Works matching IS 0022152X AND DT 1982 AND VI 19 AND IP 3
Results: 59
Preparation of compounds in the new dipyrrolo[3,4- b:3′,4′- e]-pyridine series from 1-benzylidene-2,3-dioxopyrrolidines. A variation of the hantzsch synthesis.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 603, doi. 10.1002/jhet.5570190330
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Conformational and configurational studies on 3-azabicyclo[3.3.1]nonane (3-abn) derivatives and related systems employing carbon-13 NMR spectroscopy.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 449, doi. 10.1002/jhet.5570190301
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Spectrophotometric determination of the apparent ionization exponents of 5,6-dihydrouracil and 5,6-dihydrothymine.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 657, doi. 10.1002/jhet.5570190341
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Pyridine N-sulfides. Benzisothiazolo[2,3- a]pyridinium tetrafluoroborates and benzothiopheno[3,2- b]pyridines. Novel heterocyclic systems.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 509, doi. 10.1002/jhet.5570190312
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Studies on the synthesis of heterocyclic compounds. Part VIII. A facile synthesis of new pyrazolo[3,4- b]benzazepine-4,9-diones.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 689, doi. 10.1002/jhet.5570190352
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Mesoionic purinone analogs. VIII. Synthesis and properties of mesoionic 5-substituted-6-methylimidazo[1,2- c]pyrimidine-2,7-diones.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 567, doi. 10.1002/jhet.5570190323
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The topology and the aromaticity of coumarins.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 625, doi. 10.1002/jhet.5570190334
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4-Hydroxycoumarin/2-hydroxychromone tautomerism: Infrared spectra of 3-substituted-2-<sup>13</sup>c-4-hydroxycoumarins.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 475, doi. 10.1002/jhet.5570190305
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Electrochemical synthesis of 3,5-diphenyl-2(3 H)-furanone.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 669, doi. 10.1002/jhet.5570190345
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Photoaddition of carbonyl compounds to five-membered ring heterocycles.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 529, doi. 10.1002/jhet.5570190316
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Synthesis of anticonvulsant activity of some 2-phenylcarbamoyl-1,2-diazabicyclo[2.2.2]octanes.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 697, doi. 10.1002/jhet.5570190356
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Potential anticonvulsants. V. The condensation of isatins with C-acetyl heterocyclic compounds.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 589, doi. 10.1002/jhet.5570190327
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Synthesis and mass spectrometry of 4-oxo-4,5,6,7-tetrahydroindole and 4-oxo-4,5,6,7-tetrahydrobenzofuran derivatives.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 645, doi. 10.1002/jhet.5570190338
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Hydroxide-catalyzed synthesis of heterocyclic aromatic amine derivatives from nitriles.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 493, doi. 10.1002/jhet.5570190309
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1-Phenyl-6,7-disubstituted-aminopropyl)-1,2,3,4-tetrahydroisoquinolines as possible antituberculer agents.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 677, doi. 10.1002/jhet.5570190349
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On the amination of 1,2,4-triazines by potassium amide in liquid ammonia and by phenyl phosphorodiamidate. A <sup>15</sup>n-study.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 653, doi. 10.1002/jhet.5570190340
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Alkylation en catalyse par transfert de phase d'une série d'acridanone-9 substituées: Compétition entre O- et N-alkylation.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 503, doi. 10.1002/jhet.5570190311
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Studies of the synthesis of heterocyclic compounds. Part VII. The preparation of some new 3- and 5-amino-pyrazoles by endocyclic N-substitution of 3(5)-aminopyrazoles.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 685, doi. 10.1002/jhet.5570190351
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Synthesis of imidazole derivatives with potential biological activity.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 561, doi. 10.1002/jhet.5570190322
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Influence de la structure sur l'hydrolyse des N-pyrrolylmethylene-2 anilines.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 617, doi. 10.1002/jhet.5570190333
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Syntheses and reactions of some 2,3-disubstituted pyrazine monoxides.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 465, doi. 10.1002/jhet.5570190304
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Reactivity of 1 H-pyrrolo[2,3- b]pyridine. I. Synthesis of 3-acetyl-7- azaindole and related compounds.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 665, doi. 10.1002/jhet.5570190344
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Reactions of 3-acetyltropolone and its methyl ethers with hydroxylamine. Formation of 8 H-cyclohept[ d]isoxazol-8-one and 8 H-cyclohept[ c]isoxazol-8-one.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 525, doi. 10.1002/jhet.5570190315
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The synthesis of a potential bisintercalating ethidium bromide analog.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 695, doi. 10.1002/jhet.5570190355
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Synthesis of pyrido[1,2- a]benzimidazoles by cyclizative condensation of 2-halopyridines and 1,2-benzenediamines. Scope and mechanism of the reaction.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 585, doi. 10.1002/jhet.5570190326
