Works matching IS 0022152X AND DT 1996 AND VI 33 AND IP 4
Results: 68
3,6-Thioanhydro sugar derivatives. An enantiospecific synthesis of (2 R,3 R,4 S)-3-benzyloxy-4-hydroxy-2-[( R)-1-benzyloxy-4-hydroxybutyl]thiolane as the key intermediate for thioswainsonine.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1239, doi. 10.1002/jhet.5570330440
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Studies on pyrrolidinones. synthesis of N-(2-nitrobenzyl)pyroglutamic acid.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1063, doi. 10.1002/jhet.5570330411
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The birch reduction of heterocyclic compounds. 11. Birch reduction and reductive alkylation of furamides.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1313, doi. 10.1002/jhet.5570330451
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Photochemically induced reactions of selected ketones with 4-cyanopyridine in neutral and acidic medium.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1137, doi. 10.1002/jhet.5570330422
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An AM1 and DFT-AM1 computational study of methyl phenylpropiolate addition to 1-phenyl-3,4-dimethylphosphole.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1389, doi. 10.1002/jhet.5570330462
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Aroylation of 5-amino-2 H-1,2,4-thiadiazolin-3-ones.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1201, doi. 10.1002/jhet.5570330433
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Ring closure reactions of azidouracils to oxazolo- and isoxazolopyrimidines.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1025, doi. 10.1002/jhet.5570330404
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N,N′-Cyclization of carbodiimides with 2-(bromomethyl)acrylic acid. A direct entry to the system 5-methylene-6 H-pyrimidine-2,4-dione, a new class of thymine analogues.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1259, doi. 10.1002/jhet.5570330444
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The preparation of 4-substituted pyrylium salts and their use in dienal synthesis.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1083, doi. 10.1002/jhet.5570330415
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Synthesis of some 6- S-heterocyclic derivatives of 1,2:3,4-di- O-isopropylidene-α- D-galactopyranose.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1339, doi. 10.1002/jhet.5570330455
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Synthesis and spectral properties of substituted [1,2,4]oxadiazolo[4,5- a] [1,5] benzodiazepines.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1159, doi. 10.1002/jhet.5570330426
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The synthesis of 3-bromo-2,4,5-trifluorobenzoic acid and its conversion to 8-bromoquinolonecarboxylic acids.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1407, doi. 10.1002/jhet.5570330466
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Haloacetylated enol ethers. 6 [5]. Synthesis of 4,5-trimethylene-4,5-dihydroisoxazoles.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1223, doi. 10.1002/jhet.5570330437
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Studies on pyrazines. 31.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1047, doi. 10.1002/jhet.5570330408
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Reaction of 9-substituted 1-aminoadenine with hydrazine.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1115, doi. 10.1002/jhet.5570330419
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Syntheses of 4-(2-hydroperoxy-2,2-diarylethyl)-3,5-dimethylpyrazoles, 4-(2-hydroxy-2,2-diarylethyl)-3,5-dimethylpyrazoles and the related compounds.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1291, doi. 10.1002/jhet.5570330448
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Synthesis of [1,3,4]thiadiazolo[3,2- a]pyrimidines in the presence of formic acid.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1367, doi. 10.1002/jhet.5570330459
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Synthesis of quinoxaline 1,4-dioxides from 4,5(6,7)-dimethylbenzofuroxan.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1057, doi. 10.1002/jhet.5570330410
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New process for the synthesis of UP 269-6, a 1,2,4-triazolo[1,5- c]pyrimidine derivative as a potent orally active angiotensin ii antagonist.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1307, doi. 10.1002/jhet.5570330450
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Synthesis and alkylation of 3,4-dihydro-1 H-1,3-4-benzotriazepine-2,5-diones and related systems.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1131, doi. 10.1002/jhet.5570330421
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Synthesis of steroidal extranucleo 1,3,4-oxadiazoles.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1385, doi. 10.1002/jhet.5570330461
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Novel heterocyclic ligands with tuned hydrophobicity.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1195, doi. 10.1002/jhet.5570330432
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Condensation reactions of benzils with ureas in ethylene glycol.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1019, doi. 10.1002/jhet.5570330403
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Synthesis and reactivity of oxopyrrolidinothieno[2]azepinones: [3]Benzazepine antidepressant analogs.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1251, doi. 10.1002/jhet.5570330443
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The estimation of the aromaticity of five-membered and benzo fused five-membered rings by the hybrid DFT computed magnetic properties.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1079, doi. 10.1002/jhet.5570330414
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The unusual formation of methyl α-(5,6-dimethoxycarbonyl-2,3-dimethoxyazepin-7-ylidene)-α-[5-methoxycarbonyl-2,3-dimethoxypyrid-6-yl)acetate during the pyrolysis of 'Azido- meta-hemipinate': First example of a reaction involving a concomitant ring expansion and ring extrusion
