哌啶 、 2-(tert-butoxyoxalyl-amino)-7-(((5-(tert-butyl-dimethyl-silanyloxy)-1H-indole-2-carbonyl)amino)-methyl)-4,5,6,7-tetrahydro-thieno[2,3-c]pyridine-3,6-dicarboxylic acid 3-tert-butyl ester 6-(9H-fluoren-9-ylmethyl) ester 以
四氢呋喃 为溶剂,
以92 mg (100%)的产率得到2-(tert-butoxyoxalyl-amino)-7-(((5-(tert-butyl-dimethyl-silanyloxy)-1H-indole-2-carbonyl)amino)methyl)-4,5,6,7-tetrahydro-thieno[2,3-c]pyridine-3-carboxylic acid tert-butyl ester