N-((4,7,10-tris[(tert-butoxy)carbonyl]-1,4,7,10-tetraazacyclododecan-1-yl)acetyl)-glycyl-S-[(2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)methyl]-L-cysteinylglycyl-S-[(2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)methyl]-N-(2-((2-ethoxy-2-oxoethyl)[(2-oxo-2H-chromen-3-yl)acetyl]amino)ethyl)-L-cysteinamide 在
盐酸 作用下,
以
乙醇 、
水 为溶剂,
反应 2.0h,
以70%的产率得到N-(1,4,7,10-tetraazacyclododecan-1-ylacetyl)glycyl-S-[(2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)methyl]-L-cysteinylglycyl-S-[(2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)methyl]-N-(2-((2-ethoxy-2-oxoethyl)[(2-oxo-2H-chromen-3-yl)acetyl]amino)ethyl)-L-cysteinamide