Works matching IS 0022152X AND DT 1994 AND VI 31 AND IP 1
Results: 46
Synthesis of (-)( s)-2-hydroxymethyl-2,3-dihydro-1,4-benzodioxine by enzyme-catalyzed resolution in organic media.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 57, doi. 10.1002/jhet.5570310110
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A dual pathway in the solid-state photoreaction of nitrobenzaldehydes with indole.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 121, doi. 10.1002/jhet.5570310121
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Polycondensed nitrogen heterocycles. Part 25. Aminopyrrolo[1,2- f]-phenanthridines by decomposition of 2-(3-azidophenyl)-1-arylpyrroles.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 193, doi. 10.1002/jhet.5570310132
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On the mechanism of the reduction of 1-phenyl-3-(4-pyridinylmethylene)-2-oxindole with sodium borohydride in methanol.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 17, doi. 10.1002/jhet.5570310103
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Coumarin as dipolarophile towards 3,5-dichloro-2,4,6-trimethylbenzonitrile oxide.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 251, doi. 10.1002/jhet.5570310143
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Thiazolidine-2,4-dicarboxylic acid and its esters: Synthesis, in solution behaviour and regioselective cyclocondensation.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 77, doi. 10.1002/jhet.5570310114
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Synthesis of isocoumarin, 1-isoquinolone and 4(1 H)-quinolone derivatives via seleno-intermediates.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 145, doi. 10.1002/jhet.5570310125
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Photodimerization of 1 H-azepine-2,7-dione.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 215, doi. 10.1002/jhet.5570310136
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Regio- and stereoselective formation of tri- and tetrasubstituted tetrahydrofuranylidenes from hydroxy ketosulfones.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 45, doi. 10.1002/jhet.5570310107
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Synthesis and characterization of ruthenium(ii) complexes of 5-hydroxyflavones.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 97, doi. 10.1002/jhet.5570310118
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Reactions of 4,6-bis(acetyl)resorcinol with alkoxycarbonylalkylidene(triphenyl)phosphoranes. Preparation of coumarin derivatives.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 173, doi. 10.1002/jhet.5570310129
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Synthesis and biological activity of novel mitomycin C analogs derived from mitomycin A.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 113, doi. 10.1002/jhet.5570310120
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Synthesis and structural determination of 5 H-benzocyclohepten-5,8-imines.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 187, doi. 10.1002/jhet.5570310131
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Synthesis and nmr spectra of the six isomeric thieno[ c]-fused 1,7- and 1,8-naphthyridines.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 11, doi. 10.1002/jhet.5570310102
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Synthesis of c-17 trans β-lactams of the androstane series.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 249, doi. 10.1002/jhet.5570310142
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New process for the synthesis of imidazo[4,5- b]pyridine derivatives as potent orally active thromboxane a<sub>2</sub> receptor antagonists.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 73, doi. 10.1002/jhet.5570310113
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Unusual schmidt rearrangement of 7,7a,8,9,10,12-hexahydro benzo[ h]pyrrolo[1,2- b]-isoquinoline-7,10-dione.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 141, doi. 10.1002/jhet.5570310124
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Synthesis of 2,7-disubstituted-5,6-dimethylpyrrolo-[2,3- d]-1,3-oxazin-4-ones as antifungal agents.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 209, doi. 10.1002/jhet.5570310135
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Synthesis and spectroscopic characterizations of both 4b,5-dihydro-4b-methyl-11 H-isoindolo[2,1- a]benzimidazol-11-ones and 2,3,3a,4-tetrahydro-3a-methyl-1H-pyrrolo[1,2- a]benzimidazol-1-ones.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 39, doi. 10.1002/jhet.5570310106
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Chemistry of thienopyridines. XLII. Three novel compounds derived from thienopyridine N-oxides.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 261, doi. 10.1002/jhet.5570310146
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Synthesis of 1 H- and 2 H-pyrazolo[3,4- c][2,1]benzothiazepines.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 93, doi. 10.1002/jhet.5570310117
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On the syntheses of 1,3-disubstituted dithieno[3,4- b:3′,2′- d]pyridines via halogen-metal exchange of 1,3-dibromodithieno[3,4- b:3′,2′- d]pyridine.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 167, doi. 10.1002/jhet.5570310128
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NMR study on the tautomeric equilibria between the hydrazone imine and diazenyl enamine forms in side chained quinoxalines: Solvent effects and temperature dependence.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 233, doi. 10.1002/jhet.5570310139
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Synthesis and anti-hiv-1 activities of 6-arylthio and 6-arylselenoacyclonucleosides.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 177, doi. 10.1002/jhet.5570310130
