1-methylethyl 4-({[((1S)-1-({4-[(1,1-dimethylethyl)oxy]phenyl}methyl)-2-{[(2-methylimidazo[2,1-b][1,3]thiazol-6-yl)methyl]amino}-2-oxoethyl)amino]carbonyl}amino)benzoate 、
2-溴甲基萘 以
乙腈 为溶剂,
以53%的产率得到N-{[(4-{[(1-methylethyl)-oxy]carbonyl}phenyl)amino]carbonyl}-N-{[2-methyl-7-(2-naphthalenylmethyl)imidazo[2,1-b][1,3]thiazol-7-ium-6-yl]methyl}-L-tyrosinamide