| 3-Methyl-3-pyrazolin-5-one Basic information |
| Product Name: | 3-Methyl-3-pyrazolin-5-one |
| Synonyms: | AKOS B028792;3-METHYL-3-PYRAZOLIN-5-ONE;3 METHYLPYRAZOLONE;3-METHYL-3-PARAZOLIN-5-ONE;3-METHYL-2-PYRAZOLIN-5-ONE (PILOT);1,2-Dihydro-3-methyl-5H-pyrazol-5-one;3-Hydroxy-5-methyl-1H-pyrazole;3-Methyl-3-pyrazoline-5-one |
| CAS: | 4344-87-0 |
| MF: | C4H6N2O |
| MW: | 98.1 |
| EINECS: | |
| Product Categories: | Building Blocks;C3 to C5;Building Blocks;Heterocyclic Building Blocks;Chemical Synthesis;Heterocyclic Building Blocks;Heterocyclic Compounds;Pyrazoles |
| Mol File: | 4344-87-0.mol |
| 3-Methyl-3-pyrazolin-5-one Chemical Properties |
| Melting point | 223-225 °C (lit.) |
| density | 1.107±0.06 g/cm3(Predicted) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | 1 M NH4OH: soluble25mg/mL, clear, colorless (in methanol) |
| pka | 9.04±0.70(Predicted) |
| CAS DataBase Reference | 4344-87-0(CAS DataBase Reference) |
| Safety Information |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-37/39-36 |
| WGK Germany | 3 |
| HS Code | 2933119000 |
| MSDS Information |
| Provider | Language |
|---|---|
| SigmaAldrich | English |
| 3-Methyl-3-pyrazolin-5-one Usage And Synthesis |
| Chemical Properties | Light yellow crystalline powder |
| Uses | 3-Methyl-3-pyrazolin-5-one was used in the preparation of substituted 4-alkyl(cycloalkyl)-2-amino-3-cyano-4H-pyrans. |
| General Description | 3-Methyl-3-pyrazolin-5-one is an intermediate in the synthesis of heterocyclic compounds. Crystal structure of 3-methyl-3-pyrazolin-5-one was studied. |
| 3-Methyl-3-pyrazolin-5-one Preparation Products And Raw materials |
| Preparation Products | 3-METHYL-1H-PYRAZOLE-4-CARBALDEHYDE-->METHYL 2-BUTYNOATE |
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