succinimidyl 8-azido-N-Boc-4-azaoctanoate 、 (S)-N-(5-Azido-pentyl)-3-[(S)-5-tert-butoxycarbonylamino-2-(2-1H-indol-3-yl-acetylamino)-pentanoylamino]-succinamic acid tert-butyl ester 在
palladium on barium sulfate
氢气 作用下,
生成 (S)-N-(5-{3-[(4-Azido-butyl)-tert-butoxycarbonyl-amino]-propionylamino}-pentyl)-3-[(S)-5-tert-butoxycarbonylamino-2-(2-1H-indol-3-yl-acetylamino)-pentanoylamino]-succinamic acid tert-butyl ester