4-Bromobenzaldehyde
Pharmaceutical Materials 2025-03-02
CAS Number: 1122-91-4
Molecular Formula: C7H5BrO
Molecular Weight: 185.02 g/mol
Appearance: White to off-white crystalline powder
Melting Point: 55-58°C Boiling Point: 66-68°C (2 mm Hg)
Usage: Used as an intermediate in organic synthesis, pharmaceuticals, and dyes.
| Attribute | Details |
|---|---|
| Chemical Name | 4-Bromobenzaldehyde |
| Synonyms | p-Bromobenzaldehyde; 4-Bromo-benzaldehyde; 4-Bromobenzaldehyde, 98%; 4-Bromobenzaldehyde, ACS Grade |
| CAS Number | 579-73-3 |
| Molecular Formula | C7H5BrO |
| Molecular Weight | 185.02 g/mol |
| Appearance | Colorless to pale yellow liquid with a characteristic aldehyde odor |
| Density | 1.545 g/mL at 25°C |
| Melting Point | 2-4°C |
| Boiling Point | 224-226°C |
| Refractive Index | 1.5787 at 20°C |
| Flash Point | 94°C |
| Solubility | Slightly soluble in water; miscible with organic solvents such as ethanol, ether, and benzene |
| Stability | Stable under normal temperature and pressure conditions. Combustible. Incompatible with oxidizing agents and strong bases. |
| Applications | Used as an intermediate in the synthesis of pharmaceuticals, dyes, and fragrances. Also used in organic synthesis and as a laboratory reagent. |
| Hazard Information | Irritant to eyes, skin, and respiratory system. May cause sensitization by skin contact. Keep away from heat, sparks, and open flames. Store in a cool, well-ventilated place. |
| Packaging | Supplied in amber glass bottles or drums with tight-fitting lids to prevent evaporation and exposure to light. |
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