Novel purification process
US4277408A · kind A · utility
4Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 27, 1979 |
| Grant date | Jul 7, 1981 |
| Priority date | — |
| Expiry date | Nov 27, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J9/005
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A novel process for the purification of 3.alpha.,7.alpha.-dihydroxy-(5.beta.)-cholanic acid comprising crystallizing the said product from methylene chloride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.