Chinachemnet   |   Sign in   |   Join NowDirect Black 22 Manufacturers, China Direct Black 22 Suppliers, China Direct Black 22 Exporters
  • Region :Dyestuffs and Pigments
  • Tel : +86-22-24224105,24224106,24224107
  • Fax : +86-22-24224108
  • Email :sales@chemay.com
  • URL :www.chemay.com

Details for China Direct Black 22

Direct Black 22 6473-13-8

Category :

Dyestuffs and Pigments

Direct Black 22
CAS NO : 6473-13-8
EC NO : 229-326-3
MF : C44H32N13Na3O11S3
MW : 1083.9697
Synonyms : C.I. Direct Black 22;2-Naphthalenesulfonic acid, 6-(2-(2,4-diaminophenyl)diazenyl)-3-(2-(4-((4-(2-(7-(2-(2,4-diaminophenyl)diazenyl)-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-4-hydroxy-, sodium salt (1:3);C.I. 35435;Direct Black 22;trisodium 6-[(E)-(2,4-diaminophenyl)diazenyl]-3-{(E)-[4-({4-[(E)-{7-[(E)-(2,4-diaminophenyl)diazenyl]-1-hydroxy-3-sulfonatonaphthalen-2-yl}diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-4-hydroxynaphthalene-2-sulfonate;
Molecular Structure : Direct Black 22 6473-13-8