Premium
The synthesis of 2‐methylchromone‐3‐carboxylic acid
Author(s) -
Charlton J. L.,
Lypka G.,
Sayeed V.
Publication year - 1980
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.5570170335
Subject(s) - chemistry , carboxylic acid , organic chemistry , combinatorial chemistry
A new synthesis of 2‐methyl‐4‐oxo‐4 H ‐1‐benzopyran‐3‐carboxylic acid (2‐methylchromone‐3‐carboxylic acid from salicyloyl chloride and the enamine of ethyl acetoacetate, is described and compared with the classical synthesis.