| Identification | |
| Name: | 3H-Pyrazol-3-one,2-(2-chlorophenyl)-1,2-dihydro-5-methyl- |
| Synonyms: | 3-Pyrazolin-5-one,1-(o-chlorophenyl)-3-methyl- (8CI) |
| CAS: | 20629-90-7 |
| Molecular Formula: | C10H9 Cl N2 O |
| Molecular Weight: | 208.65 |
| InChI: | InChI=1S/C10H9ClN2O/c1-7-5-10(14)13(12-7)9-4-2-3-8(11)6-9/h2-4,6H,5H2,1H3 |
| Molecular Structure: |  |
| Properties | |
| Melting Point: | 128-131 ºC(lit.) |
| Density: | 1.306 g/cm3 |
| Appearance: | light yellow crystals |
| Specification: |
1-(3'-Chlorophenyl)-3-methyl-5-pyrazolone (CAS NO.20629-90-7) is also called MCPMP ; 1-(M-Chlorophenyl)-3-methyl-2-pyrazolin-5-one ; 1-(M-Chlorophenyl)-3-methyl-5-pyrazolone ; 3H-Pyrazol-3-one, 2-(2-chlorophenyl)-1,2-dihydro-5-methyl- . |
| Safety Data | |
| Hazard Symbols |
Xi: Irritant
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