Title:
【発明の名称】2-エチル-1,3-ヘキサンジオールの製造方法
Document Type and Number:
Japanese Patent JPH09502197
Kind Code:
A
Abstract:
PCT No. PCT/FI94/00387 Sec. 371 Date May 3, 1996 Sec. 102(e) Date May 3, 1996 PCT Filed Sep. 2, 1994 PCT Pub. No. WO95/07254 PCT Pub. Date Mar. 16, 1995The invention relates to a new, technically simple but efficient process, with a good yield, for the preparation of 2-ethyl-1,3-hexane diol from n-butyraldehyde by aldol condensation in the presence of an alkali metal hydroxide or alkali earth metal hydroxide catalyst. To promote the reaction and to improve its controllability, a neutral phase-transfer catalyst is additionally used in the process according to the invention. 2-Ethyl-1,3-hexane diol is used in insecticides and, for example, in the preparation of polyesters.
Inventors:
Kurmara, Cali
Ankner, Kiel
Rentara, rare
Rahitinen, Leila
Heinola, Kalevi
Ankner, Kiel
Rentara, rare
Rahitinen, Leila
Heinola, Kalevi
Application Number:
JP50847695A
Publication Date:
March 04, 1997
Filing Date:
September 02, 1994
Export Citation:
Assignee:
Nesteoi
International Classes:
C07B61/00; C07C29/141; C07C29/38; C07C31/20; C07C45/72; B01J31/02; (IPC1-7): C07C31/20; C07B61/00; C07C29/141; C07C29/38
Attorney, Agent or Firm:
Naoki Fukumura