Pharmaceutical Materials

CAS Number: 583-53-9

Molecular Formula: C6H4Br2

Molecular Weight: 235.904

Appearance: Colorless to light yellow liquid

Melting Point: 4-6 °C

Boiling Point: 224 °C

Density: 1.956 g/mL at 25 °C

Usage: Pharmaceutical intermediate, dye intermediate.

 

Attribute	Details
Chemical Name	1.2-Dibromobenzene
Synonyms	o-Dibromobenzene; 1.2-Dibromo-benzene; 1.2-Benzenedibromide; C6H4Br2; etc.
CAS Number	106-36-3
Molecular Formula	C6H4Br2
Molecular Weight	223.90 g/mol
Appearance	White to pale yellow crystalline solid
Odor	Characteristic aromatic odor
Density	1.90 g/cm³ at 25°C
Melting Point	58-60°C
Boiling Point	204°C
Flash Point	90°C
Solubility	Insoluble in water; soluble in organic solvents such as ether, benzene, and chloroform
Refractive Index	1.615 at 20°C
Main Uses	1. As an intermediate in the synthesis of dyes, pesticides, and pharmaceuticals. 2. In the preparation of flame retardants and other chemical compounds. 3. As a laboratory reagent in organic chemistry.
Safety Information	1.2-Dibromobenzene is toxic and can cause skin and eye irritation. It is harmful if inhaled or ingested. It may cause respiratory distress and central nervous system depression. Handle with appropriate personal protective equipment and follow safety instructions and regulations for handling, storage, and disposal. Store in a cool, dry, well-ventilated area, away from incompatible materials and ignition sources.

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