About: http://hub.abes.fr/acs/periodical/joceah/1992/volume_57/issue_25/w

Documentation

scienceplus.abes.fr version Bêta

scienceplus.abes.fr | explorer

À propos de : http://hub.abes.fr/acs/periodical/joceah/1992/volume_57/issue_25/w Goto Sponge NotDistinct Permalink

Attributs	Valeurs
type	work Issue
Is Part Of	http://hub.abes.fr/acs/periodical/joceah/1992/volume_57
has manifestation of work	http://hub.abes.fr/acs/periodical/joceah/1992/volume_57/issue_25/m/print http://hub.abes.fr/acs/periodical/joceah/1992/volume_57/issue_25/m/web
issue	25
is Is Part Of of	Dimethyldioxirane oxidation of primary amines Directed ortho lithiation of phenylcarbamic acid 1,1-dimethylethyl ester (N-BOC-aniline). Revision and improvements Antibody catalysis in low water content media Facile generation and trapping of .alpha.-oxo-o-quinodimethanes: synthesis of 3-aryl-3,4-dihydroisocoumarins and protoberberines Homolytic substitution reactions of electron-rich pentatomic heteroaromatics by electrophilic carbon-centered radicals. Synthesis of .alpha.-heteroarylacetic acids Novel [3+2] and [3+3] 4-quinolone annulations by tandem Claisen-Cope amidoalkylation reaction Transaminative desilylation of (aminomethyl)trimethylsilane and transitory inactivation of plasma amine oxidase Single-component organic conductors based on neutral radicals containing the pyrazino-TCNQ skeleton Synthesis of (.+-.)-.gamma.-lycorane by the intramolecular cycloaddition of an azide with an .omega.-chloroalkene Preparation of (p-phenylene)bis(aryliodonium) ditriflates and their double substitution by some nucleophiles Spontaneous homopolymerization competes with Diels-Alder cycloaddition of 1-aryl-1,3-butadienes to dienophiles containing a leaving group Nucleophilic cleavage of 4,5-dihydro-3H-dinaphth[2,1-c:1',2'-e]azepinium quaternary salts. A convenient approach to new axially dissymmetric and axially asymmetric ligands Reductive cyclization of quinone methides Reactivity and synthetic applications of bis(iminophosphoranes). One-pot preparation of pyrido[2,3,4-de]quinazolines and benzo[de][1,6]naphthyridines Asymmetric synthesis of alkane- and arenesulfinates of diacetone-D-glucose (DAG): an improved and general route to both enantiomerically pure sulfoxides The Pauson-Khand reaction in triquinane synthesis: approaches to pentalenene, pentalenic acid, and silphinene 6-O-(Pentafluorophenyl)-2'-deoxyguanosine: a versatile synthon for nucleoside and oligonucleotide synthesis Rearrangements of 1,6,7-trisubstituted 2-methyl-1,2,3,4-tetrahydroisoquinolinium 2-methylides Novel cryptand chromoionophores for determination of lithium ions Diels-Alder reactions of aza- and phospha-1,3-butadienes with ethylene. An ab initio study Regioselectivity in the reaction of tantalum-unsymmetrical acetylene complexes with carbonyl compounds. Stereoselective preparation of 1-alkenyl sulfides, .alpha.,.beta.-unsaturated esters, and amides Solution conformation of two C2-symmetric amino derivatives of 1,1'-binaphthalene by circular dichroism and liquid crystal technique Structure-activity relationships of illudins: analogs with improved therapeutic index. Divergent reaction pathways between rhodium(II)-stabilized vinylcarbenoids and benzenes Synthesis of gram quantities of C60 by plasma discharge in a modified round-bottomed flask. Key parameters for yield optimization and purification Palladium-catalyzed, carbonylative, intramolecular coupling of hydroxyvinyl triflates. Synthesis of substituted .alpha.,.beta.-butenolides Buffer catalysis of the trifluoroethanolysis of phenoxydimethylphenylsilane Six-membered cyclic .beta.-keto esters by tandem conjugate addition-Dieckmann condensation reactions Synthesis of 7-azaindole and 7-azaoxindole derivatives through a palladium-catalyzed cross-coupling reaction Masthead [abc]-Annelated [18]annulenes Synthesis of carbocyclic analogs of guanosine 5'-(.beta.