2,5-Dibromo-3-methylpyridine
Pharmaceutical Materials 2025-03-02
CAS Number: 3430-18-0
Molecular Formula: C6H5Br2N
Molecular Weight: 250.92 g/mol
Appearance: Grayish white to beige crystalline powder
Melting Point: 43-47°C
Boiling Point: 114°C (at 6 mmHg)
Use: It is an organic intermediate primarily used in the pharmaceutical industry.
| Property | Details |
|---|---|
| Name | 2.5-Dibromo-3-methylpyridine |
| CAS Number | 3430-18-0 |
| Molecular Formula | C6H5Br2N |
| Molecular Weight | 250.919 g/mol |
| Synonyms | 3-Methyl-2.5-dibromopyridine; 2.5-Dibromo-3-methylpyridin; 2.5-Dibromo-3-picoline; 5-Bromo-3-methylpyridin-2-amine |
| Appearance | Off-white to beige crystalline powder |
| Density | Approximately 1.911 g/cm³ (with a range of 1.9±0.1 g/cm³) |
| Melting Point | 43-47 °C |
| Boiling Point | 114 °C at 6 mmHg; 260.0±35.0 °C at 760 mmHg |
| Flash Point | Above 230 °F; Alternatively, 111.1±25.9 °C |
| Refractive Index | 1.593 (or 1.594 or 1.6300. depending on the source) |
| Solubility | Not readily soluble in common solvents |
| Stability | Stable under normal conditions |
| Storage Conditions | Store in a cool, dry, well-ventilated area, away from light, and keep container tightly closed. |
| Hazard Statements | H301. H315. H318 (causes skin irritation, serious eye damage, etc.) |
| Precautionary Statements | P280. P301+P310. P305+P351+P338 (wear protective gloves/eye protection/face protection, seek medical attention if swallowed or in contact with skin/eyes, etc.) |
| Applications | Used as an organic intermediate and industrial raw material in large-scale industrial production. |
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