Works matching IS 0022152X AND DT 1992 AND VI 29 AND IP 5
Results: 54
Isoindole derivatives from 2-isonicotinoyl-acetophenone with ammonia and its derivatives.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1301, doi. 10.1002/jhet.5570290540
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Synthesis and transformations of 2,6-bis(1,1-dimethylethyl)-4-[2-(thiazolyl)ethenyl]phenols.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1097, doi. 10.1002/jhet.5570290511
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Synthesis of 3-substituted-1-methylpyrazoles.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1357, doi. 10.1002/jhet.5570290551
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Studies on quinones. Part 23. Synthesis of azepinones fused to quinone systems.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1177, doi. 10.1002/jhet.5570290522
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Transformations of isomeric naphthopyranones. The synthesis of substituted β-naphthyl-α,β-dehydro-α-amino acid derivatives.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1241, doi. 10.1002/jhet.5570290533
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Reactions of aromatic ketones with 3-mercapto-1,2-propanediol. Synthesis of cis- and trans-2-alkyl-2-aryl-(1,3-oxathiolane-5-methanols and 1,3-dioxolane-4-methanethiols).
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1053, doi. 10.1002/jhet.5570290504
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Addition-rearrangement reactions of 5-imino-Δ<sup>3</sup>-1,2,4-thiadiazolines with trichloroacetonitrile.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1317, doi. 10.1002/jhet.5570290544
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Selective mono, bis, and trisiminoformylation of 2,4,6-trialkyl-1,3,5-triazines - unusual enol acylenamine tautomerism of hydroxyalkenyl-1,3,5-triazines.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1125, doi. 10.1002/jhet.5570290515
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Functionalisation of 1,2,3-triazole via lithiation of 1-[2-(trimethylsilyl)ethoxy]methyl-1 H-1,2,3-triazole.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1203, doi. 10.1002/jhet.5570290526
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Studies on pyrrolidones. Synthesis and N-alkylation of β-enaminoesters derived from pyroglutamic acid.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1285, doi. 10.1002/jhet.5570290537
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Cyclic transformations of 5-aryl(or benzyl)-3-(2-bromoethyl- 1,3,4-oxadiazol-2(3 H)-ones into 1-aminoimidazolidin-2-one and 5,6-dihydro-4 H-1,3,4-oxadiazine derivatives.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1081, doi. 10.1002/jhet.5570290508
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Synthesis of mesoionic triazolo[4,3- a]quinoxalines.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1337, doi. 10.1002/jhet.5570290548
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Reaction of N,N'-dialkyldithiodianilines with β-ketoesters. A new synthesis of N-alkyl-2-acyl-3-oxo-3,4-dihydro-1,4-benzothiazines.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1155, doi. 10.1002/jhet.5570290519
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Metallation and reaction of 4,5-dicyanoimidazoles with alkyllithium reagents.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1091, doi. 10.1002/jhet.5570290510
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Acid catalyzed rearrangements in the arylimino indoline series. Part IV.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1349, doi. 10.1002/jhet.5570290550
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Reissert compound studies. LXV.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1165, doi. 10.1002/jhet.5570290521
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A direct synthesis of indolocarbazoles via new dinitroterphenyl precursors.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1237, doi. 10.1002/jhet.5570290532
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The first synthesis of pyrido[2,1- a]phthalazinium system and its three thieno-fused analogues.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1049, doi. 10.1002/jhet.5570290503
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A new approach to the synthesis of pyridazino[4,5- c]pyridazinones.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1313, doi. 10.1002/jhet.5570290543
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Studies on pyridonecarboxylic acids.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1117, doi. 10.1002/jhet.5570290514
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Large scale synthesis of 4-ethylpyrimidine.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1369, doi. 10.1002/jhet.5570290554
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Synthesis of some benzo[ b][1,8] and [1,5]naphthyridines.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1197, doi. 10.1002/jhet.5570290525
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Kinetic study on the anelation of heterocycles. 3. Pyrazino[2,3- d]pyrimidine derivatives synthesized by the hinsberg reaction.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1279, doi. 10.1002/jhet.5570290536
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Studies of the reaction of 3-bromo-2,5-dimethylthiophene 1,1-dioxide with some organocopper reagents.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1077, doi. 10.1002/jhet.5570290507
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Molecular associations of hydrazones of heterocyclic systems. XI.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1331, doi. 10.1002/jhet.5570290547
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Complete <sup>1</sup>H and <sup>13</sup>C NMR spectral characterization of 1,6-dioxapyrene and related compounds. An unusual coupling interaction through hydrogen bond in three precursors.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1149, doi. 10.1002/jhet.5570290518
