Simple syntheses of thieno[4,3,2-d,e]isoquinoline-3,5-diones and their homologues

Authors
Fulop, F Naumann, B Gunther, G Bernath, G Sillanpaa, R
Citation
F. Fulop et al., Simple syntheses of thieno[4,3,2-d,e]isoquinoline-3,5-diones and their homologues, HETEROCYCLE, 50(2), 1999, pp. 1097-1104
Citations number
19
Categorie Soggetti
Organic Chemistry/Polymer Science
Journal title
HETEROCYCLES
ISSN journal
03855414 → ACNP
Volume
50
Issue
2
Year of publication
1999
Pages
1097 - 1104
Database
ISI
SICI code
0385-5414(19990401)50:2<1097:SSOTAT>2.0.ZU;2-O
Abstract
Simple, convenient syntheses of thieno[4,3,2-d,e]isoquinoline-3,5-diones (7 a-d) and their homologues (8a-c) were achieved starting from ethyl 2-amino- 3-cyano-4,5,6,7-tetrahydrobenzo[b]thiophene-4-carboxylate (2) and its homol ogue derivatives (5) by sulfuric acid treatment.