tert-butyl 9-oxa-3,7-diazabicyclo[3.3.1]nonane-3-carboxylate 、
methanesulfonic acid 2-{[3-(4-cyanophenyl)propyl]methanesulfonyl-amino}ethyl ester 在
potassium carbonate 作用下,
以
乙腈 为溶剂,
反应 72.0h,
以66%的产率得到7-(2-{[3-(4-cyanophenyl)propyl]methanesulfonylamino}ethyl)-9-oxa-3,7-diazabicyclo[3.3.1]nonane-3-carboxylic acid tert-butyl ester