Works matching IS 0022152X AND DT 1982 AND VI 19 AND IP 2

Results: 49

4-Hydroxycoumarin/2-hydroxychromone tautomerism: Infrared spectra of 2-<sup>13</sup>c and 3-D labeled 4-hydroxycoumarin and its anion.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 385, doi. 10.1002/jhet.5570190234

By:

Obaseki, Andrew O.;
Porter, William R.;
Trager, William F.

Publication type:

Article

Synthesis and biological evaluation of certain 4-alkylamino and 4-arylalkylamino derivatives of the imidazo[4,5- d]pyridazine and v-triazolo[4,5- d]pyridazine ring systems.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 285, doi. 10.1002/jhet.5570190212

By:

Chen, Shih-Fong;
Panzica, Raymond P.;
Dexter, Daniel L.;
Chu, Ming-Yu Wang;
Calabresi, Paul

Publication type:

Article

Studies on new routes for the synthesis of 4- and 5-aminoimidazole nucleoside derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 233, doi. 10.1002/jhet.5570190202

By:

García-Lopez, M. Teresa;
Herranz, Rosario

Publication type:

Article

Thiophene systems. 7. Pyrido[3,2- b]thieno[3,4- e][1,4]diazepine derivatives with potential cns activity.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 391, doi. 10.1002/jhet.5570190235

By:

Press, Jeffery B.;
Hofmann, Corris M.;
Wiegand, Gretchen E.;
Safir, Sidney R.

Publication type:

Article

Synthesis of 2- S-dioxo isosteres of purine and pyrimidine nucleosides. II.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 305, doi. 10.1002/jhet.5570190217

By:

Fernández-Resa, Piedad;
Stud, Manfred

Publication type:

Article

A carbon 13-NMR assignment study of a series of oxetanes derived from carbonyl compounds and furan and thiophene derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 317, doi. 10.1002/jhet.5570190220

By:

Bolívar, R. A.;
Doppert, K.;
Rivas, C.

Publication type:

Article

On the reactivity of N-benzylpyrimidinium salts with nitrogen nucleophiles.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 373, doi. 10.1002/jhet.5570190231

By:

Dlugosz, A.;
van der Plas, H. C.;
Van Veldhuizen, A.

Publication type:

Article

Synthesis of α-carboxy-γ-butyrolactones by rearrangement of capto-dative cyclopropanes on silica surfaces.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 369, doi. 10.1002/jhet.5570190230

By:

Alonso, Miguel E.;
Gómez, Matilde;
De Sierraalta, Sarah P.;
Patricia, Jano S.

Publication type:

Article

Reissert compound studies. XLIII. The pyrido[2,3- b]pyrazine reissert compound.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 425, doi. 10.1002/jhet.5570190242

By:

Veeraraghavan, S.;
Popp, F. D.

Publication type:

Article

A synthesis of 5-amino- and 5-hydroxy-l-ethyl-1,4-dihydrio-4-oxo-3-quinolinecarboxylic acids and their derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 289, doi. 10.1002/jhet.5570190213

By:

Tamura, Yasumitsu;
Fujita, Masanobu;
Chen, Ling Ching;
Ueno, Kyoji;
Kita, Yasuyuki

Publication type:

Article

Etude de l'acylation de l'acétyl-3 acétoxy-8 indolizine par action de chlorures d'acide en présence de chlorure d'aluminium.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 337, doi. 10.1002/jhet.5570190224

By:

Sliwa, Henri;
Blondeau, Dominique

Publication type:

Article

Heterocycles. Part I. A new route to the synthesis of substituted 2-aminopyrimidines.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 415, doi. 10.1002/jhet.5570190240

By:

El-Rayyes, N. R.

Publication type:

Article

New synthesis of 2-nitroimidazoles.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 253, doi. 10.1002/jhet.5570190206

By:

Davis, Dwight P.;
Kirk, Kenneth L.;
Cohen, Louis A.

Publication type:

Article

Synthesis of 3 H-pyrazol-3-one derivatives containing a 9 H-thioxanthene ring.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 437, doi. 10.1002/jhet.5570190246

By:

Okabayashi, Ichizo

Publication type:

Article

Sur l'orientation et les anomalies de l'acetylation des Bz-méthoxy nitro-2 benzofurannes.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 279, doi. 10.1002/jhet.5570190211

By:

Clavel, Jean-Marc;
Guillaumel, Jean;
Demerseman, Pierre;
Royer, Rene

Publication type:

Article

Fused- s-triazino heterocycles IX. 1,3,4,6,9b-pentaazaphenalenes and 1,3,6,9b-tetraazaphenalenes: Amino and alkoxy derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 357, doi. 10.1002/jhet.5570190228

By:

Shaw, John T.;
Coffindaffer, Timothy W.;
Stimmel, Julie B.;
Lindley, Patricia M.

