149849-94-5
Methyl 2-chloropyrimidine-4-carboxylate
CAS: 149849-94-5
Molecular Formula: C6H5ClN2O2
149849-94-5 - Names and Identifiers
149849-94-5 - Physico-chemical Properties
| Molecular Formula | C6H5ClN2O2 |
| Molar Mass | 172.57 |
| Density | 1.372±0.06 g/cm3(Predicted) |
| Boling Point | 304.3±15.0 °C(Predicted) |
| Appearance | solid |
| pKa | -3.78±0.20(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
| Refractive Index | 1.534 |
149849-94-5 - Risk and Safety
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | 36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| WGK Germany | 3 |
| HS Code | 29335990 |
149849-94-5 - Reference Information
| overview | methyl 2-chloropyrimidine-4-formate is an ester organic substance and can be used as an intermediate in pharmaceutical synthesis. |
| application | methyl 2-chloropyrimidin-4-formate can be used as an intermediate in pharmaceutical synthesis. For example, 1-(2-chloropyrimidin-4-yl)-4, 4-dimethylpent-1, 3-dione can be prepared, and then 4-(3-tert-butyl-1H-pyrazole -5-yl)-2-chloropyrimidine can be further prepared. |
| preparation | preparation of 2-chloropyrimidin-4-formate: the specific steps are as follows: dissolving 2-chloropyrimidin-4-formic acid (4.76g,30mmol) in dichloromethane (30mL) and dimethylformamide (0.3mL), slowly add oxalyl chloride (5.72g,45mmol) to it, stir at room temperature for 2 hours, concentrate to an appropriate volume, add it dropwise to anhydrous methanol (50mL) placed in an ice bath, transfer the reaction to room temperature for 2 hours, and concentrate under reduced pressure to obtain the product 2-chloropyrimidine-4-methyl formate (5.17g, yield 100%). |
Last Update：2024-04-09 20:48:19
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View History
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