Chemoenzymatic formation of 8 from an aldehyde 5 and dihydroxyacetone phosphate 6 was achieved by the use of fructose 1, 6-diphosphate aldolase as a catalyst. Transformation of 8 to 20, corresponding to pentamycin C-11-C-16 fragment, was accomplished via 18a and 18b by chemical processes.
通过使用 1,6-二
磷酸果糖醛缩酶作为催化剂,醛 5 和
磷酸二羟
丙酮 6 在
化学酶作用下生成了 8。通过
化学过程 18a 和 18b 将 8 转化为 20,对应于五霉素 C-11-C-16 片段。