638-10-8
3-甲基-2-丁烯酸乙酯
→
~49%
62243-00-9
5,5-dimethyl-1,2-oxazolidin-3-one
78584-28-8
β-chloro-isovaleryl chloride
117122-54-0
3-chloro-3-methyl-butyrohydroxamic acid
2445-93-4
Ethyl (E)-pent-2-enoate
+
127-07-1
羟基尿素氮