Works matching IS 0022152X AND DT 1982 AND VI 19 AND IP 2
Results: 49
A carbon 13-NMR assignment study of a series of oxetanes derived from carbonyl compounds and furan and thiophene derivatives.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 317, doi. 10.1002/jhet.5570190220
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On the reactivity of N-benzylpyrimidinium salts with nitrogen nucleophiles.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 373, doi. 10.1002/jhet.5570190231
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Studies on new routes for the synthesis of 4- and 5-aminoimidazole nucleoside derivatives.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 233, doi. 10.1002/jhet.5570190202
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Reissert compound studies. XLIII. The pyrido[2,3- b]pyrazine reissert compound.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 425, doi. 10.1002/jhet.5570190242
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A synthesis of 5-amino- and 5-hydroxy-l-ethyl-1,4-dihydrio-4-oxo-3-quinolinecarboxylic acids and their derivatives.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 289, doi. 10.1002/jhet.5570190213
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Etude de l'acylation de l'acétyl-3 acétoxy-8 indolizine par action de chlorures d'acide en présence de chlorure d'aluminium.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 337, doi. 10.1002/jhet.5570190224
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Thiophene systems. 7. Pyrido[3,2- b]thieno[3,4- e][1,4]diazepine derivatives with potential cns activity.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 391, doi. 10.1002/jhet.5570190235
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New synthesis of 2-nitroimidazoles.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 253, doi. 10.1002/jhet.5570190206
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Synthesis of 3 H-pyrazol-3-one derivatives containing a 9 H-thioxanthene ring.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 437, doi. 10.1002/jhet.5570190246
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Synthesis of 2- S-dioxo isosteres of purine and pyrimidine nucleosides. II.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 305, doi. 10.1002/jhet.5570190217
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Fused- s-triazino heterocycles IX. 1,3,4,6,9b-pentaazaphenalenes and 1,3,6,9b-tetraazaphenalenes: Amino and alkoxy derivatives.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 357, doi. 10.1002/jhet.5570190228
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Synthesis of some 5,10,15,20-tetraalkylchlorin and tetraalkylporphyrin complexes of transition metals.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 409, doi. 10.1002/jhet.5570190239
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Synthesis of α-carboxy-γ-butyrolactones by rearrangement of capto-dative cyclopropanes on silica surfaces.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 369, doi. 10.1002/jhet.5570190230
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Selenium heterocycles. XXXIII.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 227, doi. 10.1002/jhet.5570190201
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Acylations of 1,10-dilithiophenothiazine. A new synthesis of 1-formylphenothiazine.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 433, doi. 10.1002/jhet.5570190245
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Synthesis of 2 H-chromeno[2,3- d]pyrimidine-2,4-(3 H)-diones (10-Oxa-5-deazaflavins) and their use in the oxidation of benzyl alcohol.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 301, doi. 10.1002/jhet.5570190216
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Reactions between 4-hydroxy-6-methyl-2-pyrone and aldehydes both in the absence and the presence of added thiols.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 335, doi. 10.1002/jhet.5570190223
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4-Hydroxycoumarin/2-hydroxychromone tautomerism: Infrared spectra of 2-<sup>13</sup>c and 3-D labeled 4-hydroxycoumarin and its anion.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 385, doi. 10.1002/jhet.5570190234
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Les systèmes biphasiques. 3. Alkylation des purines en catalyse par transfert de phase.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 249, doi. 10.1002/jhet.5570190205
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Synthése d'héterocycles. XX.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 421, doi. 10.1002/jhet.5570190241
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Synthesis and biological evaluation of certain 4-alkylamino and 4-arylalkylamino derivatives of the imidazo[4,5- d]pyridazine and v-triazolo[4,5- d]pyridazine ring systems.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 285, doi. 10.1002/jhet.5570190212
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Unusual formation of an oxetane ring. Molecular and crystal structure of 2a-acetyl-3-(1-methoxyethylidene)-5a-methylcyclopenta[ b]oxetan-4-one.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 353, doi. 10.1002/jhet.5570190227
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Studies on pyrazines. 7.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 407, doi. 10.1002/jhet.5570190238
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Convenient preparation of N-substituted 2-amino-4 H-3,l-benzoxazin-4-ones and 3-substituted 2,4(1 H,3 H)-quinazolinediones.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 269, doi. 10.1002/jhet.5570190209
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Electron impact mass spectrometry of 2,5-bis( p-R-phenyl)thiophenes.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 447, doi. 10.1002/jhet.5570190249
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Heterocycles. Part I. A new route to the synthesis of substituted 2-aminopyrimidines.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 415, doi. 10.1002/jhet.5570190240
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Sur l'orientation et les anomalies de l'acetylation des Bz-méthoxy nitro-2 benzofurannes.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 279, doi. 10.1002/jhet.5570190211
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Action de réactifs nucléophiles sur les phényl-5 thiéno[3,2- b]pyrannone-7 et phényl-2 benzo[ b]thiéno[3,2- b]pyrannone-4.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 327, doi. 10.1002/jhet.5570190222
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Studies on quinones. VIII.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 381, doi. 10.1002/jhet.5570190233
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Chemistry of the phenoxathiins and isosterically related heterocycles. XX.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 241, doi. 10.1002/jhet.5570190204
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Réaction des carbanions maloniques sur le S-méthyl ϵ-thiocaprolactime.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 431, doi. 10.1002/jhet.5570190244
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Natural benzofurans: Synthesis of isopterofuran.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 299, doi. 10.1002/jhet.5570190215
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Synthése de la benzopyranno[1][2,3- b]quinoxalinone-12.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 349, doi. 10.1002/jhet.5570190226
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A comparative study of the rearrangement of some 6- and 7-halo-substituted 3-amino-3,4-dihydro-l-hydroxycarbostyrils in concentrated hydrohalic acids.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 401, doi. 10.1002/jhet.5570190237
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Synthèse de triazolo-1,2,3 nucléosides par cycloaddition entre azotures de glycosyle et acétyléniques ativés.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 263, doi. 10.1002/jhet.5570190208
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Synthèse d'amino-3 thiophènes a partir d'aryl-et d'hétaryl-acétonitrile.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 443, doi. 10.1002/jhet.5570190248
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Synthesis of as-triazino[5,6- b]quinoline, a new heterocyclic ring system.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 313, doi. 10.1002/jhet.5570190219
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Synthesis of heterocycles. Part V.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 273, doi. 10.1002/jhet.5570190210
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Mass spectral fragmentation patterns of 3,3-dimethyl-2,3,4,5,10,11-hexahydro-11-( o- and p- R-phenyl)-1 H-dibenzo- [ b,e][1,4]diazepin-1-ones. II.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 321, doi. 10.1002/jhet.5570190221
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Synthesis of pyrido[3,4- b]pyrano[3,4- b]indoles.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 377, doi. 10.1002/jhet.5570190232
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Synthesis and reactivity of 4-substituted-2,3-dihydrobenzo-1,4-thiazines.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 237, doi. 10.1002/jhet.5570190203
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Unsymmetrically substituted furoxans. VII.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 427, doi. 10.1002/jhet.5570190243
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Preparation of some 4 H-1,3,2-benzothioxaborine and 1 H,4 H-1,3,2-benzazoxaborine.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 297, doi. 10.1002/jhet.5570190214
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Dérives de l'imidazo[2,1- b]thiazole. V. Transposition allylique observée au cours de la synthése d'(imino-2 alkyl-3 thiazolinyl-4) acetates d'ethyle et de (dihydro-5,6 imidazo[2,1- b]thiazolyl-3) acetates d'éthyle.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 343, doi. 10.1002/jhet.5570190225
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Oxidation of 4-chromanones with thallium(III) nitrate.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 395, doi. 10.1002/jhet.5570190236
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Reaction of ketenes with N,N-disubstituted α-aminomethyleneketones. XII. Synthesis of N,N-disubstituted 4-amino-3-chloro-6-(2-methyl-l-propenyl) (2-phenylethenyl)-2 H-pyran-2-ones.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 257, doi. 10.1002/jhet.5570190207
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Synthesis of benzo[1,2]phenaleno[ bc]thiophenes.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 439, doi. 10.1002/jhet.5570190247
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Synthesis of 6-(2-nitrobenzyl)-3,5-dioxo-2,3,4,5-tetrahydro- as-triazine and some derivatives.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 309, doi. 10.1002/jhet.5570190218
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Synthesis and chemical reactivity of indenoisoxazoles.
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- Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 363, doi. 10.1002/jhet.5570190229
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