Works matching IS 0022152X AND DT 1994 AND VI 31 AND IP 2

Results: 54

Photochemical reactivity of 9-vinyladenine with diethyl fumarate.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 375, doi. 10.1002/jhet.5570310220

By:

D'Auria, Maurizio;
Vantaggi, Anna

Publication type:

Article

The pictet-spengler reaction and biogenic tryptamines: Formation of tetrahydro-β-carbolines at physiological pH.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 431, doi. 10.1002/jhet.5570310231

By:

Callaway, James C.;
Gyntber, Jukka;
Poso, Antti;
Airaksinen, Mauno M.;
Vepsäläinen, Jouko

Publication type:

Article

Novel syntheses of 1,3,3-trinitroazetidine.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 271, doi. 10.1002/jhet.5570310202

By:

Katritzky, Alan R.;
Cundy, Darren J.;
Chen, Jie

Publication type:

Article

New method of synthesis of 1,5-benzodiazepin-2-ones from 4-hydroxycoumarin.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 509, doi. 10.1002/jhet.5570310242

By:

Hamdi, Maǎmar;
Grech, Odile;
Sakellariou, Reine;
Spézale, Vincent

Publication type:

Article

γ-Radiolysis of 5-fluorouracil and 5-fluorouridine derivatives having sulfur-containing substituents.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 335, doi. 10.1002/jhet.5570310213

By:

Kuroda, Tokuyuki;
Hisamura, Koji;
Nishikawa, Hiroshi;
Nakamizo, Nobuhiro;
Otsuji, Yoshio

Publication type:

Article

Synthesis and prototropic tautomerism of 1- n-alkyl-3-methyl-4-nitroso-5-pyrazolones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 561, doi. 10.1002/jhet.5570310253

By:

Bartulín, I.;
Belmar, I.;
Gallardo, H.;
León, G.

Publication type:

Article

Addition of diamines to methylthiopyridones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 393, doi. 10.1002/jhet.5570310224

By:

Hehemann, David G.;
Winnik, Witold

Publication type:

Article

Synthesis of imidazo[4,5- c]pyridines with a trifluoromethyl group at C-4 and/or C-6.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 453, doi. 10.1002/jhet.5570310235

By:

Gautam, Rakesh K.;
Fujii, Shozo;
Nishida, Masakazu;
Kimoto, Hiroshi;
Cohen, Louis A.

Publication type:

Article

Reaction of 5-acetyl-10,11-didehydro-5 H-dibenz[ b, f]azepine with pyrrole, N-methylpyrrole, imidazole and N-methylimidazole: Cycloaddition versus michael addition.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 293, doi. 10.1002/jhet.5570310206

By:

Bennett, Robert A.;
Cann, Michael C.

Publication type:

Article

The synthesis of condensed 1,3,5-triazinium perchlorates from diazaiminium intermediates.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 535, doi. 10.1002/jhet.5570310246

By:

Okide, George B.

Publication type:

Article

Intramolecular [4 + 2] cycloaddition reactions of pyridazino-[4,5- d]pyridazines with acetylenic side-chain dienophiles: Synthesis of f-annelated phthalazines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 357, doi. 10.1002/jhet.5570310217

By:

Haider, Norbert;
Loll, Claudia

Publication type:

Article

Synthesis of 1,4-dihydro-4-oxopyrrolo[1,2- b]pyridazine-3-carboxylic acids and 1,4-dihydro-4-oxoimidazo[1,5- b]pyridazine-3-carboxylic acids as potential antibacterial agents.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 409, doi. 10.1002/jhet.5570310228

By:

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

Publication type:

Article

Thienoquinolizidinones. Synthesis and rearrangement into new piperidino[1,2- a][1,3] or [1,4]diazepinones fused to a thiophene ring.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 495, doi. 10.1002/jhet.5570310239

By:

Marchalin, Stefan;
Decroix, Bernard

Publication type:

Article

Synthesis and mass spectra of some 1-aroylamino-5-arylaminomethyl-1,2,3-triazoles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 425, doi. 10.1002/jhet.5570310230

By:

Laskos, Efstathios;
Lianis, Pygmalion S.;
Rodios, Nestor A.

Publication type:

Article

Synthesis and transformations of some (heteroaryl)acetylazides, (heteroaryl)methyl isocyanates and alkyl (heteroaryl)methyl carbamates.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 265, doi. 10.1002/jhet.5570310201

By:

Koĉaevar, Marijan

Publication type:

Article

Crystal structural determination of ring-chain tautomers of 1,2,3,4-tetrahydro- s-tetrazines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 505, doi. 10.1002/jhet.5570310241

By:

Boese, R.;
El-Abadelah, M. M.;
Hussein, A. Q.;
Abushamleh, A. S.

