Process for the combined synthesis of betaine and choline chloride
US5684191A · kind A · utility
3Cited by
5References
8Claims
0Family size
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Key dates
| Filing date | Oct 31, 1996 |
| Grant date | Nov 4, 1997 |
| Priority date | — |
| Expiry date | Oct 31, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C227/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the combined synthesis of betaine and choline chloride from monochloroacetic acid, trimethylamine and ethylene oxide by first reacting trimethylamine with monochloroacetic acid, and then reacting ethylene oxide with the reaction product from the previous step.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.