Works matching IS 0022152X AND DT 1997 AND VI 34 AND IP 1

Results: 55

Synthesis of novel pyridazino[3,4- b]quinoxalines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 39, doi. 10.1002/jhet.5570340107

By:

Kim, Ho Sik;
Kim, Eun Kyoung;
Kim, Sung Sik;
Park, Yong Tae;
Hong, Young Seuk;
Kurasawa, Yoshihisa

Publication type:

Article

Nonlinear optical properties of benzofurobenzofurans.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 195, doi. 10.1002/jhet.5570340129

By:

Millefiori, Salvatore;
Alparone, Andrea;
Millefiori, Arcangelo

Publication type:

Article

Alkylation of 4,5-dichloropyridazin-6-one with α,ω-dibromoalkanes or 4,5-dichloro-1-(ω-bromoalkyl)pyridazin-6-ones.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 209, doi. 10.1002/jhet.5570340131

By:

Kim, Sung-Kyu;
Cho, Su-Dong;
Kweon, Deok-Heon;
Yoon, Yong-Jin;
Kim, Jung-Ho;
Heo, Jung-Nyoung

Publication type:

Article

Furopyridines. XX.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 129, doi. 10.1002/jhet.5570340121

By:

Shiotani, Shunsaku;
Tsukamoto, Youichi;
Kitagawa, Yasuyuki

Publication type:

Article

Direct determination of p Ka values of cationic acids conjugated to heterocyclic amine N-oxides in polar aprotic and amphiprotic solvents.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 215, doi. 10.1002/jhet.5570340132

By:

Chmurzyński, Lech;
Wawrzyniak, Grażyna;
Warnke, Zygmunt;
Pawlak, Zenon

Publication type:

Article

Novel diazinyl 3-pyridyl ketones: Efficient synthesis and complete assignment of 1H and 13C NMR spectra.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 17, doi. 10.1002/jhet.5570340103

By:

Heinisch, Gottfried;
Langer, Thierry;
Lukavsky, Peter

Publication type:

Article

A general synthetic route to 4-substituted-2,2′-bithiophenes.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 285, doi. 10.1002/jhet.5570340143

By:

Rasmussen, Seth C.;
Pickens, Jason C.;
Hutchison, James E.

Publication type:

Article

Manganese(III)-mediated intermolecular cyclization reactions of alkenes and active methylene compounds.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 81, doi. 10.1002/jhet.5570340114

By:

Ouyang, Jie;
Nishino, Hiroshi;
Kurosawa, Kazu

Publication type:

Article

Site selectivity in the reaction of 2-formyl-2 H-azirine- N-arylimines with diphenylketene.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 341, doi. 10.1002/jhet.5570340154

By:

Nunes, José;
Kascheres, Albert

Publication type:

Article

2,4,6-Triphenylpyridine as a neutral leaving group in the palladium(0)-catalyzed allylation of nucleophiles.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 241, doi. 10.1002/jhet.5570340136

By:

Moreno-Mañas, M.;
Mortal, L.;
Pleixats, R.

Publication type:

Article

Study on the structures of 2-substituted iminothiazolidine derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 157, doi. 10.1002/jhet.5570340125

By:

Sakae, Masatoshi;
Katsurada, Masanori;
Watanabe, Mayumi;
Yoneda, Fumio;
Nishigaki, Sadao;
Ishida, Toshimasa

Publication type:

Article

AM1 computational study of cycloaddition reaction of vinyl sulfene generated from thiete 1,1-dioxide.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 77, doi. 10.1002/jhet.5570340113

By:

Jursic, Branko S.

Publication type:

Article

Porphyrins with exocyclic rings. Part 8.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 273, doi. 10.1002/jhet.5570340141

By:

Chen, Shaohua;
Lash, Timothy D.

