20583-33-9
20583-33-9 structure
- Name: Ethanone, 1-(1H-pyrazol-3-yl)-
- Chemical Name: 1-(1H-pyrazol-5-yl)ethanone
- CAS Number: 20583-33-9
- Molecular Formula: C5H6N2O
- Molecular Weight: 110.114
- Create Date: 2018-04-22 08:00:00
- Modify Date: 2025-08-25 18:54:53
| Name | 1-(1H-pyrazol-5-yl)ethanone |
|---|---|
| Synonyms |
1-(1(2)H-pyrazol-3-yl)-ethanone
3(5)-Acetyl-pyrazol 3-acetylpyrazole 1-(1H-Pyrazol-3-yl)ethanone 1-(2H-PYRAZOL-3-YL)-ETHANONE 3-Acetyl-pyrazol Ethanone, 1-(1H-pyrazol-3-yl)- 3(5)-acetylpyrazole 1-(1(2)H-Pyrazol-3-yl)-aethanon |
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 277.7±13.0 °C at 760 mmHg |
| Molecular Formula | C5H6N2O |
| Molecular Weight | 110.114 |
| Flash Point | 125.9±26.3 °C |
| Exact Mass | 110.048012 |
| PSA | 45.75000 |
| LogP | -0.44 |
| Vapour Pressure | 0.0±0.6 mmHg at 25°C |
| Index of Refraction | 1.535 |
| HS Code | 2933199090 |
|---|
|
~91%
20583-33-9 |
| Literature: MERCK SHARP and DOHME CORP.; ADDEX PHARMA SA; LIVERTON, Nigel, J.; BOLEA, Christelle; CELANIRE, Sylvain; LUO, Yunfu Patent: WO2012/6760 A1, 2012 ; Location in patent: Page/Page column 54 ; WO 2012/006760 A1 |
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~%
20583-33-9 |
| Literature: Fontana, Antonella; De Maria, Paolo; Pierini, Marco; Siani, Gabriella; Cerritelli, Simona; Macaluso, Gabriella Journal of Physical Organic Chemistry, 2002 , vol. 15, # 5 p. 247 - 257 |
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~%
20583-33-9 |
| Literature: Panizzi; Benati Gazzetta Chimica Italiana, 1946 , vol. 76, p. 66,70 |
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~%
20583-33-9 |
| Literature: Nesmejanow; Kotschetkow Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1951 , p. 686,690 Chem.Abstr., 1952 , p. 7565 |
| Precursor 4 | |
|---|---|
| DownStream 1 | |
| HS Code | 2933199090 |
|---|---|
| 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% |