Works matching IS 0022152X AND DT 1997 AND VI 34 AND IP 4

Results: 48

A new synthesis of α-substituted δ-carbolines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1205, doi. 10.1002/jhet.5570340418

By:

Arzel, Erwan;
Rocca, Patrick;
Marsais, Francis;
Godard, Alain;
Quéguiner, Guy

Publication type:

Article

Conformational analysis of novel monoaryl substituted protoporphyrins by 1D NOE, 2D NOESY and molecular modeling studies.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1339, doi. 10.1002/jhet.5570340441

By:

Robinsohn, Adriana E.;
Buldain, Graciela Y.;
Maier, Marta S.

Publication type:

Article

Pyrrolothieno[1,4]diazepines. Part V. Study of their chemical reactivity and first synthesis of oxazino[4,3- c]pyrrolo[1,2- a]thieno[2,3- f] [1,4]diazepines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1219, doi. 10.1002/jhet.5570340420

By:

Boulouard, Michel;
Dallemagne, Patrick;
Rault, Sylvain

Publication type:

Article

A short and unequivocal synthesis of 5-aminotetrazolo[1,5- a]-quinazoline as a tricyclic analogue of 4-(3-bromoanilino)-6,7-dimethoxyquinazoline (PD 153035).

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1375, doi. 10.1002/jhet.5570340447

By:

Bencteux, Edith;
Houssin, Raymond

Publication type:

Article

Synthesis and characterization of new crown-type compounds with 4-pyrone Units.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1173, doi. 10.1002/jhet.5570340413

By:

Löwe, Werner;
Brätter, Stefanie;
Dietrich, Christoph;
Weber, Manuela;
Luger, Peter

Publication type:

Article

Mass spectral studies of some 1,2,4-oxa-(thia)diazol-5(4 H)-ones(thiones).

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1153, doi. 10.1002/jhet.5570340410

By:

Dürüst, Yasar;
Faggi, Cristina

Publication type:

Article

Preparation and NMR spectra of substituted 2-phenyl-5,5-dialkylimidazolinones.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1227, doi. 10.1002/jhet.5570340421

By:

Sedlák, Miloš;
Halama, Aleš;
Mitaš, Petr;
Kaválek, Jaromír;
Macháček, Vladimír

Publication type:

Article

Reaction of N<sup>1</sup>-acylacetamidrazones with trifluoroacetylvinyl ethers. Synthesis of new 4-trifluoromethyl- and 6-trifluoromethylpyridines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1283, doi. 10.1002/jhet.5570340432

By:

Cocco, Maria Teresa;
Congiu, Cenzo;
Onnis, Valentina;
Bernard, Angela Maria;
Piras, Pier Paolo

Publication type:

Article

Synthesis of (±)-penlanfuran.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1111, doi. 10.1002/jhet.5570340403

By:

Takano, Daisuke;
Fukunaga, Yuki;
Doe, Matsumi;
Yoshihara, Kazuo;
Kinoshita, Takamasa

Publication type:

Article

On the preparation of substituted 4 H- 1,3,4-thiadiazolo[2,3- c]-1,2,4-triazin-4-ones and 1,2,4-triazolo[3,4- b]-1,3,4-thiadiazoles.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1351, doi. 10.1002/jhet.5570340443

By:

Coppo, Frank T.;
Fawzi, Maged M.

Publication type:

Article

Synthesis and spectroscopy of phosphonate derivatives of uracil and thymine. X-ray crystal structure of diethyl 6-uracilmethylphosphonate.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1179, doi. 10.1002/jhet.5570340414

By:

Ochocki, Justyn;
Erxleben, Andrea;
Lippert, Bernhard

Publication type:

Article

Selective synthesis of some 5-hydrazono-5,6,7,8-tetrahydro-2 H-1-benzopyran-2-ones.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1247, doi. 10.1002/jhet.5570340425

By:

Trebše, Polonca;
Recelj, Boris;
Kočevar, Marijan;
Polanc, Slovenko

Publication type:

Article

Synthesis and reactions of 1-(2-oxopropyl)pyridazin-6-ones.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1307, doi. 10.1002/jhet.5570340436

By:

Choi, Woo-Yong;
Cho, Su-Dong;
Kim, Sung-Kyu;
Yoon, Yong-Jin

Publication type:

Article

Retro-ene reactions IV. Alkylation of 4,5-dichloro-1-hydroxy-methylpyridazin-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. 4, p. 1135, doi. 10.1002/jhet.5570340407

By:

Kim, Sung-Kyu;
Cho, Su-Dong;
Yoon, Yong-Jin

Publication type:

Article

Ketene dithioacetal derivatives of 1-phenyl-3,5-dioxopyrazolidine. Synthesis and NMR characterization.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1297, doi. 10.1002/jhet.5570340434

By:

Molinari, Aurora;
Oliva, Alfonso;
Sánchez, Lucá;
Feliciano, Arturo San

Publication type:

Article

Fused 1,2,4-triazole heterocycles. IV. Synthesis of four new heterocyclic ring systems of [1,2,4]triazolo[1,3]thiazinoquinolines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1275, doi. 10.1002/jhet.5570340431

By:

Kóródi, Ferenc;
Jekõ, József;
Szabó, Zoltán

Publication type:

Article

Synthesis of 2-(4-quinazolinyl)ethyl sulfides via addition of thiols to 4-vinylquinazolines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1263, doi. 10.1002/jhet.5570340429

By:

Samaritoni, Jack G.;
Babbitt, George E.

Publication type:

Article

Synthesis of new fluorinated 1,5-benzoxazepine derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1347, doi. 10.1002/jhet.5570340442

By:

Cocco, Maria Teresa;
Congiu, Cenzo;
Onnis, Valentina;
Bernard, Angela Maria;
Piras, Pier Paolo

Publication type:

Article

The use of 4-hetaryliden- and 4-aryliden-5(4 H)-oxazolones as dienophiles. Appropriate reagents for the synthesis of cyclic analogues of natural amino acids.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1099, doi. 10.1002/jhet.5570340402

By:

Avenoza, A.;
Busto, J. H.;
Paris, M.;
Peregrina, J. M.;
Cativiela, C.

Publication type:

Article

Studies on methoxylation in the 7 H-naphtho[1,2,3- I,j][2,7]naphthyridin-7-one system.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1233, doi. 10.1002/jhet.5570340422

By:

Zjawiony, Jordan K.;
Kbalil, Ashraf A.;
Clark, Alice M.;
Hufford, Charles D.;
Buolamwini, John K.

Publication type:

Article

Lewis acid assisted reactions of N-(α- aminoalkyl)benzotriazoles and unactivated alkenes for the facile synthesis of 4-, 2,4-, and 3,4-substituted 1,2,3,4-tetrahydroquinolines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1259, doi. 10.1002/jhet.5570340428

By:

Katritzky, Alan R.;
Nichols, Daniel A.;
Qi, Ming;
Yang, Baozhen

Publication type:

Article

A new synthesis of 4-phosphorylchromenes from 3-nitrochromenes.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1243, doi. 10.1002/jhet.5570340424

By:

Ono, Noboru;
Banshou, Natsuko;
Ito, Satoshi;
Murashima, Takashi;
Ogawa, Takuji

Publication type:

Article

On the formation and reactivity of N(2), N(2′)-tetrasubstituted 2,4-diamino-5-(2-amino-4-thiazolyl)thiazoles.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1291, doi. 10.1002/jhet.5570340433

By:

Flaig, Ronald;
Hartmann, Horst

Publication type:

Article

Synthesis of N-α-styrylcyclopropane-5-phenylamino-1,2,4-triazoles and their conversion to γ-butyrolactones.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1301, doi. 10.1002/jhet.5570340435

By:

Lee, Kee-Jung;
Kim, Dong-Wook

Publication type:

Article

Synthesis of substituted 1-benzyl-2,4,6-triphenyl-2,3-dihydro-pyrazolo [3,4- b] [1,4]diazepines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1131, doi. 10.1002/jhet.5570340406

