Ethyl N-(2-Boc-aminoethyl)-N-[N'-{(3-benzyloxy)pyridazine-6-yl}-3-aminopropionyl]glycinate 在
palladium on activated charcoal lithium hydroxide 、
氢气 作用下,
生成 {(2-tert-Butoxycarbonylamino-ethyl)-[3-(6-oxo-1,6-dihydro-pyridazin-3-ylamino)-propionyl]-amino}-acetic acid ethyl ester