Carbonyl J Acid, CAS 134-47-4, J Acid Urea, China Carbonyl J Acid Supplier


Carbonyl J Acid

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Product Name: Carbonyl J Acid
Chemical Name: 6,6′-Ureylene-bis(1-naphthol-3-sulfonic acid)
Synonyms:
 4,4′-dihydroxy-7,7′-ureylenedi(naphthalene-2-sulphonic acid);7,7′-(Carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic acid];6,6′-ureylene-bis(1-naphthol-3-sulfonic acid);phosgenated;N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea;7,7′-Ureylenebis(4-hydroxy-2-naphthalenesulfonic acid);N,N’-Bis[6-(1-naphthol-3-sulfonic acid)]urea;2-Naphthalenesulfonic acid, 7,7-(carbonyldiimino)bis4-hydroxy.
CAS No: 134-47-4
MF: C21H16N2O9S2
MW: 504.49
Category:
Dyes intermediate
Structure: 

Descriptions: 

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

Use:

For azo dyes intermediate used in the manufacture of direct orange S, direct acid red 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.

Specifications:

Appearance Light gray paste
Content 80%
Moisture ≤0.1%
Insoluble ≤0.1%
Melting point /