Publication type:

Article

Synthesis of some 5,10,15,20-tetraalkylchlorin and tetraalkylporphyrin complexes of transition metals.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 409, doi. 10.1002/jhet.5570190239

By:

Ulman, Abraham;
Fisher, Diane;
Ibers, James A.

Publication type:

Article

Selenium heterocycles. XXXIII.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 227, doi. 10.1002/jhet.5570190201

By:

Shafiee, A.;
Sattari, S.

Publication type:

Article

Synthése d'héterocycles. XX.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 421, doi. 10.1002/jhet.5570190241

By:

Del Carmen Chacón, María;
Del Carmen Pardot, María;
Soto, José Luis;
Lorente, Antonio;
Fuentes, Luis

Publication type:

Article

Chemistry of the phenoxathiins and isosterically related heterocycles. XX.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 241, doi. 10.1002/jhet.5570190204

By:

Jay, Michael;
Martin, Gary E.

Publication type:

Article

Reactions between 4-hydroxy-6-methyl-2-pyrone and aldehydes both in the absence and the presence of added thiols.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 335, doi. 10.1002/jhet.5570190223

By:

de March, P.;
Moreno-Mañas, M.;
Pi, R.;
Trius, A.

Publication type:

Article

Les systèmes biphasiques. 3. Alkylation des purines en catalyse par transfert de phase.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 249, doi. 10.1002/jhet.5570190205

By:

Hedayatullah, Mir

Publication type:

Article

Acylations of 1,10-dilithiophenothiazine. A new synthesis of 1-formylphenothiazine.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 433, doi. 10.1002/jhet.5570190245

By:

Hallberg, Anders;
Martin, Arnold

Publication type:

Article

Action de réactifs nucléophiles sur les phényl-5 thiéno[3,2- b]pyrannone-7 et phényl-2 benzo[ b]thiéno[3,2- b]pyrannone-4.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 327, doi. 10.1002/jhet.5570190222

By:

Netchitaílo, Pierre;
Decroix, Bernard;
Morel, Jean

Publication type:

Article

Synthesis of 2 H-chromeno[2,3- d]pyrimidine-2,4-(3 H)-diones (10-Oxa-5-deazaflavins) and their use in the oxidation of benzyl alcohol.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 301, doi. 10.1002/jhet.5570190216

By:

Yoneda, Fumio;
Hirayama, Ryoichi;
Yamashita, Machiko

Publication type:

Article

Unusual formation of an oxetane ring. Molecular and crystal structure of 2a-acetyl-3-(1-methoxyethylidene)-5a-methylcyclopenta[ b]oxetan-4-one.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 353, doi. 10.1002/jhet.5570190227

By:

Adembri, Giorgio;
Donati, Donato;
Lampariello, Lucia R.;
Scotton, Mirella

Publication type:

Article

Studies on pyrazines. 7.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 407, doi. 10.1002/jhet.5570190238

By:

Sato, Nobuhiro;
Arai, Shinji

Publication type:

Article

Convenient preparation of N-substituted 2-amino-4 H-3,l-benzoxazin-4-ones and 3-substituted 2,4(1 H,3 H)-quinazolinediones.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 269, doi. 10.1002/jhet.5570190209

By:

Papadopoulos, E. P.;
Torres, C. D.

Publication type:

Article

Electron impact mass spectrometry of 2,5-bis( p-R-phenyl)thiophenes.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 447, doi. 10.1002/jhet.5570190249

By:

Jiménez, R.;
Cortés, E.

Publication type:

Article

Studies on quinones. VIII.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 381, doi. 10.1002/jhet.5570190233

By:

Cassis, R.;
Tapia, R.;
Valderrama, J.

Publication type:

Article

Réaction des carbanions maloniques sur le S-méthyl ϵ-thiocaprolactime.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 431, doi. 10.1002/jhet.5570190244

By:

Lhommet, Gérard;
Richaud, Marie Geneviève;
Maitte, Pierre

Publication type:

Article

Synthése de la benzopyranno[1][2,3- b]quinoxalinone-12.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 349, doi. 10.1002/jhet.5570190226

By:

Vinot, Nicole;
Maitte, Pierre

Publication type:

Article

Natural benzofurans: Synthesis of isopterofuran.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 299, doi. 10.1002/jhet.5570190215

By:

Scannell, Ralph T.;
Stevenson, Robert

Publication type:

Article

A comparative study of the rearrangement of some 6- and 7-halo-substituted 3-amino-3,4-dihydro-l-hydroxycarbostyrils in concentrated hydrohalic acids.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 401, doi. 10.1002/jhet.5570190237

By:

Mccord, Tommy J.;
Crawford, Charles P.;
Rabon, James A.;
Gage, Larry D.;
Winter, J. Mark;
Davis, Alvie L.

