Works matching IS 0022152X AND DT 1986 AND VI 23 AND IP 4
Results: 59
Fragmentation and isomerization reactions of phenyl substituted 2-oxo-1,3,2-dioxathianes (trimethylene sulfites).
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1099, doi. 10.1002/jhet.5570230428
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- Article
Synthesis of 2-aryl-6-carbethoxythiazolo[4,5- c]pyridine and 7-chloro-2-phenylthiazolo[5,4- c]pyridine.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1171, doi. 10.1002/jhet.5570230441
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Structural effects on the rates of the ion molecule reactions of organic heterocycles.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1027, doi. 10.1002/jhet.5570230412
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Reaction of 2-acetyltetralone with some esters of benzoic acid.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1235, doi. 10.1002/jhet.5570230452
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- Article
The crystal and molecular structure of 9-methylphenanthro[4,3- a]dibenzothiophene.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1115, doi. 10.1002/jhet.5570230431
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- Article
Synthesis of some new pyrimido[1,6- a]pyrimidines. Isolation of stable covalent hydrated pyrimido[1,6- a]pyrimidines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1063, doi. 10.1002/jhet.5570230420
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Synthesis of imidazo[1,5- c]pyrimidine derivatives.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 981, doi. 10.1002/jhet.5570230402
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Heterocyclic rearrangements. Synthesis of 1,2,4-oxadiazolo[2,3- a]pyrimidinium systems and their ring opening into pyrimidine N-oxides.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1175, doi. 10.1002/jhet.5570230442
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Research on heterocyclic compounds. XX. Synthesis of trifluoromethyl derivatives of fused imidazole systems.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1031, doi. 10.1002/jhet.5570230413
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The chemistry of 4-pyrimidinones: Acetylation and ring-opening reactions.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1239, doi. 10.1002/jhet.5570230453
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- Article
Cycloaddition reactions of benzothiete with azomethines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1085, doi. 10.1002/jhet.5570230424
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- Article
Cycloaddition reactions of ketoimines. Part II. Synthesis of substituted phenanthridines and cyclopenta[ c]quinolines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1135, doi. 10.1002/jhet.5570230435
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- Article
Reaction of o-aminophenol and p-benzoquinone in acetic acid.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1003, doi. 10.1002/jhet.5570230406
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- Article
Synthesis of 2,2,4-triphenyl-3-propenoyl-3,4-dihydro-2 H-benzopyran via a lithiated allene.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1195, doi. 10.1002/jhet.5570230446
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- Article
Action du phényllithium en série pyrazine: Piégeage des intermédiaires réactionnels par le benzoate de méthyle.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1051, doi. 10.1002/jhet.5570230417
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Triazole phosphonates. Electrophilic substitution of 1-substituted-1 H-1,2,4-triazoles via lithiated triazole intermediates.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1257, doi. 10.1002/jhet.5570230457
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- Article
Darstellung und eigenschaften trifluormethylmercapto-substituierter pyrimidine.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1079, doi. 10.1002/jhet.5570230423
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- Article
Novel syntheses of 2,3-dihydro-5 H-1,4-benzoxathiepins and 1,2,3,5-tetrahydro-4,1-benzothiazepines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1163, doi. 10.1002/jhet.5570230439
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Synthesis of 2-substituted benzimidazole-5-carbamates as potential antifilarial agents.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1109, doi. 10.1002/jhet.5570230430
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- Article
Hexahydro-5,6,6a,7,12,14 isoquino[2,3- b]benzazépine-2. Nouvelle voie d'accès.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 975, doi. 10.1002/jhet.5570230401
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Synthesis and crystal structure of 5-methyl-5,10-dihydrophenarsazine.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1131, doi. 10.1002/jhet.5570230434
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- Article
Action des hydrazines sur les acétyl-4 chloro-5 (ou 3) méthyl-3 (ou 5) pyrazoles: Formation d'une pyrazolo[3,4- b]quinoléïne, d'hydrazones et de cétazines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 999, doi. 10.1002/jhet.5570230405
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- Article
Synthesis of 9-(2-fluorobenzyl)-6-methylamino-9 H-purine.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1189, doi. 10.1002/jhet.5570230445
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Adamantylazoles. 5. The molecular structure of 1-(1-adamantyl)pyrazoles.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1045, doi. 10.1002/jhet.5570230416
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- Article
A convenient synthesis of nitro-substituted 1,2-benzisothiazol-3(2 H)-one 1,1-dioxides (nitrosaccharins).
