Works matching IS 0022152X AND DT 2002 AND VI 39 AND IP 4
Results: 37
Synthesis of dihydrofuro[2,3- b]pyridines by the reaction of 2-amino-4,5-dihydro-3-furancarbonitriles with α,β-unsaturated carbonyl compounds.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 743, doi. 10.1002/jhet.5570390420
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Synthesis of N<sub>4</sub>-substituted[1,3,4]oxadiazinan-2-ones derived from norephedrine.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 823, doi. 10.1002/jhet.5570390431
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The ionization constants of 2-substituted 4,6-diamino-s-triazines: The applicability to the hammett and taft equations.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 615, doi. 10.1002/jhet.5570390402
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Synthesis and electrochemical studies of tetrathiafulvalene derivatives (TTFs) as redox active ligands.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 691, doi. 10.1002/jhet.5570390413
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Synthesis and molecular structure of novel 4-aryloctahydropyrido-[1,2- c]pyrimidine derivatives.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 773, doi. 10.1002/jhet.5570390424
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Azinoiminophosphorane mediated 1,2,4-triazole synthesis.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 845, doi. 10.1002/jhet.5570390435
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Iodo cyclofunctionalization of 2,4-dialkenyl-1,3-dicarbonyl compounds: Synthesis of substituted 3-(2-furylidene)-2-furanones.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 639, doi. 10.1002/jhet.5570390406
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Synthesis of optically active af-(1-Ethyl-3-methylhexahydro-1,3-diazin-5-yl)- and N-(1-Ethyl-5-methyloctahydro-1,5-diazocin-3-yl)pyridine-3-carboxamides.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 727, doi. 10.1002/jhet.5570390417
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Recyclizations of 2-aminobenzylimines and thioaroylhydrazones of N-substituted N-hydroxy-3-oxobutanamides.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 805, doi. 10.1002/jhet.5570390428
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Dimethyldioxirane oxidation of the epoxides of (Z)-3-arylidene-1-thioflavanones.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 817, doi. 10.1002/jhet.5570390430
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Recent advancements in the homoallylamine chemistry.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 595, doi. 10.1002/jhet.5570390401
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Synthesis of [1,4]benzodioxino[2,3- c and 2,3- d]pyridazinones.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 685, doi. 10.1002/jhet.5570390412
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Synthesis of vinca alakaloids and realated compounds 98.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 767, doi. 10.1002/jhet.5570390423
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Syntheses of substituted 2-(2-alkylthio-1-benzyl-5-imidazolyl)-1,3,4-oxadiazoles.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 841, doi. 10.1002/jhet.5570390434
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Synthesis and characterization of some N-mannich bases of [1,2,3]triazoloquinolines.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 631, doi. 10.1002/jhet.5570390405
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The synthesis and properties of new carbohydrate-modified mesoionic thiazolo[3,2-α]pyrimidine-5,7-dione acyclonucleosides.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 719, doi. 10.1002/jhet.5570390416
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An efficient synthesis of a class of novel N-Alkyl- N-aryl-4-hydroxy-1-methyl-2-oxo-1,2-dihydro-3-quinolinecarbothioamides.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 799, doi. 10.1002/jhet.5570390427
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N-arylhexahydropyrimidines. Part 1. Synthesis and <sup>1</sup>H NMR characterization of 1,3-Di and 1,2,3-trisubstituted derivatives.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 655, doi. 10.1002/jhet.5570390409
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Synthesis of 1-(2-benzofurancarbonyl)azulenes using 1-(bromoacetyl)azulenes as new building blocks.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 671, doi. 10.1002/jhet.5570390411
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Novel syntheses of polysubstituted pyrroles and oxazoles by 1,3-dipolar cycloaddition reactions of benzotriazole-stabilized nitrile ylides.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 759, doi. 10.1002/jhet.5570390422
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2-amino-4-oxo-6-substituted-pyrrolo[2,3- d]pynmidines as potential inhibitors of thymidylate synthase.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 833, doi. 10.1002/jhet.5570390433
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Multi-step synthesis of benzopyranones via a key step involving reaction of the intermediate compound with phenyltrimethylammonium tribromide.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 627, doi. 10.1002/jhet.5570390404
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On triazoles XLVI.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 703, doi. 10.1002/jhet.5570390415
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Stereochemistry and opioid receptor affinity of 2,4-dipyridine-3,7-diazabicyclo[3.3.1]nonanones - influence of the substituent in position N7.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 789, doi. 10.1002/jhet.5570390426
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Synthesis of some new pyridazino cinnoline derivatives.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 853, doi. 10.1002/jhet.5570390437
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2,6-Diaryl-4,4-disubstituted-4 H-thiopyran: Source for spiro heterocycles.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 649, doi. 10.1002/jhet.5570390408
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Reactivity of 2-substituted imidazo[1,2- b]pyridazines: Preparation of 3-nitro, nitroso and chloro derivatives.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 737, doi. 10.1002/jhet.5570390419
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Synthesis and biological testing of 3-phenyloctahydro-pyrimido[1,2- a]- s-triazine derivatives.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 663, doi. 10.1002/jhet.5570390410
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Synthesis of 3-aryl-5-styryl-2-pyrazolines by the reaction of ( E,E)-cinnamylideneacetophenones with hydrazines and their oxidation into pyrazoles.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 751, doi. 10.1002/jhet.5570390421
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Elaboration of 1,8-naphthyridine-2,7-dicarboxaldehyde into novel 2,7-dimethylimine derivatives.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 829, doi. 10.1002/jhet.5570390432
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Conversion of (±)-3-ethyl-3-methyl phthalides to 3,3-dimethyl-3,4-dihydroisocoumarins. Synthesis of 3-methylmellein.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 623, doi. 10.1002/jhet.5570390403
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Diazine-derived guanidines, isothioureas, and isoureas: Synthesis and attempts of configurational assignment.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 695, doi. 10.1002/jhet.5570390414
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Preparation of a series of benzothieno[3,2- b]pyridine-3-carbonitriles and benzofuro[3,2- b]pyridine-3-carbonitriles.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 783, doi. 10.1002/jhet.5570390425
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FInfluence of the base stoichiometry on cyclocondensation of N-(2-bromoethyl)phthalimide with lithium ester enolates.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 849, doi. 10.1002/jhet.5570390436
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Studies on the chemistry of thienoannelated O,N- and S,N-containing heterocycles. 24 [1]. Synthesis of imidazo[1,5- d]thieno[2,3- b][1,4]-thiazine derivatives as potential receptor ligands.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 645, doi. 10.1002/jhet.5570390407
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Regioselective symmetrical bromination of protected 2,2′-biimidazole.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 733, doi. 10.1002/jhet.5570390418
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Reactivity studies on 4-aminopyrones: Access to benzimidazole and benzimidazolone derivatives.
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- Journal of Heterocyclic Chemistry, 2002, v. 39, n. 4, p. 811, doi. 10.1002/jhet.5570390429
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