Steviol glycoside isomers
US7964232B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 17, 2007 |
| Grant date | Jun 21, 2011 |
| Priority date | — |
| Expiry date | Jan 13, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S426/804
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Steviol glycoside isomers are provided having the formula:wherein R1 may be hydrogen, 1-β-D-glucopyranosyl, or 2-(1-β-D-glucopyranosyl)-1-β-D-glucopyranosyl, and R2 may be hydrogen, 1-β-D-glucopyranosyl, 2-(1-β-D-glucopyranosyl)-1-β-D-glucopyranosyl, 2,3-bis(1-β-D-glucopyranosyl)-1-β-D-glucopyranosyl, 2-(1-α-L-rhamnopyranosyl)-1-β-D-glucopyranosyl, 2-(1-α-L-rhamnopyranosyl)-3-(1-β-D-glucopyranosyl)-1-β-D-glucopyranosyl, or 2-(1-β-D-xylopyranosyl)-3-(1-β-D-glucopyranosyl)-1-β-D-glucopyranosyl. Methods for making steviol glycoside isomers are also disclosed. These compounds may be present in food and beverage products as non-nutritive sweeteners.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.