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1253, doi. 10.1002/jhet.5570230456
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Autoxidation of nitrogen heterocycles. 3. Solvent effects in the autoxidation of 2,5-dimethylpyrrole.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1095, doi. 10.1002/jhet.5570230427
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Remarkable substituent effects found in the base-catalyzed reaction of 5-methyl-2-(4′-substituted-phenyl)-2,4-dihydro-3 H-pyrazol-3-ones.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1159, doi. 10.1002/jhet.5570230438
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- Article
Imination of N-methylpyridinium salts by liquid ammonia-potassium permanganate.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1015, doi. 10.1002/jhet.5570230409
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- Article
Preparation and some spectral properties of benzo-fused 1,4-dimethyl-2(1 H)-quinolinones.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1207, doi. 10.1002/jhet.5570230449
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- Article
Potential cerebral perfusion agents. Synthesis and evaluation of berberine analogues.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1167, doi. 10.1002/jhet.5570230440
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- Article
New substituted 4-azatricyclo[4.3.1.1<sup>3,8</sup>]undecane derivatives.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1023, doi. 10.1002/jhet.5570230411
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Benzannelated analogs of phenanthro[1,2- b]- and [2,1- b]thiophene: Synthesis and structural characterization by two-dimensional NMR and X-ray techniques.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1215, doi. 10.1002/jhet.5570230451
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- Article
Synthesis of (pyridinyl)-1,2,4-triazolo[4,3- a]pyridines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1071, doi. 10.1002/jhet.5570230422
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Synthesis and reactions of α-ketoaldehyde adducts of some heterocyclic ureas.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1125, doi. 10.1002/jhet.5570230433
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Synthesis and reactions of an open-chain bis-reissert salt analog.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 991, doi. 10.1002/jhet.5570230404
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- Article
Acylation des β-énaminoesters: Regio et stéréoformation des β-énaminoesters N- ou C-acylés.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1183, doi. 10.1002/jhet.5570230444
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- Article
Hétérocycles à fonction quinone. 7.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1039, doi. 10.1002/jhet.5570230415
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- Article
Crystal structure determination of 10-trifluoroacetylphenothiazine.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1249, doi. 10.1002/jhet.5570230455
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- Article
Novel synthesis of pyrido[1,2- a]benzimidazoles via reaction of N-acyl arylhydroxylamines with pyridine.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1091, doi. 10.1002/jhet.5570230426
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Reactions with α-substituted cinnamonitriles. A novel synthesis of hexa-substituted pyridines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1203, doi. 10.1002/jhet.5570230448
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- Article
Synthesis of thiophenedicarbonyldiazides and Di- t-butyl thiophendicarbamates.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1103, doi. 10.1002/jhet.5570230429
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- Article
2-Methylpyridinium salts as 1,4-dinucleophiles. II. Westphal condensation with substituted pyridinium substrates.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1151, doi. 10.1002/jhet.5570230437
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The photochemistry of α,β-acetylenic ketones. II.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1011, doi. 10.1002/jhet.5570230408
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- Article
Alkaloids asymmetric synthesis from ( S)-pyroglutamic acid. II.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1059, doi. 10.1002/jhet.5570230419
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- Article
Thermolyzed products of naphth[1,2- d]imidazo[2,1- b]-thiazole-2,3-dione.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1265, doi. 10.1002/jhet.5570230459
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Reaction of N-(4-pyridylmethyl)benzamide N-oxides with ethyl cyanoacetate in the presence of acetic anhydride.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1019, doi. 10.1002/jhet.5570230410
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Thermally-induced radical rearrangement of 2-(2-thienylmethoxy)-and 2-(2-benzo[ b]thienylmethoxy)tropones.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1211, doi. 10.1002/jhet.5570230450
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- Article
Reaction of ketenes with N,N-disubstituted α-aminomethyleneketones. XVIII. Synthesis of N,N-disubstituted 4-amino-3-phenyl-2 H-naphtho[1,2- b]pyran-2-ones.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1067, doi. 10.1002/jhet.5570230421
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Mass spectral fragmentation pattern of 3-methyl- and 3-phenyl-4-( N-methylarylhydrazono)isoxazol-5-ones.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 1119, doi. 10.1002/jhet.5570230432
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- Article
Synthesis of 2-aminomethyl-1,10-phenanthroline. A new chelating agent and versatile synthon for other chelating compounds.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 4, p. 989, doi. 10.1002/jhet.5570230403
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- Article