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Key Documents

S6381

Sigma-Aldrich

Sulfonazo III sodium salt

Synonym(s):

2,7-Bis(2-sulfophenylazo)chromotropic acid tetrasodium salt, 3,6-Bis(2-sulfophenylazo)-4,5-dihydroxy-2,7-naphthalenedisulfonic acid tetrasodium salt

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About This Item

Empirical Formula (Hill Notation):
C22H12N4Na4O14S4
CAS Number:
Molecular Weight:
776.57
Beilstein:
1900148
MDL number:
UNSPSC Code:
12171500

SMILES string

[Na+].[Na+].[Na+].[Na+].Oc1c(\N=N\c2ccccc2S([O-])(=O)=O)c(cc3cc(c(\N=N\c4ccccc4S([O-])(=O)=O)c(O)c13)S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C22H16N4O14S4.4Na/c27-21-18-11(9-16(43(35,36)37)19(21)25-23-12-5-1-3-7-14(12)41(29,30)31)10-17(44(38,39)40)20(22(18)28)26-24-13-6-2-4-8-15(13)42(32,33)34;;;;/h1-10,27-28H,(H,29,30,31)(H,32,33,34)(H,35,36,37)(H,38,39,40);;;;/q;4*+1/p-4/b25-23+,26-24+;;;;

InChI key

FCMRBZBGGXLKBC-KBJWUIGUSA-J

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Analysis Note

Sodium content on label.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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