Works matching IS 0022152X AND DT 1994 AND VI 31 AND IP 4

Results: 67

Acetylation of a heterocyclic enaminonitrile: Unambiguous structural assignment using NMR methods.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 749, doi. 10.1002/jhet.5570310410

By:

Dell, Colin P.;
Howe, Trevor J.;
Prowse, Will G.

Publication type:

Article

On triazoles. XXXIII.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 997, doi. 10.1002/jhet.5570310450

By:

Pongó, LÁSzló;
Sohár, PÁL;
Reiter, JÓZsef;
Dvortsák, Péter;
Bujtás, György

Publication type:

Article

Chromatographic and spectroscopic properties of regioisomers of some 1 H-1,5-benzodiazepines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 813, doi. 10.1002/jhet.5570310421

By:

Vianna-Rodrigues, S.;
Martins-Viana, L.;
Quiroga, J.;
Insuasty, B.;
Abonia, R.;
Baumann, W.

Publication type:

Article

Reactions on the dimethylphenylbenzacridinones. VI.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1061, doi. 10.1002/jhet.5570310461

By:

Martínez, Roberto;
Eduardo, Cortée C.;
Olivia, Salazar E.;
Irma, Linzaga E.

Publication type:

Article

Aminothiazole derivatives. I. A convenient synthesis of monocyclic and condensed 5-aminothiazole derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 877, doi. 10.1002/jhet.5570310432

By:

Uchikawa, Osamu;
Fukatsu, Kohji;
Aono, Tetsuya

Publication type:

Article

Chlorine substituent effects for indole and tryptophan in <sup>13</sup>C NMR.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 711, doi. 10.1002/jhet.5570310403

By:

Lee, Minsu;
Phillips, Robert S.

Publication type:

Article

Synthesis of N-substituted 3-hydroxy-2-methyl-4-pyridones and -pyridonimines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 947, doi. 10.1002/jhet.5570310443

By:

Färber, M.;
Osiander, H.;
Severin, T.

Publication type:

Article

New routes to selectively methylated benzimidazoles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 775, doi. 10.1002/jhet.5570310414

By:

Katritzky, Alan R.;
Rachwal, Stanislaw;
Ollmann, Richard

Publication type:

Article

Self-condensation of ortho-hydroxy-β-chloro-β-nitrostyrenes: Synthesis of some z-11-nitromethylene-11 H-benzofurol[3,2- b].

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1021, doi. 10.1002/jhet.5570310454

By:

Dauzonne, Daniel;
Grandjean, Cyrille

Publication type:

Article

Mono-, and dibenzacridine imines. Synthesis of 1a,11b- dihydrobenz[ c]azirino[α]acridine, 4b,5a-dihydrodibenz[ c,h]- azirino[α]acridine and 1a,13b-dihydrodibenz[ c,j]azirino[α]acridine.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 837, doi. 10.1002/jhet.5570310425

By:

Bazanov, Nina;
Dayan, Yael;
Blum, Jochanan;
Harvey, Ronald G.

Publication type:

Article

Reaction of 2-trifluoromethyl-4 H-3,1-benzoxazin-4-one derivatives with carboethoxymethylenetriphenylphosphorane.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1083, doi. 10.1002/jhet.5570310465

By:

Murphy, Steven M.;
Stanforth, Stephen P.

Publication type:

Article

A study of the photochemically induced electron-transfer reactions between pyridinedicarbonitriles and primary and secondary aliphatic amines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 903, doi. 10.1002/jhet.5570310436

By:

Bernardi, Rosanna;
Caronna, Tullio;
Poggi, Gabriella;
Vittimberga, Bruno M.

