Isolation of alpha-l-aspartyl-l-phenylalanine methyl ester from aqueous medium
US4897506A · kind A · utility
1Cited by
7References
18Claims
0Family size
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Key dates
| Filing date | Oct 12, 1988 |
| Grant date | Jan 30, 1990 |
| Priority date | — |
| Expiry date | Oct 12, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07K5/0613
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
A method for preparing .alpha.-L-aspartyl-L-phenylalanine methyl ester having improved solubilization by the isolation thereof from an aqueous medium containing at least one additive selected from the group consisting of sodium alginate, sodium salt of carboxymethylcellulose, sodium starch glycolate and sodium polyacrylate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.