Works matching IS 0022152X AND DT 1990 AND VI 27 AND IP 5

Results: 63

Reaction of biguanides and related compounds. XVI. Synthesis of s-triazinones and fused s-triazinones by carbonylation of biguanides and related compounds with diethyl azodicarboxylate.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1213, doi. 10.1002/jhet.5570270510

By:

Kihara, Yoshito;
Kabashima, Shigeru;
Yamasaki, Tetsuo;
Ohkawara, Tadashi;
Furukawa, Mitsuru

Publication type:

Article

Synthesis of novel cyclic sulfone dihydropyridines facilitated by a selective ethyl diazoacetate ring expansion.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1453, doi. 10.1002/jhet.5570270550

By:

Dodd, John H.;
Schwender, Charles F.;
Gray-Nunez, Yolanda

Publication type:

Article

1,3-Dipolar cycloaddition reactions of vinylcephalosporins with diazoalkanes.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1281, doi. 10.1002/jhet.5570270521

By:

Pitlik, János;
Gunda, Tamás E.;
Miskolczi, István

Publication type:

Article

Synthesis and antibacterial activity of 2,3-dehydroofloxacin.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1509, doi. 10.1002/jhet.5570270561

By:

Augeri, David J.;
Fray, Andrew H.;
Kleinman, Edward F.

Publication type:

Article

Diheterocyclic compounds from dithiocarbamates and derivatives thereof. V. 4,4′-dioxo-2,2′-dithioxo(dioxo)-6,6′-biquinazolines.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1351, doi. 10.1002/jhet.5570270532

By:

Garín, Javier;
Meléndez, Enrique;
Merchán, Francisco L.;
Merino, Pedro;
Orduna, Jesús;
Tejero, Tomás;
Viñegra, Milagros

Publication type:

Article

Synthesis of benzimidazo-substituted 3-quinolinecarboxylic acids as antibacterial agents.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1177, doi. 10.1002/jhet.5570270503

By:

Bran̂a, Miguel F.;
Castellano, José M.;
Yunta, María J. R.

Publication type:

Article

Synthesis of 1,2,3-thiadiazole-5-carbaldehydes and their conversion into 6aδ4-Thia-1,2,5,6-tetraazapentalenes.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1415, doi. 10.1002/jhet.5570270543

By:

L'Abbé, Gerrit;
Frederix, Ann

Publication type:

Article

Synthesis and absorption spectra of 2-substituted 5,8-dimethoxy-4 H-1-benzothiopyran-4-one 1,1-dioxides.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1241, doi. 10.1002/jhet.5570270514

By:

Watanabe, Shigeru;
Nakazumi, Hiroyuki;
Akagi, Nobuo;
Maeda, Katsumi;
Kitao, Teijiro

Publication type:

Article

Proton-ionizable crown compounds. 19. The synthesis of chiral dialkyl-substituted triazolo-18-crown-6 macrocycles.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1477, doi. 10.1002/jhet.5570270554

By:

Bradshaw, Jerald S.;
Mcdaniel, Christopher W.;
Krakowiak, Krzysztof E.;
Izatt, Reed M.

Publication type:

Article

A series of novel acyclic nucleosides. II.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1307, doi. 10.1002/jhet.5570270525

By:

Matsumoto, Hiroatsu;
Kaneko, Chisato;
Mori, Takeo;
Mizuno, Yoshihisa

Publication type:

Article

Metallation of diazines II. First metallation of pyridazine, metallation of 2,4-dichloropyrimidine.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1377, doi. 10.1002/jhet.5570270536

By:

Turck, A.;
Plé, N.;
Mojovic, L.;
Quéguiner, G.

