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89-25-8 - 3-Methyl-1-phenyl-2-pyrazolin-5-one, 98+% - 2,4-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one - Norphenazone - A11161 - Alfa Aesar

A11161 3-Methyl-1-phenyl-2-pyrazolin-5-one, 98+%

CAS Number
89-25-8
Synonyms
2,4-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one
Norphenazone

Size Price ($) Quantity Availability
100g 15.57
500g 35.43
2500g 132.71
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3-Methyl-1-phenyl-2-pyrazolin-5-one, 98+%

MDL
MFCD00003138
EINECS
201-891-0

Chemical Properties

Formula
C10H10N2O
Formula Weight
174.20
Melting point
127-131°
Boiling Point
191°/17mm
Density
1.120
Solubility
Soluble in water(3.3g/L).

Applications

3-Methyl-1-phenyl-2-pyrazolin-5-one used as reagent for detection of reducing carbohydrates by ESI/MALDI -MS.

Notes

Store in cool, dry conditions in well sealed containers. Keep container tightly closed.

Literature References

Tomoaki Ikeda.; Yi X Xia.; Masatoki Kaneko.; Hiroshi Sameshima.; Tsuyomu Ikenoue. Effect of the free radical scavenger, 3-methyl-1-phenyl-2-pyrazolin-5-one (MCI-186), on hypoxia-ischemia-induced brain injury in neonatal rats. Neuroscience Letters. 2002, 329, (1), 33-36.

Toshiji Saibaraa.; Katsumi Todab.; Akihiko Wakatsukic.; Yasuhiro Ogawad.; Masafumi Onoa.; Saburo Onishi. Protective effect of 3-methyl-1-phenyl-2-pyrazolin-5-one, a free radical scavenger, on acute toxicity of paraquat in mice. Toxicology Letters. 2003, 143, (1), 51-54.

Undergoes lithiation with n-BuLi at the methylene group; see, e.g.: Synth. Commun., 20, 477 (1990).

GHS Hazard and Precautionary Statements

Hazard Statements: H303

May be harmful if swallowed.

Other References

Merck
14,6713
Beilstein
609575
Harmonized Tariff Code
2933.19
TSCA
Yes
RTECS
UQ9625000

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