Process for the preparation of a .beta.-sitosterol concentrate containing less than 5% by weight of .alpha.-sitosterol
US4279827A · kind A · utility
2Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 23, 1979 |
| Grant date | Jul 21, 1981 |
| Priority date | — |
| Expiry date | Oct 23, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J9/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Process for the preparation of a .beta.-sitosterol concentrate containing less than 5% by weight of a .alpha.-sitosterol from sitosterol concentrates derived from plants by treating the sitosterol concentrate with a solvent mixture containing aromatic and/or aliphatic hydrocarbons as well as esters and, in addition, possible small amounts of other solvents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.