Works matching IS 0022152X AND DT 1991 AND VI 28 AND IP 1

Results: 36

Reduction of the 1,2,5-thiadiazole ring of 3,6:12,15-di-1,4-benzo[6.6](3,4)-1,2,5-thiadiazolo- and 3,5:11,13-di-1,3-benzo-[6.6](3,4)-1,2,5-thiadiazolocyclophanes. Selective preparation of cis- and trans-[2<sup>3</sup>]cyclophane-1,2-diacetoamide.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 55, doi. 10.1002/jhet.5570280110

By:

Hatta, Taizo;
Mataka, Shuntaro;
Tashiro, Masashi;
Numano, Katsutoshi;
Suzuki, Hiroshi;
Tori-I, Akiyoshi

Publication type:

Article

Some fatty acids having an O-heterocycle in their terminal positions. I. ω-(3-Chromonyl)alkanoic acids.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 119, doi. 10.1002/jhet.5570280121

By:

Yamaguchi, Seiji;
Mutoh, Masao;
Shimakura, Masaaki;
Tsuzuki, Kunihiro;
Kawase, Yoshiyuki

Publication type:

Article

Chemistry of condensed thiophenes. V. Sulfonation and sulfonyl bridging of m-terphenyl. Conversion to sulfonamides.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 187, doi. 10.1002/jhet.5570280132

By:

Klemm, L. H.;
Lane, Will;
Hall, Eliot

Publication type:

Article

The synthesis of substituted 2,3-dihydrothieno[2,3- b]-thiophenes via intramolecular michael addition.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 13, doi. 10.1002/jhet.5570280103

By:

Williams, Theresa M.;
Hudcosky, Ronald J.;
Hunt, Cecilia A.;
Shepard, Kenneth L.

Publication type:

Article

Synthese de pyrrolo[1,2- a]quinoleines.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 77, doi. 10.1002/jhet.5570280114

By:

Bouyazza, Lahboub;
Lancelot, Jean-Charles;
Rault, Sylvain;
Robba, Max

Publication type:

Article

Preparation of 9-aryl (or heteroaryl)methylidene-10-(methoxyimino)-phenanthrenes and their thermal electrocyclisation to fused quinolines.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 139, doi. 10.1002/jhet.5570280125

By:

Nicolaides, Demetrios N.;
Litinas, Konstantinos E.;
Papageorgiou, Georgios K.;
Stephanidou-Stephanatou, Julia

Publication type:

Article

The synthesis of two novel fused thienopyridopyridazines.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 205, doi. 10.1002/jhet.5570280136

By:

Luo, Jiann-Kuan;
Castle, Raymond N.

Publication type:

Article

Reactions with hydrazidoyl halides. IV.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 41, doi. 10.1002/jhet.5570280107

By:

Abdelhamid, Abdou O.;
Attaby, Fawzy A.

Publication type:

Article

4,5,6,7-Tetrahydro-1 H-imidazo[4,5- c]pyridine-6-carboxylic acids (spinacines).

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 97, doi. 10.1002/jhet.5570280118

By:

Klutchko, Sylvester;
Hodges, John C.;
John Blankley, C.;
Colbry, Norman L.

Publication type:

Article

Acetylenchemie. 18. Mitt.: Molekülvariationen am rutaceenalkaloid dictamnin via Pd/Cu katalysierte alkin-kupplung.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 167, doi. 10.1002/jhet.5570280129

By:

Reisch, Johannes;
Nordhaus, Petra

Publication type:

Article

Thermal decomposition of 3,3,5-trisubstituted-4,4-dimethyl-4,5-dihydro-5-hydroperoxy-3 H-pyrazoles: Route to β,γ-unsaturated ketones.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 113, doi. 10.1002/jhet.5570280120

By:

Baumstark, Alfons L.;
Vasquez, Pedro C.

