Description and features
Enox DTBP (Di-tert-butyl peroxide) is a transparant liquid which has C8H18O2 as chemical formula. This dialkyl peroxide is used as initiator for the production of Low Density Polyethylene (LDPE). Further it finds its application in the polymerization and copolymerization of styrene, olefins and acrylic resins and as modification agent of polypropylene degradation.
Di-tert-butyl peroxide is also known as DTBP, peroxide bis(1,1-dimethylethyl) and tert-Butyl peroxide.
Availability
Europe: Enox DTBP is ➔ on stock in our local warehouses. Our lead time is about one week if delivered in 20 KG PE drums.
South America, South Africa and other markets can also be served, please contact our sales department for more details.
This substance (CAS: 110-05-4) has been registered (FULL) under REACH (EC) 1907/2006.
Product Identification
| CAS number | 110-05-4 |
| EC number | 203-733-6 |
| HS code | 2909 60 00 |
Half-life data
| Activation energy | 35.1 kcal/mole |
| 10 hr. half-life temp | 126 °C |
| 1 hr. half-life temp | 149 °C |
| 1 min. half-life temp | 193 °C |
Specification
| Appearance | light yellow transparent liquid |
| Assay | ≥98.00 % |
| Colour | ≤60 |
| Fe | ≤2 mg/kg |
| TBHP | ≤0.60 % |
| Active oxygen content | ≥10.72 % |
| Conductivity | ≥1000 pS/m |
Packaging
Available packaging: 20 KG PE drum & 160 KG steel drums.
Special packaging is available on request
Storage
Store Di-tert-butyl peroxide in a cool, dry and well-ventilated area and in line with legal requirements.
Keep Enox DTBP away from heat sources and oxidizing agents.
MSDS
A Material Safety Data Sheets (MSDS) is available for Enox DTBP and all other products supplied by Vesta Chemicals.
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 | C8H18O2 |
| Molecular weight | 146.23 g/mol |
| Smiles notation | CC(C)(C)OOC(C)(C)C |
| InChi | 1S/C8H18O2/c1-7(2,3)9-10-8(4,5)6/h1-6H3 |
| InChi key | LSXWFXONGKSEMY-UHFFFAOYSA-N |
| Structural formula |  |
Physicochemical information
| Density | 0.793-0.803 (d20/4) |
| Flash point | 6 °C @ 113 mBar |
| Melting point | -18 °C |
| Partition coefficient (log Pow) | 1.51 |
| Refractivity | 1.385 – 1.392 (n20/D) |
| SADT | 80 °C |
| Solubility in water | Moderately soluble (100 mg/l) |
| Vapour pressure | 29 mBar @ 25 °C |