Publication type:

Article

13C-NMR study on the tautomerism of 3-(arylhydrazono)methyl-2-oxo-1,2-dihydroquinoxalines between the hydrazone imine and diazenylenamine forms.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 305, doi. 10.1002/jhet.5570340147

By:

Kurasawa, Yoshihisa;
Takano, Akiko;
Kato, Kyoko;
Kim, Ho Sik;
Okamoto, Yoshihisa

Publication type:

Article

Synthesis of imidazo[4,5- b]pyridines from aminoimidazolecarbaldehydes.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 107, doi. 10.1002/jhet.5570340118

By:

Perandones, Francisco;
Soto, Jose L.

Publication type:

Article

Base promoted transformation on thiadiazolopyridinium chlorides.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 337, doi. 10.1002/jhet.5570340153

By:

Martinez, Ana;
Castro, Ana;
Fayet, J. P.

Publication type:

Article

Synthesis and DNA binding properties of bis-9-acridinyl derivatives containing mono-, di-and tetra-viologen units as a connector of bis-intercalators.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 123, doi. 10.1002/jhet.5570340120

By:

Takenaka, Shigeori;
Sato, Hirotaka;
Ihara, Toshihiro;
Takagi, Makoto

Publication type:

Article

Synthesis of phenylpyrrolylpyrroles. Part III.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 13, doi. 10.1002/jhet.5570340102

By:

Dumoulin, H.;
Rault, S.;
Robba, M.

Publication type:

Article

Studies on pyrrolidinones. Synthesis of some bioisosteres of 3,3,5-trimethylcyclohexyl pyroglutamate.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 279, doi. 10.1002/jhet.5570340142

By:

Rigo, Benoǐt;
Laruelle, Claude

Publication type:

Article

Synthesis of unsymmetrically substituted dodecakis(trifluoroethoxy)-phthalocyaninato vanadyl complexes.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 171, doi. 10.1002/jhet.5570340127

By:

Tian, Minquan;
Wada, Tatsuo;
Sasabe, Hiroyuki

Publication type:

Article

Unusual sensitivity to the concentration of ethanol in the boron trifluoride/ethanol-catalyzed synthesis of 5,10,15,20-tetrakis-(4-cyano-2,6-dimethylphenyl)porphyrin by the lindsey method.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 269, doi. 10.1002/jhet.5570340140

By:

Steiger, Beat;
Anson, Fred C.

Publication type:

Article

Synthesis of 2-substituted 4-quinazolone-5-carboxylic acids as inhibitors of DNA-gyrase.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 153, doi. 10.1002/jhet.5570340124

By:

Sui, Zhihua;
Nguyen, Van N.;
Fernandez, Jeff;
Barrett, John F.;
Ohemeng, Kwasi A.

Publication type:

Article

A new synthetic route to 7 H-imidazo[1,2- b][1,2,4]triazoles.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 71, doi. 10.1002/jhet.5570340112

By:

Lee, Kee-Jung;
Song, Dong-Hyuk;
Kim, Dong-Jin;
Park, Sang-Woo

Publication type:

Article

Palladium(0)-catalyzed allylation of heterocycles with cyclopentene derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 233, doi. 10.1002/jhet.5570340135

By:

Arnau, N.;
Cortés, J.;
Moreno-Mañas, M.;
Pleixats, R.;
Villarroya, M.

Publication type:

Article

Synthesis of optically active 1,2,3-substituted-1,4,5,6-tetrahydro-7 H-indolones.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 33, doi. 10.1002/jhet.5570340106

By:

Nitti, P.;
Pitacco, G.;
Pizzioli, A.;
Valentin, E.

Publication type:

Article

Synthesis and binding properties of 2 H-1-benzopyran-2 one fluorophore-linked calcium channel antagonist nifedipine (1,4-dihydropyridine) analogs.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 301, doi. 10.1002/jhet.5570340146

By:

Padmanabhan, Seetharamaiyer;
Peri, Ravikumar;
Rutledge, Aleta;
Triggle, David J.

