111652-14-3
tert-butyl 2-((tert-butoxycarbonyl)amino)but-3-enoate
→
~69%
89619-81-8
2-氨基-3-丁酸盐酸盐
70562-47-9
~62%
89619-80-7
2-[(2,2,2-trichloroacetyl)amino]but-3-enoic acid
~43%