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1333, doi. 10.1002/jhet.5570330454
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3′-Methylsulfinyl-3,4′-diquinolinyl sulfides.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1153, doi. 10.1002/jhet.5570330425
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The reaction of vinyl ethers with acridine.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1403, doi. 10.1002/jhet.5570330465
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Synthesis of 3-substituted-2,3,4,5-tetrahydro-1 H-naphth[1,2- d]-imidazole-2,4,5-triones and 1-Substituted-2,3,4,9-tetrahydro-1 H-naphth[2,3- d]imidazole-2,4,9-triones.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1217, doi. 10.1002/jhet.5570330436
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Diethyl N,N-dimethylaminomethylenemalonate in the synthesis of fused heterocyclic systems.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1041, doi. 10.1002/jhet.5570330407
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Synthesis of nitrogen-containing heterocycles. 7 Reaction of aliphatic diaminomethylenehydrazones with hindered ethoxymethylenecyanoacetate.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1285, doi. 10.1002/jhet.5570330447
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Syntheses and transformations of substituted benzazolyl- and tetrazolyl(benzotriazol-1-yl)methanes.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1107, doi. 10.1002/jhet.5570330418
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Synthesis and characterization of new 1,1′-diester, diketone, and dinitrile derivatives of 2,2′-biimidazole.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1363, doi. 10.1002/jhet.5570330458
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Synthesis of 2-imino-4-thiazolines, 2-imino-4-alkoxythiazolidines, thiazoles and 4-imidazolin-2-ones from α-halomethyl ketimines.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1179, doi. 10.1002/jhet.5570330429
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The synthesis and reactions of 4-(2- and 3-thienyl)-tetrahydroisoquinolines.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1123, doi. 10.1002/jhet.5570330420
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The synthesis and biological activity of two analogs of the anti-HIV alkaloid michellamine B.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1371, doi. 10.1002/jhet.5570330460
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Unexpected rearrangement products from animations of 5-bromo-2-nitrothiazole.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1191, doi. 10.1002/jhet.5570330431
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Photocyclization of 2-(naphth-1-yl)-3-(thien-2-yl)propenoic acid and the total assignment of the <sup>1</sup>H- and <sup>13</sup>C-NMR spectra of the product.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1017, doi. 10.1002/jhet.5570330402
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Access to aza-γ-carbolines by annulation reaction of amino derivatives of imidazo[1,2-α]pyridine.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1247, doi. 10.1002/jhet.5570330442
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Studies on pyrrolidinones. Catalyst induced selectivity during heterocyclizations of organosilicon compounds into 1,3,4-oxadiazoles or 1,2,4-triazines.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1073, doi. 10.1002/jhet.5570330413
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Reactions of 2-amino-, 2-alkylamino-, and 2-piperidino-1-azaazulenes with aryl and chlorosulfonyl isocyanates.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1323, doi. 10.1002/jhet.5570330453
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A simple and general method for the synthesis of novel hetarenonaphthyridones.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1147, doi. 10.1002/jhet.5570330424
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Synthesis and oxygen-atom transfer reactions of 3-hydroperoxy-3,4,4,5,5-pentasubstituted-1,2-dioxolanes.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1399, doi. 10.1002/jhet.5570330464
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Synthesis and reduction of 2,2-diaryl-1-nitroethylenes by using a chiral and a non chiral NADH model in the pyrrolopyridine series.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1211, doi. 10.1002/jhet.5570330435
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Photolysis of 2-azidopyridines. the behavior of 1-(2-azido-6-chloropyrid-4-yl)-3-phenylurea, a photoaffinity labeling reagent for probing cytokinin-binding proteins.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1035, doi. 10.1002/jhet.5570330406
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Synthesis and anti-HIV-1 activity of a series of 1-(alkoxymethyl)-5-alkyl-6-(arylselenenyl)uracils and -2-thiouracils.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1275, doi. 10.1002/jhet.5570330446
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Synthesis and stereochemical studies of 6-substituted 1 H,3 H,6 H,7a H-3,3-dimethylimidazo-[1,5- c]thiazol-5-one-7-thiones.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1099, doi. 10.1002/jhet.5570330417
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Inhibition of folylpolyglutamate synthetase by substrate analogues with an ornithine side chain.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1355, doi. 10.1002/jhet.5570330457
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Synthesis of 4-chloro-7-ethoxy-2(3 H)-benzoxazolone-6-carboxylic acid.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1171, doi. 10.1002/jhet.5570330428
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A new synthesis of pyrrole derivatives from tris(isopropylthio)cyclopropenylium perchlorate and thioureas.
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- Journal of Heterocyclic Chemistry, 1996, v. 33, n. 4, p. 1417, doi. 10.1002/jhet.5570330468
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