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Title:
METHOD FOR PRODUCING 1-(4-HYDROXYPHENYL)-1-CYCLOHEXENE
Document Type and Number:
Japanese Patent JP2011213603
Kind Code:
A
Abstract:

To provide a method for producing a 1-(4-hydroxyphenyl)-1-cyclohexene of high purity at a high yield, which method can easily be industrially practiced.

The method for producing a 1-(4-hydroxyphenyl)-1-cyclohexene represented by formula (3) comprises thermally decomposing a 1, 1-bis(4-hydroxyphenyl)cyclohexane and a 1-(4-hydroxyphenyl)-1-(2-hydroxyphenyl)cyclohexane in a weight ratio of 90/10 to 50/50 in the presence of a basic catalyst. In the formula, R1 represents an alkyl group, an alkoxy group, an aryl group, an aryloxy group or a halogen; R2 represents a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group or a halogen; and (a) represents 0 or an integer of 1 to 4, provided that R1 may be the same or different if (a) is 2 or greater.


Inventors:
OZAKI MITSUTAKA
MIYAGI SACHIKO
Application Number:
JP2010080619A
Publication Date:
October 27, 2011
Filing Date:
March 31, 2010
Export Citation:
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Assignee:
HONSHU CHEMICAL IND
International Classes:
C07C37/50; C07C39/23; C07B61/00
Domestic Patent References:
JP2002234856A2002-08-23
JPH05294873A1993-11-09
JP2002308809A2002-10-23
JP2000063308A2000-02-29
JPH06321834A1994-11-22
JP2002308809A2002-10-23
JP2000063308A2000-02-29
JPH06321834A1994-11-22
Foreign References:
WO2002022534A12002-03-21
WO2002022534A12002-03-21
Attorney, Agent or Firm:
Zentaro Hasebe
Sosuke Sato
Yasuyuki Yamada
Yoshihiro Kodama