Claims
- 1. A process for the preparation of 2-butyl-2-ethyl-1,3-propane diol, which comprises:
- reacting 2-ethyl hexanal and formaldehyde in the presence of a basic alkali metal hydroxide or earth alkali metal hydroxide catalyst, wherein the formaldehyde source is solid paraformaldehyde, and a cationic phase transfer catalyst is used for promoting the reaction.
- 2. A process according to claim 1, wherein said cationic phase transfer catalyst is tricaprylmethylammonium chloride or tetrabutylammoniumhydrogen sulfate.
Priority Claims (1)
Number |
Date |
Country |
Kind |
932968 |
Jun 1993 |
FIX |
|
Parent Case Info
This is a continuation of PCT/FI 94/00273.
PCT Information
Filing Document |
Filing Date |
Country |
Kind |
102e Date |
371c Date |
PCT/FI94/00273 |
6/20/1994 |
|
|
5/4/1995 |
5/4/1995 |
Publishing Document |
Publishing Date |
Country |
Kind |
WO95/00464 |
1/5/1995 |
|
|
US Referenced Citations (7)
Foreign Referenced Citations (6)
Number |
Date |
Country |
640927 |
May 1962 |
CAX |
0367743 |
May 1990 |
EPX |
62-129233 |
Jun 1987 |
JPX |
1-299240 |
Dec 1989 |
JPX |
2-040333 |
Feb 1990 |
JPX |
2-62836 |
Mar 1990 |
JPX |