Process for preparing hydroxyalkylating agents, the agents so obtained, and their use
US5023361A · kind A · utility
14Cited by
1References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 27, 1990 |
| Grant date | Jun 11, 1991 |
| Priority date | — |
| Expiry date | Feb 27, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D233/94
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Hydroxyalkylating agents of formula: ##STR1## in which R denotes alkyl, n is 2 or 3, R.sub.1 denotes hydrogen or alkyl and R.sub.2 denotes alkyl an unsubstituted or substituted phenyl or ##STR2## are useful inter alia for the preparation of 1-(hydroxyalkyl)imidazoles. They are made by reaction of a sulphonic acid or dimethyl sulphate with a corresponding decarboxylate ester.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.