Works matching IS 0022152X AND DT 2000 AND VI 37 AND IP 4

Results: 54

A new approach to the synthesis of benzofuro[3,2- b]quinolines, benzothieno[3,2- b]quinolines and indolo[3,2- b]quinolines.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 855, doi. 10.1002/jhet.5570370430

By:

Rádl, Stanislav;
Konvička, Petr;
Váchal, Petr

Publication type:

Article

A convenient preparation of 1,3-disubstituted dihydro-2,4-(1 H,3 H)pyrimidinediones.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 675, doi. 10.1002/jhet.5570370401

By:

Deck, L. M.;
Papadopoulos, E. P.

Publication type:

Article

Attempted synthesis of a tenidap isomer and formation of an unexpected stable water adduct.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 927, doi. 10.1002/jhet.5570370441

By:

Esses-Reiter, Klára;
Reiter, József

Publication type:

Article

Synthesis of 1,1-bis(1,2,4-triazol-1-yl)-based potential aromatase inhibitors.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 743, doi. 10.1002/jhet.5570370412

By:

Katritzky, Alan R.;
Pastor, Alfredo;
Voronkov, Michael V.

Publication type:

Article

Synthesis of 5,6-dihydro-2-trifluoromethyl-1,4-dioxin-3-carboxanilides through polymer-bound activated ester: Construction of dihydro-1,4-dioxin.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 1003, doi. 10.1002/jhet.5570370452

By:

Mah, Heduck;
Chang, Kee Hyuk;
Nam, Kee Dal;
Hahn, Hoh-Gyu;
Bae, Su Yeoul

Publication type:

Article

Synthesis and characterization of some heterocyclic derivatives by cyclization of carbohydrate thiosemicarbazone - part II.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 811, doi. 10.1002/jhet.5570370423

By:

Alho, M. A. Martins;
D'Accorso, N. B.

Publication type:

Article

A new route to functionalized 3-aminopyridazines by ANRORC type ring transformation of 1,2,4-triazines with carbon nucleophiles.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 879, doi. 10.1002/jhet.5570370434

By:

Rykowski, Andrzej;
Wolinska, Ewa;
Van Der Plas, Henk C.

Publication type:

Article

Synthesis of 3-(4-Oxo-4 H-quinolizinyl-3) and 3-(4-Oxo-4 H-pyridino[1,2- a]pyrimidinyl-3) substituted lactic acid derivatives.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 703, doi. 10.1002/jhet.5570370405

By:

Škof, Marko;
Svete, Jurij;
Stanovnik, Branko

Publication type:

Article

Synthesis of 1,4,2-benzodithiazine carboxylates via ring expansion reaction of 1,3-benzodithioles.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 955, doi. 10.1002/jhet.5570370445

By:

Stanetty, Peter;
Hattinger, Gregor;
Mihovilovic, Marko D.;
Mereiter, Kurt

Publication type:

Article

A comparison of crystallographic and NMR data for thieno[2,3- b:4,5- b′]dipyridine and its monohydroperchlorate salt.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 763, doi. 10.1002/jhet.5570370416

By:

Klemm, Leroy H.;
Weakley, Timothy J. R.;
Yoon, Myungok;
Clegg, Robert S.

Publication type:

Article

Preparation of 2-phenyl-2-hydroxymethyl-4-oxo-1,2,3,4-tetrahydroquinazoline and 2-methyl-4-oxo-3,4-dihydroquinazoline derivatives formation.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 831, doi. 10.1002/jhet.5570370427

By:

Hradil, Pavel;
Kvapil, Lubomír;
Hlaváč, Jan;
Weidlich, TomáŠ;
Lyčka, Antonín;
Lemr, Karel

Publication type:

Article

Inverse electron demand diels-alder reactions of psoralens. Synthesis and mass spectra of novel pyridazinocoumarins.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 907, doi. 10.1002/jhet.5570370438

By:

González, José Carlos;
Dedola, Teresa;
Santana, Lourdes;
Uriarte, Eugenio;
Begala, Michela;
Copez, Debora;
Podda, G.