Publication type:

Article

Reaction of enaminonitriles with isocyanates. Synthesis of new 2-oxo- and 6-oxopyrimidines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 329, doi. 10.1002/jhet.5570310212

By:

Cocco, Maria Teresa;
Congiu, Cenzo;
Maccioni, Antonio;
Onnis, Valentina

Publication type:

Article

Synthesis and NMR assignment of 1,4-oxathiino[3,2- c;5,6- c']diquinoline.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 557, doi. 10.1002/jhet.5570310252

By:

Pluta, Krystian

Publication type:

Article

3-(Thiazolidin-3-yl)rhodanines. A novel class of rhodanine derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 391, doi. 10.1002/jhet.5570310223

By:

Hanefeld, Wolfgang;
Schlitzer, Martin

Publication type:

Article

Chlorination of 3,4-quinolinediyl bis-sulfides and 3-thiosubstituted 4-quinolinethiones with phosphoryl chloride.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 447, doi. 10.1002/jhet.5570310234

By:

Pluta, Krystian;
Maślankiewicz, Andrzej;
Zieba, Andrzej

Publication type:

Article

A novel rearrangement of 1-(2-aminoaryl)imidazoles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 287, doi. 10.1002/jhet.5570310205

By:

Lampe, John W.;
Di Meo, Susan V.;
Traina, Joseph A.

Publication type:

Article

Substituent effects on the tautomer ratios between the hydrazone imine and diazenyl enamine forms in side-chained quinoxalines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 527, doi. 10.1002/jhet.5570310245

By:

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

Publication type:

Article

Synthesis of a novel cyclic sulfone dihydropyridine: An investigation of the isomerization reaction converting an exocyclic double bond isomer into a 1,4-dihydropyridine.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 351, doi. 10.1002/jhet.5570310216

By:

Fenk, Christopher J.;
Conley, Richard A.;
Lindabery, Gregory C.;
Stefanick, Stephen M.;
Royster, Thomas E.;
Dodd, John H.;
Schwender, Charles F.

Publication type:

Article

Unusual ring transformations: Reaction of phenyl 7-fluoro-4-chromone-3-sulfonate with methyl 3-oxo-pentanoate in the presence of ammonium acetate.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 405, doi. 10.1002/jhet.5570310227

By:

Löwe, Werner;
Schott, Susan

Publication type:

Article

The counter anion effect of (16-ethyl-5,6,7,8-tetrahydro-9 H-dibenzo-[ b, i][1,4,8,11]tetraazacyclotetradecinato)nickel(II) complexes.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 489, doi. 10.1002/jhet.5570310238

By:

Hashimoto, Mamoru;
Sakata, Kazunori

Publication type:

Article

Synthesis, structural, conformational and pharmacological study of new fentanyl derivatives of the camphidine system.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 313, doi. 10.1002/jhet.5570310209

By:

Rico, B.;
Gálvez, E.;
Izquierdo, M. L.;
Arias, M. S.;
Orjales, A.;
Berisa, A.;
Labeaga, L.

Publication type:

Article

Synthesis and NMR characterization of 4-[(2-tetrahydro-pyranyloxy)methyl]piperidine and intermediates.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 545, doi. 10.1002/jhet.5570310249

By:

Petric, Andrej;
Barrio, Jorge R.

Publication type:

Article

Thienopyrrolizines: New condensed triheterocyclic systems.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 501, doi. 10.1002/jhet.5570310240

By:

Lancelot, Jean-Charles;
Letois, Bertrand;
Rault, Sylvain;
Robba, Max;
Rogosca, Maria

Publication type:

Article

1,3,4,6-Tetrakis(isopropylthio)thieno[3,4- c]thiophenium bis(tetrafluoroborate): X-ray crystal structure of a stable thieno[3,4- c]thiophene dication.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 325, doi. 10.1002/jhet.5570310211

By:

Tsubouchi, Akira;
Inoue, Hiroo;
Yanagi, Kazunori

Publication type:

Article

The synthesis of novel polycyclic heterocyclic ring systems via photocyclization. 14. 14-methylbenzo[ h]naphtho-[1′2′:4,5]thieno[2,3- c][1,6]naphthyridine.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 553, doi. 10.1002/jhet.5570310251

By:

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

Publication type:

Article

Intramolecular photoreactions of 6-(ω-alkenyl)-4-methoxy-2-pyrones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 387, doi. 10.1002/jhet.5570310222

By:

Shimo, Tetsuro;
Matsuzaki, Shigeki;
Somekawa, Kenichi

Publication type:

Article

Enzymatic resolution of 4-methyl-, 4-phenyl- and 6-phenyltetrahydro-2 H-pyran-2-one using esterases.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 441, doi. 10.1002/jhet.5570310233

By:

Izumi, Taeko;
Tamura, Futoshi;
Akutsu, Mitsuyo

Publication type:

Article

Preparation of 4-bromo-1-hydroxypyrazole 2-oxides by nitrosation of α-bromo-α,β-unsaturated ketoximes.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 281, doi. 10.1002/jhet.5570310204

By:

Hansen, John F.;
Easter, John A.;
Eckert, David A.;
Hunt, Karen J.;
Little, David A.

