Process for the manufacture of the potassium salt of...

Details Process for the manufacture of the potassium salt of... Process for the manufacture of the potassium salt of...

C - Chemistry, Metallurgy

07

D

260/243

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

Patent

CA 1043786

PROCESS FOR THE MANUFACTURE OF THE POTASSIUM SALT OF 6-METHYL-3,4-DIHYDRO-1,2,3-OXATHIAZIN-4-ONE-2,2-DIOXIDE Abstract of the Disclosure: The potassium salt practically free of fluoride of 6-methyl-3,4-dihyrod-1,2,3-oxathiazin-4-one-2,2-dioxide is prepared by cyclization of acetoacetamide-N-sulfofluoride with at least two moles potassium hydroxide, potassium methylate or a mixture of potassium hydroxide and potassium methylate per mole of sulfofluoride in methanol as solvent containing less than 50 % by weight of water at a temperature of from -20 to +60°C and separating the crystalline potassium salt of the oxathiazinone dioxide from the reaction solution. The compound obtained has a pure sweet taste.

231605

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