Works matching IS 0022152X AND DT 1981 AND VI 18 AND IP 6

Results: 45

Studies on quinones. VII.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1161, doi. 10.1002/jhet.5570180620

By:

Ruiz, V. M.;
Tapia, R.;
Valderrama, J.;
Vega, J. C.

Publication type:

Article

Nucleophilic substitution at sulphonyl sulphur part 3.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1229, doi. 10.1002/jhet.5570180631

By:

Ballistreri, Francesco P.;
Tomaselli, Gaetano A.

Publication type:

Article

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.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1073, doi. 10.1002/jhet.5570180602

By:

Mataka, Shuntaro;
Takahashi, Kazufumi;
Tashiro, Masashi

Publication type:

Article

Reaction of ketenes with N,N-disubstituted α-aminomethyleneketones. XI. Synthesis of 2 H-pyrano[3,2- g]benzothiazole derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1263, doi. 10.1002/jhet.5570180642

By:

Mosti, Luisa;
Menozzi, Giulia;
Schenone, Pietro

Publication type:

Article

Synthesis of a rotenone-like benzopyranobenzopyranone.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1123, doi. 10.1002/jhet.5570180613

By:

Peet, Norton P.;
Sunder, Shyam

Publication type:

Article

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

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1179, doi. 10.1002/jhet.5570180624

By:

Bobowski, George

Publication type:

Article

Photochemical reactions of 6-alkylamino- and 6-alkylanilino-5 H-benzo[ a]phenothiazin-5-ones.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1245, doi. 10.1002/jhet.5570180635

By:

Ueno, Yoshio;
Koshitani, Jinya;
Yoshida, Takatoshi

Publication type:

Article

Cyclic isothioureido compounds. II.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1089, doi. 10.1002/jhet.5570180606

By:

Hara, Takeshi;
Kayama, Yasutaka;
Fukushima, Hisashi

Publication type:

Article

1,3-dipolar addition of pyridine N-imine to acetylenes and the use of C-13 NMR in several structural assignments.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1149, doi. 10.1002/jhet.5570180617

By:

Anderson, Paul L.;
Hasak, James P.;
Kahle, Alicia D.;
Paolella, Nicholas A.;
Shapiro, Michael J.

Publication type:

Article

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.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1209, doi. 10.1002/jhet.5570180628

By:

Hishmat, O. H.;
Abd El Rahman, A. H.;
Moawad, M. I.

Publication type:

Article

Indolo[1,7- ab][1]benzazepine, a new 18 π-electron heterocycle.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1255, doi. 10.1002/jhet.5570180639

By:

Hallberg, A.;
Martin, A. R.

Publication type:

Article

Condensation of 3-methylbenzoxazolinone with α,β-unsaturated acids.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1223, doi. 10.1002/jhet.5570180630

By:

Merdji, B.;
Lesieur, D.;
Lespagnol, C.;
Barbry, D.;
Couturier, D.

Publication type:

Article

Reaction of sulfene with heterocyclic N,N-disubstituted α-aminomethyleneketones. VII. Synthesis of 1,2-oxathiino-[5,6- g]benzothiazole derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1069, doi. 10.1002/jhet.5570180601

By:

Mosti, Luisa;
Menozzi, Giulia;
Schenone, Pietro

Publication type:

Article

Thiophene systems. 6. An unexpected bromine migration during the synthesis of thieno[3,4- b][1,5]benzoxazepin-10-ones.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1261, doi. 10.1002/jhet.5570180641

By:

Press, Jeffery B.;
Eudy, Nancy H.

Publication type:

Article

Studies on v-triazoles. Part II. Synthesis of 9-oxo-1 H,9 H-benzopyrano[2,3- d]- v-triazoles.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1117, doi. 10.1002/jhet.5570180612

By:

Buckle, Derek R.;
Outred, D. James;
Rockell, Caroline J. M.

