methyl (1S,2R)-2-amino-1-methyl-cyclopentanecarboxylate 、
4-(苄氧基)苯-1-磺酰氯 以methyl (1S,2R)-2-({[4-(benzyloxy)phenyl]sulfonyl}amino)-1-methylcyclopentanecarboxylate was obtained (811 mg, 82%) as a colorless solid的产率得到methyl (1S,2R)-2-({[4-(benzyloxy)phenyl]sulfonyl}amino)-1-methylcyclopentanecarboxylate