Works matching IS 0022152X AND DT 1992 AND VI 29 AND IP 4

Results: 66

Reactions of 3-isopropyl-, 3-isopropenyl-, and 3-acetyltropolone methyl ethers with guanidines. Synthesis of 9 H-cyclohepta[d]pyrimidin-9-ones and cycloheptimidazoles.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 795, doi. 10.1002/jhet.5570290420

By:

Nimura, Ryuko;
Ishida, Noritoshi;
Imafuku, Kimiaki

Publication type:

Article

Syntheses of 2-acetyl-3-hydroxy-1- n-propylpyrrole from isomaltol and 1- n-alkyl-3-hydroxy-2-methyl-4-pyridones from maltol.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 1017, doi. 10.1002/jhet.5570290460

By:

Bartulin, J.;
Belmar, J.;
Gallardo, H.;
Leon, G.

Publication type:

Article

A conformational analysis of the six isomers of thiobispyridine.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 851, doi. 10.1002/jhet.5570290431

By:

Dunne, Simon J.;
Summers, Lindsay A.;
Von Nagy-Felsobuki, Ellak I.

Publication type:

Article

Synthesis of some halogenated and disubstituted amino benzylacyclouridine derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 683, doi. 10.1002/jhet.5570290402

By:

Pan, Bai-Chuan;
Chen, Zhi-Hao;
Rowe, Elizabeth C.;
Chu, Shih-Hsi

Publication type:

Article

Preparation of 6-(nitron-c-yl)- and 6-(1,3-butadienyl)-2-pyrones and their cycloaddition reactions.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 927, doi. 10.1002/jhet.5570290442

By:

Shimo, Tetsuro;
Somekawa, Kenichi;
Tsuge, Otohiko

Publication type:

Article

The synthesis of syn- and anti-2( S)-phthalimido-methyl-2,3,4,4a,7,7a-hexahydro-6-oxo-5 H-pyrano-[2,3- b]pyrroles as rigid β-bend peptide-mimetics.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 707, doi. 10.1002/jhet.5570290406

By:

Krstenansky, John L.;
Del Rosario-Chow, Michelle;
Currie, Bruce L.

Publication type:

Article

Synthesis of substituted 1 H-pyrrolo[3,2- c]quinolines.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 1031, doi. 10.1002/jhet.5570290464

By:

Park, Kwanghee Koh;
Rapoport, Henry

Publication type:

Article

Some fatty acids having an o-heterocycle in their terminal positions. IV. (2-Methyl-2 H-chromen-2-yl)acetic acids.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 759, doi. 10.1002/jhet.5570290413

By:

Yamaguchi, Seiji;
Takahashi, Koichi;
Kawase, Yoshiyuki

Publication type:

Article

Synthesis and antibacterial activity of new 5-substituted 1-cyclopropyl-6-fluoro-7-piperazinyl-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acids.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 985, doi. 10.1002/jhet.5570290453

By:

Remuzon, Philippe;
Bouzard, Daniel;
Di Cesare, Pierre;
Dussy, Christian;
Jacquet, Jean-Pierre;
Jaegly, Alexandre

Publication type:

Article

Synthesis and characterization of 7,16-dinicotinoyl- and 7,16-diisonicotinoyltetraaza[14]annulene and their nickel(II) and copper(II) complexes.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 921, doi. 10.1002/jhet.5570290441

By:

Sakata, Kazunori;
Itoh, Masaaki

Publication type:

Article

Preparation of bis(heteroaryl)iodonium salts via an iodonium transfer reaction between di(cyano)iodonium triflate and organostannes.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 815, doi. 10.1002/jhet.5570290424

By:

Stang, Peter J.;
Tykwinski, Rik;
Zhdankin, Viktor V.

Publication type:

Article

On the synthesis of pyrido[3,2,1- kl]phenothiazine, quino[8,1- bc][1,4]benzothiazepine and their derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 675, doi. 10.1002/jhet.5570290401

By:

Catsoulacos, P.;
Catsoulacos, D.

