3-Ethoxycarbonyl-2-oxo-α-chromene-6-carboxylic acid
2-氧代-2H-1-苯并吡喃-3,6-二羧酸 3-乙酯
CAS No:
6468-72-0
Order 6468-72-0
ethoxycarbonyl,chromene,carboxylic
