Process for the manufacture of...

Details Process for the manufacture of... Process for the manufacture of...

C - Chemistry, Metallurgy

07

D

260/243

C07D 291/06 (2006.01) A23L 1/236 (2006.01)

Patent

CA 1043788

PROCESS FOR THE MANUFACTURE OF 6-METHYL-3,4-DIHYDRO- 1,2,3-OCATHIAZIN-4-ONE-2,2-DIOXIDE AND ITS USE AS SWEETENER Abstract of the Disclosure: 6-Methyl-3,4-dihydro-1,2,3-oxathiazin-4-one-2,2-dioxide and the nontoxic salts thereof are prepared by reacting acetone and fluorosulfonyl isocyanate in a molar proportion of from 14:1 to 150:1 at a temperature of from 0 to 60°C, distilling off the excess acetone from the reaction mixture with aceto- acetamide-N-sulfofluoride and bringing about cyclization by a treatment with bases at a pH of from 5 to 12. The oxathia- zinone derivatives are used as sweeteners.

231663

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