Publication type:

Article

Reactions of benzotriazoles with diethyl ethoxymethylenemalonate; ethylation and michael addition. Comparison with other esters and N-heterocycles.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 97, doi. 10.1002/jhet.5570340117

By:

Sanna, Paolo;
Carta, Antonio;
Paglietti, Giuseppe;
Bacchi, Alessia;
Pelizzi, Giancarlo

Publication type:

Article

2-Benzoyl-2-ethoxycarbonylvinyl-1 and 2-benzoylamino-2-methoxy-carbonylvinyl-1 as N-protecting groups in peptide synthesis. Their application in the synthesis of dehydropeptide derivatives containing N-terminal 3-heteroarylamino-2,3-dehydroalanine.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 177, doi. 10.1002/jhet.5570340128

By:

Svete, Jurij;
Aljaž-Rožič, Mateja;
Stanovnik, Branko

Publication type:

Article

Alkyl 2-(2-benzoyl-2-ethoxycarbonyl-1-ethenyl)amino-3-dimethylaminopropenoates in the synthesis of heterocyclic systems.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 263, doi. 10.1002/jhet.5570340139

By:

Strah, Sonja;
Stanovnik, Branko;
Grdadolnik, Simona Golič

Publication type:

Article

1,3-Dipolar cycloaddition reactions of cyclooctyne with pyridinium dicynomethylides.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 203, doi. 10.1002/jhet.5570340130

By:

Matsumoto, Kiyoshi;
Ohta, Ryuji;
Uchida, Takane;
Nishioka, Hiroyasu;
Yoshida, Maki;
Kakehi, Akikazu

Publication type:

Article

2,3,8,9-Dibenzo-5,6-(substituted)benzo-1,4-dithio-7-azacyclonona-2,5,8-trienes. Synthesis and mechanistic study.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 1, doi. 10.1002/jhet.5570340101

By:

Kim, Kyongtae;
Kim, Man Nyoung

Publication type:

Article

Selective, one-pot synthesis of 2,3,6-trisubstituted pyridine and 2-cyclohexen-1-one derivatives from bicyclic ketals.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 325, doi. 10.1002/jhet.5570340151

By:

Jun, Jong-Gab;
Ha, Tae Hee

Publication type:

Article

Synthesis of certain alkenyl purines and purine analogs as inhibitors of tumor necrosis factor alpha (TNFα).

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 257, doi. 10.1002/jhet.5570340138

By:

Rao, T. Sudhakar;
Ojwang, Joshua O.;
Marshall, Hélène B.;
Revankar, Ganapathi R.

Publication type:

Article

Synthesis of ethyl 2-aminodihydro-5-pyrimidinecar-boxylate derivatives and 3,7-diethoxycarbonyl-4,6-dihydro-2,4,6,8-tetraaryl-1 H-pyrimido[1,2- a]pyrimidines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 329, doi. 10.1002/jhet.5570340152

By:

Milcent, René;
Malanda, Jean-Claude;
Barbier, Géo;
Vaissermann, Jacqueline

Publication type:

Article

Synthesis of 1,3-diamino-7,8,9,10-tetrahydropyrido[3,2- f]-quinazolines. Inhibitors of Candida albicans dihydrofolate reductase as potential antifungal agents.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 145, doi. 10.1002/jhet.5570340123

By:

Chan, Joseph H.;
Baccanari, David P.;
Tansik, Robert L.;
Boytos, Christine M.;
Rudolph, Sharon K.;
Brown, Andrew D.;
Hong, Jean S.;
Kuyper, Lee F.;
Jones, Michael L.

Publication type:

Article

Intramolecular cyclization of amido acids into pyrrolidinothieno(or [1]benzothieno)[3]azepinediones.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 225, doi. 10.1002/jhet.5570340134

By:

Othman, Mohamed;
Netchitailo, Pierre;
Decroix, Bernard

Publication type:

Article

Synthesis of regioisomeric 6,9-(chlorofluoro)-substituted benzo[ g]quinoline-5,10-diones, benzo[ g] isoquinoline-5,10-diones and 6-chloro-9-fluorobenzo[ g]quinoxaline-5,10-dione.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 27, doi. 10.1002/jhet.5570340105

By:

Krapcho, A. Paul;
Gallagher, Cynthia E.;
Hammach, Abdelhakim;
Ellis, Michael;
Menta, Ernesto;
Oliva, Ambrogio

Publication type:

Article

The complete 1H and 13C chemical shift assignments of a cyclopropylpyrroloindole analog: Adozelesin.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 295, doi. 10.1002/jhet.5570340145

By:

Walker, G. S.;
Fagemess, P. E.;
Farley, K. A.;
Mizsak, S. A.

