98-88-4
苯甲酰氯
→
~86%
1000616-46-5
tert-butyl (2S,4R)-2-(aminocarbonyl)-4-benzoyloxy-pyrrolidine-1-carboxylate
426844-76-0
(2S,4S)-1-Boc-2-氰基-4-氟吡咯烷