methyl 4-methoxy-2-oxo-3-cyclopentene-1-carboxylate
4-甲氧基-2-氧-3-环戊烯-1-羧酸甲酯
CAS No. 141693-19-8
methyl 4-methoxy-2-oxo-3-cyclopentene-1-carboxylate
4-甲氧基-2-氧-3-环戊烯-1-羧酸甲酯