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Synthesis of benzothiopyrano[4,3,2‐ de ]quinoline
Author(s) -
Okabayashi Ichizo,
Fujiwara Hidetoshi
Publication year - 1994
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570310407
Subject(s) - chemistry , quinoline , ring (chemistry) , stereochemistry , combinatorial chemistry , organic chemistry
[1]Benzothiopyrano[4,3,2‐ de ]quinoline ( 13 ), a novel tetracyclic compound without substituents on the ring has been synthesized from 1‐amino‐9 H ‐thioxanthen‐9‐one ( 4 ) via 1‐ethoxycarbonylacetamido)‐9 H ‐thioxanthen‐9‐one ( 7 ) in six steps.