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Merck
CN

D5766

5,5-Dimethyl-1-pyrroline N-oxide

≥97%

Synonym(s):

DMPO

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About This Item

Empirical Formula (Hill Notation):
C6H11NO
CAS Number:
3317-61-1
Molecular Weight:
113.16
UNSPSC Code:
12352200
NACRES:
NA.77
PubChem Substance ID:
24278029
EC Number:
222-011-1
Beilstein/REAXYS Number:
107603
MDL number:
MFCD00005279

Key Documents

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Product Name

5,5-Dimethyl-1-pyrroline N-oxide, ≥97%

InChI key

VCUVETGKTILCLC-UHFFFAOYSA-N

InChI

1S/C6H11NO/c1-6(2)4-3-5-7(6)8/h5H,3-4H2,1-2H3

SMILES string

CC1(C)CCC=[N+]1[O-]

assay

≥97% (GC)
≥97%

form

solid

refractive index

n20/D 1.496 (lit.)

bp

75 °C/0.4 mmHg (lit.)

mp

25-29 °C (lit.)

density

1.015 g/mL at 25 °C (lit.)

shipped in

wet ice

storage temp.

−20°C

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Application

5,5-Dimethyl-1-pyrroline N-oxide has been used as a spin trapping reagent to detect free radicals in electron paramagnetic resonance (EPR) based reactions.
Neuroprotective agent; nitric oxide spin trap. Used to study radicals formed by enzymatic acetaldehyde oxidation.
Neuroprotective agent; nitric oxide spin trap. Used to study radicals formed by enzymatic acetaldehyde oxidation. Incubation of lymphocytes with DMPO decreased DNA damage by NiCl2.

Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

203.0 °F - closed cup

flash_point_c

95 °C - closed cup

ppe

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)

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Certificates of Analysis (COA)

Lot/Batch Number
MKCD0408
MKCC5771
MKBX9870V
MKBW2101V
MKBT4674V

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