Patent · US Active

Process for the preparation of sucralose

US8147672B2 · kind B2 · utility

0Cited by

9References

19Claims

0Family size

Assignee

Techno Food Ingredients Co., Ltd. · CN

Inventors

Shaoxiong Li · Xi'an, CN
Ziang Chen · Tangxia, CN
Patrick Deng · Tangxia, CN

Key dates

Filing date	Mar 18, 2011
Grant date	Apr 3, 2012
Priority date	—
Expiry date	Mar 18, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07H13/02
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A process for preparing sucrose-6-ester is provided, which comprises electrolyzing an electrolyte solution containing sucrose, an acylating reagent and a halide catalyst. Also disclosed is a process for preparing sucralose, which involves the preparation and chlorination of sucrose-6-ester followed by deacylation of the molecule. The process of the invention can be more readily performed with a higher yield than those in the art.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.