Works matching IS 0022152X AND DT 1986 AND VI 23 AND IP 2
Results: 66
Studies directed toward the synthesis of conformationally restricted neurotransmitter analogs: The addition of N-hydroxyimides to ethyl propiolate.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 463, doi. 10.1002/jhet.5570230230
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Aminosäuren als synthesebausteine von pyrrolo[1,2- a]- und [2,3- d]anellierten heterobicyclen.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 393, doi. 10.1002/jhet.5570230216
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Reaction of ketenes with N, N-disubstituted α-aminomethyleneketones. XVII. Synthesis of 2 H-[1]benzothiepino[5,4- b]pyran derivatives.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 449, doi. 10.1002/jhet.5570230227
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Synthesis of novel 3-(α-arylhydrazono-1,3,4-oxadiazol-2-ylmethyl)-2-oxo-1,2-dihydroquinoxalines and their characteristic tautomerism between the hydrazone imine and diazenyl enamine forms.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 637, doi. 10.1002/jhet.5570230267
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Synthesis of benzophenothiazinone derivatives from 2,3,5-trisubstituted-1,4-naphthoquinones with 2-aminothiophenol.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 589, doi. 10.1002/jhet.5570230256
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Chemistry and antiviral activities of acyclonucleosides.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 289, doi. 10.1002/jhet.5570230201
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Etude de la décomposition thermique d'azido dithiényl-1,2 éthènes et éthanes.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 513, doi. 10.1002/jhet.5570230241
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Synthesis and spectral properties of optically active 2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine: Primary methadone metabolite.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 369, doi. 10.1002/jhet.5570230212
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Pyridinethiones. XI. Diastereoselective aldol condensations with 2(1 H)-pyridones, 2(1 H)-pyridinethiones, and the crystal structure of 3-(1-hydroxy-2-methyl-3-oxo-3-(4-chlorophenyl)propyl-1-isoprpyl-2(1 H)-pyridinethione.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 567, doi. 10.1002/jhet.5570230252
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Mutagenic heterocyclic nitrogen compounds related to protein pyrolysates. V. Electron impact fragmentation of L-glutamic acid and related dipyrido[1,2- a:3′,2′- d]imidazoles.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 425, doi. 10.1002/jhet.5570230223
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Chemical reactions of cycloalkanespirohydantoins. Part 2. Synthesis of new 4-hydroxyimidazolidinone N<sub>3</sub>-substituted from cycloalkanespirohydantoins.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 481, doi. 10.1002/jhet.5570230234
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Amination of 4-nitropyridazine 1-oxides by liquid ammonia/potassium permanganate.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 621, doi. 10.1002/jhet.5570230263
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Pyrrolidine-2,3-dione, 1-allylpyrrolidine-2,3-dione and 1-ethoxypyrrolidine-2,3-dione.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 537, doi. 10.1002/jhet.5570230245
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Synthesis of 6-arylazo-substituted 5-hydroxy-2-hydroxymethyl-4-pyridones and related compounds.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 333, doi. 10.1002/jhet.5570230205
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Synthesis of 1,8-naphthyridine derivatives. Potential antihypertensive agents. 1.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 501, doi. 10.1002/jhet.5570230238
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Ring transformation reactions of C-nucleosides: Facile synthesis of pyrazolo[1,5- a]pyrimidine and pyrazolo[1,5- a]triazine C-nucleosides.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 349, doi. 10.1002/jhet.5570230209
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Reactions of ketenes. XX.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 553, doi. 10.1002/jhet.5570230249
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Synthesis of pyrido[2,3- d]pyrimidin-4-one derivatives.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 509, doi. 10.1002/jhet.5570230240
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Proton-ionizable crown compounds. 4. New macrocyclic polyether ligands containing a triazole subcyclic unit.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 361, doi. 10.1002/jhet.5570230211
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The synthesis and proton nuclear magnetic resonance study of some nitro- and amino-unsymmetrically meta-substituted tetraphenylporphyrins.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 561, doi. 10.1002/jhet.5570230251
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Oxidation of heterocyclic nitrogen Ylids to nitro heterocycles. Comparison of a sulfilimine and a phosphine imine.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 421, doi. 10.1002/jhet.5570230222
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Some novel halogenated phenazine derivatives.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 615, doi. 10.1002/jhet.5570230262
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On the amination of pteridines by liquid ammonia-potassium permanganate.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 477, doi. 10.1002/jhet.5570230233
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On the formation of 'symmetrical' phenoxazinone derivative related to the actinomycin D chromophore.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 329, doi. 10.1002/jhet.5570230204
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Two-dimensional NMR studies of marine natural products. IV. Isolation of the cembranoid diterpene jeunicin from the mollusc planaxis sulcatus: Assignment of the proton and carbon NMR spectra by two-dimensional techniques.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 529, doi. 10.1002/jhet.5570230244