Publication type:

Article

Chemistry of the phenoxathiins and isosterically related heterocycles. XIX.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1173, doi. 10.1002/jhet.5570180623

By:

Womack, Charles H.;
Turley, James C.;
Martin, Gary E.;
Kimura, Michio;
Simonsen, Stanley H.

Publication type:

Article

Studies on furan derivatives. XII.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1241, doi. 10.1002/jhet.5570180634

By:

Tanaka, Akira;
Usui, Toshinao;
Shimadzu, Masaji

Publication type:

Article

Rearrangement of 2-aminofuro[3,2- b]pyridine-3-carboxylic esters.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1085, doi. 10.1002/jhet.5570180605

By:

Desideri, Nicoletta;
Manna, Fedele;
Stein, Maria Luisa

Publication type:

Article

The vilsmeier-haack formylation of 1,2,3-trimethylindole.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1275, doi. 10.1002/jhet.5570180645

By:

Bastianelli, Carlo;
Cipiciani, Antonio;
Clementi, Sergio;
Giulietti, Gianfranco

Publication type:

Article

Approaches to phenazine-derived N-isosteres of anthracyclinones.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1141, doi. 10.1002/jhet.5570180616

By:

Acton, Edward M.;
Tong, George L.

Publication type:

Article

Synthesis and biological activity of some new 3-and 6-substituted coumarin amino acid derivatives. Part I.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1203, doi. 10.1002/jhet.5570180627

By:

El-Naggar, A. M.;
Ahmed, F. S. M.;
El-Salam, A. M. Abd;
Radi, M. A.;
Latif, M. S. A.

Publication type:

Article

Improved synthesis of 3-aralkylidine-5-arylthiophen-2-(3 H)ones.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1253, doi. 10.1002/jhet.5570180638

By:

Miller, Gerald A.;
Heindel, Ned D.;
Minatelli, John A.

Publication type:

Article

Photosensitized oxidation of furans. III. Comparison between photochemically and thermally generated singlet oxygen oxidation of 3-methoxycarbonyl-2-methyl-5-phenylfuran.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1105, doi. 10.1002/jhet.5570180609

By:

Graziano, M. L.;
Iesce, M. R.;
Carli, B.;
Scarpati, R.

Publication type:

Article

Synthesis of some 2-amino-4-phenyl-3 H-1,5-benzodiazepines by reaction of aromatic diamines and acetylenic imidates.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1257, doi. 10.1002/jhet.5570180640

By:

Unangst, Paul C.

Publication type:

Article

Substituent effects in heterocyclic systems. <sup>1</sup>H-NMR Study of methyl 3,5-diarylisoxazolium iodides.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1113, doi. 10.1002/jhet.5570180611

By:

Baumstark, Alfons L.;
Dunams, Tambra

Publication type:

Article

Chemistry of the phenoxathiins and isosterically related heterocycles. XVIII.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1169, doi. 10.1002/jhet.5570180622

By:

Turley, James C.;
Martin, Gary E.;
Inners, Ruth R.

Publication type:

Article

Formation of pyrrole derivatives through aminolysis of 2-azetidinone derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1239, doi. 10.1002/jhet.5570180633

By:

Kano, Shinzo;
Shibuya, Shiroshi;
Ebata, Tsutomu

Publication type:

Article

Studies on 2,1-benzisoxazoles. Behaviour towards electrophilic substitution and cycloaddition reactions.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1081, doi. 10.1002/jhet.5570180604

By:

Boruah, R. C.;
Sandhu, J. S.;
Thyagarajan, G.

Publication type:

Article

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.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1273, doi. 10.1002/jhet.5570180644

By:

Babudri, Francesco;
Di Nunno, Leonardo;
Florio, Saverio

Publication type:

Article

Synthesis of 2,5-disubstituted oxazoles from aldehydes and N-(tosylmethyl)imino synthons. Application to the synthesis of pimprinine analogues.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1133, doi. 10.1002/jhet.5570180615

By:

Houwing, Hendrik A.;
Wildeman, Jurjen;
Van Leusen, Albert M.

