F C ACID

Appearance & Uses

F C ACID F C ACID or 4,4′-Diamino-2-sulfodiphenylamine is a chemical compound that is used as an intermediate in the production of certain dyes and pigments. It is also known as 4,4′-diaminodiphenylsulfone or DDS. The compound is a white crystalline solid with a melting point of around 260-265°C. It is typically produced by the reaction of 4,4′-diaminodiphenylmethane and sulfur dioxide