Works matching IS 0022152X AND DT 1988 AND VI 25 AND IP 4

Results: 48

1,3-Dipolar cycloadditions of mesitonitrile oxide with (9-fluorenylidene)-aceto- and malono-nitriles. Synthesis of mono- and bis-1,2,4-oxadiazolylmethane derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1099, doi. 10.1002/jhet.5570250410

By:

Lianis, Pygmalion S.;
Rodios, Nestor A.;
Alexandrou, Nicholas E.

Publication type:

Article

Studies on the chemistry of O,N- and S,N-containing heterocycles. 3.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1151, doi. 10.1002/jhet.5570250421

By:

Bartsch, Herbert;
Erker, Thomas

Publication type:

Article

Condensed 1,3-benzothiazinones. 1. Facile synthesis of 2-amino-1,2,4-triazolo[5,1- b][1,3]-benzothiazin-9-one.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1215, doi. 10.1002/jhet.5570250432

By:

Liu, Kang-Chien;
Shih, Bi-Jane;
Chern, Ji-Wang

Publication type:

Article

New heterocyclic compounds derived from diethyl 2,5-dioxo-1,4-cyclohexanedicarboxylate and 2-aminobenzophenone.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1063, doi. 10.1002/jhet.5570250403

By:

Kitahara, Kiyoshi;
Nishi, Hisao

Publication type:

Article

Conjugated azoalkenes. Part V. Facile synthesis of new 1-aroylamino-3-sulfonylpyrroles by reaction of aroylazoalkenes with 1,3-ketosulfones.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1263, doi. 10.1002/jhet.5570250443

By:

Attanasi, Orazio A.;
Grossi, Mario;
Serra-Zanetti, Franco

Publication type:

Article

Synthesis and reactions of some 6-(2-hydroxy-1-naphthyl)-1,2,4-triazines.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1117, doi. 10.1002/jhet.5570250414

By:

Eid, Mohga M.;
Kadry, Azza M.;
Hassan, Ramadan A.

Publication type:

Article

Direct synthesis of 2,4-diaminoquinazolines from 2-fluorobenzonitriles.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1173, doi. 10.1002/jhet.5570250425

By:

Hynes, John B.;
Pathak, Alpana;
Panes, Constantina H.;
Okeke, Claudia C.

Publication type:

Article

Rearrangement reactions of heterocycles. 12.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1231, doi. 10.1002/jhet.5570250436

By:

Schober, Bernt D.;
Kappe, Thomas

Publication type:

Article

Acetal formation from formylthiophene-2-carboxylic acids and recalculation of σ I and σ R substituent constants of the acetal group by 13C NMR chemical shifts.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1083, doi. 10.1002/jhet.5570250407

By:

Lamartina, Liliana;
Noto, Renato;
Arnone, Caterina

Publication type:

Article

Synthesis of cyclic oxoenaminoesters.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1275, doi. 10.1002/jhet.5570250447

By:

Celerier, J. P.;
Marx, E.;
Lhommet, G.

Publication type:

Article

Synthesis of substituted pyrroles from ketones.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1135, doi. 10.1002/jhet.5570250418

By:

Chelucci, Giorgio;
Marchetti, Mauro

Publication type:

Article

Synthesis of heterocyclic compounds from 3-acetyl-3-chloropropyl acetate.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1193, doi. 10.1002/jhet.5570250429

By:

D'Amico, John J.;
Bellinger, Frederic G.;
Thompson, Michael;
Freeman, John J.;
Dahl, William E.;
Pustinger, John V.

Publication type:

Article

Furopyridines. VIII. Molecular structure and two-dimensional NMR spectral assignment of 2,14-dimethyl-8aβ-hydroxy-7,10-dioxo-5β,6β-(propano)-6α,8α-(ethanoimino)- trans-perhydroisoquinoline.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1143, doi. 10.1002/jhet.5570250420

By:

Shiotani, Shunsaku;
Morita, Hiroyuki;
Ishida, Toshimasa;
In, Yasuko;
Tatemitsu, Hitoshi

Publication type:

Article

Furopyridines. IX.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1205, doi. 10.1002/jhet.5570250431

By:

Shiotani, Shunsaku;
Morita, Hiroyuki;
Ishida, Toshimasa;
In, Yasuko

Publication type:

Article

13C NMR studies of substituted 2,3-diphenylindoles. Methyl and nitro derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1059, doi. 10.1002/jhet.5570250402

By:

Erra-Balsells, R.

Publication type:

Article

Ring transformation of 1,5-benzoxazepines into spirobenzoxazoles. Synthesis of pyrazolo[1′,5′:3,4][1,2,4]triazino-[5,6- b][1,5]benzoxazepines and spiro[benzoxazole-2′(3′ H),4(1 H)-pyrazolo[5,1- c][1,2,4]triazines].

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1259, doi. 10.1002/jhet.5570250442

By:

Kurasawa, Yoshihisa;
Okiyama, Mari;
Kamigaki, Yumiko;
Kanoh, Megumi;
Takada, Atsushi;
Okamoto, Yoshihisa

Publication type:

Article

The insertion and extrusion of heterosulfur bridges. XV. S-bridging of 2,2′-binaphthyl and 1-(2-naphthyl)cyclohexene. Studies on hydrodehalogenation during the reaction.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1111, doi. 10.1002/jhet.5570250413

By:

Klemm, L. H.;
Stevens, Michael P.;
Iran, Long K.;
Sheley, John

Publication type:

Article

Synthesis and structure elucidation of N-methyl-4-(2-benzo-γ-pyronyl)-1,2,3-triazoles.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1167, doi. 10.1002/jhet.5570250424

By:

Mouysset, G.;
Grassy, G.;
Payard, M.;
Commenges, G.;
Carpy, A.;
Couquelet, J.

Publication type:

Article

Synthesis of unsymmetric bile pigments: Mesobilirubin-VIIIα, 17-desvinyl-17-ethyl-bilirubin-VIIIα and 12-despropionic acid-12-ethyl-mesobilirubin-XIIIα.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1227, doi. 10.1002/jhet.5570250435

By:

Trull, Francesc R.;
Lightner, David A.

Publication type:

Article

Hydroxymethylation and aminomethylation of 6-mercaptopurine and its derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1077, doi. 10.1002/jhet.5570250406

By:

Siver, Kevin G.;
Sloan, Kenneth B.;
Waranis, Robert P.;
Saab, Akram

Publication type:

Article

Phosphonomethylation of 2-aminoethanethiol and thiazolidine. An unexpected product.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1273, doi. 10.1002/jhet.5570250446

By:

Dhawan, Balram;
Redmore, Derek

Publication type:

Article

Pyridinethiones. XV. 3-Methylthio-2-pentene-1,5-diones as synthons for 4-methylthio-2(1 H)-pyridinethiones, and synthesis of 4-methylene-1,4-dihydropyridines.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1129, doi. 10.1002/jhet.5570250417

By:

Becher, Jan;
Hansen, Poul

Publication type:

Article

Reaction of 4-styryl-1,2,3-benzoxathiazine 2,2-dioxides with diazomethane: Synthesis of a novel heterocyclic system.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1191, doi. 10.1002/jhet.5570250428

By:

Tripathi, Manisha;
Dhar, Durga Nath

Publication type:

Article

Oxidation of 3-hydroxykynurenine. A reexamination.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1247, doi. 10.1002/jhet.5570250439

By:

Bolognese, A.;
Liberatore, R.;
Riente, G.;
Scherillo, G.

Publication type:

Article

Regioselective proton-catalyzed diarylmethylation of indoles with 9 H-xanthydrol, dibenzosuberenol, and bis[4-dimethylaminophenyl]methanol.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1199, doi. 10.1002/jhet.5570250430

By:

Pindur, Ulf;
Deschner, Rainer

Publication type:

Article

The preparation of 3-hydrazino-4-hydroxy- and 3-hydrazino-4-methoxypyridine from sydnones.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1055, doi. 10.1002/jhet.5570250401

By:

El-Bakoush, M. M.;
Parrick, J.

Publication type:

Article

Synthesis and anticonvulsant activity of 1-benzyl-4-alkylamino-1 H-imidazo[4,5- c]pyridines.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1255, doi. 10.1002/jhet.5570250441

By:

Kelley, James L.;
Linn, James A.;
Hideout, Janet L.;
Soroko, Francis E.

Publication type:

Article

A novel approach to synthesis of the cinnoline ring system via organoiron(cyclopentadienyl) complexes.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1107, doi. 10.1002/jhet.5570250412

By:

Sutherland, Ronald G.;
Abd-El-Aziz, Alaa S.;
Piórko, Adam;
Gill, Udai S.;
Lee, Choi Chuck

Publication type:

Article

13C NMR spectra of 1-( N-arylidene)amino-1,2,3-triazoles.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1161, doi. 10.1002/jhet.5570250423

By:

Rodios, N. A.;
Tsoleridis, C. A.;
Alexandrou, N. E.

Publication type:

Article

Studies of the reaction of substituted 1,2-dithiole-3-thiones and -3-ones with sodium cyanide in acetonitrile.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1223, doi. 10.1002/jhet.5570250434

By:

Largeron, M.;
Martens, T.;
Fleury, M. B.

Publication type:

Article

A new route to 1,2,4- triazoles and 1,3,4- thiadiazoles from 1-acylbithiourea.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1071, doi. 10.1002/jhet.5570250405

By:

Okawara, Tadashi;
Tateyama, Yoshihiro;
Yamasaki, Tetsuo;
Furukawa, Mitsuru

Publication type:

Article

Synthesis of substituted benzo[ b]thiophenes by acid-catalyzed cyclization of thiophenylacetals and ketones.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1271, doi. 10.1002/jhet.5570250445

By:

Pié, Patrick A.;
Marnett, Lawrence J.

Publication type:

Article

Selective method for the preparation of isomeric N-alkyl and N-aryl-3(5)-amino-5(3)-hydroxy-1 H-pyrazole-1-carboxamides.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1123, doi. 10.1002/jhet.5570250416

By:

Drummond, James T.;
Johnson, Graham

Publication type:

Article

Synthesis of 2-oxo-3-benzothiazolineacetyl chloride ( 7), 5-chloro-2-oxo-3-benzothiazolineacetyl chloride ( 8) and derivatives.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1183, doi. 10.1002/jhet.5570250427

By:

D'Amico, John J.;
Bollinger, Frederick G.

Publication type:

Article

Photochemistry of ommochrome pigments.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1243, doi. 10.1002/jhet.5570250438

By:

Bolognese, Adele;
Liberatore, Rosa

Publication type:

Article

The 2,1-benzisothiazolo[2,3- b]-2,1-benzisothiazole system, synthesis and properties.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1095, doi. 10.1002/jhet.5570250409

By:

Mckinnon, David M.;
Duncan, K. Ann

Publication type:

Article

Photochemistry of ommochromes and related compounds. Part II.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1251, doi. 10.1002/jhet.5570250440

By:

Bolognese, A.;
Liberatore, R.;
Scherillo, G.

Publication type:

Article

Reactions of anthranilamide with isocyanates: A new facile synthesis of 2,3-dihydro-5 H-oxazolo[2,3- b]quinazolin-5-one and 3,4-dihydro-2 H,6 H-[1,3]oxazino[2,3- b]quinazolin-6-one [1].

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1103, doi. 10.1002/jhet.5570250411

By:

Chern, Ji-Wang;
Shish, Fang-Jy;
Chang, Chau-Dung;
Chan, Chao-Han;
Liu, Kang-Chien

Publication type:

Article

Independent synthesis of 5-hydroxytryptamine-4,7-dione - the neurocytotoxic product of autoxidation of 5,7-dihydroxytryptamine.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1155, doi. 10.1002/jhet.5570250422

By:

Sinhababu, Achintya K.;
Borchardt, Ronald T.

Publication type:

Article

Synthesis of 1-aryl-5-arylazo-3-phenylsulfonylpyrazol-4-ols from 1-bromo-3-phenylsulfonyl-2-propanone.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1219, doi. 10.1002/jhet.5570250433

By:

Takahashi, Masahiko;
Abe, Hidetoshi;
Tetsuka, Takashi

Publication type:

Article

An asymmetric isoxazole annulation.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1067, doi. 10.1002/jhet.5570250404

By:

Marron, Brian E.;
Schlicksupp, Ludwig;
Natale, N. R.

Publication type:

Article

Derivatives of 3,4-dihydro-β-carboline-3-carboxylic acid from c-terminal tryptophan-containing peptides. Synthesis and properties.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1265, doi. 10.1002/jhet.5570250444

By:

Letellier, Sabine;
Fleury, Bernard;
Torreilles, Jean;
Previero, Aldo

Publication type:

Article

Reaction of N-(4-pyridylmethyl)-3,5-dimethylbenzamide N-oxide with acidic compounds in the presence of acetic anhydride: Discussion of the mechanism.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1119, doi. 10.1002/jhet.5570250415

By:

Braña, Miguel F.;
Castellano, José M.;
Donoso, Rosa;
Rodríguez, María L. López;
Yunta, Maria J. R.

Publication type:

Article

Cyclic homologs of xanthines. I. Imidazo[4,5- e][1,4]diazepine-5,8-diones.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1179, doi. 10.1002/jhet.5570250426

By:

Bridson, Peter K.;
Weirich, Timothy P.

Publication type:

Article

A new and convenient synthesis of alkyl and aryl pyrimidines.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1237, doi. 10.1002/jhet.5570250437

By:

Martínez, A. García;
Herrera, A.;
Martínez, R.;
Teso, E.;
García, A.;
Osío, J.;
Pargada, L.;
Unanue, R.;
Subramanian, L. R.;
Hanack, Michael

Publication type:

Article

Benzimidazole condensed ring systems. 1. Syntheses and biological investigations of some substituted pyrido[1,2- a]benzimidazoles.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1087, doi. 10.1002/jhet.5570250408

By:

Rida, Samia M.;
Soliman, Farid S. G.;
Badawey, El-Sayed A. M.;
El-Ghazzawi, E.;
Kader, O.;
Kappe, Thomas

Publication type:

Article

On 6-(thenoyl)-7,8-dichloro-4-oxo-4 H-1-benzopyran-2-carboxylic acid.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1277, doi. 10.1002/jhet.5570250448

By:

Montanari, Paola;
Da Re, Paolo;
Valenti, Piero

Publication type:

Article

Condensed 1,2,4-triazines. Synthesis and reactions of some condensed benzo[ e] as-triazines.

Published in:

Journal of Heterocyclic Chemistry, 1988, v. 25, n. 4, p. 1139, doi. 10.1002/jhet.5570250419

By:

Eid, Mohga M.;
Mansour, A. K.

Publication type:

Article