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282987

Sigma-Aldrich

Sodium 4-hydroxybenzenesulfonate dihydrate

98%

Synonym(s):

4-Hydroxybenzenesulfonic acid sodium salt, Phenol-4-sulfonic acid sodium salt dihydrate

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About This Item

Linear Formula:
HOC6H4SO3Na·2H2O
CAS Number:
Molecular Weight:
232.19
Beilstein:
3803250
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

98%

SMILES string

[Na+].[H]O[H].[H]O[H].Oc1ccc(cc1)S([O-])(=O)=O

InChI

1S/C6H6O4S.Na.2H2O/c7-5-1-3-6(4-2-5)11(8,9)10;;;/h1-4,7H,(H,8,9,10);;2*1H2/q;+1;;/p-1

InChI key

SXONATFNYJWFNK-UHFFFAOYSA-M

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Application

Sodium 4-hydroxybenzenesulfonate dihydrate has been used in the preparation of:
  • series of layered divalent transition metal benzenesulfonates
  • luminescent ladder-like lanthanide coordination polymers of 4-hydroxybenzenesulfonate
  • new polynorbornene ionomers bearing fluorinated pendant benzenesulfonate groups

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 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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