5-amino-4-oxovaleric acid 氨基乙酰丙酸

amino-4-oxovaleric acid 氨基乙酰丙酸

4-Oxovaleric acid butyl ester 酮基戊酸丁酯

4-Oxovaleric Acid Methyl Ester 乙酰丙酸甲酯

4-methyl-2-oxovaleric acid 甲基 ; 氧代戊酸 ; 氧基戊酸

4-Methyl-2-oxovaleric Acid Calcium Salt Hydrate 甲基

4-methyl-2-oxovaleric acid calcium salt 甲基

4-Methyl-3-oxovaleric Acid Methyl Ester 异丁酰醋酸甲酯