POLYMER-ENZYME COMPLEXES

摘要

1352739 N-acryloylamino salicylic acids ASPRO-NICHOLAS Ltd 11 Aug 1972 [1 Sept 1971 17 Nov 1971] 40859/71 and 53320/71 Heading C2C [Also in Division C3] N-acryloyl-4- and N-acryloyl-5-amino-salicylic acids are obtained by treating the corresponding sodium aminosalicylate with sodium bicarbonate and acryloyl chloride followed by acidifying.