3-Methyl-3-pyrazolin-5-one
Modify Date: 2024-01-04 19:12:10
3-Methyl-3-pyrazolin-5-one structure
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Common Name | 3-Methyl-3-pyrazolin-5-one | ||
|---|---|---|---|---|
| CAS Number | 4344-87-0 | Molecular Weight | 98.103 | |
| Density | 1.3±0.1 g/cm3 | Boiling Point | 309.7 °C at 760 mmHg | |
| Molecular Formula | C4H6N2O | Melting Point | 223-225 °C(lit.) | |
| MSDS | Chinese USA | Flash Point | N/A | |
| Symbol |
GHS07 |
Signal Word | Warning | |
| Name | 3-Methyl-3-Pyrazolin-5-One |
|---|---|
| Synonym | More Synonyms |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 309.7 °C at 760 mmHg |
| Melting Point | 223-225 °C(lit.) |
| Molecular Formula | C4H6N2O |
| Molecular Weight | 98.103 |
| Exact Mass | 98.048012 |
| PSA | 48.65000 |
| LogP | -1.08 |
| Index of Refraction | 1.599 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi: Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S37/39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2933199090 |
| Precursor 10 | |
|---|---|
| DownStream 10 | |
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CAS#:4344-72-3| HS Code | 2933199090 |
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| Summary | 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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3-Methyl-3-pyrazolin-5-one. Zhang Z, et al.
Acta Crystallogr. Sect. E Struct. Rep. Online 60(2) , o315-16, (2004)
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The crystal and molecular structure of 3-methyl-3-pyrazolin-5-one. De Camp WH and Stewart JM.
Acta Crystallogr. B 27(6) , 1227-32, (1971)
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Aliphatic aldehydes in the synthesis of condensed 4-alkyl (cycloalkyl)-2-amino-3-cyano-4H-pyrans. Klokol GV, et al.
Chem. Heterocycl. Comp. 35(10) , 1183-86, (1999)
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| MFCD00010705 |
| 3-Methyl-3-pyrazolin-5-one |
| 3-Methyl-5-hydroxypyrazole |
| 5-Methyl-2,4-dihydro-3H-pyrazol-3-one |
| 3H-Pyrazol-3-one, 2,4-dihydro-5-methyl- |
| 3-methyl-2-pyrazolin-5-one |