Works matching IS 0022152X AND DT 1987 AND VI 24 AND IP 3
Results: 65
A facile synthesis of pyrrolo[1,2- a]pyrimidines and pyrrolo[1,2- a]imidazoles.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 661, doi. 10.1002/jhet.5570240323
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Photochemical intramolecular nitrene insertion of 6-azidouridine derivatives.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 873, doi. 10.1002/jhet.5570240363
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Thermal dealkylations of quaternized methoxyquinolinium and methoxyisoquinolinium iodides in the mass spectrometer.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 715, doi. 10.1002/jhet.5570240334
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Heterocycles. 10. A facile synthesis of 7-hydroxy-6,7-dihydro-5 H-pyrrolo[1,2- a]imidazole.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 561, doi. 10.1002/jhet.5570240305
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Synthesis and reactions of halo-, nitro-, and arylazo-substituted 3-acetyltropolones. Formation of heterocycle-fused troponoid compounds.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 779, doi. 10.1002/jhet.5570240345
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Aroylnitrile oxide cyclizations. 2. Synthesis of (3-aroylisoxazol-5-yl)alkanoic acids.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 701, doi. 10.1002/jhet.5570240331
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Cycloaddition reactions of cyclic ketene- N,S-acetals with 1,2,4,5-tetrazines.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 545, doi. 10.1002/jhet.5570240302
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Synthesis of a series of pyrrole-1-acetic acids as potential antiinflammatory agents.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 757, doi. 10.1002/jhet.5570240342
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Benzodioxines-1,4 disubstituées en position 2,3 par des groupements pharmacophores.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 609, doi. 10.1002/jhet.5570240313
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- Article
Synthesis of novel 1-phenyl-1 H-indole-2-carboxylic acids. II. Preparation of 3-dialkylamino, 3-alkylthio, 3-alkylsulfinyl, and 3-alkylsulfonyl derivatives.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 817, doi. 10.1002/jhet.5570240353
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Synthesis and spectra of some triazolo and triazinophthalazines of possible hypotensive activity.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 667, doi. 10.1002/jhet.5570240324
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An improved synthesis of [1 H]-isoindolin-1-one-3-carboxylic acid.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 877, doi. 10.1002/jhet.5570240364
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Synthesis of some furochromonesulfonamide derivatives with potential pharmacological activity.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 721, doi. 10.1002/jhet.5570240335
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Synthèse d'analogues furanniques et nitro-2 furanniques du diméthyl-7,12 benzanthracène.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 565, doi. 10.1002/jhet.5570240306
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Synthesis of 1,2-benzoquinones by the oxidation of 1,4-benzodioxins by peroxide derivatives.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 785, doi. 10.1002/jhet.5570240346
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Reaction of sulfenes with heterocyclic N,N-disubstituted α-aminomethyleneketones. XIII. Synthesis of 1,2-oxathiino[6,5- f]quinazoline derivatives.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 633, doi. 10.1002/jhet.5570240317
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A simple regioselective synthesis of pyrimido[1,2- a]benzimidazoles.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 837, doi. 10.1002/jhet.5570240357
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Halogenation of [2-(trimethylsilyl)ethoxy]methyl (SEM) protected 2,2′-Bi- H-imidazole.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 689, doi. 10.1002/jhet.5570240328
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Reaction of 4-acylaminomethylpyridine N-oxides with phenylbutazone in the presence of acetic anhydride.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 741, doi. 10.1002/jhet.5570240339
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Aroylnitrile oxide cyclizations. 1. Synthesis of (3-aroyl-1,2,4-oxadiazol-5-yl)acetic acids.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 697, doi. 10.1002/jhet.5570240330
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Oxybispyridines, thiobispyridines and selenobispyridines.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 533, doi. 10.1002/jhet.5570240301
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Synthesis of multisulfur-containing substituted dibenzothiophenes.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 749, doi. 10.1002/jhet.5570240341
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Reaction of ketenes with N,N-disubstituted α-aminomethyleneketones. XX. Synthesis of 2H-pyrano[2,3-f]quinazoline derivatives.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 603, doi. 10.1002/jhet.5570240312
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Synthesis of novel 1-phenyl-1 H-indole-2-carboxylic Acids. I. Utilization of ullmann and dieckmann reactions for the preparation of 3-hydroxy, 3-alkoxy, and 3-alkyl derivatives.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 811, doi. 10.1002/jhet.5570240352
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Asymmetrical porphyrins. I. Synthesis, characterization and physicochemical properties of phenyl/4-benzyloxyphenyl 5,10,15,20-substituted porphyrins.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 629, doi. 10.1002/jhet.5570240316