Publication type:

Article

Synthesis of.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 733, doi. 10.1002/jhet.5570310407

By:

Okabayashi, Ichizo;
Fujiwara, Hidetoshi

Publication type:

Article

A possible pathway for the reaction of triethyl (1-methylindol-2-yl)borate with cationic electrophiles in the presence of cuprous cyanide.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 977, doi. 10.1002/jhet.5570310447

By:

Ishikura, Minoru;
Terashima, Masanao

Publication type:

Article

6,6-Disubstituted furo[3,4- c]isoxazoles and 7,7-disubstituted pyrano-[3,4- c]isoxazoles from intramolecular cycloaddition reactions.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 797, doi. 10.1002/jhet.5570310418

By:

Schneider, Raphaël;
Gérardin, Philippe;
Loubinoux, Bernard

Publication type:

Article

Synthesis of new v-triazolopyrimidinium salts.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1041, doi. 10.1002/jhet.5570310458

By:

Bátori, S.;
Messmer, A.

Publication type:

Article

Synthetic exploitation of the ring-opening of 3,4-dinitrothiophene. Part 4.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 861, doi. 10.1002/jhet.5570310429

By:

Dell'Erba, Carlo;
Novi, Marino;
Petrillo, Giovanni;
Stagnaro, Paola

Publication type:

Article

Syntheses for 2-hydroxy-2 H-1,4-benzothiazin-3(4 H)-one derivatives as thio analogues of natural hemiacetals.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 809, doi. 10.1002/jhet.5570310420

By:

Sicker, Dieter;
Hartenstein, Holger;
Hazard, Roland;
Tallec, André

Publication type:

Article

Studies on the chemistry of thienoanellated O,N- and S,N-containing heterocycles. 6.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1053, doi. 10.1002/jhet.5570310460

By:

Laimer, Ingrid;
Erker, Thomas

Publication type:

Article

Diels-alder reactivity of vinylsulfoxyallenes.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 871, doi. 10.1002/jhet.5570310431

By:

Wang, Xiaoheng;
Donovalova, Jana;
Hollis, Andrea;
Johnson, Dexter;
Rodriguez, Augusto;
Kennedy, G. Davon;
Krishnan, Ganapathy;
Banks, Harold

Publication type:

Article

Regioselective synthesis of 5-unsubstituted benzyl pyrrole-2-carboxylates from benzyl isocyanoacetate.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 707, doi. 10.1002/jhet.5570310402

By:

Ono, Noboru;
Katayama, Hiromi;
Nisyiyama, Siho;
Ogawa, Takuji

Publication type:

Article

Oxidative halogenation of substituted pyrroles with Cu(II). Part IV. Bromination of 2-(2′-hydroxybenzoyl)pyrrole. A new synthesis of bioactive analogs of monodeoxypyoluteorin.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 941, doi. 10.1002/jhet.5570310442

By:

Petruso, Salvatore;
Bonanno, Silvana;
Caronna, Sergio;
Ciofalo, Maurizio;
Maggio, Benedetta;
Schillaci, Domenico

Publication type:

Article

The reaction of methyl 3-amino-4-cyano-5-methylthiothiophene-2-carboxylate with dmad. A new synthesis of polyfunctionalized quinolines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 771, doi. 10.1002/jhet.5570310413

By:

Tominaga, Yoshinori;
Luo, Jiann-Kuan;
Castle, Raymond N.

Publication type:

Article

Synthesis and characterization of a novel unsymmetrical metal-free phthalocyanine with donor-acceptor substituents.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1017, doi. 10.1002/jhet.5570310453

By:

Liu, Yunqi;
Zhu, Daoben;
Wada, Tatsuo;
Yamada, Akira;
Sasabe, Hiroyuki

Publication type:

Article

Studies on pyrrolidones. Synthesis and reactivity of β-enaminomono-esters and β-enaminomononitriles derived from pyroglutamic acid.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 829, doi. 10.1002/jhet.5570310424

By:

Fasseur, Dominique;
Cauliez, Pascal;
Couturier, Daniel;
Rigo, Benoît;
Defretin, Sebastien

Publication type:

Article

The synthesis and spontaneous resolution of 2-(2-thioxothiazolidin-3-yl)thiazole.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1079, doi. 10.1002/jhet.5570310464

By:

Jasmin, Serge;
Dalton, David R.;
Carroll, Patrick J.;
Kao, Bo-Chan

Publication type:

Article

Steric interactions in 2-substituted imidazoles. The molecular structure of 1-methyl-2-phenylimidazole and 1-methyl-4-phenylimidazole.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 899, doi. 10.1002/jhet.5570310435

By:

Hallows, Wendy A.;
Carpenter, Gene B.;
Pevear, Karen A.;
Sweigart, D. A.

