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B3159

Sigma-Aldrich

Potassium benzene-1,2-disulfonate

≥97%

Synonym(s):

Benzene-1,2-disulfonic acid dipotassium salt

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About This Item

Linear Formula:
C6H4(SO3K)2
CAS Number:
5710-54-3
Molecular Weight:
314.42
Beilstein/REAXYS Number:
6552908
EC Number:
227-199-9
MDL number:
MFCD00007477
UNSPSC Code:
12352100
PubChem Substance ID:
24891687
NACRES:
NA.22

Quality Level

200

assay

≥97%

form

powder

mp

≥300 °C (lit.)

SMILES string

[K+].[K+].[O-]S(=O)(=O)c1ccccc1S([O-])(=O)=O

InChI

1S/C6H6O6S2.2K/c7-13(8,9)5-3-1-2-4-6(5)14(10,11)12;;/h1-4H,(H,7,8,9)(H,10,11,12);;/q;2*+1/p-2

InChI key

WUERIJJOLNKVMO-UHFFFAOYSA-L

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Application

Potassium benzene-1,2-disulfonate can be used to synthesize potassium 1-phenolate-4-disulfonate by reacting with potassium hydroxide.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
MKCW6954
MKCV7751
MKCV7753
MKCW6920
MKCV1035

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Patai S
The Chemistry of sulphonic acids, esters, and their derivatives, 684-684 (1991)

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