6,6'-Ureylene-bis(1-naphthol-3-sulfonic Acid) (Scarlet Acid) CAS 134-47-4 80%

Scarlet acid

Chemical name: 5,5-Dihydroxy-2,2-Dinaphthyl Urea-7,7-Disodium Sulfonate; Carbonyl J Acid;

6,6'-Ureylene-bis(1-naphthol-3-sulfonic acid); Urea J Acid; J Acid Urea

CAS NO:  134-47-4

Molecular formula:  C21H16N2O9S2

Structure formula: 

Properties:

Grey-white powder. Soluble in water and alkali solution. It may blast when heated to more than 100°C. Toxic.

Application: 

Used as azo dyestuffs. Mainly used for the preparation of direct Orange S and direct acid-proof bright-red 4BS.

Specification:

If you're looking for quality products of 6,6'-ureylene-bis(1-naphthol-3-sulfonic acid) (scarlet acid) cas 134-47-4 80%, welcome to place orders with our factory. Competitive price and excellent service are offered.