Works matching IS 0022152X AND DT 1981 AND VI 18 AND IP 6
Results: 45
Studies on quinones. VII.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1161, doi. 10.1002/jhet.5570180620
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Nucleophilic substitution at sulphonyl sulphur part 3.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1229, doi. 10.1002/jhet.5570180631
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Condensation reaction of 3,4-dibenzoyl-1-methyl-2,5-diphenylpyrrole and -1-phenylpyrazole with methylamine derivatives affording pyrrolo [3,4-c]pyridine and 2 H-pyrazolo[3,4-c]- and [4,3-c]pyridines.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1073, doi. 10.1002/jhet.5570180602
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Reaction of ketenes with N,N-disubstituted α-aminomethyleneketones. XI. Synthesis of 2 H-pyrano[3,2- g]benzothiazole derivatives.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1263, doi. 10.1002/jhet.5570180642
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Synthesis of a rotenone-like benzopyranobenzopyranone.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1123, doi. 10.1002/jhet.5570180613
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2′,3′,4′,9′-Tetrahydrospiro[cyclohexane-1,1′-(1 h)pyrido[3,4- b]indol]-2-ones and their transformations into 2,3,4,4a,5,6,9,14-octahydro-4a-hydroxy-1 h,8 h-pyrido[3,4- b:2,1- i']diindole-5-carbonitriles and 5-substituted 2,3,4,4a,9,14-hexahydro-4a-hydroxy-1 H,8 H-indolo[2′,3′:3,4]-pyrido[1,2- c]benzimidazol-6-(5 H)ones
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1179, doi. 10.1002/jhet.5570180624
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Photochemical reactions of 6-alkylamino- and 6-alkylanilino-5 H-benzo[ a]phenothiazin-5-ones.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1245, doi. 10.1002/jhet.5570180635
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Cyclic isothioureido compounds. II.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1089, doi. 10.1002/jhet.5570180606
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1,3-dipolar addition of pyridine N-imine to acetylenes and the use of C-13 NMR in several structural assignments.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1149, doi. 10.1002/jhet.5570180617
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Some reactions of 4-[(2′,3′-diphenyl-6′-methoxy-5′-benzofuranyl)-methylene]- and 4-[(2′,3′-diphenyl-5′-methoxy-6′-benzofuranyl)-methylene]-2-phenyloxazolin-5-one.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1209, doi. 10.1002/jhet.5570180628
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- Article
Indolo[1,7- ab][1]benzazepine, a new 18 π-electron heterocycle.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1255, doi. 10.1002/jhet.5570180639
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Condensation of 3-methylbenzoxazolinone with α,β-unsaturated acids.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1223, doi. 10.1002/jhet.5570180630
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Reaction of sulfene with heterocyclic N,N-disubstituted α-aminomethyleneketones. VII. Synthesis of 1,2-oxathiino-[5,6- g]benzothiazole derivatives.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1069, doi. 10.1002/jhet.5570180601
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Thiophene systems. 6. An unexpected bromine migration during the synthesis of thieno[3,4- b][1,5]benzoxazepin-10-ones.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1261, doi. 10.1002/jhet.5570180641
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Studies on v-triazoles. Part II. Synthesis of 9-oxo-1 H,9 H-benzopyrano[2,3- d]- v-triazoles.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1117, doi. 10.1002/jhet.5570180612
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Chemistry of the phenoxathiins and isosterically related heterocycles. XIX.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1173, doi. 10.1002/jhet.5570180623
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Studies on furan derivatives. XII.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1241, doi. 10.1002/jhet.5570180634
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Rearrangement of 2-aminofuro[3,2- b]pyridine-3-carboxylic esters.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1085, doi. 10.1002/jhet.5570180605
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The vilsmeier-haack formylation of 1,2,3-trimethylindole.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1275, doi. 10.1002/jhet.5570180645
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Approaches to phenazine-derived N-isosteres of anthracyclinones.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1141, doi. 10.1002/jhet.5570180616
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Synthesis and biological activity of some new 3-and 6-substituted coumarin amino acid derivatives. Part I.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1203, doi. 10.1002/jhet.5570180627
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Improved synthesis of 3-aralkylidine-5-arylthiophen-2-(3 H)ones.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1253, doi. 10.1002/jhet.5570180638
