Works matching IS 0022152X AND DT 1981 AND VI 18 AND IP 2

Results: 50

Chemical constitution and activity of bipyridinium herbicides. Part XIV. Reduction potential and herbicidal activity of 4,4′-(1,3,4-thiadiazole-2,5-diyl)- and 4,4′-(1,3,4-oxadiazole-2,5-diyl)bis(1-methylpyridinium) diiodides.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 409, doi. 10.1002/jhet.5570180236

By:

Kennedy, Debra A.;
Summers, Lindsay A.

Publication type:

Article

Reactions of some benzofuran derivatives with amides, nitriles and hydrazines.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 371, doi. 10.1002/jhet.5570180229

By:

Abd el Rahman, A. H.;
Kandeel, E. M.

Publication type:

Article

Temperature dependent <sup>1</sup>H Nmr studies of the complexation of synthetic macrocyclic multidentate compounds with primary alkylammonium salts. A short review.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 233, doi. 10.1002/jhet.5570180203

By:

Baxter, Steven L.;
Bradshaw, Jerald S.

Publication type:

Article

Synthesis and characterization of some bifunctional 2b:2:1 cryptands.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 297, doi. 10.1002/jhet.5570180214

By:

Gansow, Otto A.;
Kausar, A. Rashid;
Triplett, Kelly B.

Publication type:

Article

An improved synthesis of 1-methyl-2,5-piperazinedione.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 423, doi. 10.1002/jhet.5570180242

By:

Harris, Thomas D.;
Reilly, Timothy J.;
Delprincipe, Joseph A.

Publication type:

Article

Reactions of hydrazidoyl chlorides with sodium N,N-dialkyldithiocarbamates.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 411, doi. 10.1002/jhet.5570180237

By:

Kaugars, Girts;
Rizzo, Victor L.

Publication type:

Article

Synthesis of pyrano[3,4- c]pyrazole and pyrazolo[3,4- d][1,2]diazepine derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 271, doi. 10.1002/jhet.5570180208

By:

Migliara, Onofrio;
Sprio, Vincenzo

Publication type:

Article

A photochemical synthesis of 11 H-benzo[ a]carbazole.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 439, doi. 10.1002/jhet.5570180248

By:

Olsen, Robert J.;
Cummings, O. William

Publication type:

Article

Tricyclic thiazolo[3,2- a]thiapyrano[4,3- d]pyrimidines and related analogs as potential anti-inflammatory agents.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 327, doi. 10.1002/jhet.5570180219

By:

Rovnyak, George;
Shu, Virginia;
Schwartz, Joseph

Publication type:

Article

Oxidative ring-expansion of benzothiazolines into 1,4-benzothiazines.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 279, doi. 10.1002/jhet.5570180210

By:

Liso, Gaetano;
Trapani, Giuseppe;
Latrofa, Andrea;
Marchini, Paolo

Publication type:

Article

Reissert compound studies. XL. The first monocyclic reissert compounds.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 443, doi. 10.1002/jhet.5570180250

By:

Veeraraghavan, Seshadri;
Bhattacharjee, Debkumar;
Popp, Frank D.

Publication type:

Article

Reactions of 3-acetyltropolone methyl ethers with o-phenylenediamine. Formation of cyclohepta[ b][1,5]benzodiazepine.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 335, doi. 10.1002/jhet.5570180221

By:

Imafuku, Kimiaki;
Yamane, Akio;
Matsumura, Hisashi

Publication type:

Article

Displacement of the indolyl sulfide linkage in the synthesis of 3-substituted indoles.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 391, doi. 10.1002/jhet.5570180232

By:

Bennett, Richard;
Maggiolo, Allison;
Shah, Tushar

Publication type:

Article

Displacement-cyclization reactions of mono-substituted hydrazines with chloronitrobenzenes and chloronitropyrimidines. New routes to 8-azapurine and benzopyrazole derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 351, doi. 10.1002/jhet.5570180225

By:

Defusco, A. A.;
Strauss, M. J.

Publication type:

Article

Pyridazines: (thiényl-2)-3 pyridazine, quelques (thiényl-2)-3 pyridazines substituées en 6 et systèmes à noyaux condensés dérivés.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 425, doi. 10.1002/jhet.5570180243

By:

Bourguignon, Jean;
Bécue, Christian;
Queguiner, Guy

Publication type:

Article

Amidrazones. VII.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 319, doi. 10.1002/jhet.5570180218

By:

Smith, Richard F.;
Soelch, Richard R.;
Feltz, Timothy P.;
Martinelli, Michael J.;
Geer, Susan M.

