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484100

Sigma-Aldrich

5-Nitro-2-(3-phenylpropylamino)benzoic Acid

Potent Cl⁻ channel blocker (IC₅₀ = 100 nM-100 µM), depending on channel subtype and assay method.

Synonym(s):

5-Nitro-2-(3-phenylpropylamino)benzoic Acid, NPPB, CaCC Blocker II, Calcium-Activated, TMEM16 Blocker II, ANO Blocker II, Anoctamin Blocker II

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About This Item

Empirical Formula (Hill Notation):
C16H16N2O4
CAS Number:
Molecular Weight:
300.31
MDL number:
UNSPSC Code:
51111800
NACRES:
NA.77

Quality Level

Assay

≥98% (HPLC)

form

solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

color

yellow

solubility

DMSO: 5 mg/mL
warm ethanol: soluble

shipped in

ambient

storage temp.

10-30°C

InChI

1S/C16H16N2O4/c19-16(20)14-11-13(18(21)22)8-9-15(14)17-10-4-7-12-5-2-1-3-6-12/h1-3,5-6,8-9,11,17H,4,7,10H2,(H,19,20)

InChI key

WBSMIPAMAXNXFS-UHFFFAOYSA-N

General description

Potent Cl channel blocker (IC50 = 100 nM-100 µM), depending on channel subtype and assay method. Inhibits cyclooxygenase (IC50 = 8 µM).
Potent Cl- channel blocker (IC50 = 100 nM-100 µM), depending on channel subtype and assay method. Inhibits cyclooxygenase (IC50 = 8 µM).

Biochem/physiol Actions

Cell permeable: no
Primary Target
Cl⁻ channel blocker
Product does not compete with ATP.
Reversible: no
Target IC50: 100 nM-100 µM as Cl-channel blocker

Warning

Toxicity: Standard Handling (A)

Other Notes

Illek, B., et al. 1992. Am. J. Physiol.263, C644.
Kirk, K., et al. 1992. J. Biol. Chem.267, 23475.
Breuer, W., et al. 1989. Biochem. Biophys. Res. Commun.163, 398.
Wangermann, P., et al. 1986. Pflugers Arch.407, S128.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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