Benzoyl Peroxide

General Information


Compound Name: Benzoyl Peroxide


Formula: C14H10O4


Molar Mass: 242.227 g/mol


Melting Point: 103-106 C


Boiling Point: Explodes


Density in Natural State: 1.33 g/cm at 25 C


Obtaining Benzoyl Peroxide: Benzoyl peroxide is the product of a synthesis reaction between sodium peroxide and benzoyl chloride. The other product of this reaction is the salt sodium chloride.

2PhCOCl + Na2O2 (PhCO)2O2 + 2NaCl


Where is it found? Benzoyl Peroxide is not a natural substance; therefore, it is not found naturally in the world. However it can be synthesized in a reaction between Sodium Peroxide and Benzoyl Chloride.


What is its natural abundance? N/A




Benzoyl Peroxide is a white powder in its natural state. It is insoluble in water. It has slight solubility in alcohol, and is soluble in chloroform, benzene and ether. Benzoyl has the slight odor of benzaldehyde.




Benzoyl peroxide was developed by Jack Breitbart of Revlon in the 1920's. It was developed to help with the treatment of acne vulgaris, or more commonly, acne. Now benzoyl peroxide is a common ingredient in most acne treatments in incremental strengths of 2.5, 5, and 10%.


Health Hazards:


Inhalation of Benzoyl Peroxide can cause irritation which leads to coughing and sore throat. If inhaled move affected person to an area with clean air. Any remaining powder should be removed from the affected person's lip area. If they are not breathing perform CPR.


Ingestion of benzoyl peroxide may cause vomiting, abdominal pain, and nausea. Clear the mouth with water if benzoyl peroxide is ingested. Also have affected person drink 8 oz


Exposure to skin and eyes can cause irritation, redness and pain. If benzoyl peroxide comes into contact with skin or eyes, flush affected area with water immediately.




General Information

Chemical Properties


  Site created by Charlotte Kelley
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