Publication type:

Article

Synthesis of 5-chloro-2-methyl-3-(5-methylthiazol-2-yl)-4(3 H)-quinazolinone and related compounds with potential biological activity.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 725, doi. 10.1002/jhet.5570370409

By:

Párkányi, Cyril;
Schmidt, Duran S.

Publication type:

Article

Asymmetric borane reduction of ketones catalyzed by N-hydroxyalkyl- l-menthopyrazoles.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 983, doi. 10.1002/jhet.5570370449

By:

Kashima, Choji;
Tsukamoto, Yoshihiro;
Higashide, Kohei;
Nakazono, Hiroyuki

Publication type:

Article

Synthesis of 2,4-diaminopyrido[2,3- d]pyrimidines and 2,4-diamino-quinazolines with bulky dibenz[ b,f]azepine and dibenzo[ a,d]-cycloheptene substituents at the 6-position as inhibitors of dihydrofolate reductases from pneumocystis carinii, toxoplasma gondii, and mycobacterium avium

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 921, doi. 10.1002/jhet.5570370440

By:

Rosowsky, Andre;
Fu, Hongning;
Queener, Sherry F.

Publication type:

Article

Synthesis of a novel ring-expanded nucleoside analogue containing the imidazo[4,5- e][1,3]diazepine ring system with a guanidinocarbamoyl-substituted cyclopropylidene group in place of a sugar moiety.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 951, doi. 10.1002/jhet.5570370444

By:

Chen, Huan-Ming;
Hosmane, Ramachandra S.;
Baldisseri, Donna M.

Publication type:

Article

The synthesis of novel polycyclic heterocyclic ring systems via photocyclization. 22.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 997, doi. 10.1002/jhet.5570370451

By:

Luo, Jiann-Kuan;
Cabal, Maria P.;
Federspiel, Ronald F.;
Castle, Raymond N.

Publication type:

Article

Synthesis of bicyclic azacompounds (3-dimethylcarbamoyloxyphenyl) substituted as acetylcholinesterase inhibitors.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 799, doi. 10.1002/jhet.5570370422

By:

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

Publication type:

Article

Ring-ring interconversions. Part 3.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 875, doi. 10.1002/jhet.5570370433

By:

Billi, Roberta;
Cosimelli, Barbara;
Spinelli, Domenico;
Leoni, Alberto

Publication type:

Article

4-Chloro-3′-methylsulfinyl-5(6 or 8)-nitro-3,4′-diquinolinyl sulfides.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 697, doi. 10.1002/jhet.5570370404

By:

Maślankiewicz, Maria J.

Publication type:

Article

Synthesis and structural study of novel 1,4,5,6,7,8-hexahydroquinolines.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 735, doi. 10.1002/jhet.5570370411

By:

Suárez, Margarita;
Verdecia, Yamila;
Ochoa, Estael;
Martín, Nazario;
Martínez, Roberto;
Quinteir, Margarita;
Seoane, Carlos;
Soto, José L.;
Novoa, Héctor;
Blaton, Norbert;
Peeters, Oswald M.;
De Ranter, Camiel

Publication type:

Article

Synthesis of isomeric triazolopyrrolopyrimidines.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 757, doi. 10.1002/jhet.5570370415

By:

Dave, Chaitanya G.;
Shah, Rina D.

Publication type:

Article

Synthesis of 1,2-oxazaheterocycles containing an isoindolone moiety from N-Hydroxyphthalimide.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 827, doi. 10.1002/jhet.5570370426

By:

Bartovic, Alexander;
Decroix, Bernard;
Netchitaïlo, P.

Publication type:

Article

Diastereoselective alkylation of acetoacetates of chiral inductors. Synthetic applications.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 895, doi. 10.1002/jhet.5570370437

By:

Gálvez, N.;
Moreno-Mañas, M.;
Sebastián, R. M.;
Serra, N.;
Trepat, E.;
Vallribera, A.;
Molins, E.

Publication type:

Article

A new rigid benzene-bridged macrotricyclic ligand.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 719, doi. 10.1002/jhet.5570370408

By:

Krakowiak, Krzysztof E.;
Xue, Guoping;
Bradshaw, Jerald S.;
Dalley, N. Kent;
Nazarenko, Alexander Y.;
Zhang, Xian X.;
Izatt, Reed M.