By:

Insuasty, Braulio;
Rodriguez, Ricaurte;
Quiroga, Jairo;
Martinez, Roberto;
Angeles, Enrique

Publication type:

Article

Palladium-catalyzed synthesis of 3-(alkylamino)isoindolin-1-ones by carbonylative cyclization of 2-bromobenzaldehyde with primary amines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1371, doi. 10.1002/jhet.5570340446

By:

Cho, Chan Sik;
Jiang, Li Hong;
Lee, Dong Yub;
Shim, Sang Chul;
Lee, Hyung Soo;
Cho, Sung-Dong

Publication type:

Article

Synthesis of 2′-amino-17-cyclopropylmethyl-6,7-dehydro-3,14-dihydroxy-4,5α-epoxy-6,7:4′,5′-thiazolomorphinan from naltrexone.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1195, doi. 10.1002/jhet.5570340417

By:

Nan, Yang;
Xu, Wei;
Zaw, Kyaw;
Hughes, Kathrine E.;
Huang, Liang-Fu;
Dunn, William J.;
Bauer, Ludwig;
Bhargava, Hemendra N.

Publication type:

Article

Intermediates for the synthesis of tetracyclic indole alkaloids. Synthesis of 4-aminotetrahydrocarbazole derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1239, doi. 10.1002/jhet.5570340423

By:

Patir, Süleyman;
Okay, Görol;
Gülce, Ahmet;
Salih, Bekir;
Hökelek, Tuncer

Publication type:

Article

Isopropenyldihydrofuran derivatives. Preparation and reactions of some isopropenyldihydrofurandicarboxylates.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1329, doi. 10.1002/jhet.5570340439

By:

Yamaguchi, Seiji;
Sugioka, Yosbihiko;
Ishida, Miwa;
Yokoyama, Hajime;
Hirai, Yoshiro

Publication type:

Article

Synthesis of vinca alkaloids and related compounds LXXXV.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1267, doi. 10.1002/jhet.5570340430

By:

Dancsó, Andràs;
Kajtár-Peredy, Mária;
Szántay, Csaba

Publication type:

Article

Heteroarylalanines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1067, doi. 10.1002/jhet.5570340401

By:

Kolar, Patrik;
Petrič, Andrej;
Tišler, Miha

Publication type:

Article

Synthesis of [1]benzothieno[3,2- d]pyrimidines substituted with electron donating substituents on the benzene ring.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1163, doi. 10.1002/jhet.5570340412

By:

Bridges, Alexander J.;
Zhou, Hairong

Publication type:

Article

A simple one pot synthesis of 1-( s-triazolo[4,3- x]azinyl-3)-substituted polyols.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1115, doi. 10.1002/jhet.5570340404

By:

Svete, Jury;
Golič, Ljubo;
Stanovnik, Branko

Publication type:

Article

Synthesis of 1-halophenyl 4-(2-imidazolyl)-1-butanones and 5-(2-imidazolyl)-1-pentanones and their ketalization with glycerol.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1123, doi. 10.1002/jhet.5570340405

By:

Huang, Liang-Fu;
Bauer, Ludwig

Publication type:

Article

Synthesis of 5-(1-azido-2-haloethyl)arabinouridines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1369, doi. 10.1002/jhet.5570340445

By:

Kumar, Rakesh;
Wiebe, Leonard I.;
Knaus, Edward E.

Publication type:

Article

Synthesis of new hetero[2,1]benzothiazepine derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1191, doi. 10.1002/jhet.5570340416

By:

Vega, Salvador;
Díaz, Juan A.