Publication type:

Article

Benzomorphan related compounds. XIV.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 263, doi. 10.1002/jhet.5570180207

By:

Bosch, Joan;
Mauleón, David;
Boncompte, Fontsanta;
Granados, Ricardo

Publication type:

Article

The preparation of some biisothiazolylidenes.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 437, doi. 10.1002/jhet.5570180247

By:

Clark, Peter D.;
Mckinnon, David M.

Publication type:

Article

Studies in the heterocyclic series. XIX. Synthesis of 1,4-diazaphenothiazine and its benzo derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 405, doi. 10.1002/jhet.5570180235

By:

Okafor, Charles O.

Publication type:

Article

Studies on the synthesis of heterocyclic compounds. Part V. A novel synthesis of some pyridazin-4-(1 H)one derivatives and their reaction with hydrazine.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 333, doi. 10.1002/jhet.5570180220

By:

Plescia, Salvatore;
Daidone, Giuseppe;
Fabra, Jole;
Sprio, Vincenzo

Publication type:

Article

Action du dicétène sur la benzoylcyanamide: La benzoylamino-2 méthyl-6 oxazine-1,3 one-4.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 433, doi. 10.1002/jhet.5570180246

By:

Perronnet, Jacques;
Girault, Pierre;
Taliani, Laurent

Publication type:

Article

Carbocyclic analogs of thymine nucleosides and related 1-substituted thymines.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 383, doi. 10.1002/jhet.5570180231

By:

Shealy, Y. Fulmer;
O'Dell, C. Allen;
Thorpe, Martha C.

Publication type:

Article

Functionalization of substituted 2-(1 H)pyridones. I. A novel synthesis of a-arylgyloxylates and related systems.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 367, doi. 10.1002/jhet.5570180228

By:

Showalter, H. D. Hollis;
Haskell, Theodore H.

Publication type:

Article

A review of the chemistry of the antitumor benzo[ c]phenanthridine alkaloids nitidine and fagaronine and of the related antitumor alkaloid coralyne.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 223, doi. 10.1002/jhet.5570180202

By:

Phillips, Steven D.;
Castle, Raymond N.

Publication type:

Article

Synthesis of 1-methyl- and 1-ethoxycarbonyl-2-phenylcarbamoylpiperidazines as potential anticonvulsant agents.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 293, doi. 10.1002/jhet.5570180213

By:

Kornet, Milton J.;
Chu, John

Publication type:

Article

Synthesis of 3-Acyl-1,2-benzisoxazoles.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 347, doi. 10.1002/jhet.5570180224

By:

Yamamori, Teruo;
Hiramatsu, Yoshiharu;
Adachi, Ikuo

Publication type:

Article

The chemistry of carbazole. VI. On the formation of N-ethylcarbazoles in the cadogan reaction.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 315, doi. 10.1002/jhet.5570180217

By:

Tsunashima, Yutaka;
Kuroki, Masatane

Publication type:

Article

Azachrysene preparation.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 207, doi. 10.1002/jhet.5570180201

By:

Hearn, Michael J.;
Swanson, Sarah L.

Publication type:

Article

The unusual formation of pyrrolo[1,2- a]pyrazines in the reaction of alkylpyrazine anions with trans-1,2-dichloroethylene.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 445, doi. 10.1002/jhet.5570180251

By:

Houminer, Yoram

Publication type:

Article

The photochemical reactions of 5 H-benzo[ a]phenoxazin-5-one with alkylthiols and thiophenol.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 259, doi. 10.1002/jhet.5570180206

By:

Ueno, Yoshio;
Takeuchi, Yutaka;
Koshitani, Jinya;
Yoshida, Takatoshi

Publication type:

Article

Stereospecific synthesis of 2,3-disubstituted 1,4-benzodioxans.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 415, doi. 10.1002/jhet.5570180239

By:

Proietti, Gabriele;
Corsano, Stefano;
Castagnino, Enzo

Publication type:

Article

Synthesis and reactions of 1-[1-oxido-2-(3,4)-pyridinyl]-2-methyloxiranes with nitrogen nucleophiles.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 375, doi. 10.1002/jhet.5570180230

By:

Avasthi, Kamlakar;
Knaus, Edward E.

