tert-butyl 2-(4-((1-((1R,1'R,3r,3'R,5S,5'S)-[3,9'-bi(9'-azabicyclo[3.3.1]nonan)]-3'-yl)-1H-benzo[d]imidazol-2-yl)methyl)piperazin-1-yl)acetate 在
三氟乙酸 作用下,
以
二氯甲烷 为溶剂,
反应 10.0h,
以33%的产率得到2-(4-((1-((1R,1'R,3r,3'R,5S,5'S)-[3,9'-bi(9'-azabicyclo[3.3.1]nonan)]-3'-yl)-1H-benzo[d]imidazol-2-yl)methyl)piperazin-1-yl)acetic acid