J Acid Urea Disodium salt, CAS 20324-87-2, China J Acid Urea Disodium salt Supplier

J Acid Urea Disodium salt

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Product Name: J Acid Urea Disodium salt
Chemical Name: Disodium 6,6′-ureylenebis[1-naphthol-3-sulfonate]
 7,7′-(carbonyldiimino)bis(4-hydroxy-2-naphthalenesulfonic acid) disodium salt;Disodium 7,7′-(carbonyldiimino)bis(4-hydroxynaphthalene-2-sulphonate);Sodium 6,6′-(1,3-ureylene) bis(1-naphthol-3-sulfonate);SODIUM 6,6′-(1,3-UREYLENE) BIS(1,1′-NAPHTHOL)-3,3′-SULFONATE;Disodium 6,6′-ureylenebis[1-naphthol-3-sulfonate];disodium 4-hydroxy-7-[(5-hydroxy-7-sulfonato-2-naphthyl)carbamoylamino]naphthalene-2-sulfonate;disodium 4-hydroxy-7-[(5-hydroxy-7-sulfonato-naphthalen-2-yl)carbamoylamino]naphthalene-2-sulfonate;disodium 4-hydroxy-7-[(5-hydroxy-7-sulfonatonaphthalen-2-yl)carbamoylamino]naphthalene-2-sulfonate
CAS No: 20324-87-2
MF:  C21H14N2Na2O9S2
MW: 548.45
Dyes Intermediate


Light gray paste. Soluble in water, soluble in alkaline solution.


It is mainly used as intermediate for azo dyes such as direct orange S and direct acid scarlet 4BS.

Storage: Storage should be cool and ventilated, away from heat, fire, to prevent sun exposure, heat is strictly prohibited.
Package: 25kg PP bag for solid powder. 200L or 250KG Drum for Liquid.


Appearance Light gray paste
Content ≥85%
Moisture ≤0.1%
Insoluble ≤0.1%
Melting point /