Works matching IS 0022152X AND DT 1988 AND VI 25 AND IP 2

Results: 63

A facile synthesis of 2,4,8,10-tetrahalo-6,12-diaryldibenzo[ b,f][1,5]diazocines.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 459, doi. 10.1002/jhet.5570250220

By:

Boruah, R. C.;
Sandhu, J. S.

Publication type:

Article

Electron impact mass spectrometry of 3-hydroxy-3,4,5,6-tetrahydro-2 H-[1]benzoxocines. A comparison with the behaviour of isomeric 2-hydroxymethyl-2,3,4,5-tetrahydro-[1]-benzoxepines and 1,2-epoxy-5-(2-hydroxyphenyl)pentane.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 685, doi. 10.1002/jhet.5570250260

By:

Bravo, Pierfrancesco;
Ticozzi, Calimero;
Pelli, Beatrice;
Traldi, Pietro

Publication type:

Article

Spectroscopic identification of some derivatives of 3,4-diamino-4 H-1,2,4-triazole and 3-Hydrazino-4 H-1,2,4-triazole.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 565, doi. 10.1002/jhet.5570250239

By:

Emilsson, Håkan;
Selander, Hans

Publication type:

Article

Cyclization of a cysteine conjugate of N-(3,5-Dichlorophenyl)succinimide.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 589, doi. 10.1002/jhet.5570250242

By:

Shih, Hsien-Cheng;
Rankin, Gary O.

Publication type:

Article

A practical synthesis of ethyl 1,2,4-triazole-3-carboxylate and its use in the formation of chiral 1′,2′- seco-nucleosides of ribavirin.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 651, doi. 10.1002/jhet.5570250253

By:

Vemishetti, Purushotham;
Leiby, Robert W.;
Abushanab, Elie;
Panzica, Raymond P.

Publication type:

Article

An intramolecular cyclization of 7-substituted 6-fluoro- 1,8-naphthyridine and -quinoline derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 479, doi. 10.1002/jhet.5570250224

By:

Nishimura, Yoshiro;
Minamida, Akira;
Matsumoto, Jun-Ichi

Publication type:

Article

Synthesis of 2′-deoxyribofuranosyl indole nucleosides related to the antibiotics SF-2140 and neosidomycin.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 361, doi. 10.1002/jhet.5570250202

By:

Girgis, Nabih S.;
Cottam, Howard B.;
Robins, Roland K.

Publication type:

Article

Synthesis of santonin related compounds.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 523, doi. 10.1002/jhet.5570250231

By:

Tsuboi, Sadao;
Shinhama, Koichi;
Takeda, Akira

Publication type:

Article

Halogenated 3-pyridylketones.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 509, doi. 10.1002/jhet.5570250228

By:

Sutter, Peter;
Weis, Claus D.

Publication type:

Article

Correlation of the rates of solvolysis of the S-Ethyldibenzothiophenium Ion.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 399, doi. 10.1002/jhet.5570250209

By:

Kevill, Dennis N.;
Anderson, Steven W.

Publication type:

Article

Synthesis, structural and conformational study of N-β(or γ)-acyloxyalkylnortropinones.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 419, doi. 10.1002/jhet.5570250213

By:

Izquierdo, M. L.;
Gálvez, E.;
Burgos, C.;
Florencio, F.

Publication type:

Article

Reinvestigation of the condensation of 2-hydrazinobenzothiazole with ethyl acetoacetate.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 543, doi. 10.1002/jhet.5570250235

By:

Peet, Norton P.;
Sunder, Shyam;
Barbuch, Robert J.;
Whalon, Michael R.;
Huffman, John C.

Publication type:

Article

Preparation of trimethylsilyl ethers of 3-azetidinols. Scope and Limitations.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 383, doi. 10.1002/jhet.5570250206

By:

Higgins, Robert H.;
Watson, Monique R.;
Faircloth, William J.;
Eaton, Quentin L.;
Jenkins, Harvey

Publication type:

Article

N- and C-sulfenylation of 1-(1,2-oxazol-3 (and 5)-yl)-3-alkylureas with organic sulfenyl chlorides.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 607, doi. 10.1002/jhet.5570250246

By:

Pilgram, Kurt H.;
Gale, Laird H.

Publication type:

Article

The synthesis of some alkylbenzocarbazoles.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 671, doi. 10.1002/jhet.5570250257

By:

Katritzky, Alan R.;
Wang, Zuoquan

Publication type:

Article

The synthesis of 1-alkyl-4a-(4-chlorophenyl)- 4,4a-dihydropyrimido[6,1- a]isoindol-9(3 H)-one.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 445, doi. 10.1002/jhet.5570250217

By:

Eberle, Marcel K.;
Brzechffa, Leszek

Publication type:

Article

12 H-dibenzo[ d,g][1,3,2]dioxaphosphocins: Synthesis, structures and 'through-space' spin-spin coupling in their NMR spectra.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 575, doi. 10.1002/jhet.5570250241

By:

Goddard, John D.;
Payne, Alan W.;
Cook, Nick;
Luss, Henry R.

