Works matching IS 0022152X AND DT 1994 AND VI 31 AND IP 6

Results: 77

Praziquantel analogs. Synthesis of substituted 4-(2-,3- and 4- R)-carboxyphenyl-1,4-pyrazin-2-ones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1521, doi. 10.1002/jhet.5570310640

By:

Martínez, Roberto;
Rubio, Manuel F.;
Toscano, Ruben A.;
Villalobos, Xochitl;
Brito, Marco A.

Publication type:

Article

A convenient synthesis of 3-alkyl-2,3-dihydro-2,4-dioxo-6-phenyl-, 3-alkyl-2,3-dihydro-4-oxo-6-phenyl-2-thioxo-, and 3-alkyl-2-arylimino-2,3-dihydro-4-oxo-6-phenyl-4 H-1,3-thiazines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1361, doi. 10.1002/jhet.5570310611

By:

Kim, Sung Hoon;
Ra, Yong Hoon;
Lee, Yoon Young;
Kim, Kyongtae;
Kim, Joong Hyup

Publication type:

Article

3′-Keto-1-nitro-2-phenylspiro[cyclopropane-3,2′-quinuclidine]: Synthesis and reactions with nucleophiles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1321, doi. 10.1002/jhet.5570310604

By:

Besidsky, Yevgeny;
Luthman, Kristina;
Hacksell, Uli

Publication type:

Article

Synthesis and spectral properties of 6,7-dimethoxy-1-[( ortho; and para-R)-phenyl]-3,4-dihydroisoquinoline.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1425, doi. 10.1002/jhet.5570310622

By:

Cortés, Eduardo Cortés;
Romero, Eduardo Cortés;
Ramírez, Felipe Gutiérrez

Publication type:

Article

Synthesis of oxazolo[4,5- c]quinolones by thermolytic degradation of 4-azido-2(1 H)-quinolones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1647, doi. 10.1002/jhet.5570310662

By:

Steinschifter, Waltraud;
Fiala, Werner;
Stadlbauer, Wolfgang

Publication type:

Article

Stereochemical effects in the nitrosation of some α,β-unsaturated ketoximes. Formation of 1-hydroxypyrazole 2-oxides and 4-oximino-4,5-dihydroisoxazoles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1481, doi. 10.1002/jhet.5570310633

By:

Hansen, John F.;
Easter, John A.

Publication type:

Article

Reactivity of nucleophilic uracil derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1707, doi. 10.1002/jhet.5570310673

By:

Grangier, Géraldine;
Aitken, David J.;
Guillaume, Dominique;
Husson, Henri-Philippe;
Tomas, Alain;
Viossat, Bernard

Publication type:

Article

Structural study of 5-methoxyfuro[3,2- e]imidazo[1,2- c]pyrimidine.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1583, doi. 10.1002/jhet.5570310651

By:

Quijano, M. Luisa;
Nogueras, M.;
Sánchez, A.;
Melgarejo, M.;
López, R.;
Jimeno, M. Luisa;
Low, J. N.;
Howie, R. A.;
Ferguson, G.

Publication type:

Article

Synthesis of N-alkoxycarbonyl and N-carboxamide derivatives of anti-inflammatory oxindoles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1541, doi. 10.1002/jhet.5570310644

By:

Robinson, Ralph P.;
Donahue, Kathleen M.

Publication type:

Article

An improved procedure for the preparation of 2-amino-8-alkylpyrido-[2,3- d]pyrimidin-4(3 H)-ones (8-alkyl-N5-deazapterins).

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1385, doi. 10.1002/jhet.5570310615

By:

Ivery, Michael T. G.;
Gready, Jill E.