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Reactions of 4-aminocycloheptimidazoles with alkyl iodides, acyl chlorides, and α-haloketones.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1219, doi. 10.1002/jhet.5570290529
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Tricyclic heteroaromatic systems. 1,2,4-triazolo[1,5- a]quinoxaline.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1161, doi. 10.1002/jhet.5570290520
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Synthesis and crystal structure of piperidinium 2-aryl[1,2,4]triazolo[1,5- a]pyridinides and their neutralization to 2-aryl[1,2,4]triazolo[1,5- a]pyridines.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1229, doi. 10.1002/jhet.5570290531
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Synthesis of pyrido[2,3- d]pyrimidines in the reaction of 6-amino-2,3-dihydro-2-thioxo-4(1 H)-pyrimidinone with chalcones.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1045, doi. 10.1002/jhet.5570290502
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Polycondensed nitrogen heterocycles. Part 24. Pyrrolo[3,4- c]isoquinolinone by thermal rearrangement of a pyrrolylbenzotriazinone.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1309, doi. 10.1002/jhet.5570290542
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Synthesis of 2,10-diphenyl-2 H-pyridazino[4,5- b]quinolin-1-one and 2,3-dihydro-9-phenyl-2-phenylamino-1 H-pyrrolo[3,4- b]quinolin-1-one derivatives as peripheral-type benzodiazepine receptor ligands.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1111, doi. 10.1002/jhet.5570290513
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Difunctional heterocycles: A convenient one pot synthesis of novel bis(benzoxazoles) from bis( o-aminophenols).
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1365, doi. 10.1002/jhet.5570290553
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On triazoles. XXVII.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1189, doi. 10.1002/jhet.5570290524
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Assignment of the NMR spectra of a potent ribonucleotide reductase inactivator - utilization of HMQC-TOCSY to establish connectivities in exchange broadened spectra.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1275, doi. 10.1002/jhet.5570290535
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Synthesis of 1-[3-methyl-2(3 H)-benzazolon-5- or 6-yl]-4-{4-[ cis-2-(2,4-dichlorophenyl)-2-(1 H-imidazol-1-yl-methyl)-1,3-dioxolan-4-yl]methyleneoxyphenyl}piperazines.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1069, doi. 10.1002/jhet.5570290506
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The structures of 2-(4,5-dihydro-5-aryl-3-isoxazolyl)-1-arylethanone oximes. An unusual behaviour in its <sup>1</sup>H-NMR and mass spectra.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1325, doi. 10.1002/jhet.5570290546
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γ-Radiolysis of 2′-deoxy-5-fluorouridine derivatives with sulfur-containing substituents.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1143, doi. 10.1002/jhet.5570290517
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Studies in sulphur heterocycles. Part 7.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1213, doi. 10.1002/jhet.5570290528
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The preparation of perfluoroaryl substituted isoxazoles via nucleophilic aromatic substitution with lithioalkylisoxazoles.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1297, doi. 10.1002/jhet.5570290539
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Formation of heterocyclic products in michael reactions of ascorbic acid with α,β-unsaturated compounds. 3<sup> rd</sup> communication.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1225, doi. 10.1002/jhet.5570290530
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Retro-ene reactions in heterocyclic synthesis. II. A facile synthetic method for 4-hydroxy-2-pyridones.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1037, doi. 10.1002/jhet.5570290501
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Synthesis of 6-halo-5-nitroquinoxalines.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1305, doi. 10.1002/jhet.5570290541
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Synthesis of [(4,5-disubstituted-4 H-1,2,4-triazol-3-yl)thio]alkanoic acids and their analogues as possible antiinflammatory agents.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1101, doi. 10.1002/jhet.5570290512
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Tautomerism in quinaldyl ketones.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1361, doi. 10.1002/jhet.5570290552
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Methyl substituent effects for methyltryptophans in <sup>13</sup>C nmr.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1181, doi. 10.1002/jhet.5570290523
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Syntheses and photophysical properties of some 5(2)-aryl-2(5)-(4-pyridyl)oxazoles and related oxadiazoles and furans.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1245, doi. 10.1002/jhet.5570290534
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Cyclization of N-cyanovinyl-lactam imines to condensed 4-aminopyridines or substituted aminopyrazole.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1067, doi. 10.1002/jhet.5570290505
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Ring-closure reaction of N-arylthiomethylaroylamides to 1,3-benzothiazines.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1321, doi. 10.1002/jhet.5570290545
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Synthesis and γ-radiolysis of 2′-deoxy-5-fluorouridine and 5-fluorouridine derivatives.
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- Journal of Heterocyclic Chemistry, 1992, v. 29, n. 5, p. 1133, doi. 10.1002/jhet.5570290516
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