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A synthesis of 4 H ‐thieno[3,2‐ c ][1]benzopyran‐4‐ones by an application of the salicylidene‐thiolactone rearrangement
Author(s) -
Heindel Ned D.,
Minatelli John A.
Publication year - 1976
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.5570130356
Subject(s) - chemistry , benzopyran , thiolactone , stereochemistry
Salicylidenes prepared from 5‐ethyl‐4‐thiolen‐2‐one undergo base‐catalyzed rearrangement (salicylidene‐thiolactone rearrangement) to 4 H ‐thieno[3,2‐ c ][1]benzopyran‐4‐ones.