Publication type:

Article

Reactions of salicylaldehyde with some conjugated olefins.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 755, doi. 10.1002/jhet.5570290412

By:

Yamaguchi, Seiji;
Saitoh, Takenao;
Kamiumezawa, Megumi;
Enomoto, Hiroko;
Kawase, Yoshiyuki

Publication type:

Article

Synthesis of some novel azido/tetrazolothienopyrimidines and their reduction to 2,4-diaminothieno[2,3- d]pyrimidines.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 883, doi. 10.1002/jhet.5570290435

By:

Shishoo, C. J.;
Jain, K. S.

Publication type:

Article

Investigation of the synthesis and analgesic activity of 1-substituted 4-(propananilido)perhydroazepines.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 779, doi. 10.1002/jhet.5570290417

By:

Deruiter, Jack;
Andurkar, Shridhar;
Riley, Thomas N.;
Walters, Donald E.;
Noggle, F. Taylor

Publication type:

Article

A facile synthesis of 3-substituted indoles.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 953, doi. 10.1002/jhet.5570290446

By:

Nagarathnam, Dhanapalan

Publication type:

Article

Research on nitrogen containing heterocyclic compounds. XVIII. Synthesis of 9 H-pyrrolo[2,1- c]- s-triazolo[4,3- a][1,4]benzodiazepine, a novel tetracyclic ring of pharmaceutical interest.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 1005, doi. 10.1002/jhet.5570290457

By:

Stefancich, Giorgio;
Artico, Marino;
Silvestri, Romano

Publication type:

Article

Heterocyclic intermediates for the synthesis of disperse and cationic dyes.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 835, doi. 10.1002/jhet.5570290428

By:

Viscardi, Guido;
Savarino, Piero;
Barni, Ermanno;
Carpignano, Rosarina;
Montoneri, Enzo;
Quagliotto, Pierluigi

Publication type:

Article

Synthesis, purification and spectroscopic characterization of potential impurities of hexamethylmelamine.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 979, doi. 10.1002/jhet.5570290452

By:

Talebian, Abdolhassen;
Ghiorghis, Alem;
Hammer, Charles F.;
Murril, Evelyn A.;
Pallas, Frank

Publication type:

Article

Diels-alder reactions of 2-pyrones with acyclic dienophiles and hydrolyses of the mono-adducts.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 811, doi. 10.1002/jhet.5570290423

By:

Shimo, Tetsuro;
Kataoka, Katsuyuki;
Maeda, Ayumi;
Somekawa, Kenichi

Publication type:

Article

Synthesis of quinazoline derivatives through anionic cycloaddition reactions of methyl 2,4-dimethoxy-6-methyl-5-pyrimidinecarboxylate with acetylenes and olefins.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 911, doi. 10.1002/jhet.5570290439

By:

Wada, Akimori;
Yamamoto, Hiromi;
Ohki, Kazuhiro;
Nagai, Sotoo;
Kanatomo, Shoichi

Publication type:

Article

Synthesis of novel substituted spirohydantoins.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 847, doi. 10.1002/jhet.5570290430

By:

Carrera, George M.;
Garvey, David S.

Publication type:

Article

Synthesis of 3-hetaryl-4,5,6,7-tetrahydrobenzo[ b]thiophenes.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 1027, doi. 10.1002/jhet.5570290463

By:

Sabnis, R. W.;
Rangnekar, D. W.

Publication type:

Article

Synthesis and structure of N1- e-benzo-4,7,13,16,21,26-hexaoxa-1,10-diazabicyclo[8.8.8]hexacos-23-yl- N2-phenylthiourea. Derivative of a bifunctional complexing agent.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 877, doi. 10.1002/jhet.5570290434

By:

Pettit, William A.;
Iwai, Yoshihisa;
Barfknecht, Charles F.;
Swenson, Dale C.