Publication type:

Article

Stereochemistry and bonding in N-substituted-2-phenyl-3-cyanoaziridines.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 353, doi. 10.1002/jhet.5570250201

By:

Keifer, Paul A.;
Nagel, Donald L.;
Cromwell, Norman H.

Publication type:

Article

Synthesis of an optically active 4-acetoxyazetidinone intermediate for penems and carbapenems.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 487, doi. 10.1002/jhet.5570250225

By:

Häbich, Dieter;
Hartwig, Wolfgang;
Born, Liborius

Publication type:

Article

On the mechanism of a novel 3(2 H)-Furanone-2(5 H)-furanone rearrangement.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 603, doi. 10.1002/jhet.5570250245

By:

Mack, Robert A.;
Carroll, Patrick J.;
Georgiev, Vassil St.

Publication type:

Article

Synthesis of 5-phenylpyrrolo[1,2- b][1,2,5]-triazepin-2(3 H)-ones.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 517, doi. 10.1002/jhet.5570250230

By:

Hamer, R. Richard L.;
Effland, Richard C.;
Klein, Joseph T.;
Huger, Francis P.;
Wilker, Jeffrey C.

Publication type:

Article

Regioselectivity in methylation and phenylation of the zwitterionic pyrido[2,1- f]-as-triazinium-1- and 3-olates and thiolates.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 437, doi. 10.1002/jhet.5570250216

By:

Bátori, Sándor;
Messmer, András

Publication type:

Article

Amidrazones 11. Rearrangement of 1-allyl-substituted-4,5-dihydro-1-methyl-1 H-pyrazolium bromides.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 415, doi. 10.1002/jhet.5570250212

By:

Smith, Richard F.;
Dennis, Lisa A.;
Ryan, William J.

Publication type:

Article

A new regioselective synthesis of 2,3,4,5-tetrahydro-6 H-oxepino[3,2- c]pyran-6-ones, and [1]benzopyran-6-ones.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 647, doi. 10.1002/jhet.5570250252

By:

Bravo, Pierfrancesco;
Frigerio, Massimo;
Ticozzi, Calimero

Publication type:

Article

Indole derivatives. 1. Synthesis of tetracyclic mesoionic pyrimido[3,2:2′,3′]- as-triazino[5′,6′- b]indole-2,4-diones.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 475, doi. 10.1002/jhet.5570250223

By:

Mbagwu, Godwin O.;
Bullock, Boris;
Greer, Onza

Publication type:

Article

Synthesis of 3,4-Dihydro-2-methyl-3-oxo- N-aryl-2 H-[1]benzothieno[3,2- e1,2-thiazine-4-carboxamide 1,1-Dioxides.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 639, doi. 10.1002/jhet.5570250250

By:

Marfat, A.;
Chambers, R. J.

Publication type:

Article

An unusual ring transformation: Reaction of phenyl 4-chromone-3-sulfonate with methyl 3-aminocrotonate.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 699, doi. 10.1002/jhet.5570250263

By:

Löwe, Werner;
Jeske, Peter;
Kradepohl, Anneliese

Publication type:

Article

Synthèse d'oxaphénalènes substitués en position 2 par un groupement électro-attractif.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 539, doi. 10.1002/jhet.5570250234

By:

Buisson, Jean-Pierre;
Royer, René

Publication type:

Article

Preparation and proton spectra of 1-aryl-1,2-dihydro-2-quinolones.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 381, doi. 10.1002/jhet.5570250205

By:

Wawzonek, Stanley;
Van Truong, Thien

Publication type:

Article

Synthesis of certain exocyclic thiazole nucleosides related to tiazofurin. Formation of a unique acycloaminonucleoside.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 623, doi. 10.1002/jhet.5570250248

By:

Sanghvi, Yogesh S.;
Larson, Steven B.;
Robins, Roland K.;
Revankar, Ganapathi R.;
Gupta, Pranab K.;
George, Rose D.;
Dalley, N. Kent

Publication type:

Article

Potential cerebral perfusion agents. Synthesis and evaluation of a 1,4-disubstituted dihydropyridine analogue.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 667, doi. 10.1002/jhet.5570250256

By:

Srivastava, Prem C.;
Knapp, Furn F.;
Pruitt, Carol D.

Publication type:

Article

C-Nucleosides. 8. Synthesis of 5-hydroxy-2-(β-D-ribofuranosyl)pyridine.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 503, doi. 10.1002/jhet.5570250227

By:

Maeba, Isamu;
Suzuki, Makoto;
Takahashi, Naoko;
Iijima, Takashi;
Furukawa, Hiroshi

Publication type:

Article

Tetrakis(alkylthio)thieno[3,4- c]thiophene: Synthesis, stability, and reactivity.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 559, doi. 10.1002/jhet.5570250238

By:

Yoneda, Shigeo;
Tsubouchi, Kenji Ozaki, Akira;
Kojima, Hideo;
Yanagi, Kazunori

Publication type:

Article

Régio et périsélectivité de réactions de diels-alder et des cycloadditions dipolaires-1,3 avec une triazépine-1,2,4: Approche théorique.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 453, doi. 10.1002/jhet.5570250219

By:

Hasnaoui, A.;
El Messaoudi, M.;
El Mouthadi, M.;
Goupil, J.-M.;
Lavergne, J.-P.

