552331-44-9
552331-44-9 structure
- Name: 4,7-dichloropyrido[2,3-d]pyrimidine
- Chemical Name: 4,7-dichloropyrido[2,3-d]pyrimidine
- CAS Number: 552331-44-9
- Molecular Formula: C7H3Cl2N3
- Molecular Weight: 200.02500
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Chloropyridine
- Create Date: 2018-12-22 16:35:48
- Modify Date: 2025-08-24 20:56:47
| Name | 4,7-dichloropyrido[2,3-d]pyrimidine |
|---|---|
| Synonyms | qc-9287 |
| Density | 1.573g/cm3 |
|---|---|
| Boiling Point | 327.243ºC at 760 mmHg |
| Molecular Formula | C7H3Cl2N3 |
| Molecular Weight | 200.02500 |
| Flash Point | 181.634ºC |
| Exact Mass | 198.97000 |
| PSA | 38.67000 |
| LogP | 2.33160 |
| Index of Refraction | 1.682 |
| HS Code | 2933990090 |
|---|
|
~73%
552331-44-9 |
| Literature: Li, Qun; Woods, Keith W.; Zhu, Gui-Dong; Fischer, John P.; Gong, Jianchun; Li, Tongmei; Gandhi, Virajkumar; Thomas, Sheela A.; Packard, Garrick K.; Song, Xiaohong; Abrams, Jason N.; Diebold, Robert B.; Dinges, Jurgen; Hutchins, Charles W.; Stoll, Vincent S.; Rosenberg, Saul H.; Giranda, Vincent L. Patent: US2003/199511 A1, 2003 ; Location in patent: Page/Page column 46 ; |
| Precursor 1 | |
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| DownStream 0 | |
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |