Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chugai Pharmaceutical Co Ltd
Original Assignee
Chugai Pharmaceutical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chugai Pharmaceutical Co LtdfiledCriticalChugai Pharmaceutical Co Ltd
Priority to JP5703977ApriorityCriticalpatent/JPS53144563A/en
Publication of JPS53144563ApublicationCriticalpatent/JPS53144563A/en
Publication of JPS6136000B2publicationCriticalpatent/JPS6136000B2/ja
PURPOSE: To prepare 5β-cholestane-3α-25-diole industrially, useful as intermediates for pharmaceuticals, from novel 5β-cholesto-24-ene-3α-ol obtd. by several stages from readily available raw material.
COPYRIGHT: (C)1978,JPO&Japio
JP5703977A1977-05-191977-05-19Preparation of steroid derivatives
GrantedJPS53144563A
(en)