20857-17-4
20857-17-4 structure
- Name: Ethanone, 1,1-(2,4-pyridinediyl)bis- (9CI)
- Chemical Name: Ethanone, 1,1-(2,4-pyridinediyl)bis- (9CI)
- CAS Number: 20857-17-4
- Molecular Formula: C9H9NO2
- Molecular Weight: 163.17300
- Create Date: 2017-05-23 11:22:48
- Modify Date: 2025-09-18 16:47:10
| Name | Ethanone, 1,1-(2,4-pyridinediyl)bis- (9CI) |
|---|---|
| Synonyms |
2,4-diacetylpyridine
1,1'-pyridine-2,4-diyl-bis-ethanone 2,4-Diacetylpyridin 2,3-DIMETHYLIMIDAZO[1,2-A]PYRIDINE-7-CARBALDEHYDE |
| Density | 1.119g/cm3 |
|---|---|
| Boiling Point | 305.9ºC at 760mmHg |
| Molecular Formula | C9H9NO2 |
| Molecular Weight | 163.17300 |
| Flash Point | 143.2ºC |
| Exact Mass | 163.06300 |
| PSA | 47.03000 |
| LogP | 1.48680 |
| Vapour Pressure | 0.0008mmHg at 25°C |
| Index of Refraction | 1.521 |
| HS Code | 2933399090 |
|---|
|
~84%
20857-17-4 |
| Literature: Fontana, Francesca; Minisci, Francesco; Barbosa, Maria Claudia Nogueira; Vismara, Elena Journal of Organic Chemistry, 1991 , vol. 56, # 8 p. 2866 - 2869 |
|
~90%
20857-17-4 |
| Literature: Attia, A.; El-Salam, O. I. Abd; Youssef, T. E. Egyptian Journal of Chemistry, 2000 , vol. 43, # 5 p. 351 - 362 |
|
~%
20857-17-4 |
| Literature: West Jr.; Silverman; Dougherty Journal of the American Chemical Society, 1996 , vol. 118, # 6 p. 1452 - 1463 |
|
~%
20857-17-4
Detail
|
| Literature: Chianelli, D.; Testaferri, L.; Tiecco, M.; Tingoli, M. Tetrahedron, 1982 , vol. 38, # 5 p. 657 - 663 |
| HS Code | 2933399090 |
|---|---|
| Summary | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |