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The rearrangement of 4‐hydroxyeoumarin carbamates
Author(s) -
Kraemer J. F.,
Lira E. P.
Publication year - 1972
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.5570090306
Subject(s) - chemistry , stereochemistry
Carbamate esters of 4‐hydroxycoumarin were prepared, and their base‐catalyzed and thermal rearrangement to 3‐( N ‐substituted carbamoy])‐4‐hydroxycoumarins were studied. A mechanism for the rearrangement is proposed.