Works matching IS 0022152X AND DT 1988 AND VI 25 AND IP 2
Results: 63
A facile synthesis of 2,4,8,10-tetrahalo-6,12-diaryldibenzo[ b,f][1,5]diazocines.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 459, doi. 10.1002/jhet.5570250220
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Electron impact mass spectrometry of 3-hydroxy-3,4,5,6-tetrahydro-2 H-[1]benzoxocines. A comparison with the behaviour of isomeric 2-hydroxymethyl-2,3,4,5-tetrahydro-[1]-benzoxepines and 1,2-epoxy-5-(2-hydroxyphenyl)pentane.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 685, doi. 10.1002/jhet.5570250260
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Synthesis of santonin related compounds.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 523, doi. 10.1002/jhet.5570250231
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Synthesis of 2′-deoxyribofuranosyl indole nucleosides related to the antibiotics SF-2140 and neosidomycin.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 361, doi. 10.1002/jhet.5570250202
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Cyclization of a cysteine conjugate of N-(3,5-Dichlorophenyl)succinimide.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 589, doi. 10.1002/jhet.5570250242
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Synthesis, structural and conformational study of N-β(or γ)-acyloxyalkylnortropinones.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 419, doi. 10.1002/jhet.5570250213
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A practical synthesis of ethyl 1,2,4-triazole-3-carboxylate and its use in the formation of chiral 1′,2′- seco-nucleosides of ribavirin.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 651, doi. 10.1002/jhet.5570250253
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An intramolecular cyclization of 7-substituted 6-fluoro- 1,8-naphthyridine and -quinoline derivatives.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 479, doi. 10.1002/jhet.5570250224
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Reinvestigation of the condensation of 2-hydrazinobenzothiazole with ethyl acetoacetate.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 543, doi. 10.1002/jhet.5570250235
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Preparation of trimethylsilyl ethers of 3-azetidinols. Scope and Limitations.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 383, doi. 10.1002/jhet.5570250206
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N- and C-sulfenylation of 1-(1,2-oxazol-3 (and 5)-yl)-3-alkylureas with organic sulfenyl chlorides.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 607, doi. 10.1002/jhet.5570250246
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The synthesis of 1-alkyl-4a-(4-chlorophenyl)- 4,4a-dihydropyrimido[6,1- a]isoindol-9(3 H)-one.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 445, doi. 10.1002/jhet.5570250217
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The synthesis of some alkylbenzocarbazoles.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 671, doi. 10.1002/jhet.5570250257
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Halogenated 3-pyridylketones.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 509, doi. 10.1002/jhet.5570250228
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Spectroscopic identification of some derivatives of 3,4-diamino-4 H-1,2,4-triazole and 3-Hydrazino-4 H-1,2,4-triazole.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 565, doi. 10.1002/jhet.5570250239
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Synthesis of 5-phenylpyrrolo[1,2- b][1,2,5]-triazepin-2(3 H)-ones.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 517, doi. 10.1002/jhet.5570250230
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Stereochemistry and bonding in N-substituted-2-phenyl-3-cyanoaziridines.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 353, doi. 10.1002/jhet.5570250201
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12 H-dibenzo[ d,g][1,3,2]dioxaphosphocins: Synthesis, structures and 'through-space' spin-spin coupling in their NMR spectra.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 575, doi. 10.1002/jhet.5570250241
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Amidrazones 11. Rearrangement of 1-allyl-substituted-4,5-dihydro-1-methyl-1 H-pyrazolium bromides.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 415, doi. 10.1002/jhet.5570250212
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A new regioselective synthesis of 2,3,4,5-tetrahydro-6 H-oxepino[3,2- c]pyran-6-ones, and [1]benzopyran-6-ones.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 647, doi. 10.1002/jhet.5570250252
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Indole derivatives. 1. Synthesis of tetracyclic mesoionic pyrimido[3,2:2′,3′]- as-triazino[5′,6′- b]indole-2,4-diones.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 475, doi. 10.1002/jhet.5570250223
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An unusual ring transformation: Reaction of phenyl 4-chromone-3-sulfonate with methyl 3-aminocrotonate.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 699, doi. 10.1002/jhet.5570250263
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Synthèse d'oxaphénalènes substitués en position 2 par un groupement électro-attractif.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 539, doi. 10.1002/jhet.5570250234
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Preparation and proton spectra of 1-aryl-1,2-dihydro-2-quinolones.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 381, doi. 10.1002/jhet.5570250205
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On the mechanism of a novel 3(2 H)-Furanone-2(5 H)-furanone rearrangement.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 603, doi. 10.1002/jhet.5570250245
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Regioselectivity in methylation and phenylation of the zwitterionic pyrido[2,1- f]-as-triazinium-1- and 3-olates and thiolates.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 437, doi. 10.1002/jhet.5570250216
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Potential cerebral perfusion agents. Synthesis and evaluation of a 1,4-disubstituted dihydropyridine analogue.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 667, doi. 10.1002/jhet.5570250256
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C-Nucleosides. 8. Synthesis of 5-hydroxy-2-(β-D-ribofuranosyl)pyridine.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 503, doi. 10.1002/jhet.5570250227
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Tetrakis(alkylthio)thieno[3,4- c]thiophene: Synthesis, stability, and reactivity.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 559, doi. 10.1002/jhet.5570250238
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Correlation of the rates of solvolysis of the S-Ethyldibenzothiophenium Ion.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 399, doi. 10.1002/jhet.5570250209
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Synthesis of 3-(2-Aminoethyl)pyrrole Derivatives.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 635, doi. 10.1002/jhet.5570250249
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Some novel mesoionic bispurinone analogs: Studies on preparation and characterization.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 571, doi. 10.1002/jhet.5570250240
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Reaction of ketenes with N,N-disubstituted α-aminomethyleneketones. XIX. Synthesis of N,N-disubstituted 4-amino-3-phenyl-2 H-furo[2,3- h]-1-benzopyran-2-ones (4-amino-3-phenylangelicins). Crystal and molecular structure of 3-Phenylangelicin.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 407, doi. 10.1002/jhet.5570250211
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<sup>17</sup>O NMR investigation of acetyl and formylthiophenes, furans and pyrroles.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 643, doi. 10.1002/jhet.5570250251
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The synthesis of a series of (α-amino)indol-3-yl ketones.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 469, doi. 10.1002/jhet.5570250222
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Long range heteronuclear chemical shift correlation with one bond modulation decoupling: Phenanthro[1,2- b]thiophene.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 693, doi. 10.1002/jhet.5570250262
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Synthesis of 7,8,9,10-tetrahydropyrido[3′,4′:4,5]pyrrolo[2,3- c]quinolines.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 535, doi. 10.1002/jhet.5570250233
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The photoreduction of 8-substituted 5-deazaflavins and the 5-deazaflavin catalyzed photoreduction of methyl viologen.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 375, doi. 10.1002/jhet.5570250204
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Synthese et isomerisation de methoxycarbonyl-5 dihydropyrannones-2.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 599, doi. 10.1002/jhet.5570250244
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Synthesis of some pyrrolobenzothiadiazonines.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 431, doi. 10.1002/jhet.5570250215
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Etude des voies d'accès aux aminométhyl benzo[ g]isoquinoléinediones-5,10. Mise en évidence d'une substitution anormale au cours de la réaction de Bischler-Napieralski en série diméthoxy-1,4 naphthalène
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 661, doi. 10.1002/jhet.5570250255
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Synthesis of imidazo[5,4- d] [1,3]thiazines: X-ray structure of N-methyl- N′-[5-(methylamino)-3-nonylimidazo[5,4- d] [1,3]thiazin-7(3 H)-ylidene]thiourea.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 495, doi. 10.1002/jhet.5570250226
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Synthesis of 1-Aryl-1 H-pyrazolecarbonitriles and related derivatives.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 555, doi. 10.1002/jhet.5570250237
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The synthesis and transformations of 9 H-imidazo[1,2- b]pyrazolo[4,3- d]-pyridazine and 9 H-pyrazolo[4,3- d]-s-triazolo[4,3- b]pyridazine derivatives.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 393, doi. 10.1002/jhet.5570250208
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Synthesis of certain exocyclic thiazole nucleosides related to tiazofurin. Formation of a unique acycloaminonucleoside.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 623, doi. 10.1002/jhet.5570250248
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Régio et périsélectivité de réactions de diels-alder et des cycloadditions dipolaires-1,3 avec une triazépine-1,2,4: Approche théorique.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 453, doi. 10.1002/jhet.5570250219
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Dibenzo[ d,h][1,3,6,7,2]dioxadithiasilonin: Synthesis and characterization.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 681, doi. 10.1002/jhet.5570250259
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Synthesis of fused ring heterocycles from aromatic amines with hydroximoyl chlorides.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 403, doi. 10.1002/jhet.5570250210
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Synthesis of 3,4-Dihydro-2-methyl-3-oxo- N-aryl-2 H-[1]benzothieno[3,2- e1,2-thiazine-4-carboxamide 1,1-Dioxides.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 639, doi. 10.1002/jhet.5570250250
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Aktive malonester als synthons für heterocyclen: Eine methode zur herstellung von 4-hydroxy-2(1 H)-pyridonen.
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- Journal of Heterocyclic Chemistry, 1988, v. 25, n. 2, p. 463, doi. 10.1002/jhet.5570250221
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