Catalyzed sucrose-6-ester process
US5470969A · kind A · utility
24Cited by
3References
40Claims
0Family size
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Key dates
| Filing date | May 2, 1994 |
| Grant date | Nov 28, 1995 |
| Priority date | — |
| Expiry date | May 2, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H13/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Sucrose is mono-acylated in the 6-position by reacting sucrose with a carboxylic acid anhydride such as acetic or benzoic anhydride in a reaction mixture containing a polar aprotic solvent and a catalytic quantity of a 1,3-diacyloxy-1,1,3,3-tetra(hydrocarbyl)distannoxane, for a period of time and at a temperature sufficient to produce a sucrose-6-ester.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.