7623-16-7
3-bromopropanoyl bromide
+
108-88-3
甲苯
→
33994-09-1
3-bromo-1-(4-methylphenyl)propan-1-one
15486-96-1
3-溴丙酰氯
4593-38-8
5-甲基-1-茚酮
19832-78-1
1-(4-methylphenyl)prop-2-en-1-one