Publication type:

Article

1,2,4-Triazoles. Improved synthesis of 5-substituted 4-amino-3-mer-cato-(4 H)-1,2,4-triazoles and a facile route to 3,6-disubstituted 1,2,4-triazolo[3,4- b][1,3,4]thiadiazoles.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1255, doi. 10.1002/jhet.5570340427

By:

Invidiata, Francesco Paolo;
Furná, Giancarlo;
Lampronti, Ilaria;
Simoni, Daniele

Publication type:

Article

The synthesis of pyrazolo[1,2- a]pyrazoles. Regio- and stereo-selective 1,3-dipolar cycloadditions of (1 Z)- rel-(4 R,5 R)-1-arylmethylene-4-benzoylamino-5-phenyl-3-pyrazolidinon-1 -azomethinimines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1323, doi. 10.1002/jhet.5570340438

By:

Svete, Jurij;
Prešeren, Andrej;
Stanovnik, Branko;
Golič, Ljubo;
Golič-Grdadolnik, Simona

Publication type:

Article

2-Azidopyrrolo[2,1- c][1,4]benzodiazepines. Synthesis of the first cyclic amidine derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1185, doi. 10.1002/jhet.5570340415

By:

Gillard, Alain-Claude;
Rault, Sylvain

Publication type:

Article

Synthesis of 6-phenyl-atevirdine.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1147, doi. 10.1002/jhet.5570340409

By:

Troschütz, Reinhard;
Karger, Alexander

Publication type:

Article

Synthesis of 1-alkyl-2,3-dihydro-2-(4-pyridinyl)-1 H-isoindoles as potential selective serotonin reuptake inhibitors.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1335, doi. 10.1002/jhet.5570340440

By:

Kapples, Kevin J.;
Shutske, Gregory M.

Publication type:

Article

Preparation of 4-hydroxy-3-substituted, 2 H-1-benzopyran-2-ones and 2 H-1-benzothiopyran-2-ones from carboxylic esters and methyl salicylates or methyl thiosalicylate.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1159, doi. 10.1002/jhet.5570340411

By:

Davis, Sharon E.;
Church, A. Cameron;
Tummons, Rebecca C.;
Beam, Charles F.

Publication type:

Article

Synthesis and exchange reactions of 5-alkyl-2-oxo-6-thioxo-1,2,3,6-hexahydropyrimidine-4-carboxylic acids.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1355, doi. 10.1002/jhet.5570340444

By:

Batty, Craig A.;
Manthey, Michael K.;
Kirk, Julie;
Manthey, Monika;
Christopherson, Richard I.;
Hambley, Trevor

Publication type:

Article

Synthesis of 2-[mercapto(cyano)methylene]-1,2,3,4-tetrahydro-quinazolin-4-ones and 2-amino-4-methylpyrazolo-[1,5- a]quinazolin-5(4 H)-one.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1251, doi. 10.1002/jhet.5570340426

By:

Fleischer, Judit;
Takács, Kálmán;
Hermecz, István

Publication type:

Article

New epoxyisoindolines by intramolecular diels-alder reactions of some methyl-substituted allylaryl-2-furfurylamines.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1315, doi. 10.1002/jhet.5570340437

By:

Mance, Ana Dunja;
Šindler-Kulyk, Marija;
Jakopčić, KreŠImir;
Hergold-Brundić, Antonija;
Nagl, Ante

Publication type:

Article

Regiospecific synthesis of 6-alkyltropan-2-ones.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1139, doi. 10.1002/jhet.5570340408

By:

Lomenzo, Stacey A.;
Bradley, Amy L.;
Zhu, Naijue;
Klein, Cheryl L.;
Trudell, Mark L.

Publication type:

Article

Synthesis of 1,2,3-triarylpyrroles from 1-benzylbenzotriazoles via [1 + 2 + 2] annulation.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1379, doi. 10.1002/jhet.5570340448

By:

Katritzky, Alan R.;
Wang, Zouquan;
Li, Jianqing;
Levell, Julian R.

Publication type:

Article

Saturated heterocycles, 248.

Published in:

Journal of Heterocyclic Chemistry, 1997, v. 34, n. 4, p. 1211, doi. 10.1002/jhet.5570340419

By:

Fülöp, Ferenc;
Szakonyi, Zsolt;
Bernáth, Gábor;
Sohár, Pál

Publication type:

Article