The present invention relates to a novel process for preparing the aza cyclohexapeptide compound 1-[(4R,5S)-5-[(2-aminoethyl)amino]-N2-(10,12-dimethyl-1-oxotetradecyl)-4-hydroxy-L-ornithine]-5-[(3R)-3-hydroxy-L-ornithine]-pneumocandin B0 (caspofungin), which can improve the problem due to a pungent odor and toxicity during the process and can prepare caspofungin as a final product at high yield compared to conventional processes, and to novel intermediates which are used in the preparation process.
本发明涉及一种用于制备氮杂环己肽化合物1-[(4R,5S)-5-[(2-
氨基乙基)
氨基]-N2-(10,12-二甲基-1-氧代四十二碳烷基)-
4-羟基-
L-鸟氨酸]-5-[(3R)-3-羟基-
L-鸟氨酸]-肺糖
甘露聚糖B0(
卡泊芬净)的新型制备工艺,可以改善在制备过程中由于刺激性气味和毒性引起的问题,并且相对于传统工艺,可以以更高的产率制备
卡泊芬净作为最终产品,以及用于制备过程中使用的新型中间体。