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Photosensitized oxidation of furans. III. Comparison between photochemically and thermally generated singlet oxygen oxidation of 3-methoxycarbonyl-2-methyl-5-phenylfuran.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1105, doi. 10.1002/jhet.5570180609
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Synthesis of some 2-amino-4-phenyl-3 H-1,5-benzodiazepines by reaction of aromatic diamines and acetylenic imidates.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1257, doi. 10.1002/jhet.5570180640
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Substituent effects in heterocyclic systems. <sup>1</sup>H-NMR Study of methyl 3,5-diarylisoxazolium iodides.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1113, doi. 10.1002/jhet.5570180611
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Chemistry of the phenoxathiins and isosterically related heterocycles. XVIII.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1169, doi. 10.1002/jhet.5570180622
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Formation of pyrrole derivatives through aminolysis of 2-azetidinone derivatives.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1239, doi. 10.1002/jhet.5570180633
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Studies on 2,1-benzisoxazoles. Behaviour towards electrophilic substitution and cycloaddition reactions.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1081, doi. 10.1002/jhet.5570180604
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An easy and efficient synthesis of 4 H-thiazolo[5,4,3- ij]quinolin-4-ones and 5 H-1,4-thiazino[2,3,4- i,j]quinolin-5-ones.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1273, doi. 10.1002/jhet.5570180644
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Synthesis of 2,5-disubstituted oxazoles from aldehydes and N-(tosylmethyl)imino synthons. Application to the synthesis of pimprinine analogues.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1133, doi. 10.1002/jhet.5570180615
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Heterocycles from N-benzoylthioamides and dinucleophilic reagents.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1197, doi. 10.1002/jhet.5570180626
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Synthesis of (±)- O-methylcannabichromene and some homologues.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1251, doi. 10.1002/jhet.5570180637
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Reaction of 3-methoxy-17-methylmorphinan-6-one with formaldehyde.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1101, doi. 10.1002/jhet.5570180608
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Monoamine oxidase and succinate dehydrogenase inhibitory properties of substituted mercaptoquinazolones.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1157, doi. 10.1002/jhet.5570180619
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On the reactivity of 1-( p-bromophenyl)-2-methyl-5-bromopyridazine-3,6-dione with aliphatic amines.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1109, doi. 10.1002/jhet.5570180610
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Chemistry of the phenoxathiins and isosterically related heterocycles. XVII.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1165, doi. 10.1002/jhet.5570180621
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Some reactions of 4 H-pyrylium salts with tributylphosphine and with tertiary amines.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1235, doi. 10.1002/jhet.5570180632
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Synthesis of some 2-alkyl-4-quinolone and 2-alkyl-4-methoxyquinoline alkaloids.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1077, doi. 10.1002/jhet.5570180603
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Synthesis and biological activity of 2-substituted-3-ethyl- N-alkyl/arylindoles.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1269, doi. 10.1002/jhet.5570180643
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Base-induced cycloaddition of N-(tosylmethyl)imino compounds to michael acceptors. Synthesis of 2,3,4-trisubstituted pyrroles.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1127, doi. 10.1002/jhet.5570180614
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Application of the partitioning of energy in the mndo method to the study of the basicity of imidazole, pyrazole, oxazole, and isoxazole.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1189, doi. 10.1002/jhet.5570180625
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Preparation of 3-methyl-4-vinyl-1,2,5-oxadiazole and 3-methyl-4-vinyl-1,2,5-thiadiazole.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1247, doi. 10.1002/jhet.5570180636
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Pyrimidine derivatives and related compounds. 38.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1095, doi. 10.1002/jhet.5570180607
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Polycondensed nitrogen heterocycles. X.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1153, doi. 10.1002/jhet.5570180618
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Bleomycin analogs. Synthesis and proton nmr spectral assignments of thiazole amides related to bleomycin a<sub>2</sub>.
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- Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1213, doi. 10.1002/jhet.5570180629
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