98-88-4
苯甲酰氯
+
149251-15-0
ethyl 3-amino-(3S)-ethynylpropionate hydrochloride
→
369631-83-4
2-(5-甲基-2-苯基噁唑-4-基)乙酸乙酯
539-88-8
乙酰丙酸乙酯
408530-83-6
ethyl 3-hydroxyimino-4-oxopentanoate