Publication type:

Article

Synthesis of N-octylmonoaza-15-crown-5 having a dodecylphosphoric acid functional group and the binding ability toward alkali metal cations.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1605, doi. 10.1002/jhet.5570310655

By:

Habata, Yoichi;
Akabori, Sadatoshi

Publication type:

Article

Synthesis of nitrogen-containing heterocycles 6.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1445, doi. 10.1002/jhet.5570310626

By:

Miyamoto, Yoshiko;
Yamazaki, Chiji

Publication type:

Article

1,3-Dipolar cycloaddition reactions of nitrones with vinylacetic olefins in the racemic series and synthesis of δ-lactams via isoxazolidines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1667, doi. 10.1002/jhet.5570310666

By:

Chanet-Ray, Josette;
Charmier-Januario, Marie Odile;
Vessière, Roger;
Zuccarelli, Marie

Publication type:

Article

New [ g]-fused [1,2,4]triazolo[1,5- c]pyrimidines: Synthesis of pyrido[3,2- e] and [4,3- e][1,2,4]triazolo[1,5- c]pyrimidine, pyrimido[5,4- e][1,2,4]triazolo[1,5- c]pyrimidine and [1,2,4]triazolo[1,5- c]pteridine derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1503, doi. 10.1002/jhet.5570310637

By:

Giudice, Maria Rosaria Del;
Borioni, Anna;
Mustazza, Carlo;
Gatta, Franco

Publication type:

Article

Formation of isoindoline derivatives from o-bromoacetylbenzophenones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1725, doi. 10.1002/jhet.5570310677

By:

Nan'Ya, Seiko;
Ishida, Hirofumi;
Butsugan, Yasuo

Publication type:

Article

Synthesis and NMR studies of thiazolidine-4-carboxylic acid derivatives containing a nitro ester function.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1343, doi. 10.1002/jhet.5570310608

By:

Benedini, Francesca;
Ferrario, Francesco;
Sala, Alberto;
Sala, Luca;
Soresinetti, Pier Angelo

Publication type:

Article

Synthesis of 1,4-dihydro-4-oxopyridazino[1,6- a]indole-3-carboxylic acids and 1,4-dihydro-4-oxopyrido[3′,2′:4,5]pyrrolo[1,2- b]-pyridazine-3-carboxylic acids as potential antibacterial agents.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1561, doi. 10.1002/jhet.5570310648

By:

Ruxer, J. M.;
Lachoux, C.;
Ousset, J. B.;
Torregrosa, J. L.;
Mattioda, G.

Publication type:

Article

Experimental and computational studies of trifluoromethylation of aromatic amines by the system trifluoroiodomethane-zinc-sulfur dioxide.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1413, doi. 10.1002/jhet.5570310619

By:

Strekowski, Lucjan;
Hojjat, Maryam;
Patterson, Steven E.;
Kiselyov, Alexander S.

Publication type:

Article

Reactions of activated aryl sydnones with electrophiles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1631, doi. 10.1002/jhet.5570310659

By:

Turnbull, Kenneth;
Blackburn, Thomas L.;
McClure, Diane B.

Publication type:

Article

Synthesis of 5 H-[1]benzopyrano[4,3- b]pyridin-5-ones containing an azacannabinoidal structure.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1353, doi. 10.1002/jhet.5570310610

By:

Heber, D.;
Berghaus, Th.

Publication type:

Article

Novel pyranopyridine derivatives from an enaminone.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1577, doi. 10.1002/jhet.5570310650

By:

Löwe, Werner;
Braun, Beate;
Müller, Bärbel

Publication type:

Article

Syntheses of 1-substituted 1,2,4-triazoles, imidazoles and benzimidazoles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1421, doi. 10.1002/jhet.5570310621

By:

Sharifian, Abdollah;
Parang, Kaykavoos;
Zorrieh-Amirian, Hassan;
Nazarinia, Mehrdad;
Shafiee, Abbas

Publication type:

Article

Syntheses of 1,5,6-trimethyl-2-aminoimidazo[4,5- b]pyridine and 3,5,6-trimethyl-2-aminoimidazo[4,5- b]pyridine.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1641, doi. 10.1002/jhet.5570310661

By:

Tanga, M. J.;
Bupp, J. E.;
Tochimoto, T. K.

Publication type:

Article

A new procedure for the synthesis of 4 H-pyrazolo[1,5- c][1,3,5]thiadiazine-4-thiones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1477, doi. 10.1002/jhet.5570310632

By:

Vicentini, C. B.;
Veronese, A. C.;
Guarneri, M.;
Manfrini, M.;
Giori, P.;
Guccione, S.