Publication type:

Article

On the bromination of thieno[ c]-fused 1,5-naphthyridines and their isomeric N-oxides using dibromoisocyanuric acid in fuming sulfuric acid.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 521, doi. 10.1002/jhet.5570310244

By:

Malm, Johan;
Hörnfeldt, Anna-Britta;
Gronowitz, Salo

Publication type:

Article

Synthesis of 4- and 5-disubstituted 1-benzylimidazoles, important precursors of purine analogs.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 345, doi. 10.1002/jhet.5570310215

By:

Alves, M. José;
Proença, M. Fernanda J. R. P.;
Booth, Brian L.

Publication type:

Article

Condensations of brominated products of o-acetylbenzophenone with several primary amines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 401, doi. 10.1002/jhet.5570310226

By:

Nan'Ya, Seiko;
Ishida, Hirofumi;
Moiji, Ester J.;
Butsugan, Yasuo;
Bajji, Ashok C.

Publication type:

Article

Synthesis, structure and mass spectral fragmentation of a series of substituted furazano[3,4- b]quinoxaline 1-oxides and their deoxides.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 481, doi. 10.1002/jhet.5570310237

By:

Gallos, John K.;
Lianis, Pygmalion S.;
Rodios, Nestor A.

Publication type:

Article

Synthesis of thieno[3,2- d]pyrimidine-2,4-diones cyclic and acyclic nucleosides as potential anti HIV agents.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 305, doi. 10.1002/jhet.5570310208

By:

Jourdan, Fabrice;
Ladurée, Daniel;
Robba, Max

Publication type:

Article

The preparation of aryl 1-(2,6-dimethylphenyl)-2-phenyl-4-trifluoromethyl-5-imidazolyl sulfides and sulfones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 541, doi. 10.1002/jhet.5570310248

By:

Egolf, Roger A.;
Bilder, Donna M.

Publication type:

Article

On the formation of homo-azasteroidal esters of N,N-bis(2-chloroethyl)aminobenzoic acid isomers and their antitumor activity.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 367, doi. 10.1002/jhet.5570310219

By:

Anastasiou, A.;
Catsoulacos, P.;
Papageorgiou, A.;
Margariti, E.

Publication type:

Article

New general synthesis of tetrahydro-1,2,4,5-tetrazin-3(2 H)-one derivatives and stable 3,4-dihydro-3-oxo-1,2,4,5-tetrazin-1(2 H)-yl radical derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 319, doi. 10.1002/jhet.5570310210

By:

Milcent, René;
Barbier, GÉO;
Capelle, Sylvie;
Catteau, Jean-Pierre

Publication type:

Article

Synthesis of 4(pyrazol-3-yl)[1,2,4]triazolo[4,3- a]quinoxalines and tetrazolo analog.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 549, doi. 10.1002/jhet.5570310250

By:

Atta, Kamal F.;
El-Massry, Abdel Moneim;
Hamid, Hamida Abdel;
El Ashry, El Sayed H.;
Amer, Adel

Publication type:

Article

Electrophilic substitution and cyclization of 2,2′-bis( N-methylindolyl): A simple access to potential protein kinase C inhibitor.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 377, doi. 10.1002/jhet.5570310221

By:

Pindur, U.;
Kim, Y.-S.;
Schollmeyer, D.

Publication type:

Article

Synthesis of 1-substituted 3-nitroquinolin-4(1 H)-ones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 437, doi. 10.1002/jhet.5570310232

By:

Radl, Stanislav;
Chan, Ka-Kong

Publication type:

Article

Ring transformations of heterocyclic compounds. IX.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 277, doi. 10.1002/jhet.5570310203

By:

Zimmermann, Thomas

Publication type:

Article

Synthesis of 4,4-disubstituted piperidine analogs of (±)- cis- N-[1-(2-hydroxy-2-phenylethyl)-3-methyl-4-piperidyl]- N-phenylpropanamide.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 513, doi. 10.1002/jhet.5570310243

By:

Brine, G. A.;
Stark, P. A.;
Carroll, F. I.;
Singh, P.

Publication type:

Article

Research on nitrogen and sulfur heterocyclic compounds: Synthesis of 10 H-pyrrolo[1,2- a]thieno[3,4- e][1,4]-diazepin-5(4 H)-one and some derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 341, doi. 10.1002/jhet.5570310214

By:

Daich, Abdelali;
Morel, Jean;
Decroix, Bernard

Publication type:

Article

Facile synthesis of novel spiro[azetidine-2,4′(1′ H)-isoquinoline-1′,3′,4(2′ H)-triones].

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 565, doi. 10.1002/jhet.5570310254

By:

Malamas, Michael S.

Publication type:

Article

Studies on isocyanides and related compounds. A convenient synthesis of 2,3-disubstituted spiroimidazolones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 397, doi. 10.1002/jhet.5570310225

By:

Bossio, Ricardo;
Marcaccini, Stefano;
Papaleo, Sandro;
Pepino, Roberto

Publication type:

Article

Syntheses of reactive fluorescent stains derived from 5(2)-aryl-2(5)-(4-pyridyl)oxazoles and bifunctionally reactive linkers.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 2, p. 457, doi. 10.1002/jhet.5570310236

By:

Litak, Peter T.;
Kauffman, Joel M.

Publication type:

Article