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Reaction of 4-acylaminomethylpyridine N-oxides with 5-monosubstituted barbituric acids in presence of acetic anhydride.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 833, doi. 10.1002/jhet.5570240356
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Quinazolines and 1,4-benzodiazepines. XCVI.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 683, doi. 10.1002/jhet.5570240327
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Synthesis of 1-aryl-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acids and esters.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 739, doi. 10.1002/jhet.5570240338
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Regioselective syntheses of 2-amino-4,5-dialkylthiophene-3-carboxylates and their conversion to 3,4-dihydro-4-oxothieno[2,3- d]pyrimidine-2-carboxylates.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 581, doi. 10.1002/jhet.5570240309
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Addition of dihalocarbenes to 3 H-1,5-benzodiazepines. Synthesis of 2 H-bisazirino[1,2- a:2′,1′- d][1,5]benzodiazepines.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 797, doi. 10.1002/jhet.5570240349
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Observations on the reduction of aryl nitro groups with palladium-sodium borohydride.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 745, doi. 10.1002/jhet.5570240340
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Pteridines, LXXXIV.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 597, doi. 10.1002/jhet.5570240311
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Correlation of ring nitrogen substituents with carbon-13 nuclear magnetic resonance data in azoloazines.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 805, doi. 10.1002/jhet.5570240351
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Nitrogen bridgehead compounds. Part 70. Studies on quinolizine derivatives. Part 4.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 655, doi. 10.1002/jhet.5570240322
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Acetylenchemie. 4 mitt. Synthese von haplophyllin und N-methylflindersin, zwei wege zu N-funktio-nalisierten pyrano[3,2- c]chinolin-alkaloiden.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 869, doi. 10.1002/jhet.5570240362
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The reaction of β-aminoenones with substituted acetonitriles. Regiospecific synthesis of 2(1H)-pyridones.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 709, doi. 10.1002/jhet.5570240333
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The preparation of N-carboalkoxypyrazoles and N-phenylpyrazoles from C(α)-dianions of carboalkoxyhydrazones and phenylhydrazones.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 555, doi. 10.1002/jhet.5570240304
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Non conventional syntheses of heterocyclic compounds. 3. Synthesis of indazole derivatives.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 773, doi. 10.1002/jhet.5570240344
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Synthesis of 1′-methylspiro[3 H-indole-3,n'-piperidines] from 1-methyl-n-piperidinecarbaldehydes.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 623, doi. 10.1002/jhet.5570240315
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Synthesis of 3-phenylpyrroles by hydride reduction of 4-hydroxypyrrolidin-2-ones.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 829, doi. 10.1002/jhet.5570240355
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Synthesis of di- and tetraalkyl-3-piperazinoisoquinolines and related compounds as potential antidepressant agents.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 677, doi. 10.1002/jhet.5570240326
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Tetracyclic benzodiazepines. 3. Synthesis of the 2,3-dihydro-1h-quino[1,8-ab][1,5]benzodiazepine ring system, and derivatives of potential biological interest.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 733, doi. 10.1002/jhet.5570240337
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Regioselectivity in dipolar cycloaddition reactions of N?phenylcinnamonitrilimine.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 577, doi. 10.1002/jhet.5570240308
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Un equivalent synthetique de la triformyl s-triazine.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 793, doi. 10.1002/jhet.5570240348
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Synthesis of 1-(1,1-dimethylethyl)-1 H-pyrazole-4-carboxylate ester derivatives.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 693, doi. 10.1002/jhet.5570240329
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Nitrogen bridgehead compounds, part 68.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 645, doi. 10.1002/jhet.5570240320
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The gomberg-bachmann reaction of purines.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 859, doi. 10.1002/jhet.5570240360
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Pyridylethyl: A versatile protecting group. Part II.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 641, doi. 10.1002/jhet.5570240319
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Sulfur-containing 2-arylquinolinemethanols as potential antimalarials.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 853, doi. 10.1002/jhet.5570240359
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Heterocycles. Part X. Synthesis of new pyrimidine systems.
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- Journal of Heterocyclic Chemistry, 1987, v. 24, n. 3, p. 589, doi. 10.1002/jhet.5570240310
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