Publication type:

Article

The synthesis of biologically relevant 4(5)-phosphono-5(4)-aminoimidazoles using a Pd-catalyzed coupling reaction.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1701, doi. 10.1002/jhet.5570310672

By:

Lin, Jing;
Thompson, Charles M.

Publication type:

Article

Synthesis of 5,6-dihydro-4 H-pyrrolo[1,2- a][1,4]benzodiazepine and 10,11-dihydro-5 H,12 H-pyrrolo[2,1- c][1,4]benzodiazocine derivatives via cyclization of 2-aminomethylpyrroles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1317, doi. 10.1002/jhet.5570310603

By:

Korakas, D.;
Varvounis, G.

Publication type:

Article

Reaction of oxalyl and malonyl chloride with 1,1-dimethyl-2-substituted hydrazides.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1535, doi. 10.1002/jhet.5570310643

By:

Sarker, S. R.;
Stone, D. M.;
Evain, E. J.;
Cooley, J. H.;
Scott, B. L.;
Willett, R. D.

Publication type:

Article

Fused lactones as a route to functionalized 1-substituted indoles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1381, doi. 10.1002/jhet.5570310614

By:

Schuster, Herbert F.;
Coppola, Gary M.

Publication type:

Article

Pyrimidine derivatives XII. A convenient preparation of 6-formylpyrimidinedione and 2- and 3-formylpyridine derivatives from corresponding nitrooxymethyl derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1599, doi. 10.1002/jhet.5570310654

By:

Kinoshita, Toshio;
Ohishi, Hiroshi

Publication type:

Article

Synthesis of 2,6-di- tert-butylphenols linked to 1,3,4-oxadiazoles and 1,3,4-thiadiazoles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1439, doi. 10.1002/jhet.5570310625

By:

Kramer, James B.;
Boschelli, Diane H.;
Connor, David T.

Publication type:

Article

Substituent effects on the tautomer ratios between the hydra-zone imine and diazenyl enamine forms in 3-(arylhydra-zono)methyl-2-oxo-1,2-dihydroquinoxalines. Correlation of the hammett constants σ p with the tautomeric equilibrium constants KT

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1661, doi. 10.1002/jhet.5570310665

By:

Kurasawa, Yoshihisa;
Hosaka, Tomoyoshi;
Takada, Atsushi;
Kim, Ho Sik;
Okamoto, Yoshihisa

Publication type:

Article

Novel heterocycles derived from 3-acyloxy- and 3-acetamidoquinuclidines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1497, doi. 10.1002/jhet.5570310636

By:

Besidsky, Yevgeny;
Luthman, Kristina;
Hacksell, Uli

Publication type:

Article

Synthesis of 2-(1-chloroalkyl)-1,3-benzodithioles and 2-alkylidene-1,3-benzodithioles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1721, doi. 10.1002/jhet.5570310676

By:

Bellesia, Franco;
Boni, Monica;
Ghelfi, Franco;
Pagnoni, Ugo M.

Publication type:

Article

Electron impact mass spectrometry of new tris(polyoxalkyl)amines (tridents).

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1337, doi. 10.1002/jhet.5570310607

By:

Corda, Luciana;
Delogu, Giovanna;
Maccioni, Elias;
Podda, Gianni;
Fernandez, Josè Manuel Blanco

Publication type:

Article

Synthesis of 3-[[(2-benzimidazolyl)thio]methyl]-1-methyl-1,8-dihydrocycloheptapyrazol-8-ones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1557, doi. 10.1002/jhet.5570310647

By:

Kugishima, Hideki;
Horie, Takahisa;
Imafuku, Kimiaki

Publication type:

Article

Demethylation reactions of 4-amino- N-(2,6-dimethoxy-4-pyrimidinyl)benzenesulfonamide (sulfadimethoxine) in strongly basic aqueous solution.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1407, doi. 10.1002/jhet.5570310618

By:

Miura, Tadayoshi;
Ono, Makoto;
Yoshida, Atomi;
Kato, Masahiro;
Yoshioka, Toshiyuki;
Tachi, Hiroshi;
Eguchi, Shoji

Publication type:

Article

The photochemical reactions of the halogenated N-benzylanilines. Mechanism of the reactions.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1625, doi. 10.1002/jhet.5570310658

By:

Park, Yong-Tae;
Lee, Ick-Hyung;
Kim, Young-Hee

Publication type:

Article

Synthesis of 6-(pyrrol-1-yl)purine and of some of its 9-glycosides.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1461, doi. 10.1002/jhet.5570310629

By:

Haidoune, M'Barek;
Mornet, René

Publication type:

Article

Preparation, structural characterization, and acid-catalyzed isomerization of 3-, 7-, and 9-benzyl-6-benzylthiopurines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1685, doi. 10.1002/jhet.5570310669

By:

Huang, Jim J.;
Ragouzeos, Aris;
Rideout, Janet L.

Publication type:

Article

Synthesis, structure, and NMR characterization of a novel [3.3] metacyclophane.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1417, doi. 10.1002/jhet.5570310620

By:

Doyle, Timothy J.;
Haseltine, John

Publication type:

Article

A comparison of phenylboronic acid and phenyltrimethyltin in the palladium-catalyzed arylation of 1,5-dialkylimidazoles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1637, doi. 10.1002/jhet.5570310660

By:

Wang, Dongmei;
Haseltine, John

Publication type:

Article

Conversion of N-arylglycolohydroxamic acids to 1,2,3-oxathiazolidin-4-one 2,2-dioxides.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1473, doi. 10.1002/jhet.5570310631

By:

Geffken, Detlef;
Geisel, Sabine

Publication type:

Article

Reaction of azole condensed quinoxaline N-oxides with acetic anhydride.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1697, doi. 10.1002/jhet.5570310671

By:

Kurasawa, Yoshihisa;
Hosaka, Tomoyoshi;
Matsumoto, Yuko;
Ishikura, Aiko;
Ikeda, Kazue;
Takada, Atsushi;
Kim, Ho Sik;
Okamoto, Yoshihisa

Publication type:

Article

Metalation of diazines. XI. Directed ortho-lithiation of fluoropyrimidines and application to synthesis of an azacarboline.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1311, doi. 10.1002/jhet.5570310602

By:

Plé, N.;
Turck, A.;
Heynderickx, A.;
Quéguiner, G.

Publication type:

Article

Tetrazole compounds. 9.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1529, doi. 10.1002/jhet.5570310642

By:

Fischer, Gerhard W.

Publication type:

Article

New regional isomers of 1-methyl-5-(trifluoromethyl)pyrazoles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1377, doi. 10.1002/jhet.5570310613

By:

Chupp, John P.

Publication type:

Article

Synthesis and a UV and IR spectral study of some 2-aryl-Δ-2-1,3,4-oxadiazoline-5-thiones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1593, doi. 10.1002/jhet.5570310653

By:

Charistos, D. A.;
Vagenas, G. V.;
Tzavellas, L. C.;
Tsoleridis, C. A.;
Rodios, N. A.

Publication type:

Article

Synthesis of 9-(trifluoromethyl)pyrido[1′,2′:1,2]-imidazo[4,5- b]quinoxalines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1433, doi. 10.1002/jhet.5570310624

By:

Iwata, Satoru;
Sakajyo, Mitsumasa;
Tanaka, Kiyoshi

Publication type:

Article

Synthesis of new guanidine derivatives from 2′,3′,4′,9′-tetrahydrospiro[piperidine-4,1′-[1 H]pyrido[3,4- b]indole].

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1657, doi. 10.1002/jhet.5570310664

By:

Domány, Gy.;
Gizur, T.;
Barta-Szalai, G.;
Schön, I.;
Szántay, Cs.;
Hegedüs, B.

Publication type:

Article

Studies on the hydrogenation of 6-(hydroxymethyl)pyridine-2-carboxylates and its application to the synthesis of 6-(hydroxymethyl)piperidine-2-carboxylic acid derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 6, p. 1493, doi. 10.1002/jhet.5570310635

By:

Bolós, Jordi;
Gubert, Santiago;
Anglada, Lluís;
Pérez, Angel;
Sacristán, Aurelio;
Ortiz, José A.

Publication type:

Article