Publication type:

Article

Studies on isocyanides and related compounds. An unusual synthesis of imidazolyloxazolones.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 729, doi. 10.1002/jhet.5570310406

By:

Bossio, Ricardo;
Marcaccini, Stefano;
Pepino, Roberto;
Paoli, Paola

Publication type:

Article

Formation of pyrimidine-5-carboxaldehydes, 1-aminoethylene-2,2-dicarboxaldehyde and 2-amino-4-anilino-1,3,5-triazine from triformylmethane and amidines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 973, doi. 10.1002/jhet.5570310446

By:

Takagi, Kaname;
Bajnati, Abdelilah;
Hubert-Habart, Michel

Publication type:

Article

Annulation reactions of 3-aminoisoquinolin-l(2 H)-one. Synthesis of pyrimido[1,2- b]isoquinolines, pyrido-[2,3- c]isoquinolines and pyrrolo[2,3- c]isoquinolines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 793, doi. 10.1002/jhet.5570310417

By:

Deady, Leslie W.;
Quazi, Nurul H.

Publication type:

Article

Syntheses of substituted 2-(1-methyl-5-nitro-2-benzimidazolyl)quinolines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1037, doi. 10.1002/jhet.5570310457

By:

Alimohammadi, F.;
Abedifard, S.;
Shafiee, A.

Publication type:

Article

Remarkable selectivity in the reaction of l-trityl-2-lithioimidazoles with t-butyl halogenoacetates.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 857, doi. 10.1002/jhet.5570310428

By:

Coutts, Ian G. C.;
Jieng, Shende;
Khandelwahl, Ghanshyam D.;
Wood, Michael L.

Publication type:

Article

Preparation of 3-bromo-2-methylfuran and 4-bromo-2-methylfuran.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1093, doi. 10.1002/jhet.5570310468

By:

Koyanagi, Jyunichi;
Yamamoto, Katsumi;
Nakayama, Kouji;
Tanaka, Akira

Publication type:

Article

Synthesis of 2 H-pyrazolo[3,4- b]pyridin-3-oles via cyclization of pyrazolacrylonitriles.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 925, doi. 10.1002/jhet.5570310439

By:

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

Publication type:

Article

Synthesis of 2 H-pyrano[2,3- b]quinolines. Part I.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 701, doi. 10.1002/jhet.5570310401

By:

Cziáky, Zoltán;
Sebők, Péter

Publication type:

Article

Synthesis of oligonucleotides containing 7-(2-deoxy-β-d- erythro-pentofuranosyl)guanine and 8-amino-2′-deoxyguanosine.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 935, doi. 10.1002/jhet.5570310441

By:

Rao, T. Sudhakar;
Durland, Ross H.;
Revankar, Ganapathi R.

Publication type:

Article

General preparative synthesis of 2′- O-methylpyrimidine ribonucleosides.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 765, doi. 10.1002/jhet.5570310412

By:

Ross, B. S.;
Springer, R. H.;
Vasquez, G.;
Andrews, R. S.;
Cook, P. D.;
Acevedo, O. L.

Publication type:

Article

1,4-Benzodioxin-2(3 H)-one and some of its derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1011, doi. 10.1002/jhet.5570310452

By:

Sampson, Peter;
Crook, Michelle;
Piórko, Adam

Publication type:

Article

Saturated heterocycles. Part 209.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 825, doi. 10.1002/jhet.5570310423

By:

Kóbor, Jenő;
Lázár, János;
Fölöp, Ferenc;
Bernáth, GÁBor

Publication type:

Article

New symmetric and unsymmetric polyfunctionalized 2,2′-bipyridines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1069, doi. 10.1002/jhet.5570310463

By:

De Vains, J. B. Regnouf;
Papet, A. L.;
Marsura, A.

