217386
Carboxy-PTIO, Sodium Salt
Reacts with nitric oxide at pH 7.4, resulting in the generation of NO2⁻/NO3⁻ with a rate constant of 1 x 10⁴ M⁻¹sec⁻¹.
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Synonym(s):
Carboxy-PTIO, Sodium Salt, 2-(4-Carboxyphenyl)-4,4,5,5-tetramethylimidazoline-1-oxyl-3-oxide, Na
Empirical Formula (Hill Notation):
C14H16N2O4 · Na
Molecular Weight:
299.28
UNSPSC Code:
12352200
NACRES:
NA.77
Recommended Products
Quality Level
Assay
≥97% (TLC)
form
solid
manufacturer/tradename
Calbiochem®
storage condition
OK to freeze
desiccated (hygroscopic)
protect from light
color
dark blue
solubility
HEPES Buffer: 0.4 mg/mL
shipped in
ambient
storage temp.
−20°C
General description
Reacts with nitric oxide at pH 7.4, resulting in the generation of NO2-/NO3- with a rate constant of 1 x 104 M-1sec-1. Prevents SIN-1 induced endothelial cell death. Has potent therapeutic value in endotoxin shock through its nitric oxide scavenging action.
Reacts with nitric oxide at pH 7.4, resulting in the generation of NO2-/NO3- with a rate constant of 1 x 104 M-1sec-1. Prevents SIN-1 induced endothelial cell death. Reported to have potent therapeutic value in endotoxin shock through its nitric oxide scavenging action.
Biochem/physiol Actions
Cell permeable: no
Primary Target
Nitric oxide scavenging action
Nitric oxide scavenging action
Product does not compete with ATP.
Reversible: no
Packaging
Packaged under inert gas
Warning
Toxicity: Standard Handling (A)
Reconstitution
Following reconstitution, refrigerate (4°C). Aqueous stock solutions are stable for up to 1 week at 4°C.
Other Notes
Ishii, M., et al., 1999. J. Cardiovasc. Pharmacol. 33, 295.
Amano, F., and Nova, J. 1995. FEBS Lett.368, 425.
Hogg, N., et al. 1995. Free Radical Res.22, 47.
Az-ma, T., et al. 1994. Life Sci.54, 185.
Yoshida, M., et al. 1994. Biochem. Biophys. Res. Commun.202, 923.
Akaike, T., et al. 1993. Biochemistry32, 827.
Yoshida, K., et al. 1993. Infect. Immun.61, 3552.
Amano, F., and Nova, J. 1995. FEBS Lett.368, 425.
Hogg, N., et al. 1995. Free Radical Res.22, 47.
Az-ma, T., et al. 1994. Life Sci.54, 185.
Yoshida, M., et al. 1994. Biochem. Biophys. Res. Commun.202, 923.
Akaike, T., et al. 1993. Biochemistry32, 827.
Yoshida, K., et al. 1993. Infect. Immun.61, 3552.
Legal Information
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
WGK
WGK 1
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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