Publication type:

Article

Synthesis of alkyl 2-phenylnicotinates.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 93, doi. 10.1002/jhet.5570340116

By:

Yamauchi, M.;
Shirota, M.;
Tsugane, A.

Publication type:

Article

Transformations of methyl L-(-)-thiazolidine-4-carboxylate, 2-amino-2-thiazoline and 2-aminothiazole into thiazoloazines and azolothiazoles.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 49, doi. 10.1002/jhet.5570340109

By:

Malešíč, Mateja;
Krbačič, Aleš;
Stanovnik, Branko

Publication type:

Article

Antimalarials: Synthesis of 4-aminoquinolines that circumvent drug resistance in malaria parasites.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 315, doi. 10.1002/jhet.5570340149

By:

De, Dibyendu;
Byers, Larry D.;
Krogstad, Donald J.

Publication type:

Article

Photochemical reactions of 1-methyl-4,6-diaryl-2(1 H)-pyrimidinones in the presence of thiols.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 143, doi. 10.1002/jhet.5570340122

By:

Nishio, Takehiko;
Kato, Michiyo

Publication type:

Article

1,2,3-Triazolo[4,5- d]-1,2,4-triazolo[4,3- b]pyridazines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 65, doi. 10.1002/jhet.5570340111

By:

Biagi, Giuliana;
Giorgi, Irene;
Livi, Oreste;
Manera, Clementina;
Scartoni, Valerio

Publication type:

Article

Nitrogen bridgehead compounds. Part 88.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 21, doi. 10.1002/jhet.5570340104

By:

Szabó, Mónika;
Kökösi, József;
Örfi, László;
Kovács, Attila;
Hermecz, István

Publication type:

Article

Functionalization and cyclization reactions of 4-benzoyl-1,5-diphenyl- 1 H-pyrazole-3-carboxylic acid.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 221, doi. 10.1002/jhet.5570340133

By:

Akcamur, Yunus;
Sener, Ahmet;
Ipekoglu, Alemdar Mustafa;
Kollenz, Gert

Publication type:

Article

Saturated heterocycles. 251.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 289, doi. 10.1002/jhet.5570340144

By:

Fülöp, Ferenc;
Forró, Enikö;
Bernáth, Gábor;
Miskolczi, István;
Vainiotalo, Pirjo;
Martinsen, Aarne

Publication type:

Article

Synthesis of pyrroloazepines. Facile synthesis of 2-substituted pyrrole derivatives by the phosgene method.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 87, doi. 10.1002/jhet.5570340115

By:

Cho, Hidetsura;
Matsuki, Shinsuke;
Mizuno, Akira;
Annoura, Hirokazu;
Tatsuoka, Toshio

Publication type:

Article

An expedient synthesis of (±)-2-amino-3-(3-hydroxy-5-methylisoxazol-4-yl)propionic acid hydrobromide via a 3-bromoisoxazole intermediate.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 345, doi. 10.1002/jhet.5570340155

By:

Hanson, Robert N.;
Mohamed, Farid A.

Publication type:

Article

The chemical properties of 1-substituted 4-oxopyrimidinium cations.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 161, doi. 10.1002/jhet.5570340126

By:

Vedernikova, Irina V.;
Claeys, Magda;
Haemers, Achiel;
Peten, Carl;
Van Alsenoy, Christian;
Ryabukhin, Yuryi I.

Publication type:

Article

The synthesis and transformations of some 3-thiocarbamoylthiazolidines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 1, p. 43, doi. 10.1002/jhet.5570340108

By:

Malešič, Mateja;
Krbavčíč, Ales;
Golobič, Amalija;
Golič, Ljubo;
Stanovnik, Branko

Publication type:

Article