METHOD OF PRODUCING 6,6-DIMETHYL-3-OXABICYCLO[3.1.0]HEXAN-2-ONE
申请人:Hirata Norihiko
公开号:US20100168463A1
公开(公告)日:2010-07-01
A method of producing 6,6-dimethyl-3-oxabicyclo[3.1.0]hexan-2-one comprising subjecting a cyclopropane compound of the formula (1):
(wherein, R
1
represents an alkyl group, R
2
represents an alkyl group having carbon atom(s) of 1 to 10, a haloalkyl group having carbon atom(s) of 1 to 10, or an aryl group having carbon atoms of 6 to 10 optionally substituted by an alkyl group having carbon atom(s) of 1 to 10, and when R
2
represents the alkyl group, R
1
and R
2
are optionally the same or different each other.) to any of the following reactions a), b) and c):
a) an acid treatment reaction after an alkali hydrolysis reaction
b) an acid hydrolysis reaction
c) an enzyme hydrolysis reaction , then, removing an aqueous layer.