文献类型：专利

英文题名：Method for preparing chenodexycholic acid, involves saponifying bile by lye, preparing calcium salt deposit of total bile acid, decolorizing by oxydol, converting calcium salt deposit of chenodeoxycholic acid, and purifying

作者：CAO X;HE J

机构：[1]UNIV EAST CHINA SCI & TECHNOLOGY

申请号：CN1283654-C

公开日：2006-11-08

语种：英文

收录：DERWENT

摘要：NOVELTY - The invention relates to an industrialized preparing method of extracting and purifying chenodeoxycholic acid from fowl and animal biles. Its process includes the steps of saponifying bile by lye, preparing calcium salt deposit of total bile acid, decolorizing by oxydol and active carbon, converting calcium salt deposit of chenodeoxycholic acid by sodium carbonate and HCl, purifying by the marcoporous absorbing resin, and so on. It has advantages of friend environment, safety and innocuity, low cost and be easy for large-scale operation.