Publication type:

Article

Synthesis and reaction of 2-imino-1,3-thiazetidines and 2-imino-1,3-dithietanes.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 177, doi. 10.1002/jhet.5570280131

By:

Okajima, Nobuyuki;
Okada, Yoshiyuki

Publication type:

Article

Diporphyrinyl derivatives of 1,10-phenanthroline and 2,2′-bipyridyl.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 7, doi. 10.1002/jhet.5570280102

By:

Kus, Piotr;
Knerr, Gary;
Czuchajowski, Leszek

Publication type:

Article

Synthèses de 1,2,4-triazolo[4,3- d][1,4]diazépines et de 1,2,4-oxadiazolo[4,5- d][1,4]diazépines par cycloaddition dipolaire-1,3.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 73, doi. 10.1002/jhet.5570280113

By:

Hasnaoui, A.;
Baouid, A.;
Lavergne, J.-P.

Publication type:

Article

Nouveaux hétérocycles à partir d'esters cyaniques. Arylimino-2 et arylamino-2 4 H-benzoxazin-1,3 ones-4, leur tautomérie et étude de leur alkylation régiosélective.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 133, doi. 10.1002/jhet.5570280124

By:

Hedayatullah, Mir;
Lion, Claude;
Pailler, Jacques

Publication type:

Article

The synthesis of novel polycyclic heterocyclic ring systems via photocyclization. 3.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 203, doi. 10.1002/jhet.5570280135

By:

Musmar, M. J.;
Castle, Raymond N.

Publication type:

Article

Synthesis of 3-substituted 2-hydroxybenz[ f]indolequinones and benz[ f]isatinquinone - A new π-acceptor system.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 33, doi. 10.1002/jhet.5570280106

By:

Shakhnovich, A. I.

Publication type:

Article

Synthesis and stereochemistry of the (9 S,13 S,14 S)-3-hydroxy-17-methylmorphinan-10-ols.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 93, doi. 10.1002/jhet.5570280117

By:

Mohacsi, Erno;
O'Brien, Jay P.

Publication type:

Article

Synthesis of 3-cyano-2-methylpyridines substituted with heteroaromatics.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 161, doi. 10.1002/jhet.5570280128

By:

Shibata, Katsuyoshi;
Katsuyama, Isamu;
Matsui, Masaki;
Muramatsu, Hiroshiga

Publication type:

Article

A facile synthesis of benzo[ b]thiophene derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 173, doi. 10.1002/jhet.5570280130

By:

Watanabe, Mitsuaki;
Date, Mutsuhiro;
Kawanishi, Kenji;
Akiyoshi, Ryuji;
Furukawa, Sunao

Publication type:

Article

Synthesis of 8-amino-4-methylthio-6-methyl-2-(β-D-ribofuranosyl)-2,6-dihydro-1,2,3,5,6,7-hexaazaacenaphthylene and an unusual reductive ring-opening of the 1,2,3,5,6,7-hexaazaacenaphthylene ring system.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 1, doi. 10.1002/jhet.5570280101

By:

Kawasaki, Andrew M.;
Townsend, Leroy B.

Publication type:

Article

Synthesis of 1-functionalized-6-hydroxy-4-methyl and 6,11-dihydroxy-4-methylnaphtho[2,3- g]isoquinoline-5,12-quinones.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 65, doi. 10.1002/jhet.5570280112

By:

Croisy-Delcey, Martine;
Bisagni, Emile;
Huel, Christiane;
Zilberfarb, Danielle;
Croisy, Alain

Publication type:

Article

Some fatty acids having O-heterocycles in their terminal positions. III. ω-(2-Benzofuranyl)alkanoic acids.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 129, doi. 10.1002/jhet.5570280123

By:

Yamaguchi, Seiji;
Yamamoto, Yoshimi;
Matsumoto, Yoshinori;
Ogiura, Shigekazu;
Kawase, Yoshiyuki

Publication type:

Article

A convenient synthesis of 1,4-dihydro-4-oxopyridazino[3,4-b]quinoxalines by a ring transformation of 1,2-diazepino[3,4- b]quinoxalines.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 199, doi. 10.1002/jhet.5570280134

By:

Kurasawa, Yoshihisa;
Kim, Ho Sik;
Kawano, Tae;
Katoh, Ritsuko;
Takada, Atsushi;
Okamoto, Yoshihisa

Publication type:

Article

Synthesis of phenanthro[2,3- h]isoquinoline and phenanthro[3,2- h]isoquinoline.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 29, doi. 10.1002/jhet.5570280105

By:

Tanga, Mary J.;
Reist, Elmer J.