Publication type:

Article

Arene imine derivatives of nitrogen heterocycles: 1a,9b-dihydrobenz[ h]-azirino[ f]quinoline, 1a,9b-dihydrobenz[ f]azirino[ h]quinoline and 1a,9b-dihydroazirino[ f][1,10]phenanthroline.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1197, doi. 10.1002/jhet.5570270507

By:

Abu-Shqara, Elias;
Blum, Jochanan

Publication type:

Article

A new synthetic approach to the C-D ring portion of streptonigrin analogues.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1437, doi. 10.1002/jhet.5570270547

By:

Kilama, John J.;
Iyengar, Bhashyam S.;
Remers, William A.;
Mash, Eugene A.

Publication type:

Article

Synthesis and characterization of macrocyclic ligands containing benzene and/or pyridine rings and their nickel(II), copper(II) and zinc(II) complexes.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1265, doi. 10.1002/jhet.5570270518

By:

Hashimoto, Mamoru;
Tagami, Hidetoshi;
Sakata, Kazunori

Publication type:

Article

Electron impact mass spectrometry and collisional spectroscopy in the structural characterization of 4-benzylidene and 4-phenylethylidene-2-phenyl-5(4 H)-oxazolones.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1495, doi. 10.1002/jhet.5570270558

By:

Curcuruto, O.;
Traldi, P.;
Cativiela, C.;
De Villegas, M. D. Diaz;
Garcia, J. I.;
Mayoral, J. A.;
Ajò, D.

Publication type:

Article

Synthesis of methyl-substituted lariat ethers containing a 13-crown-4 ring.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1337, doi. 10.1002/jhet.5570270529

By:

Wakita, Ryuhei;
Yonetani, Masayuki;
Nakatsuji, Yohji;
Okahara, Mitsuo

Publication type:

Article

Oxidative halogenation of substituted pyrroles with cu(II). Part II. Bromination of some ethyl 3-pyrrolecarboxylates and corresponding acids.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1277, doi. 10.1002/jhet.5570270520

By:

Petruso, S.;
Caronna, S.;
Sferlazzo, M.;
Sprio, V.

Publication type:

Article

8-Bromo-6-alkylamino-2-trifluoromethyl-9 H-purines with in vitro activity against influenza a virus.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1505, doi. 10.1002/jhet.5570270560

By:

Kelley, James L.;
Linn, James A.;
Tisdale, Margaret

Publication type:

Article

Diheterocyclic compounds from dithiocarbamates and derivatives thereof. IV.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1345, doi. 10.1002/jhet.5570270531

By:

Garín, Javier;
Meléndez, Enrique;
Merchán, Francisco L.;
Merino, Pedro;
Orduna, Jesús;
Tejero, Tomás

Publication type:

Article

The acid-catalyzed rearrangement of 1- N-allylindolines.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1173, doi. 10.1002/jhet.5570270502

By:

Izumi, Taeko;
Kasahara, Akira

Publication type:

Article

Synthesis of acyclic nucleoside analogs of 6-substituted 2-aminopurines and 2-amino-8-azapurines.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1409, doi. 10.1002/jhet.5570270542

By:

Párkányi, Cyril;
Yuan, Hui Liang

Publication type:

Article

Synthesis of large macrocyclic tetraaza compounds with a methylene backbone: Cyclo[-NH- (CH2) n-]4, (n = 6, 7, 8, 9 and 10). The formation of 28-, 32-, 36-, 40- and 44-membered rings.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1233, doi. 10.1002/jhet.5570270513

By:

Tomohiro, Takenori;
Uoto, Kouichi;
Okuno, Hiroaki (Yohmei)

Publication type:

Article

Reaction of electron rich heterocycles with electrophiles. Formylation of indoles via thiomethylation.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1473, doi. 10.1002/jhet.5570270553

By:

Akgün, Eyup;
Tunali, Mustafa

Publication type:

Article

Differentiation of isomeric 1-, 3- and 7-deazaadenosines by electron ionization mass spectrometry.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1297, doi. 10.1002/jhet.5570270524

By:

Reddy, A. Mahender;
Reimer, Mark L. J.;
Schram, Karl H.;
Grifantini, Mario;
Cristalli, Gloria

Publication type:

Article

Double 1,3-dipolar cycloadditions of meso-ionic heterocycles with N-phenylmaleimide.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1519, doi. 10.1002/jhet.5570270564

By:

Nan'ya, Seiko;
Goto, Shinya;
Butsugan, Yasuo

Publication type:

Article

Synthesis of new arylbenzofurodiazepin-6-ones.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1369, doi. 10.1002/jhet.5570270535

By:

Viti, Giovanni;
Giannotti, Danilo;
Nannicini, Rossano;
Ricci, Renzo;
Pestellini, Vittorio

Publication type:

Article

Tautomerism in some quinaldyl sulfones.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1433, doi. 10.1002/jhet.5570270546

By:

Douglass, James E.;
Gebhart, Myron A.

Publication type:

Article

Bromination of sydnones. III.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1259, doi. 10.1002/jhet.5570270517

By:

Turnbull, Kenneth;
Blackburn, Thomas L.;
Esterline, Daniel T.

Publication type:

Article

Non-steroidal antiinflammatory agents. VI. Synthesis of 10-oxo-5 H-pyrrolo[1,2- b]isoquinoline-3-acetic Acid, a conformationally restricted analogue of tolmetin.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1489, doi. 10.1002/jhet.5570270557

By:

Corelli, Federico;
Garofalo, Antonio;
Massa, Silvio;
Silvestri, Romano;
Prosini, Pierpaolo;
Artico, Marino

Publication type:

Article

Polycondensed heterocycles. IV. synthesis of 1,4-dioxo-2,3,3a,4-tetrahydro-1 H-pyrrolo[2,1- c][1,4]benzothiazine.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1329, doi. 10.1002/jhet.5570270528

By:

Nacci, V.;
Campiani, G.;
Garofalo, A.

Publication type:

Article

Synthesis of 2-chloro-4,6-di(heteroaryl)pyrimidines.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1393, doi. 10.1002/jhet.5570270539

By:

Strekowski, Lucjan;
Harden, Donald B.;
Grubb, William B.;
Patterson, Steven E.;
Czarny, Agnieszka;
Mokrosz, Maria J.;
Cegla, Marek T.;
Wydra, Roman L.

Publication type:

Article

Diheterocyclic compounds from dithiocarbamates and derivatives thereof. III.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1341, doi. 10.1002/jhet.5570270530

By:

Garín, Javier;
Meléndez, Enrique;
Merchán, Francisco L.;
Merino, Pedro;
Orduna, Jesús;
Tejero, Tomás

Publication type:

Article

A New synthesis of 4,5,6,7-tetrahydrofuro[2,3- c]pyridines and furo[2,3- c]pyrrolidines.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1169, doi. 10.1002/jhet.5570270501

By:

Arnoldi, Anna;
Bregante, Giovanna;
Caldirola, Patrizia;
Merlini, Lucio;
Tamburini, Bruno

Publication type:

Article

Isoindole derivatives from o-diacylbenzenes and aromatic amines.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1407, doi. 10.1002/jhet.5570270541

By:

Nan'ya, Seiko;
Fujii, Takashi;
Butsugan, Yasuo

Publication type:

Article

Synthesis of some novel polyoxygenated quinolines.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1227, doi. 10.1002/jhet.5570270512

By:

Jaroszewski, Jerzy W.

Publication type:

Article

Studies on quinazolinones. 2.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1467, doi. 10.1002/jhet.5570270552

By:

Shiau, Chia-Yang;
Chern, Ji-Wang;
Liu, Kang-Chien;
Chan, Chao-Han;
Yen, Mou-Hsiung;
Cheng, Ming-Chu;
Wang, Yu

Publication type:

Article

An unusual HgCl rearrangement in electron impact mass spectrometry of some halomercurioalkyl derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1293, doi. 10.1002/jhet.5570270523

By:

Ghezzo, Elena;
Sturaro, Alberto;
Traldi, Pietro;
Bravo, Pierfrancesco;
Viani, Fiorenza

Publication type:

