The Acid Orange 116 with CAS registry number of 12220-10-9 is also known as Acid Orange 116 and Orange AGT. It belongs to product categories of Dyes and Pigments. This chemical is a dark light orange powder that soluble in water. What's more, it can be used for wool and silk dyeing.
Preparation of Acid Orange 116: it is prepared by reaction of m-aminobenzenesulfonic acid, 1-naphthaleneamine with p-cresol. Firstly, m-aminobenzenesulfonic acid is coupled with 1-naphthylamine after its diazotization. Then the coupled product is coupled with p-cresol after a second diazotization. At last, product is obtained by alkylation with diethyl sulfate, salting out, filtration and drying.
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