7-bromo-2-oxo-2H-chromene-3-carboxylic acid ethyl ester

7-bromo-2-oxo-2H-chromene-3-carboxylic acid ethyl ester

CAS号:105837-04-5
英文名:7-bromo-2-oxo-2H-chromene-3-carboxylic acid ethyl ester
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