Description and features

Enox BPO-50FM (Dibenzoyl Peroxide DCHP) is a white fine granular powder in 50% diclycohexyl phthalate. This diacyl peroxide has C14H10O4 as chemical formula and it is used to cure unsaturated polyester resins and acrylic resins at both ambient and elevated temperature.

Dibenzoyl peroxide also so known as benzoyl peroxide, BPO and benzoperoxide.


Europe: Provided Enox BPO-50FM is on stock in our local warehouses our lead time is about one week if delivered in 25 KG PE drums.

South America, South Africa and other markets can also be served, please contact our sales department for more details.

This material (CAS: 94-36-0) has been registered (FULL) under REACH (EC) 1907/2006.

Product Identification

CAS number 94-36-0
EC number 202-327-6
HS code 2916 32 00


Appearance White granular powder
Assay48.0 – 51.0 %
Acidity (as COOH)≤0.50 %
Cl≤0.40 %
(In)organic hydrolysable Cl ≤0.50 %
Water≤1.00 %


Available packaging: 25 KG PE drums.
Special packaging is available on request.


Store Dibenzoyl Peroxide 50% with dicyclohexyl phthalate in a cool, dry and well-ventilated area and in line with legal requirements.
Keep Enox BPO-50FM away from heat sources and oxidizing agents.


A Material Safety Data Sheets (MSDS) is available for Enox BPO-50FM and all other products supplied by Vesta Chemicals BV.

An MSDS describes the hazards of a product and explains how a product can be safely handled, used and stored. Besides it provides important regulatory and emergency response information for the purchased product.

Molecular and structural information

Molecular formula C14H10O4
Molecular weight 242.23 g/mol
Smiles notation O=C(OOC(=O)c1ccccc1)c2ccccc2
Structural formula

Physicochemical information

Flash point Not applicable
FlammabilityHighly flammable
Melting point 103 – 105 20 °C @ 1.013 hPa
Partition coefficient (log Pow) 3.43 @ 20 °C
Relative density 1.33 @ 25 °C
Solubility in water Slightly soluble (9 .1 mg/l) @ 25 °C
Vapour pressure < 1mm Hg @ 20 °C