1,4-Piperazinedicarboxylic acid,2-[[(1H-imidazol-2-ylmethyl)amino]carbonyl]-, 4-(1,1-dimethylethyl)1-(9H-fluoren-9-ylmethyl) ester 在
哌啶 、 bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate 作用下,
生成 3-[(1H-Imidazol-2-ylmethyl)-carbamoyl]-4-pentanoyl-piperazine-1-carboxylic acid tert-butyl ester