Publication type:

Article

New evidence on the formation of 3-acylindoles by reaction of N-phenylnitrones with α,β-acetylenic sulfones.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 89, doi. 10.1002/jhet.5570280116

By:

Broggini, Gianluigi;
Diliddo, Dario;
Zecchi, Gaetano

Publication type:

Article

Nouvelle méthode d'accès aux benzo[ h]furo[3,2- c]quinoléines, analogues isostériques des benzo[ c]phénanthridines.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 153, doi. 10.1002/jhet.5570280127

By:

Duval, O.;
Mavoungou Gomès, L.

Publication type:

Article

A study on m-chloroperbenzoic acid and lead tetraacetate oxidation of some 1-aroyl-4,5-dihydro-4,4-dimethyl-5-methylene-1 H-pyrazoles.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 49, doi. 10.1002/jhet.5570280109

By:

Mitkidou, Sophia;
Stephanidou-Stephanatou, Julia

Publication type:

Article

Chemistry of thienopyridines. XXXIX. Synthesis of benzothieno[2,3- h]isoquinoline and related studies.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 61, doi. 10.1002/jhet.5570280111

By:

Klemm, L. H.;
Severns, Bryon;
Wynberg, Hans

Publication type:

Article

Some fatty acids having an O-heterocycle in their terminal positions. II. ω-(3-Coumarinyl)alkanoic acids and ω-(2-chromonyl)alkanoic acids.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 125, doi. 10.1002/jhet.5570280122

By:

Yamaguchi, Seiji;
Saitoh, Miyuki;
Kawase, Yoshiyuki

Publication type:

Article

Novel 7-substituted quinolone antibacterial agents. Synthesis of 7-alkenyl, cycloalkenyl, and 1,2,3,6-tetrahydro-4-pyridinyl-1,8-naphthyridines.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 191, doi. 10.1002/jhet.5570280133

By:

Laborde, Edgardo;
Kiely, John S.;
Lesheski, Lawrence E.;
Schroeder, Mel C.

Publication type:

Article

5-Heteroaryl-2-thiophenecarboxylic acids: Oxazoles and oxadiazoles.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 17, doi. 10.1002/jhet.5570280104

By:

Goddard, Carl J.

Publication type:

Article

Cyclisations intramoléculaires: Accés aux 9-oxo-4 H,9 H-pyrrolo[1,2- a]thieno[2,3- d]pyridine et 4-oxo-4 H,9 H-pyrrolo[1,2- a]thieno[2,3- d]pyridine. Synthèse des pyrrolo[1,2- a]thieno[3,2- e][1,4]diazepine et pyrrolo[1,2- a]thieno[2,3- e][1,4]diazepine

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 81, doi. 10.1002/jhet.5570280115

By:

Decroix, Bernard;
Morel, Jean

Publication type:

Article

Caractérisation de nouveaux dérivés et analogues de la nétropsine et identification de leurs intermédiaires de synthèse par spectrométrie de masse FAB.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 145, doi. 10.1002/jhet.5570280126

By:

Aubagnac, Jean-Louis;
Debart, Françoise;
Mrani, Driss;
Gosselin, Gilles;
Rayner, Bernard;
Imbach, Jean-Louis

Publication type:

Article

Acid-catalyzed reactions of 1- and 3-(α-hydroxybenzyl)indolizines.

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 45, doi. 10.1002/jhet.5570280108

By:

Miki, Yasuyoshi;
Hiroishi, Yuji;
Hachiken, Hiroko;
Takemura, Shoji

Publication type:

Article

Synthesis and identification of new thieno[3,2- b].

Published in:

Journal of Heterocyclic Chemistry, 1991, v. 28, n. 1, p. 109, doi. 10.1002/jhet.5570280119

By:

Jackson, Johnny L.

Publication type:

Article