2-Oxabicyclo[3.3.0]octane compounds, process for producing the same, optical resolver, method of separating diastereomer mixture, and method of optically resolving alcohol
申请人:Sakamoto Kei
公开号:US20060205960A1
公开(公告)日:2006-09-14
2-Oxabicyclo[3.3.0]octane compounds represented by the following formula (1) (compound (1)); an optical resolver comprising at least one of the compounds (1); a process for producing the compounds (1) which comprises reacting a compound (2) or compound (3) with an alcohol (5) in the presence of an acid catalyst; a method of separating a diastereomer mixture of a compound (1); and a method of optically resolving an alcohol with the optical resolver.
In the formulae, R
1
to R
10
each represents hydrogen atom, etc.; R
11
represents an alkyl group, etc.; R
12
represents a hydrocarbon group, etc.; R
13
represents a hydrocarbon group, etc.; and A represents acetyl group, etc.]
以下是2-Oxabicyclo[3.3.0]辛烷化合物的化学式(1)(化合物(1));包含至少一种化合物(1)的光学分离剂;制备化合物(1)的过程,包括在酸催化剂存在下将化合物(2)或化合物(3)与醇(5)反应;分离化合物(1)的对映异构体混合物的方法;以及使用光学分离剂对醇进行光学分离的方法。在化学式中,R1至R10分别表示氢原子等;R11表示烷基等;R12表示碳氢基团等;R13表示碳氢基团等;A表示乙酰基等。