Publication type:

Article

New isomeric N-substituted hydrazones of 2-, 3- and 4-pyridinecarboxaldehydes and methyl-3-pyridylketone.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 975, doi. 10.1002/jhet.5570370448

By:

Wyrzykiewicz, Elzbieta;
Blaszczyk, Alfred

Publication type:

Article

Synthesis and transformations of stereoisomeric ethyl 2-isothiocyanato-1-cyclopentanecarboxylatesm.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 779, doi. 10.1002/jhet.5570370419

By:

Palkó, Márta;
Fülöp, Ferenc;
Evanics, Ferenc;
Bernáth, Gábor

Publication type:

Article

Regiospecific synthesis of 2-substituted furanonaphthoquinones.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 731, doi. 10.1002/jhet.5570370410

By:

Ohta, Yasuo;
Doe, Matsumi;
Morimoto, Yoshiki;
Kinoshita, Takamasa

Publication type:

Article

Lipase-catalysed kinetic resolution of hydroxymethylchromanes.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 991, doi. 10.1002/jhet.5570370450

By:

Czompa, A.;
Kovács, T.;
Antus, S.

Publication type:

Article

Quinolone analogues 1. A convenient synthesis of 1-alkyl-4-oxo-1,4-dihydropyridazino[3,4- b]quinoxaline-3-carboxylic acids.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 791, doi. 10.1002/jhet.5570370421

By:

Kurasawa, Yoshihisa;
Tsuruoka, Akiko;
Rikiishi, Nanae;
Fujiwara, Noriko;
Okamoto, Yoshihisa;
Kim, Ho Sik

Publication type:

Article

A comparative study of conventional conditions versus microwave irradiation for the preparation of novel 1,2-dihydro-2-imino-7-methyl-1,6(6 H)-naphthyridin-5-ones.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 871, doi. 10.1002/jhet.5570370432

By:

Heber, Dieter;
Stoyanov, Edmont V.

Publication type:

Article

Synthesis of polyazacyclophane-intercalator conjugates for combinatorial chemistry and RNA interaction studies.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 687, doi. 10.1002/jhet.5570370403

By:

Wang, Tingmin;
An, Haoyun;
Haly, Becky D.;
Dan Cook, P.

Publication type:

Article

An efficient route for synthesis of 5,6-diphenylimidazo-[2,1- b]thiazoles as antibacterial agents.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 943, doi. 10.1002/jhet.5570370443

By:

Hozien, Zeinab A.;
Abd El-Wareth, A. O. Sarhan;
El-Sherief, Hassan A. H.;
Mahmoud, Abdalla M.

Publication type:

Article

The birch reduction of heterocyclic compounds V.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 751, doi. 10.1002/jhet.5570370414

By:

Ohta, Yasuo;
Doe, Matsumi;
Morimoto, Yoshiki;
Kinoshita, Takamasa

Publication type:

Article

Syntheses of 2-alkylthio-1-[4-( N-α-ethoxycarbonylbenzyl)-aminobenzyl]-5-hydroxymethylimidazoles.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 1015, doi. 10.1002/jhet.5570370454

By:

Shafiee, A.;
Hadizadeh, F.;
Noori, S. B.

Publication type:

Article

<sup>1</sup>H and <sup>13</sup>C spectral assignment of naphtho[2′,1′:5,6]-naphtho[2′,1′:4,5]thieno[2,3-c]quinoline using the IDR-GHSQC-TOCSY experiment.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 821, doi. 10.1002/jhet.5570370425

By:

Hadden, Chad E.;
Martin, Gary E.;
Luo, J.-K.;
Castle, Raymond N.

Publication type:

Article

Synthesis of optically active hydroxyalkylbenzothiazepinones by ring transformation of 2-alkylidenelactons with o-aminothiophenol.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 891, doi. 10.1002/jhet.5570370436

By:

Otto, Andreas;
Liebscher, Jürgen

Publication type:

Article

Syntheses, crystal structures, and metal ion complexation studies of novel diaza-18-crown-6 ligands containing aromatic thiol-derived side arms.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 711, doi. 10.1002/jhet.5570370407

By:

Su, Ning;
Bradshaw, Jerald S.;
Xue, Guoping;
Dalley, N. Kent;
Zhang, Xian X.;
Savage, Paul B.;
Krakowiak, Krzysztof E.;
Izatt, Reed M.

