|CAS NO. ||2749-59-9 |
|Name ||1,3-dimethyl-5-pyrozolone |
|Formula || |
|Molecular weight ||112.13 |
|Stability ||Stable under low temperatures |
|DMPO(wt%) ||Min 98 |
|Appearance ||Pale yellowish to beige crystalline powder |
|Water(wt%) ||Max 0.3 |
|Iron(mg/L) ||Max 7 |
|Ash(wt%) ||Max 0.5 |
|3-methyl-5-pyrazolone ||30% max |
|1-ethyl-3-methyl-5-pyrazolone ||0.1% max |
|Hazen color ||70 hazen max |
|Unknown ||0.1% max |
DMPO is a widely used intermediate as followings:
Pharmaceuticals: Aminopyrine, Metamizole Sodium
Others: Pyrazolone Dye(s)
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