Process for the preparation of vitamin E
US6790967B2 · kind B2 · utility
0Cited by
7References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2002 |
| Grant date | Sep 14, 2004 |
| Priority date | — |
| Expiry date | Dec 19, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D311/72
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention concerns a novel method for preparing vitamin E. More particularly, it concerns a novel method for the condensation of trimethylhydroquinone and isophytol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.