MANUFACTURE OF NON-TOXIC SALT OF 6-METHYL-3,4-DIHYDRO-1,2,3-OXATHIAZINE-4-ONE-2,2-DIOXIDE

The non-toxic salts of 6-methyl-3,4-dihydro-1,2,3-oxothiazin-4-one 2,2-dioxide are prepared by cyclizing acetoacetamide-N-sulfonic acid or its salts with an at least approximately equimolar amount of SO3 in the presence of a water-immiscible, inert organic solvent and, if appropriate, also an inert...

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Hauptverfasser: OTSUTOO ERUNSUTO SHIYUUAIKERUTO, DEIITERU ROISHIYURINGU, ADORUFU RINKIISU, UARUTERU RAIMAN, UORUFUGANGU EEBERUTSU, KARURU ERUNSUTO MATSUKU
Format: Patent
Sprache:eng
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