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8.14729

Sigma-Aldrich

Hydroquinone monosulfonic acid potassium salt

for synthesis

Synonym(s):

Hydroquinone monosulfonic acid potassium salt, 2,5-Dihydroxybenzenesulfonic acid potassium salt

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About This Item

Empirical Formula (Hill Notation):
C6H5KO5S
CAS Number:
Molecular Weight:
228.26
MDL number:
UNSPSC Code:
12352107
EC Index Number:
244-584-7
NACRES:
NA.22

Quality Level

form

powder

mp

250-251 °C

storage temp.

2-30°C

InChI

1S/2C6H6O5S.Ca/c2*7-4-1-2-5(8)6(3-4)12(9,10)11;/h2*1-3,7-8H,(H,9,10,11);/q;;+2/p-2

InChI key

QGNBTYAQAPLTMX-UHFFFAOYSA-L

Related Categories

Analysis Note

Assay (acidimetric after ion exchange): ≥ 96.0 %
Water (K. F.): ≤ 1.0 %
Identity (IR): passes test

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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