Publication type:

Article

A new synthesis of N-substituted-2-alkyl(or aryl)quinazolin-4-amines by amide base-mediated cyclization of carbox-imidamides derived from 2-(trifluoromethyl)benzenamine.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 703, doi. 10.1002/jhet.5570290405

By:

Patterson, Steven E.;
Janda, Lubomir;
Strekowski, Lucjan

Publication type:

Article

Reaction of 6-chloro-2-[1-methyl-2-( N-methylthiocarbamoyl)]-hydrazinoquinoxaline 4-oxide with dimethyl acetylenedicarboxylate.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 1001, doi. 10.1002/jhet.5570290456

By:

Kurasawa, Yoshihisa;
Katoh, Ritsuko;
Takada, Atsushi;
Kim, Ho Sik;
Okamoto, Yoshihisa

Publication type:

Article

Photochemical induced formation of α-alkylamino or alkylaminyl radicals from secondary amines: Reaction with 4-pyridinecarbonitrile.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 975, doi. 10.1002/jhet.5570290451

By:

Caronna, Tullio;
Morrocchi, Sergio

Publication type:

Article

Synthesis of lipophilic crown ethers with pendant phosphonic acid or phosphonic acid monoethyl ester groups.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 867, doi. 10.1002/jhet.5570290433

By:

Czech, Bronislaw P.;
Desai, Dhimant H.;
Koszuk, Jacek;
Czech, Anna;
Babb, David A.;
Robison, Thomas W.;
Bartsch, Richard A.

Publication type:

Article

Synthesis of 7-hydroxythioridazine and 7-hydroxysulforidazine.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 995, doi. 10.1002/jhet.5570290455

By:

Singh, Shyam K.;
Patrick, Kennedy S.

Publication type:

Article

Photochemistry of azole N-oxides. Facile photoisomerisation of 2 H-imidazole N-oxides to 1,3-diaza-6-oxabicyclo[3.1.0]hex-3-enes and synthesis of a 1,3-diaza-4,7-dioxatricyclo[4.1.0.1,603,5]heptane.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 803, doi. 10.1002/jhet.5570290422

By:

Gainsford, Graeme J.;
Woolhouse, Anthony D.

Publication type:

Article

The meyer-schuster rearrangement and hydrohalide addition of 3-alkynyl-3-hydroxy-1 H-isoindol-1-ones.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 947, doi. 10.1002/jhet.5570290445

By:

Omar, Enouri A.;
Tu, Chi;
Wigal, Carl T.;
Braun, Loren L.

Publication type:

Article

Synthesis of pyrido[1′,2′:1,2]imidazo[4,5- b]quinoxalines.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 771, doi. 10.1002/jhet.5570290416

By:

Tanaka, Kiyoshi;
Takahashi, Hideki;
Takimoto, Kozo;
Sugita, Masahiko;
Mitsuhashi, Keiryo

Publication type:

Article

Pyrimidine derivatives. VII.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 741, doi. 10.1002/jhet.5570290410

By:

Kinoshita, Toshio;
Takaishi, Yumiko;
Okunaka, Tomoko;
Ohwada, Takehiro;
Furukawa, Sunao

Publication type:

Article

Methyl 2-benzoylamino-3-dimethylamonopropenoate in the synthesis of heterocyclic systems. A simple synthesis of amino derivatives of isomeric naphthopyranones and naphthodipyranones.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 831, doi. 10.1002/jhet.5570290427

By:

Ornik, Brina;
Stanovnik, Branko;
Tišler, Miha

Publication type:

Article

Study of the reactivity of ketone enolates with 3-halo-2-amino derivatives of benzo[ b]thiophene under photostimulated s RN1 reaction conditions.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 905, doi. 10.1002/jhet.5570290438

By:

Beltran, Lluís;
Gálvez, Carmen;
Prats, Montserrat;
Salgado, Juan

Publication type:

Article

Synthesis, structural and conformational study of some amides derived from 3,7-dimethyl-9-amino-3,7-diazabicyclo[3.3.1]nonane-9-carboxamide.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 723, doi. 10.1002/jhet.5570290409

By:

Fernandez, M. J.;
Toledano, M. S.;
Gálvez, E.;
Matesanz, E.;
Martínez-Ripoll, M.

