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

Scarlet acid CAS NO: 134-47-4 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 Molecular formula: C21H16N2O9S2 Properties: Grey-white powder...

Product Details

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: 

 134-47-4.gif

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:

Items

Quality

Coupling Value,%

80 min.

Insoluble matter,%

0.2 max.

Free J Acid,%

0.0 max.

Chloride,%

5 max.

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.

Inquiry

You Might Also Like