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Diaminopyridazine aus diaminocyclopropenyliumsalzen und (diazomethyl)- verbindungen.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 385, doi. 10.1002/jhet.5570230215
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Reactivity of pyrazolo[4,3- c][1,2,5]oxadiazin-3(5 H)-ones toward C-nucleophiles: Synthesis of pyrazolo[3,4- b]pyrazines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 585, doi. 10.1002/jhet.5570230255
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Synthesis of amino substituted 4-oxo-1,2,3,4-tetrahydropyridines from arylhydrazones and methyl acrylate.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 447, doi. 10.1002/jhet.5570230226
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A new synthesis of novel 1-aryl-3-heteroaryl-1 H-pyrazolo[3,4- b]quinoxalines via a Key Intermediate.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 633, doi. 10.1002/jhet.5570230266
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Preparation of monoacylpyrazines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 497, doi. 10.1002/jhet.5570230237
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Total synthesis of 4,5,7a,8-tetrahydro-1,2-dimethoxyphenanthro[10,1- bc]-azepin-6(7 H)-one: A photochemical approach.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 343, doi. 10.1002/jhet.5570230208
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Benzohydrazides, benzothiohydrazides, and benzamidrazones as sources of 1,3,4(2 H)-oxadiazolenones, 1,3,4(2 H)-thiadiazolenones, and 1,2,4(5 H)-triazolenones.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 417, doi. 10.1002/jhet.5570230221
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Novel syntheses of 3-cyano-3,4-dihydroquinolin-2(1 H)-one and derivatives of 2,3-dicarbomethoxy-2-hydroxycyclopenta[ b]quinoline.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 409, doi. 10.1002/jhet.5570230219
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Synthesis of 9,10,12,13,14,14a-hexahydrodibenzo[ f,h]pyrrolo-[2,1- a]isoquinoline.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 601, doi. 10.1002/jhet.5570230259
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Proton-ionizable crown compounds. 3. Synthesis and structural studies of macrocyclic polyether ligands containing a 4-pyridone subcyclic unit.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 353, doi. 10.1002/jhet.5570230210
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Preparation of 5,5-dicyano- and 5-cyano-5-ethoxycarbonyl-5,6-dihydro-3,7-diphenyl-4 H-1,2-diazepines and their halogenations.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 557, doi. 10.1002/jhet.5570230250
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Furopyridines. V. A simple synthesis of furo[2,3- c]pyridine and its 2-and 3-methyl derivatives.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 549, doi. 10.1002/jhet.5570230248
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Synthesis of hydroxymethyl-functionalized diazacrowns and cryptands.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 609, doi. 10.1002/jhet.5570230261
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Solid-state structures of cis- and trans-1-cyclohexyl-2-phenyl-3-( p-toluyl)aziridines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 433, doi. 10.1002/jhet.5570230224
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Amination of 3,6-dinitro-1,8-naphthyridines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 473, doi. 10.1002/jhet.5570230232
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Regioselective alkylation of guanine via diacyloxyglyoxal- N<sup>2</sup>-acetylguanine adduct to obtain 7-alkylguanine derivatives. Studies on alkylation of guanine I.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 625, doi. 10.1002/jhet.5570230264
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Chemical reactions of cycloalkanespirohydantoins. Part 3. Acid-catalyzed reaction of 4-hydroxy-2-imidazolidinones. Preparation of bis(1,3-diaza-2-oxospiro[4,5]decyl-4) ether.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 487, doi. 10.1002/jhet.5570230235
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Selective synthesis of the two diastereomers of 5-oxo-1 H-pyrrolizine-3-carboxylic acid.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 327, doi. 10.1002/jhet.5570230203
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Synthesis and antitumor evaluation of some 1,3-disubstituted tetrahydropyrimido[4,5- c]isoquinolines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 523, doi. 10.1002/jhet.5570230243
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Fused s-triazino heterocycles. XIII. 1,3,7,10,11c-Pentaazabenz[ de]-anthracene and 1,3,7,10,11,13,13d-heptaazabenz[ de]cyclopenta[ H]-anthracene, two new ring systems.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 381, doi. 10.1002/jhet.5570230214
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Synthesis and thermal rearrangement of allylic 3,5,6-trimethyl-2-pyrazinylacetates: A heterocyclic carroll rearrangement.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 581, doi. 10.1002/jhet.5570230254
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Mass spectral study of 2-aryl-4-arylhydrazono-4,5,6,7-tetrahydro-2 H-benzo-1,2,3-triazoles.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 443, doi. 10.1002/jhet.5570230225
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A galactoside derivative of a nitrosoisocytosine inhibitor of dihydropteroate synthase: Synthesis and biological evaluation.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 629, doi. 10.1002/jhet.5570230265
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Réductions chimique et électrochimique de benzopyranno-1 as-triazines.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 491, doi. 10.1002/jhet.5570230236
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Investigation of the structure and <sup>13</sup>C NMR spectrum of 5-phenylbarbituric acid.
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- Journal of Heterocyclic Chemistry, 1986, v. 23, n. 2, p. 337, doi. 10.1002/jhet.5570230207
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