Azodicarbonamide
Properties:
Molecular formula: C2H4N4O2
Molecular weight: 116.08
CAS No. 123-77-3
EINECS No.: 204-650-8
Density: 1.65
Melting point: 220-225 ºc (dec.)
Water solubility: Soluble in hot water
Azodicarbonamide is a colourless crystal at room temperature, soluble in acids, alkalis and organic solvents, with good solubility.
It is easy to be exploded by heat or shock, and belongs to explosive substance.
Azodicarbonamide has strong oxidising property, it can react violently with combustible materials and easy oxides.
Uses:
Azodicarbonamide is widely used in the field of chemical synthesis and is an important reagent and intermediate in many organic synthesis reactions.
It is used as the raw material of dye pigment in dye industry.
Method of Preparation:
Azodicarbonamide is mainly prepared in the following ways:
Generated through the reaction of nitrous acid and dimethylurea.
Generated by the reaction of soluble dimethylurea and dimethylurea triggered by nitric acid.
Safety Information:
Azodicarbonamide is highly explosive and should be kept away from sources of ignition, friction, heat and other flammable substances.
Wear suitable protective gloves, glasses and mask when working with azodicarbonamide.
Avoid contact with oxidising agents and combustible substances during operation.
Azodicarbonamide should be stored in a sealed, cool, well-ventilated place away from direct sunlight.