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310638

Sigma-Aldrich

4-Sulfobenzoic acid potassium salt

95%

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About This Item

Linear Formula:
KO3SC6H4CO2H
CAS Number:
5399-63-3
Molecular Weight:
240.27
EC Number:
226-435-8
MDL number:
MFCD00007509
UNSPSC Code:
12352100
PubChem Substance ID:
24858807
NACRES:
NA.22

Assay

95%

functional group

carboxylic acid
sulfonic acid

SMILES string

[K+].OC(=O)c1ccc(cc1)S([O-])(=O)=O

InChI

1S/C7H6O5S.K/c8-7(9)5-1-3-6(4-2-5)13(10,11)12;/h1-4H,(H,8,9)(H,10,11,12);/q;+1/p-1

InChI key

PXRJBUPXKDXDLG-UHFFFAOYSA-M

Application

4-Sulfobenzoic acid potassium salt was used as intercalating compound to improve clay exfoliation in the synthesis of poly(butylene terephthalate) (PBT) nanocomposites.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

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

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Certificates of Analysis (COA)

Lot/Batch Number
BCCK8281
BCCH2158
BCCD3975
BCBZ4116
BCBW1268

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Berti C, et al.
Eur. Polymer J., 45(1), 70-78 (2009)
Pierre Thuéry et al.
Dalton transactions (Cambridge, England : 2003), 48(24), 8756-8772 (2019-05-24)
Nine uranyl ion complexes have been synthesized using two kinds of sulfonate-containing ligands, i.e. 2-, 3- and 4-sulfobenzoic acids (2-, 3- and 4-SBH2), which include additional carboxylic donors, and p-sulfonatocalix[4]arene (H8C4S), with additional phenolic groups, and [Ni(cyclam)]2+, [Cu(R,S-Me6cyclam)]2+ or PPh4+
Saccharin: para forms of some impurities are not mutagenic in Salmonella typhimurium.
F Poncelet et al.
Food and cosmetics toxicology, 18(4), 453-453 (1980-08-01)

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