Publication type:

Article

Dibenzo[ d,h][1,3,6,7,2]dioxadithiasilonin: Synthesis and characterization.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 681, doi. 10.1002/jhet.5570250259

By:

Pastor, Stephen D.;
Denney, Dorothy Z.

Publication type:

Article

Synthesis of 3-(2-Aminoethyl)pyrrole Derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 635, doi. 10.1002/jhet.5570250249

By:

Demopoulos, Vassilis J.

Publication type:

Article

Some novel mesoionic bispurinone analogs: Studies on preparation and characterization.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 571, doi. 10.1002/jhet.5570250240

By:

Mbagwu, Godwin O.;
Garland, Rickie

Publication type:

Article

Reaction of ketenes with N,N-disubstituted α-aminomethyleneketones. XIX. Synthesis of N,N-disubstituted 4-amino-3-phenyl-2 H-furo[2,3- h]-1-benzopyran-2-ones (4-amino-3-phenylangelicins). Crystal and molecular structure of 3-Phenylangelicin.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 407, doi. 10.1002/jhet.5570250211

By:

Mosti, Luisa;
Schenone, Pietro;
Menozzi, Giulia;
Sancassan, Fernando;
Baccichetti, Francarosa;
Benetollo, Franco;
Bombieri, Gabriella

Publication type:

Article

<sup>17</sup>O NMR investigation of acetyl and formylthiophenes, furans and pyrroles.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 643, doi. 10.1002/jhet.5570250251

By:

Boykin, David W.;
Rhodes, R. Allen

Publication type:

Article

The synthesis of a series of (α-amino)indol-3-yl ketones.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 469, doi. 10.1002/jhet.5570250222

By:

Sanchez, Joseph P.;
Parcell, Robert F.

Publication type:

Article

Long range heteronuclear chemical shift correlation with one bond modulation decoupling: Phenanthro[1,2- b]thiophene.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 693, doi. 10.1002/jhet.5570250262

By:

Kruger, Diana K.;
Martin, Gary E.;
McKenney, J. Dew;
Castle, Raymond N.

Publication type:

Article

Synthesis of 7,8,9,10-tetrahydropyrido[3′,4′:4,5]pyrrolo[2,3- c]quinolines.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 535, doi. 10.1002/jhet.5570250233

By:

Schönafinger, Karl;
Yasenchak, Christine M.;
Vollman, Anne;
Ong, Helen H.

Publication type:

Article

The photoreduction of 8-substituted 5-deazaflavins and the 5-deazaflavin catalyzed photoreduction of methyl viologen.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 375, doi. 10.1002/jhet.5570250204

By:

Link, Paul A. J.;
Van Der Plas, Henk C.;
Müller, Franz

Publication type:

Article

Synthese et isomerisation de methoxycarbonyl-5 dihydropyrannones-2.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 599, doi. 10.1002/jhet.5570250244

By:

Rocher, Jean-Philippe;
Ahmar, Mohammed;
Paris, Joelle

Publication type:

Article

Synthesis of some pyrrolobenzothiadiazonines.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 431, doi. 10.1002/jhet.5570250215

By:

Cheeseman, G. W. H.;
Varvounis, G.

Publication type:

Article

Etude des voies d'accès aux aminométhyl benzo[ g]isoquinoléinediones-5,10. Mise en évidence d'une substitution anormale au cours de la réaction de Bischler-Napieralski en série diméthoxy-1,4 naphthalène

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 661, doi. 10.1002/jhet.5570250255

By:

Croisy-Delcey, Martine;
Huel, Christiane;
Bisagni, Emile

Publication type:

Article

Synthesis of imidazo[5,4- d] [1,3]thiazines: X-ray structure of N-methyl- N′-[5-(methylamino)-3-nonylimidazo[5,4- d] [1,3]thiazin-7(3 H)-ylidene]thiourea.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 495, doi. 10.1002/jhet.5570250226

By:

Grözinger, Karl G.;
Onan, Kay D.

Publication type:

Article

Synthesis of 1-Aryl-1 H-pyrazolecarbonitriles and related derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 555, doi. 10.1002/jhet.5570250237

By:

Beck, James R.;
Lynch, Michael P.;
Wright, Fred L.

Publication type:

Article

The synthesis and transformations of 9 H-imidazo[1,2- b]pyrazolo[4,3- d]-pyridazine and 9 H-pyrazolo[4,3- d]-s-triazolo[4,3- b]pyridazine derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 393, doi. 10.1002/jhet.5570250208

By:

Stanovnik, Branko;
Furlan, Borut;
Kupper, Marko;
Malež, Lidija;
Štimac, Anton;
Tišler, Miha;
Žličar, Marko

Publication type:

Article

Aktive malonester als synthons für heterocyclen: Eine methode zur herstellung von 4-hydroxy-2(1 H)-pyridonen.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 463, doi. 10.1002/jhet.5570250221

By:

Kappe, Thomas;
Ajili, Samir;
Stadlbauer, Wolfgang

Publication type:

Article