1-tert-butyl 2-cyclopentyl (2R)-4-{[(4-{5-[bis(tert-butoxycarbonyl) amino]-6-[(tert-butoxycarbonyl)(2,6-dichlorobenzyl)amino]pyrazin-2-yl}-1H-pyrazol-1-yl)acetyl]amino}piperidine-1,2-dicarboxylate 、
盐酸 以
1,4-二氧六环 为溶剂,
反应 17.0h,
以to give the di-formate salt of the title compound as a brown solid (11.1 mg, 30%)的产率得到