Publication type:

Article

Synthèse de triazolo-1,2,3 nucléosides par cycloaddition entre azotures de glycosyle et acétyléniques ativés.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 263, doi. 10.1002/jhet.5570190208

By:

Chrétien, Francoise;
Gross, Bernard

Publication type:

Article

Synthèse d'amino-3 thiophènes a partir d'aryl-et d'hétaryl-acétonitrile.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 443, doi. 10.1002/jhet.5570190248

By:

Kirsch, G.;
Cagniant, Mme D.;
Cagniant, P.

Publication type:

Article

Synthesis of as-triazino[5,6- b]quinoline, a new heterocyclic ring system.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 313, doi. 10.1002/jhet.5570190219

By:

Hajpál, István;
Berényi, Edit

Publication type:

Article

Synthesis of heterocycles. Part V.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 273, doi. 10.1002/jhet.5570190210

By:

Eweiss, N. F.

Publication type:

Article

Mass spectral fragmentation patterns of 3,3-dimethyl-2,3,4,5,10,11-hexahydro-11-( o- and p- R-phenyl)-1 H-dibenzo- [ b,e][1,4]diazepin-1-ones. II.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 321, doi. 10.1002/jhet.5570190221

By:

Arellano, M. del R.;
Martínez, R.;
Cortés, E.

Publication type:

Article

Synthesis of pyrido[3,4- b]pyrano[3,4- b]indoles.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 377, doi. 10.1002/jhet.5570190232

By:

Freter, Kurt;
Fuchs, Victor

Publication type:

Article

Synthesis and reactivity of 4-substituted-2,3-dihydrobenzo-1,4-thiazines.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 237, doi. 10.1002/jhet.5570190203

By:

Florio, Saverio;
Leng, John L.;
Stirling, Charles J. M.

Publication type:

Article

Unsymmetrically substituted furoxans. VII.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 427, doi. 10.1002/jhet.5570190243

By:

Calvino, R.;
Fruttero, R.;
Gasco, A.;
Mortarini, V.;
Aime, S.

Publication type:

Article

Preparation of some 4 H-1,3,2-benzothioxaborine and 1 H,4 H-1,3,2-benzazoxaborine.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 297, doi. 10.1002/jhet.5570190214

By:

Bernard, Angela Maria;
Cocco, Maria Teresa;
Plumitallo, Antonio;
Secci, Mario

Publication type:

Article

Dérives de l'imidazo[2,1- b]thiazole. V. Transposition allylique observée au cours de la synthése d'(imino-2 alkyl-3 thiazolinyl-4) acetates d'ethyle et de (dihydro-5,6 imidazo[2,1- b]thiazolyl-3) acetates d'éthyle.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 343, doi. 10.1002/jhet.5570190225

By:

Robert, Jean-Francois;
Panouse, Jacques J.

Publication type:

Article

Oxidation of 4-chromanones with thallium(III) nitrate.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 395, doi. 10.1002/jhet.5570190236

By:

Ciattini, Pier Giuseppe;
Morera, Enrico;
Ortar, Giorgio

Publication type:

Article

Reaction of ketenes with N,N-disubstituted α-aminomethyleneketones. XII. Synthesis of N,N-disubstituted 4-amino-3-chloro-6-(2-methyl-l-propenyl) (2-phenylethenyl)-2 H-pyran-2-ones.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 257, doi. 10.1002/jhet.5570190207

By:

Bargagna, Alberto;
Schenone, Pietro;
Bondavalli, Francesco;
Longobardi, Mario

Publication type:

Article

Synthesis of benzo[1,2]phenaleno[ bc]thiophenes.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 439, doi. 10.1002/jhet.5570190247

By:

Pratap, Ram;
Castle, Raymond N.;
Lee, Milton L.

Publication type:

Article

Synthesis of 6-(2-nitrobenzyl)-3,5-dioxo-2,3,4,5-tetrahydro- as-triazine and some derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 309, doi. 10.1002/jhet.5570190218

By:

Hajpál, István;
Berenyi, Edit

Publication type:

Article

Synthesis and chemical reactivity of indenoisoxazoles.

Published in:

Journal of Heterocyclic Chemistry, 1982, v. 19, n. 2, p. 363, doi. 10.1002/jhet.5570190229

By:

Lemke, Thomas L.;
Sawhney, Kailash N.;
Lemke, B. Kaye

Publication type:

Article