Publication type:

Article

Conformational analysis of benzoannulated nine-membered rings. Part 3. 1,4,5,7-Tetrahydro-3 H-2,6-benzodiselenine and its 4-spiro derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 967, doi. 10.1002/jhet.5570290449

By:

Rys, Barbara;
Duddeck, Helmut;
Hiegemann, Monika

Publication type:

Article

Synthesis of some novel halogenated 2,4-diaminoquinazolines.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 915, doi. 10.1002/jhet.5570290440

By:

Tomažič, Alenka;
Hynes, John B.

Publication type:

Article

Synthesis of 5-fluoro-2-methyl-3-(2-trifluoromethyl-1,3,4-thiadiazol-5-yl)-4(3 H)-quinazolinone and related compounds with potential antiviral and anticancer activity.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 749, doi. 10.1002/jhet.5570290411

By:

Párkányi, Cyril;
Yuan, Hui Liang;
Strömberg, Bo H. E.;
Evenzahav, Ariella

Publication type:

Article

Preparation of novel tricyclic ring systems containing the pyridazinone ring.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 825, doi. 10.1002/jhet.5570290426

By:

Yamasaki, Tetsuo;
Kawaminami, Eiji;
Uchimura, Fumi;
Okamoto, Yoshinari;
Okawara, Tadashi;
Furukawa, Mitsuru

Publication type:

Article

A synthesis of 3-hydroxymethyl-2-(6-methylheptanoyl)-4-butanolide (a-factor).

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 1025, doi. 10.1002/jhet.5570290462

By:

Kinoshita, Takamasa;
Hirano, Madoka

Publication type:

Article

Natural product chemistry. Part 154.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 1035, doi. 10.1002/jhet.5570290466

By:

Reisch, Johannes;
Zappel, Johannes

Publication type:

Article

Metalation of diazines. VI. Metalation of pivaloylaminopyrazine and N-t-butylpyrazinamide. Unusual regioselectivity in the metalation reaction.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 699, doi. 10.1002/jhet.5570290404

By:

Turck, A.;
Plé, N.;
Trohay, D.;
Ndzi, B.;
Quéguiner, G.

Publication type:

Article

NMR studies of bond orders in heteroaromatic systems.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 935, doi. 10.1002/jhet.5570290444

By:

Gready, Jill E.;
Hatton, Paul M.;
Sternhell, Sever

Publication type:

Article

Unusual formation of a novel pyrrolo[1′,2′:1,2]pyrido[3,4- b]indole.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 767, doi. 10.1002/jhet.5570290415

By:

Giri, Venkatachalam S.;
Das, Sankar K.;
Sankar, Parasuraman Jai;
Shoolery, James N.;
Keifer, Paul

Publication type:

Article

Synthesis of indoles via amidoselenation.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 899, doi. 10.1002/jhet.5570290437

By:

Izumi, Taeko;
Sugano, Miwa;
Konno, Touru

Publication type:

Article

Synthesis and 1H NMR spectra of some 1-aryl-2,5-pyrrolidinediones.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 719, doi. 10.1002/jhet.5570290408

By:

Hubbard, John L.;
Carl, John M.;
Anderson, Gary D.;
Rankin, Gary O.

Publication type:

Article

The synthesis of naphthothiopyranopyranones and naphthothiopyranopyranthiones.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 841, doi. 10.1002/jhet.5570290429

By:

Takido, Toshio;
Tomizawa, Nobuyuki;
Tsukano, Kazuo;
Hayashi, Takao;
Itabashi, Kunio

Publication type:

Article

The synthesis of novel polycyclic heterocyclic ring systems via photocyclization. 7.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 963, doi. 10.1002/jhet.5570290448

By:

Sasaki, Kenji;
Castle, Raymond N.

Publication type:

Article

Thermolysis of 3-methyl-3-( o-aryl)-1,2-dioxetanes: Activation parameters and chemiexcitation yields.

Published in:

Journal of Heterocyclic Chemistry, 1992, v. 29, n. 4, p. 791, doi. 10.1002/jhet.5570290419

By:

Baumstark, Alfons L.;
Parker, Alesia N.

Publication type:

Article