2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(4-nitrophenyl)diazenyl]-, sodium salt (1:2)
Names
[ CAS No. ]:
7143-21-7
[ Name ]:
2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(4-nitrophenyl)diazenyl]-, sodium salt (1:2)
[Synonym ]:
Disodium 3-hydroxy-4-[(E)-(4-nitrophenyl)diazenyl]-2,7-naphthalenedisulfonate
MFCD00021457
~-Naphthol Violet
EINECS 230-443-7
2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[(E)-2-(4-nitrophenyl)diazenyl]-, sodium salt (1:2)
Disodium 3-hydroxy-4-[(E)-(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonate
Disodium 3-hydroxy-4-((4-nitrophenyl)azo)naphthalene-2,7-disulphonate
Chemical & Physical Properties
[ Density]:
1.8g/cm3
[ Molecular Formula ]:
C16H9N3Na2O9S2
[ Molecular Weight ]:
497.367
[ Exact Mass ]:
496.957550
[ PSA ]:
221.93000
[ LogP ]:
5.36200
[ Index of Refraction ]:
1.749
MSDS
Safety Information
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S26-S36