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Recognition by a new chiral dimethyl-substituted phenanthrolino-18-crown-6 diester ligand of the enantiomers of various organic ammonium perchlorates.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 1, doi. 10.1002/jhet.5570310101
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Action of benzyl chloride on 2-( N,N-dimethylamino)pyridine and 2-benzoylaminopyridine.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 245, doi. 10.1002/jhet.5570310141
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Complete assignment of the <sup>1</sup>h- and <sup>13</sup>c-nmr spectra of [1]benzothieno[2,3- c]naphtho[1,2- h]quinoline and [1]benzothieno[2,3- c]naphtho[1,2- h][1,2,4]triazolo[4,3- a]quinoline. Concerted use of two-dimensional nmr techniques.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 65, doi. 10.1002/jhet.5570310112
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Synthesis of ( r)- and ( s)-1-formyl-6,7,8,9-tetrahydro- N,N-(dipropyl)-3 H-benz[ e]indol-8-amines: Potent and orally active 5-ht<sub>1a</sub> receptor agonists.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 129, doi. 10.1002/jhet.5570310123
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Synthesis of 1-aryl-5-chloro-3-(phenylsulfonyl)pyrazol-4-ols from 1,1-dichloro-3-phenylsulfonyl-2-propanone.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 205, doi. 10.1002/jhet.5570310134
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New quinoxalines with nitrogen functions in the side chain. Potential inhibitors of 5-HT<sub>3</sub>.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 33, doi. 10.1002/jhet.5570310105
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A simple, efficient, two-step synthesis of symmetric 2,7-dialkyl-1,6-dioxaspiro[4.4]nonanes.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 259, doi. 10.1002/jhet.5570310145
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Schmidt rearrangement of 1,2,3,5,10,10a-hexahydropyrrolo[1,2- b]-isoquinoline-3,10-diones.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 87, doi. 10.1002/jhet.5570310116
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Heterocyclizations in the pyrido[2,3- b]pyrazine series.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 161, doi. 10.1002/jhet.5570310127
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Structures of abnormal- and normal-addition 1-pyrazolines produced from 2-cyano-3,3-di-(or mono-)-substituted-acrylates with diazoalkanes.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 225, doi. 10.1002/jhet.5570310138
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λ-radiolysis of mitomycin c derivatives.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 53, doi. 10.1002/jhet.5570310109
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Reaction of 5-aminopyrazole derivatives with ethoxymethylene-malononitrile and its analogues.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 239, doi. 10.1002/jhet.5570310140
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The reaction of aromatic α,β-unsaturated ketones with 4,5-diamino-1,6-dihydropyrimidin-6-ones.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 61, doi. 10.1002/jhet.5570310111
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Amino acids in the synthesis of heterocyclic systems. The synthesis of 4-oxo-4 H-pyrido[1,2- a]pyridines and 4-oxo-4 H-pyrido[1,2- a]pyrimidines.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 125, doi. 10.1002/jhet.5570310122
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The synthesis of β-heteroarylamino-α,β-dehydro-α-amino acid derivatives via thiazolones.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 199, doi. 10.1002/jhet.5570310133
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Ring opening reaction of 1,2-diaryl-3-methyl-1,4,5,6-tetrahydropyrimidinium salts with metal hydride complexes.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 25, doi. 10.1002/jhet.5570310104
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Synthesis of benzyl and tert-butyl 3-(2-methoxycarbonylethyl)-4-methylpyrrole-2-carboxylates from methyl 4-oxobutanoate.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 255, doi. 10.1002/jhet.5570310144
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New [ f]-fused xanthines: Synthesis of 1,3-dipropyl-1 H,3 H-pyrazino, pyrido, pyrimido and pyrrolo[2, 1- f]purine-2,4-diones.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 81, doi. 10.1002/jhet.5570310115
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Synthesis of some novel fused tetracyclic quinolonecarboxylic acids via 7-methyl-6,7,8,9-tetrahydro-3 H-imidazo[4,5- f]quinoline and 6-methyl-5,6,7,8-tetrahydro-1 H-imidazo[4,5- g]quinoline.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 153, doi. 10.1002/jhet.5570310126
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Structural study of alkaloids from securidaca longipedunculata roots. II. Isolation and characterization by supercritical fluid chromatography/mass spectrometry.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 219, doi. 10.1002/jhet.5570310137
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A novel synthesis of pyrido[2,3- b][1,5]benzodiazepines.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 49, doi. 10.1002/jhet.5570310108
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Preparation and nitrosation of 3,4-dimethyl-3-penten-2-one ( e)- and ( z)-oximes. Formation of 3,3,4,5-tetramethyl-3 H-pyrazole 1,2-dioxide and of 2-isoxazoline derivatives.
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- Journal of Heterocyclic Chemistry, 1994, v. 31, n. 1, p. 105, doi. 10.1002/jhet.5570310119
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