Publication type:

Article

Electron ionization mass spectra of some norbornane/ene-fused 2- N-phenyliminoperhydro-1,3-oxazines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 893, doi. 10.1002/jhet.5570310434

By:

Partanen, Tuula;
Vainiotalo, Pirjo;
Stájer, Géza;
Pihlaja, Kalevi

Publication type:

Article

Synthesis and spectral properties of 6 H-2,7,7-trimethyl-4-( o, p-R-phenylamino)-7,8-dihydrofuro[3,2- c]azepines.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 725, doi. 10.1002/jhet.5570310405

By:

Cortés, Eduardo Cortés;
Romero, Eduardo Cortés;
Taylor, Alicia Domínguez

Publication type:

Article

Synthesis of p-aminobenzamides of aminopiperidazines as potential antiarrhythmic agents.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 967, doi. 10.1002/jhet.5570310445

By:

Kornet, M. J.;
Ali, K. Abdul-Nabi;
Steinberg, Mitchell I.

Publication type:

Article

Synthesis of some dibenzodiazepinone derivatives as potent and m2-selective antimuscarinic compounds.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 787, doi. 10.1002/jhet.5570310416

By:

Cohen, Victor I.;
Jin, Biyun;
Gitler, Miriam S.;
De Cruz, Rosanna A. La;
Rzeszotarski, Waclaw J.;
Zeeberg, Barry R.;
Baumgold, Jesse;
Reba, Richard C.

Publication type:

Article

Heterocycles with a benzothiadiazepine moiety. 3. Synthesis of imidazo[5,1- d]pyrrolo[1,2- b][1,2,5]benzothiadiazepine 9,9-dioxide.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1033, doi. 10.1002/jhet.5570310456

By:

Silvestri, Romano;
Artico, Marino;
Pagnozzi, Eugenia;
Stefancich, Giorgio

Publication type:

Article

The reaction of N,N-dimethyldichloromethyleniminium chloride (phosgeniminium chloride) with 6- N-arylaminouracils. A new and convenient 'one pot' synthesis of l,3-dimethyl-5- dimethylaminopyrimido[4,5- b]quinoline-(1 H,3 H)-2,4-diones, 1,3-dimethyl-5-chloropyrimido[4,5- b]quinoline-(1 H,3 H)-2,4-diones and 3-methyl-10-alkyl-5-chloropyrimido[4,5- b]quinoline-(3 H,10 H)-2,4-diones (3-methyl-10-alkyl-5-chloro-5-deazaflavins)

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 845, doi. 10.1002/jhet.5570310427

By:

Kokel, Bruno

Publication type:

Article

Reactivity of 3,3′-methylenebis(5-phenyl)oxazolidine with urea, thiourea and cyanamide. An alternative mechanism for the α-ureidoalkylation of 2-amino-l-phenylethanol.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 1089, doi. 10.1002/jhet.5570310467

By:

Pevarello, Paolo;
Pinciroli, Vittorio;
Varasi, Mario

Publication type:

Article

Mannich reactions of carbonyl compounds and enamines with benzotriazole as the NH component.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 917, doi. 10.1002/jhet.5570310438

By:

Katritzky, Alan R.;
Galuszka, Barbara;
Rachwal, Stanislaw;
Black, Michael

Publication type:

Article

On triazoles. XXXIV.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 745, doi. 10.1002/jhet.5570310409

By:

Reiter, József

Publication type:

Article

Synthesis of C-4 substituted pyrimidine nucleoside analogs. Preparation of several 4-(2-oxoalkylidene)-2(1 H)-pyrimidinone ribonucleosides.

Published in:

Journal of Heterocyclic Chemistry, 1994, v. 31, n. 4, p. 989, doi. 10.1002/jhet.5570310449

By:

Acevedo, Oscar L.;
Andrews, Robert S.;
Dunkel, Martin;
Dan Cook, P.

Publication type:

Article