2,7-Naphthalenedisulfonicacid,4-hydroxy-5-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-,sodium salt (1:3)

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Names

[ CAS No. ]:
3682-47-1

[ Name ]:
2,7-Naphthalenedisulfonicacid,4-hydroxy-5-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-,sodium salt (1:3)

[Synonym ]:
ACID BLACK 32
C.I.Acid Black 32
FAST SULFONE BLACK F
FAST SULFON BLACK F

Chemical & Physical Properties

[ Density]:
1.73g/cm3

[ Molecular Formula ]:
C30H17N4Na3O11S3

[ Molecular Weight ]:
774.64000

[ Exact Mass ]:
773.97500

[ PSA ]:
286.64000

[ LogP ]:
9.34290

[ Index of Refraction ]:
1.777

MSDS

Safety Information

[ Safety Phrases ]:
24/25 37 45 28A