127117-44-6
→
~72%
127117-42-4
2-氮杂双环[3.1.0]己烷-1-羧酸盐酸盐
74409-25-9
1-Pyrrolin-2-carbonsaeure-tert-butylester
127117-43-5
N-benzyloxycarbonyl-2,3-methanoproline-O-tBu
75176-38-4
1-Benzyloxycarbonyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid,tert-butyl ester