biphenyl-2-ylcarbamic Acid 1-[3-(5-{3-[(R)-2-(tert-Butyldimethylsilanyloxy)-2-(8-hydroxy-2-oxo-1,2-dihydroquinolin-5-yl)ethylamino]propyl}thiophen-2-yl)propyl]-piperidin-4-yl Ester 以
4N HCl 、
水 、
乙腈 、
溶剂黄146 为溶剂,
反应 17.0h,
以16%的产率得到biphenyl-2-ylcarbamic acid 1-[3-(5-{3-[(R)-2-hydroxy-2-(8-hydroxy-2-oxo-1,2-dihydroquinolin-5-yl)ethylamino]propyl}thiophen-2-yl)propyl]piperidin-4-yl ester