2-Naphthalenesulfonicacid,4-hydroxy-7-[[[[5-hydroxy-6-(2-phenyldiazenyl)-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-[2-(6-sulfo-2-naphthalenyl)diazenyl]-,sodium salt (1:3)
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Names
[ CAS No. ]:
6420-41-3
[ Name ]:
2-Naphthalenesulfonicacid,4-hydroxy-7-[[[[5-hydroxy-6-(2-phenyldiazenyl)-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-[2-(6-sulfo-2-naphthalenyl)diazenyl]-,sodium salt (1:3)
[Synonym ]:
trisodium 4-hydroxy-7-[[[[5-hydroxy-6-(phenylazo)-7-sulphonato-2-naphthyl]amino]carbonyl]amino]-3-[(6-sulphonato-2-naphthyl)azo]naphthalene-2-sulphonate
4-Hydroxy-7-[[[[5-hydroxy-6-(phenylazo)-7-sulfo-2-naphtyl]amino]carbonyl]amino]-3-[(6-sulfo-2-naphtyl)azo]-2-naphthalenesulfonic acid trisodium salt
2-Naphthalenesulfonic acid,4-hydroxy-7-[[[[5-hydroxy-6-(phenylazo)-7-sulfo-2-naphthalenyl]amino]carbonyl ]amino]-3-[(6-sulfo-2-naphthalenyl)azo]-,trisodium salt
DIRECT23
C.I.Direct Red 4
Chemical & Physical Properties
[ Density]:
1.688g/cm3
[ Molecular Formula ]:
C37H26N6NaO12S3+
[ Molecular Weight ]:
865.82000
[ Exact Mass ]:
865.06700
[ PSA ]:
319.28000
[ LogP ]:
12.16070
[ Index of Refraction ]:
1.772