pentanoic acid, 3-chloro-N-[(2E,5S,6S)-6-[(2R,3R)-3-[4-[[[2-[[(1,1-dimethylethoxy)carbonyl]amino]ethyl]amino]methyl]phenyl]oxiranyl]-5-hydroxy-1-oxo-2-heptenyl]-O-methyl-D-tyrosyl-2,2-dimethyl-β-alanyl-2-hydroxy-4-methyl-. (3->15)-lactone, (2S)- 在
盐酸 作用下,
以
1,4-二氧六环 、
二氯甲烷 为溶剂,
反应 2.5h,
以100%的产率得到pentanoic acid, N-[(2E,5S,6S,7R,8S)-8-[4-[[(2-aminoethyl)amino]methyl]phenyl]-8-chloro-5,7-dihydroxy-6-methyl-1-oxo-2-octenyl]-3-chloro-O-methyl-D-tyrosyl-2,2-dimethyl-β-alanyl-2-hydroxy-4-methyl-, (3->1
5)-lactone, dihydrochloride, (2S)-