chiral sulfur compounds. II. Diastereoselective additions of (R)-(+)-methyl p-tolyl sulfoxide anion to imines. Asymmetric synthesis of (R)-(+)-tetrahydropalmatine Stereoselective construction of quaternary carbons by the reaction of aldehydes with allylic chromium reagents prepared from 1,3-diene monoepoxides and chromium dichloride Palladium- and molybdenum-catalyzed hydrostannation of alkynes. A novel access to regio- and stereodefined vinylstannanes Synthesis and coordinating properties of ligands designed for modeling of the active site zinc of liver alcohol dehydrogenase Efficient oxidation of phenyl groups to carboxylic acids with ruthenium tetraoxide. A simple synthesis of (R)-.gamma.-caprolactone, the pheromone of Trogoderma granarium A convenient regioselective synthesis of substituted cycloheptenones Masthead Regioselective hydrogenation of conjugated dienes catalyzed by hydridopentacyanocobaltate anion using .beta.-cyclodextrin as the phase transfer agent and lanthanide halides as promoters Intermolecular couplings between vinyl triflates and allylic cuprates: a mild and rapid atypical route to 1,4-dienes Palladium-catalyzed [2,3] rearrangement of alkyl allyl sulfites to alkyl allylsulfonates A simple conversion of 1-chloroethyl carbonates to fluoroformates: value in the preparation of tertiary alkyl fluoroformates The chemistry of vicinal tricarbonyls. New routes to indolizidines Oxidative cyclization of acyclic aryl-substituted N-vinylurethanes Amine-induced reactions of diacyl peroxides A concise total synthesis of enantiomerically pure (+)-cis- and (+)-trans-lauthisan The chemistry of 2'-amino analogs of 2'-hydroxychalcone and its derivatives A route to linear, bridged, or spiro polycyclic compounds: sequential use of the intermolecular Diels-Alder reaction and radical cyclization Organoboranes. 53. A high-field variable-temperature proton and boron-11 NMR study of the effects of solvent and structure on reactivity in allylboration Metabolites of the sponge Strongylophora durissima from Maricaban Island, Philippines An improved synthesis of the taxol side chain and of RP 56976 Synthetic methods and reactions. 146. Olefins from crowded carbonyl compounds with tert-butyllithium (tert-butylmagnesium chloride)/thionyl chloride. Study of carbocationic reaction intermediates and rearrangement-cleavage under stable ion conditions using carbon-13 NMR spectroscopy Transition metal promoted reactions. 28. Tungsten hexacarbonyl mediated desulfurdimerization of dithioacetals. Evidence for a thione intermediate Synthesis of longitudinally twisted polycyclic aromatic hydrocarbons via a highly substituted aryne 1-Hydroxy-3-amino-2-piperidone (.delta.-N-hydroxycycloornithine) derivatives: key intermediates for the synthesis of hydroxamate-based siderophores An improved method for the synthesis of .alpha.-diazo ketones Studies on the synthesis of the antitumor agents esperamicin A1/calicheamicin .gamma.1. Stereospecific synthesis of the 12.beta.-hydroxybicyclo[7.3.1]diynene core structure via a dicobalt hexacarbonyl-acetylene-mediated synclinal aldol reaction Tungstate-catalyzed oxidation of tetrahydroquinolines with hydrogen peroxide: A novel method for the synthesis of cyclic hydroxamic acids Rearrangement of isoxazoline-5-spiro derivatives. 5. Diastereofacial selectivity in the cycloaddition of substituted five-membered cyclic nitrones and methylenecyclopropanes. Stereoselective synthesis of 3,5-substituted indolizidinones Sterically crowded alkenes. Synthesis of 4-(di-tert-butylmethylene)tetramethyldihydro-2(3H)-furanone and furanols by ring expansion of 3-(di-tert-butylmethylene)tetramethylcyclobutanone Two imidazole alkaloids from a sponge Convenient syntheses of cytidine 5'-triphosphate, guanosine 5'-triphosphate, and uridine 5'-triphosphate and their use in the preparation of UDP-glucose, UDP-glucuronic acid, and GDP-mannose Stereochemical course of the transannular cyclization, in chloroform, of epoxycembranoids derived from the geometrical isomers of (14S)-14-hydroxy-1,3,7,11-cembratetraenes Tungstate-catalyzed oxidation of secondary amines to nitrones. .alpha.-Substitution of secondary amines via nitrones Reactions of 1-nitro-2-(trialkylsilyl)acetylenes Tantalum-alkyne complexes as synthetic intermediates. Stereoselective preparation of trisubstituted allylic alcohols from acetylenes and aldehydes 2-Amino-5-imino-4,5-dihydrothiazoles: synthesis by reaction of isocyanides with 2-amino-3-aza-1-thiabutadienes and base-induced rearrangement to imidazolines or diazolidines Aromatic nucleophilic substitution. 27. Aromatic nucleophilic substitution reactions of 1-(alkylamino)-2,4-dinitronaphthalenes with various primary amines in dimethyl sulfoxide The stereoselective osmylation of 1,1-disubstituted olefins. Effect of allylic substituents on reaction diastereoselectivity Lipase-catalyzed resolution of acyclic amino alcohol precursors Reaction of cyclic aminals with isocyanates Transition metal promoted reactions. 29. (Z)-2,2'-Disubstituted bifluorenylidenes by intramolecular desulfurdimerization reactions Oxidation of olefins by palladium(II). 12. Product distributions and kinetics of the oxidation of 3-buten-2-ol and 2-buten-1-ol by tetrachloropalladate (PdCl42-) in aqueous solution Preparation of epoxides by oxidative decarboxylation of .beta.-hydroxy acids. Stereo- and regiochemistry of oxidative elimination of secondary radicals with cupric acetate Photolysis of vinyl halides. Reaction of photogenerated vinyl cations with cyanate and thiocyanate ions Sodium dichloroisocyanurate oxidation of a sterically hindered tetrahydro-9(10H)-acridinone Energetic and rate effects of the trifluoromethyl group at C-2 and C-4 on the aliphatic Claisen rearrangement Electrolytic transformation of fluoroorganic compounds. 5. Anodic cyanation of 2,2,2-trifluoroethylamines

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