126728-21-0
126728-21-0 structure
- Name: 2-Chloropyrido[2,3-d]pyrimidin-4(1H)-one
- Chemical Name: 2-chloro-1H-pyrido[2,3-d]pyrimidin-4-one
- CAS Number: 126728-21-0
- Molecular Formula: C7H5Cl2N3O
- Molecular Weight: 218.04000
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Chloropyridine
- Create Date: 2018-12-09 16:33:27
- Modify Date: 2025-08-25 15:16:53
| Name | 2-chloro-1H-pyrido[2,3-d]pyrimidin-4-one |
|---|---|
| Synonyms |
2-chloropyrido[2,3-d]pyrimidin-4-ol
2-chloro-4-oxo-3,4-dihydropyrido[2,3-d]pyrimidine hydrochloride 2-chloro-pyrido[3,2-e]pyrimidin-4-ol 2-chloropyrido[2,3-d]pyrimidin-4(1H)-one |
| Density | 1.598g/cm3 |
|---|---|
| Boiling Point | 325.8ºC at 760 mmHg |
| Molecular Formula | C7H5Cl2N3O |
| Molecular Weight | 218.04000 |
| Flash Point | 150.8ºC |
| Exact Mass | 216.98100 |
| PSA | 58.64000 |
| LogP | 1.77350 |
| Vapour Pressure | 0.000118mmHg at 25°C |
| Index of Refraction | 1.725 |
| HS Code | 2933990090 |
|---|
| Precursor 1 | |
|---|---|
| DownStream 0 | |
![2,4-DICHLOROPYRIDO[2,3-D]PYRIMIDINE structure](https://image.chemsrc.com/caspic/215/126728-20-9.png)
| 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% |