Direct Black 75
Names
[ CAS No. ]:
2679-49-4
[ Name ]:
Direct Black 75
[Synonym ]:
Pentasodium 3-[(E)-{4-[(E)-{4-[(E)-{1-hydroxy-7-[(E)-(2-hydroxy-6-sulfonato-1-naphthyl)diazenyl]-3-sulfonato-2-naphthyl}diazenyl]-6-sulfonato-1-naphthyl}diazenyl]-1-naphthyl}diazenyl]-1,5-naphthalenedisulfonate
1,5-Naphthalenedisulfonic acid, 3-[(E)-2-[4-[(E)-2-[4-[(E)-2-[1-hydroxy-7-[(E)-2-(2-hydroxy-6-sulfo-1-naphthalenyl)diazenyl]-3-sulfo-2-naphthalenyl]diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-1-naphthalenyl]diazenyl]-, sodium salt (1:5)
Chemical & Physical Properties
[ Molecular Formula ]:
C50H27N8Na5O17S5
[ Molecular Weight ]:
1287.067
[ Exact Mass ]:
1285.958618