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N3877

Sigma-Aldrich

Potassium 4-nitrophenyl sulfate

sulfatase substrate

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Synonym(s):
4-Nitrophenyl sulfate potassium salt
Linear Formula:
NO2C6H4OSO2OK
CAS Number:
Molecular Weight:
257.26
Beilstein:
3786392
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.32

Quality Level

Assay

≥98% (TLC)

form

powder

mp

246-250 °C (lit.)

solubility

water: 50 mg/mL, clear, colorless to very faintly greenish-yellow (to Very Light Yellow)

shipped in

wet ice

storage temp.

−20°C

SMILES string

[K+].[O-][N+](=O)c1ccc(OS([O-])(=O)=O)cc1

InChI

1S/C6H5NO6S.K/c8-7(9)5-1-3-6(4-2-5)13-14(10,11)12;/h1-4H,(H,10,11,12);/q;+1/p-1

InChI key

BITVAZYUWRLLCN-UHFFFAOYSA-M

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Application

Potassium 4-nitrophenyl sulfate has been used:
  • as a substrate to measure arylsulfatase activity in cell-free coelomic fluid
  • as a substrate for p-nitrophenyl glycoside-based enzyme assay
  • to inhibit arylsulfatase
  • as an inorganic analog of organic aryl ester sulphate

Substrates

Chromogenic sulfatase substrate.

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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