Publication type:

Article

Convenient synthesis of 1,2,3,4-tetrahydro-pyrimidin-5-ylbenzoxazoles.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 969, doi. 10.1002/jhet.5570370447

By:

Jung, Myung Hee;
Choi, Sung-Won;
Cho, Kui-Woong

Publication type:

Article

An improved procedure for the synthesis of 4,4-disubstituted-3-oxo-1,2,5-thiadiazolidine 1,1 -dioxides.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 773, doi. 10.1002/jhet.5570370418

By:

Xiao, Zejun;
Timberlake, Jack W.

Publication type:

Article

Conformational properties of thiophene oligomers.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 847, doi. 10.1002/jhet.5570370429

By:

Millefiori, Salvatore;
Alparone, Andrea;
Millefiori, Arcangelo

Publication type:

Article

Catalytic hydrogenation of 3-benzyloxycarbonylaminoazino[1,2- x]-azin-4-ones. A facile access to 3-amino-6,7,8,9-tetrahydro-4 H-pyrido[1,2- a]pyridin-4-ones and 3-Amino-6,7,8,9-tetrahydro-4 H-azino[1,2- x]pyrimidin-4-ones.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 783, doi. 10.1002/jhet.5570370420

By:

Rečnik, Simon;
Toplak, Renata;
Svete, Jurij;
Pizzioli, Lucija;
Stanovnik, Branko

Publication type:

Article

On the aggregation of bilirubins using vapor pressure osmometry.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 863, doi. 10.1002/jhet.5570370431

By:

Boiadjiev, Stefan E.;
Lightner, David A.

Publication type:

Article

Synthesis, NMR spectroscopic and X-ray crystallographic studies of functionalized 2-aminopyrrolin-4-ones.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 681, doi. 10.1002/jhet.5570370402

By:

Gola, Anna;
Samartzi, Evangelia;
Bardakos, Vassilios;
Petroliagi, Margarita;
Igglessi-Markopoulou, Olga;
Markopoulos, John;
Barkley, James V.

Publication type:

Article

The synthesis of new 2,4-diaminofuro[2,3- d]pyrimidines with 5-biphenyl, phenoxyphenyl and tricyclic substitutions as dihydrofolate reductase inhibitors.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 935, doi. 10.1002/jhet.5570370442

By:

Gangjee, Aleem;
Dubash, Nauzer P.;
Queener, Sherry F.

Publication type:

Article

Pyrrolo[3,4- e][1,2,3]triazolo[1,5- a]pyrimidine and pyrrolo[3,4- d] [1,2,3]triazolo[1,5- a]pyrimidine. New tricyclic ring systems of biological interest.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 747, doi. 10.1002/jhet.5570370413

By:

Lauria, Antonino;
Diana, Patrizia;
Barraja, Paola;
Almerico, Anna Maria;
Cirrincione, Girolamo;
Dattolo, Gaetano

Publication type:

Article

Synthesis of novel azonia.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 1009, doi. 10.1002/jhet.5570370453

By:

Sato, Kiyoshi;
Yamagishi, Takamichi;
Arai, Sadao

Publication type:

Article

New lipophilic crown ethers with intraannular carboxylic acid groups: Synthesis and alkali metal cation extraction.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 815, doi. 10.1002/jhet.5570370424

By:

Bratton, Larry D.;
Huh, Hwang;
Bartsch, Richard A.

Publication type:

Article

Ring transformations of heterocyclic compounds. XX.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 885, doi. 10.1002/jhet.5570370435

By:

Zimmermann, Thomas

Publication type:

Article

Transformation of 6-methylthiopyrimidines. Preparation of new pyrimidine derivatives and fused azolopyrimidines.

Published in:

Journal of Heterocyclic Chemistry, 2000, v. 37, n. 4, p. 707, doi. 10.1002/jhet.5570370406

By:

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

Publication type:

Article