(+)生物素-N-琥珀酰亚胺基酯 、
6-amino-1-hexanoyl-(piperazinyl)-AmB 在
三乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 21.0h,
以56%的产率得到(1R,3S,5R,6R,9R,11R,15S,16R,17R,18S,19E,21E,23E,25E,27E,29E,31E,33R,35S,36R,37S)-33-[(2R,3S,4S,5S,6R)-4-[4-[6-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]hexanoyl]piperazin-1-yl]-3,5-dihydroxy-6-methyloxan-2-yl]oxy-1,3,5,6,9,11,17,37-octahydroxy-15,16,18-trimethyl-13-oxo-14,39-dioxabicyclo[33.3.1]nonatriaconta-19,21,23,25,27,29,31-heptaene-36-carboxylic acid