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S5752

Sigma-Aldrich

Sulfochlorophenol S sodium calcium salt

>99% purity (TLC), powder

Synonym(s):

2,7-Bis(2-hydroxy-3-sulfo-5-chlorophenylazo)-1,8-di-hydroxynaphthalene-3,6-disulfonic acid

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About This Item

Empirical Formula (Hill Notation):
C22H14Cl2N4O16S4
CAS Number:
108321-09-1
Molecular Weight:
789.53
MDL number:
MFCD00151404
UNSPSC Code:
12171500
PubChem Substance ID:
24899670
NACRES:
NA.47

Product Name

Sulfochlorophenol S sodium calcium salt,

Assay

>99% (TLC)

form

powder

solubility

water: 1 mg/mL, blue

εmax

430 at 566 nm in 0.1 M HCl

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

2-8°C

SMILES string

[Na+].[Na+].[Na+].[Na+].Oc1c(cc(Cl)cc1S([O-])(=O)=O)\N=N\c2c(O)c3c(O)c(\N=N\c4cc(Cl)cc(c4O)S([O-])(=O)=O)c(cc3cc2S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C22H14Cl2N4O16S4.4Na/c23-8-3-10(19(29)14(5-8)47(39,40)41)25-27-17-12(45(33,34)35)1-7-2-13(46(36,37)38)18(22(32)16(7)21(17)31)28-26-11-4-9(24)6-15(20(11)30)48(42,43)44;;;;/h1-6,29-32H,(H,33,34,35)(H,36,37,38)(H,39,40,41)(H,42,43,44);;;;/q;4*+1/p-4/b27-25+,28-26+;;;;

InChI key

NCDAELHWVFKWLY-PASCWWRVSA-J

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General description

Sulfochlorophenol S complexes are made usually in highly acidic solutions. Sulfochlorophenol S sodium calcium salt is used to determine Cu(II) iron in ng/mL level in natural waters.

Storage Class Code

11 - 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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

S5752-1G:
S5752-VAR:
S5752-500MG:
S5752-BULK:

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Certificates of Analysis (COA)

Lot/Batch Number
081H0659

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Highly sensitive determination of Cu (II) iron in ng/mL level in natural waters using Sulfochlorophenol S
Zhao, et al.
Environmental Monitoring and Assessment, 187(3), 72-72 (2015)
Optical and chromaticity characteristics of rare-earth element complexes of Sulfochlorophenol and Sulfochlorophenol S
Ivanov, et al.
Journal of Analytical Chemistry, 57(2), 110-117 (2002)

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