Article

S,N-heterocycles 2.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1517, doi. 10.1002/jhet.5570270563

By:

Sanemitsu, Yuzuru;
Manabe, Akio;
Kawamura, Shinichi;
Satoh, Junichi;
Tanabe, Yoo

Publication type:

Article

Synthesis of dl-guinesines and related compounds.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1361, doi. 10.1002/jhet.5570270534

By:

Mitsudera, Hiroyuki;
Uneme, Hideki;
Okada, Yoshiyuki;
Numata, Mitsuo;
Kato, Atsushi

Publication type:

Article

Formation of oxadiazolo[4,5- a]indolines via addition reactions of cycloalkano[ b]indoles with nitrile oxides. Crystal structure of an adduct.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1185, doi. 10.1002/jhet.5570270505

By:

Coutouli-Argyropoulou, E.;
Malamidou-Xenikaki, E.;
Mentzafos, D.;
Terzis, A.

Publication type:

Article

1,3-Dipolar cycloaddition reactions of 1,3,4-oxadiazin-6-ones with nitrile oxides.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1425, doi. 10.1002/jhet.5570270545

By:

Argyropoulos, N. G.;
Corobili, E.;
Terzis, A.;
Mentzafos, D.

Publication type:

Article

On triazoles. XXI.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1249, doi. 10.1002/jhet.5570270516

By:

Pongó, László;
Reiter, József;
Barkóczy, József;
Sohár, Pál;
Pallagi, István

Publication type:

Article

2 H-1,2,4-benzothiadiazine 1,1-dioxides 2.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1485, doi. 10.1002/jhet.5570270556

By:

Chern, Ji-Wang;
Wu, Ying-Hwa;
Liu, Kang-Chien

Publication type:

Article

Substituent effects on the photocycloaddition reactions of phenol to benzonitriles.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1323, doi. 10.1002/jhet.5570270527

By:

Al-Jalal, N. A.

Publication type:

Article

Stereoselective synthesis and stereochemical determination of 2,5-dialkylpyrrolidines and 2,6-dialkylpiperidines.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1387, doi. 10.1002/jhet.5570270538

By:

Bacos, D.;
Célérier, J. P.;
Marx, E.;
Rosset, S.;
Lhommet, G.

Publication type:

Article

Oxidative halogenation of substituted pyrroles with cu(II). Part I. Bromination of some 3-acetylpyrroles.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1209, doi. 10.1002/jhet.5570270509

By:

Petruso, S.;
Caronna, S.;
Sprio, V.

Publication type:

Article

Some transformations of 3-amino-4-alkoxycarbonyl-6-hydroxy-2 H-1-benzopyran-2-ones. The synthesis of [1] benzopyrano[3,4- d]-[1,3]oxazine and [1] benzopyrano[3,4- d]pyrimidine derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1447, doi. 10.1002/jhet.5570270549

By:

Fajgelj, Simona;
Stanovnik, Branko;
Tišler, Miha

Publication type:

Article

Réactivité des esters de la carboxyméthylène-1 hydroxy-4 méthyl-6 pyridone-2 vis-à-vis des aldéhydes aromatiques.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1401, doi. 10.1002/jhet.5570270540

By:

Kherfi, Houria-Nacera;
Hamdi, Maâmar;
Spéziale, Vincent

Publication type:

Article

Synthesis of quinoline derivatives using ketene dithioacetals.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1217, doi. 10.1002/jhet.5570270511

By:

Tominaga, Yoshinori;
Michioka, Takeharu;
Moriyama, Kohu;
Hosomi, Akira

Publication type:

Article

Synthesis, 1H, 13C-NMR and mass spectral study of aryloxyquinuclidinium salts.

Published in:

Journal of Heterocyclic Chemistry, 1990, v. 27, n. 5, p. 1457, doi. 10.1002/jhet.5570270551

By:

Cosme, A.;
Arias, M. S.;
Gálvez, E.;
Ruano, C.

Publication type:

Article