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CAS No 3317-61-1 , 2,2-dimethyl-1-oxido-3,4-dihydropyrrol-1-ium

  • Name: 2,2-dimethyl-1-oxido-3,4-dihydropyrrol-1-ium
  • Synonyms: 5,5-Dimethyl-1-pyrroline-N-oxide; 5,5-Dimethylpyrroline-N-oxide;DMPO;2,2-dimethyl-1-oxido-3,4-dihydropyrrol-1-ium; 3317-61-1; 5,5-Dimethyl-1-pyrroline N-oxide;
  • CAS Registry Number:
  • Melting Point: 25-29  °C(lit.)
  • Flash Point: 204 ºF
  • Boiling Point: 75 ºC (0.4 MMHG)
  • Density: 1.015
  • Refractive index: 1.496
  • Safety Statements: 24/25
  • Flash Point: 204 ºF
  • EINECS: 222-011-1
  • Molecular Weight: 113.15764
  • InchiKey: VCUVETGKTILCLC-UHFFFAOYSA-N
  • InChI: InChI=1S/C6H11NO/c1-6(2)4-3-5-7(6)8/h5H,3-4H2,1-2H3
  • Risk Statements: S24/25
  • Molecular Formula: C6H11NO
  • Molecular Structure:CAS No:3317-61-1 2,2-dimethyl-1-oxido-3,4-dihydropyrrol-1-ium

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3317-61-1 5,5-DIMETHYL-1-PYRROLINE N-OXIDE [SPIN TRAPPING REAGENT]

  • 5,5-DIMETHYL-1-PYRROLINE N-OXIDE [SPIN TRAPPING REAGENT]
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References of 2,2-dimethyl-1-oxido-3,4-dihydropyrrol-1-ium
Title: DMPO
CAS Registry Number: 3317-61-1
CAS Name: 3,4-Dihydro-2,2-dimethyl-2H-pyrrole 1-oxide
Synonyms: 5,5-dimethyl-1-pyrroline 1-oxide
Molecular Formula: C6H11NO
Molecular Weight: 113.16
Percent Composition: C 63.68%, H 9.80%, N 12.38%, O 14.14%
Literature References: Nitrone spin trap. Prepn: R. Bonnett et al., J. Chem. Soc. 1959, 2094; D. L. Haire et al., J. Org. Chem. 51, 4298 (1986); and purification: E. G. Janzen et al., Chem. Biol. Interact. 70, 167 (1989). uv absorption: L. S. Kaminsky, M. Lamchen, J. Chem. Soc. 1968, 1085. Use as spin trap in biological systems: A. I. Cederbaum, G. Cohen, Arch. Biochem. Biophys. 204, 397 (1980); A. S. W. Li et al., Biochem. Biophys. Res. Commun. 146, 1191 (1987); for neutrophil activation studies: B. E. Britigan, D. R. Hamill, Arch. Biochem. Biophys. 275, 72 (1989); eidem, Free Radical Biol. Med. 8, 459 (1990); in reperfusion injury: C. M. Arroyo et al., FEBS Lett. 221, 101 (1987); A. Tosaki, P. Braquet, Am. Heart J. 120, 819 (1990). Use in HPLC quantitation of oxygen free radicals in vivo: P. S. Rao et al., Chromatographia 30, 19 (1990).
Properties: Nitrone as white crystalline solid. Very hygroscopic. Turns yellow with time even at -20°C sealed under vacuum and protected from light. uv max in cyclohexane: 246 nm (e 9000); ethanol: 234 nm (e 7700); water: 226 nm (e 8600); N-hydrochloric acid: 226 nm (e 7000); ether: 246 nm.
Absorption maximum: uv max in cyclohexane: 246 nm (e 9000); ethanol: 234 nm (e 7700); water: 226 nm (e 8600); N-hydrochloric acid: 226 nm (e 7000); ether: 246 nm
Use: Spin trap agent for biological systems.