73188-30-4 3-Buten-2-one, 1-bromo-3-methyl- 1-溴-3-甲基-3-丁烯-2-酮 Catalog No.: 250552 Name: 3-Buten-2-one, 1-bromo-3-methyl- CAS: 73188-30-4 Formula: C5H7 Br O Inquire about this product →