Publication type:

Article

Heterocycles from N-benzoylthioamides and dinucleophilic reagents.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1197, doi. 10.1002/jhet.5570180626

By:

Whitfield, Lawrence L.;
Papadopoulos, Eleftherios P.

Publication type:

Article

Synthesis of (±)- O-methylcannabichromene and some homologues.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1251, doi. 10.1002/jhet.5570180637

By:

De La Torre, M.;
García, F.;
Cruz, R.

Publication type:

Article

Reaction of 3-methoxy-17-methylmorphinan-6-one with formaldehyde.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1101, doi. 10.1002/jhet.5570180608

By:

Leland, David L.

Publication type:

Article

Monoamine oxidase and succinate dehydrogenase inhibitory properties of substituted mercaptoquinazolones.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1157, doi. 10.1002/jhet.5570180619

By:

Mehrotra, Suman;
Barthwal, J. P.;
Saxena, A. K.;
Bhargava, K. P.;
Parmar, S. S.

Publication type:

Article

On the reactivity of 1-( p-bromophenyl)-2-methyl-5-bromopyridazine-3,6-dione with aliphatic amines.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1109, doi. 10.1002/jhet.5570180610

By:

Baloniak, Sylwester;
Van Der Plas, Henk C.

Publication type:

Article

Chemistry of the phenoxathiins and isosterically related heterocycles. XVII.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1165, doi. 10.1002/jhet.5570180621

By:

Womack, Charles H.;
Martin, Gary E.

Publication type:

Article

Some reactions of 4 H-pyrylium salts with tributylphosphine and with tertiary amines.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1235, doi. 10.1002/jhet.5570180632

By:

Reynolds, G. A.;
Chen, C. H.

Publication type:

Article

Synthesis of some 2-alkyl-4-quinolone and 2-alkyl-4-methoxyquinoline alkaloids.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1077, doi. 10.1002/jhet.5570180603

By:

Somanathan, Ratnasamy;
Smith, Kevin M.

Publication type:

Article

Synthesis and biological activity of 2-substituted-3-ethyl- N-alkyl/arylindoles.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1269, doi. 10.1002/jhet.5570180643

By:

Kumar, Ashok;
Agarwal, J. C.;
Nath, C.;
Gurtu, S.;
Sinha, J. N.;
Bhargava, K. P.;
Shanker, K.

Publication type:

Article

Base-induced cycloaddition of N-(tosylmethyl)imino compounds to michael acceptors. Synthesis of 2,3,4-trisubstituted pyrroles.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1127, doi. 10.1002/jhet.5570180614

By:

Houwing, Hendrik A.;
Van Leusen, Albert M.

Publication type:

Article

Application of the partitioning of energy in the mndo method to the study of the basicity of imidazole, pyrazole, oxazole, and isoxazole.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1189, doi. 10.1002/jhet.5570180625

By:

Olivella, Santiago;
Vilarrasa, Jaume

Publication type:

Article

Preparation of 3-methyl-4-vinyl-1,2,5-oxadiazole and 3-methyl-4-vinyl-1,2,5-thiadiazole.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1247, doi. 10.1002/jhet.5570180636

By:

Boger, Dale L.;
Brotherton, Christine E.

Publication type:

Article

Pyrimidine derivatives and related compounds. 38.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1095, doi. 10.1002/jhet.5570180607

By:

Yogo, Motoi;
Hirota, Kosaku;
Senda, Shigeo

Publication type:

Article

Polycondensed nitrogen heterocycles. X.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1153, doi. 10.1002/jhet.5570180618

By:

Aiello, Enrico;
Dattolo, Gaetano;
Cirrincione, Girolamo;
Almerico, Anna Maria;
D'Asdia, Isabella

Publication type:

Article

Bleomycin analogs. Synthesis and proton nmr spectral assignments of thiazole amides related to bleomycin a<sub>2</sub>.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 6, p. 1213, doi. 10.1002/jhet.5570180629

By:

Riordan, James M.;
Sakai, Ted T.

Publication type:

Article