-L-fucopyranosyl diphosphate) (GDP-fucose) as potential inhibitors of fucosyltransferases. A Novel Darzens type reaction promoted by tributylstannylcarbamate Bipyridyl amino acid-metal complexes and their characterization by electrospray mass spectrometry An improved procedure for the synthesis and use of [RuCl2(BINAP)]2.cntdot.NEt3. Dependence of the ruthenium(II)-BINAP catalyzed asymmetric hydrogenation of .beta.-keto esters on trace amounts of acid Spongian pentacyclic diterpenes. Stereoselective synthesis of (-)-dendrillol-1 Nucleophilic reactions of molybdate Synthesis of the hydroxyethylene isostere of Leu-Val Ionic photodissociation of polyenes via a highly polarized singlet excited state Cycloaddition reactions of isoquinoline-pyrroline-2,3-dione and .beta.-carboline-pyrroline-2,3-dione with benzyne. Total synthesis of 8-oxypseudopalmatine and decarbomethoxydihydrogambirtannine Preparation and reactivity of the adducts of ketene alkylsilyl acetals with ethyl propiolate in the presence of titanium tetrachloride Synthesis of optically active arylglycines by photolysis of optically active (.beta.-hydroxyamino) carbene-chromium(0) complexes Anti-tumor agents. 136. Cumingianosides A-F, potent antileukemic new triterpene glucosides, and cumindysosides A and B, trisnor- and tetranortriterpene glucosides with a 14,18-cycloapoeuphane-type skeleton from Dysoxylum cumingianum Synthesis of novel carbo- and heteropolycycles. 22. Novel synthetic route to benzopolyazamacrocycles. Synthesis of 16-membered tetrabenzotetraazamacrocycles via bisquinazolinone annelation and reductive ring enlargement New crystalline hosts based on tartaric acid. Synthesis, inclusion properties, and x-ray structural characterization of interaction modes with alcohol guests Reactivity of allylic dimetallic zinc reagents. 1 Deactivation reaction in the hydroxylation of benzene with Fenton's reagent Kinetically controlled peptide bond formation in anhydrous alcohol catalyzed by the industrial protease alcalase Molecular recognition through C-H.cntdot..cntdot..cntdot.O hydrogen bonding in charge-transfer crystals: highly selective complexation of 2,4,7-trinitrofluorenone with 2,6-dimethylnaphthalene A peptide-aluminum complex as a novel chiral Lewis acid. Asymmetric addition of cyanotrimethylsilane to aldehydes Synthesis of thiiranecarboxylic esters from cysteine and cystine esters Economical and convenient synthesis of p-ethynylbenzoic acid and p-ethynylbenzoyl chloride Tributylstannane-mediated cyclization of thionocarboxylic acid derivatives Polyazapolycyclics by condensation of aldehydes with amines. 3. Formation of 2,4,6,8-tetrabenzyl-2,4,6,8-tetraazabicyclo[3.3.0]octanes from formaldehyde, glyoxal, and benzylamines Synthesis of racemic .alpha.-amino carboxamides via Lewis acid-mediated reactions of .alpha.-methoxyglycinamide derivatives with allylsilanes: enzymic resolution to optically active .alpha.-amino acids A novel bioactive sesterterpene based on an unprecedented tricyclic skeleton from the caribbean sponge Cacospongia cf. linteiformis Medium-sized cyclophanes. 24. Bromination of 8-substituted [2.2]metaparacyclophanes .alpha.-Selective coupling reactions of allylic alcohols with aldehydes using trimethylsilyl chloride/sodium iodide/water-tin Double group-transfer reactions: a theoretical (AM1) approach Asymmetric Diels-Alder reactions of (S)-2-(p-tolylsulfinyl)-1,4-naphthoquinones A potentially general regiospecific synthesis of substituted quinones from dimethyl squarate Stachybotrins A and B: novel bioactive metabolites from a brackish water isolate of the fungus Stachybotrys sp Solution structure and conformational equilibria of a symmetrical calix[6]arene. Complete sequential and cyclostereospecific assignment of the low-temperature NMR spectra of a cycloasymmetric molecule First asymmetric synthesis of the Troger's base unit on a chiral template Metalation-alkylation of O-trimethylsilyl formyltrimethylsilane cyanohydrin in the synthesis of oxazoles

Alternative Linked Data Documents: ODE Content Formats:

RDF

ODATA

Microdata