J Acid Urea

Product name: J Acid Urea
Chemical name: 5,5 DIHYDROXY 7,7 DISULFONIC 2,2 DINAPHTHYL UREA
CAS: 854812-04-7
Synonyms: CARBONYL J ACID
MW: 504.5
MF: C21H16N2O9S2
Molecular Structure:
Use: It is mainly used as intermediate of dyes.
Package: 25kg plastic woven bag.
Origin: Made In China
Specifications of J Acid Urea:
Items | Standards | Results |
Appearance | Grey white solid | Comply |
Content | 78% | 78% |
Moisture | 0.5% | 0.35% |
Ash | 0.5% | 0.38% |
pH | 5-8 | 6 |
Introductions of J Acid Urea:
J Acid Urea is important intermediate of direct light resistant dyes. The traditional synthesis method is through the urea reaction of J acid and phosgene.