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The reaction of benzylidenetriphenylphosphoranes with benzenediazonium-2-carboxylate.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 641, doi. 10.1002/jhet.5570190337
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Intramolecular acylation of 3-oxo-2-piperidine-propionic acid derivatives. Synthesis of hexahydro-2-oxopyrano[3,2- b]pyridines.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 489, doi. 10.1002/jhet.5570190308
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Two syntheses of 5-chloro-3-(2-thienyl)-2,1-benzisoxazole.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 675, doi. 10.1002/jhet.5570190348
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Studies on simplified ergoline derivatives. A general six-step synthesis of phenyl-substituted 4-methyl-3,4,4a,5,6,10b-hexahydrobenzo[ f]quinolin-1-(2 H)-one analogs.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 545, doi. 10.1002/jhet.5570190319
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A novel synthesis of 7-acetyl-4,5,5a,6,6a,7,8,9-octahydroindeno[7,1- fg]quinolin-9-one.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 703, doi. 10.1002/jhet.5570190359
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Synthesis of 4-alkyl-4 H-benzo[ e]- and 4 H-pyrido[2,3- e]-1,2,4-triazin-3-one 1-oxides for potential anticancer activity.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 497, doi. 10.1002/jhet.5570190310
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Synthesis and spectral studies of 2-mercaptobenzimidazole derivatives. I.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 681, doi. 10.1002/jhet.5570190350
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Synthesis of 2-(5′-substituted isoxazol-3′-yl)-4-oxo-3-thiazolidinylalkanoic acids.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 557, doi. 10.1002/jhet.5570190321
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Synthesis of s-triazines bearing three different substituents.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 613, doi. 10.1002/jhet.5570190332
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Studies on uracil derivatives and analogs. Syntheses of 5-(βt-trimethylsilyl)ethynyluracil and 5-ethynyluracil.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 463, doi. 10.1002/jhet.5570190303
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Functional derivatives of thiophene. II. Synthesis and <sup>1</sup>H-NMR spectra of 1-[2′-(5′-nitrothienyl)]pyrazoles.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 663, doi. 10.1002/jhet.5570190343
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Ring transformation of 6 H-cyclopropa[ e]pyrazolo[1,5- a]pyrimidine. IV (1). Reduction and reaction of 5a-acetyl-6a-ethoxycarbonyl-5a,6a-dihydro-6 H-cyclopropa[ e]pyrazolo[1,5- a]pyrimidine-3-carbonitriles with primary amines.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 519, doi. 10.1002/jhet.5570190314
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Sur une synthése nouvelle et rentable du triméthyl-3,5,5 dihydro-4,5 isoxazole.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 693, doi. 10.1002/jhet.5570190354
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Reactions of N-heteroarylformamide oximes and N-heteroarylacetamide oximes with N,N-dimethylformamide dimethyl acetal. Synthesis of 2-methyl- s-triazolo[1,5- x]azines and N-methylcyanoaminoazines.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 577, doi. 10.1002/jhet.5570190325
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Heterocycles from phosphonium salts: A facile method for modification of the 4(5)-methyl group of thiazoles.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 639, doi. 10.1002/jhet.5570190336
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Isomeric tropane analogues of histamine H<sub>2</sub>-receptor antagonists.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 485, doi. 10.1002/jhet.5570190307
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Studies on pyrazines, 8.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 673, doi. 10.1002/jhet.5570190347
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Synthesis of substituted N-(2,4-dioxo-1,2,3,4-tetrahydroquinazolinyl)benzamides and N-(2-thiono-4-oxo-1,2,3,4-tetrahydroquinazolinyl)benzamides.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 541, doi. 10.1002/jhet.5570190318
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Deoxygenation of allylic carbinolamides and related alcohols by acidic sodium cyanoborohydride: Scope and limitations.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 701, doi. 10.1002/jhet.5570190358
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Nucléosides de synthése XXII: Obtention, comme synthons oligoxylonucléotidiques, de d-xylofurannosyl adenines spécifiquement substitués.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 597, doi. 10.1002/jhet.5570190329
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The synthesis of chiral dimethyl substituted macrocyclic polyether-diester ligands.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 551, doi. 10.1002/jhet.5570190320
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Synthesis of some new bicyclic pyrazoline derivatives.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 609, doi. 10.1002/jhet.5570190331
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The stereochemistry of organosulfur compounds. XIX. The crystal and molecular structure of 10-(1,3-dithiolan-2-ylidene)-10 H-indeno[1,2- f]-1,2,3,4,5-pentathiepin.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 459, doi. 10.1002/jhet.5570190302
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Preparation of 1-hydroxyethyl-2-trideuteriomethyl-5-nitroimidazole.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 659, doi. 10.1002/jhet.5570190342
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Studies on the chemical synthesis of potential antimetabolites. 30. Regioselective introduction of a chlorine atom into the imidazo[4,5- b]pyridine nucleus.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 3, p. 513, doi. 10.1002/jhet.5570190313
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