Publication type:

Article

Tetrahydro-2-thioxo-2 H-1,3,5-thiadiazin-4-ones and their derivatives representing a novel heterocyclic ring system.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 283, doi. 10.1002/jhet.5570180211

By:

Bélai, Iván;
Sohár, PÁL;
Maekawa, Kazuyuki;
Párkányi, László;
Matolcsy, GyÖRgy

Publication type:

Article

Cyclisation des amides d'acides phénylthio-1 glyoxaliques avec les dérives carbonylés.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 419, doi. 10.1002/jhet.5570180241

By:

Girault, Pierre;
Perronnet, Jacques

Publication type:

Article

New synthesis of chalcogenolactones. 1 H,3 H-benzo[ c]selenophen-1-one, 1 H,3 H-benzo[ c]tellurophen-1-one and the related 3,4-dihydro-1 H-2-benzoselenin-1-one and 3,4-dihydro-1 H-2-benzotellurin-1-one.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 343, doi. 10.1002/jhet.5570180223

By:

Loth-Compère, M.;
Luxen, A.;
Thibaut, Ph.;
Christiaens, L.;
Renson, M.;
Guillaume, M.

Publication type:

Article

Synthesis of 5 H-benzoxazolo[3,2- a]quinazolin-5-ones.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 287, doi. 10.1002/jhet.5570180212

By:

Kim, Dong Han

Publication type:

Article

Thermal decomposition of 2-amino-3-aziridino-1,4-naphthoquinones.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 399, doi. 10.1002/jhet.5570180234

By:

Antonini, Ippolito;
Claudi, Francesco;
Cristalli, Gloria;
Grifantini, Mario;
Martelli, Sante

Publication type:

Article

The electron impact fragmentation of 3- and 4-styrylpyridazine.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 255, doi. 10.1002/jhet.5570180205

By:

Heresch, Franz;
Allmaier, Guenter;
Heinisch, Gottfried

Publication type:

Article

Chemistry of the phenoxathiins and isosterically related heterocycles. XV.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 431, doi. 10.1002/jhet.5570180245

By:

Turley, James C.;
Martin, Gary E.

Publication type:

Article

Ring transformations of 4 H-pyrans. Pyridines from 2-amino-4 H-pyrans.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 309, doi. 10.1002/jhet.5570180216

By:

Seoane, Carlos;
Soto, José L.;
Zamorano, Pilar;
Quinteiro, Margarita

Publication type:

Article

Structural effects on the acidity of E-α-phenyl-β-arylacrylic acids.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 395, doi. 10.1002/jhet.5570180233

By:

Maccarone, Emanuele;
Mamo, Antonino;
Perrini, Giancarlo;
Torre, Michele

Publication type:

Article

The Dimer of Δ<sup>1(8)</sup>-Dehydropyrrolizidine and Its Reduction.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 413, doi. 10.1002/jhet.5570180238

By:

Sumoto, Kunihiro;
Fujii, Skinichiro;
Yamashita, Osamu;
Somehara, Takao;
Miyano, Seiji

Publication type:

Article

Synthesis of nectriapyrone.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 363, doi. 10.1002/jhet.5570180227

By:

Abramson, Hanley N.;
Wormser, Henry C.

Publication type:

Article

Carbon-13 Nmr spectroscopy of methoxy- and acetoxyaurones.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 275, doi. 10.1002/jhet.5570180209

By:

Sharma, Anil;
Chibber, S. S.

Publication type:

Article

Synthesis of 3-Coumaryl Phenyl Sulfones or Sulfoxides.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 441, doi. 10.1002/jhet.5570180249

By:

Merchant, J. R.;
Shah, P. J.

Publication type:

Article

Reductive dimerization of 1,3,4,6-tetramethyl-2-phenylpyrimidinium bistetrafluoborate.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 417, doi. 10.1002/jhet.5570180240

By:

Douglass, James E.;
Bumgarner, David L.

Publication type:

Article

Formation of flavans in reactions of 4-hydroxycoumarin with flavylium salts.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 429, doi. 10.1002/jhet.5570180244

By:

Jurd, Leonard

Publication type:

Article

Alkylation des pyrimidines en catalyse par transfert de phase.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 339, doi. 10.1002/jhet.5570180222

By:

Hedayatullah, Mir

Publication type:

Article

S-demethylation of nitrogen heterocycles.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 303, doi. 10.1002/jhet.5570180215

By:

Chen, Shih-Fong;
Panzica, Raymond P.

Publication type:

Article

1-Acetamido-17-carbomethoxydihydrothebainone.

Published in:

Journal of Heterocyclic Chemistry, 1981, v. 18, n. 2, p. 357, doi. 10.1002/jhet.5570180226

By:

Archer, Sydney;
Okaniwa, Kenichiro;
Schepis, Dominic J.;
Moharir, Yadunath E.;
Klinowski, Carl W.

Publication type:

Article