Title:
触媒としてイオン液体を用いる異性化によるm-置換アルキルトルエンの製造方法
Document Type and Number:
Japanese Patent JP2013519637
Kind Code:
A
Abstract:
The invention relates to a method for producing an m-substituted alkyl toluene of formula (I), R1 being C1-C5-alkyl, characterized in that a p-substituted alkyl toluene of formula (II), where R1 has the meaning indicated in formula (I), is isomerized in the presence of ionic liquids, forming an m-substituted alkyl toluene of formula (I). The m-substituted alkyl toluene obtainable according to the invention is a starting compound for producing fragrances and flavorings.
Inventors:
Runfer, Andreas
Ebel, Claus
Beck, curl
Palzer, Ralph
Botzem, Jörg
Griesbach, Ulrich
Ebel, Claus
Beck, curl
Palzer, Ralph
Botzem, Jörg
Griesbach, Ulrich
Application Number:
JP2012552353A
Publication Date:
May 30, 2013
Filing Date:
February 07, 2011
Export Citation:
Assignee:
BASF SE
International Classes:
C07C5/27; C07C15/02; C07C45/62; C07C47/228; C07B61/00; C07C45/72
Domestic Patent References:
| JPH03190837A | 1991-08-20 | |||
| JP2002292280A | 2002-10-08 | |||
| JP2003511431A | 2003-03-25 |
Other References:
JPN6014048108; Ｃｅｎｔｒａｌ Ｅｕｒｏｐｅａｎ Ｊｏｕｒｎａｌ ｏｆ Ｃｈｅｍｉｓｔｒｙ １（３）, 2003, ｐｐ． ３０５-３１３
Attorney, Agent or Firm:
Yusuke Hiraki
Satoshi Fujita
Eiichi Arai
Natsuo Tanaka
Satoshi Fujita
Eiichi Arai
Natsuo Tanaka