ethyl 4-[(3,5-dinitropyridin-2-yl)amino]-N-(3-oxospiro[3.5]non-1-en-1-yl)-L-phenylalaninate 在
palladium 10% on activated carbon
氢气 作用下,
以
乙醇 为溶剂,
反应 18.0h,
以100%的产率得到ethyl 4-[(3,5-diaminopyridin-2-yl)amino]-N-(3-oxospiro[3.5]non-1-en-1-yl)-L-phenylalaninate