Provenance

Reference data from EU CLP Annex VI and published regulations — verify against your supplier's SDS before use.

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Substance profile

Tert-butyl cumene peroxide

Tert-butyl cumene peroxide: CBI; Liquid.

CAS 3457-61-2 C13H20O2 208.3 g/mol Warning

01 · Identification

What Tert-butyl cumene peroxide is

Tert-butyl cumene peroxide: CBI; Liquid. Its molecular formula is C13H20O2 and its molecular weight is 208.3 g/mol.

Under the GHS it carries the signal word Warning.

CAS number3457-61-2
EC number222-389-8
Index number617-007-00-5
Molecular formulaC13H20O2
Molecular weight208.3 g/mol

Other names for Tert-butyl cumene peroxide

  • tert-butyl α,α-dimethylbenzyl peroxide

02 · GHS classification

Hazards and label elements

Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.

Signal wordWarning
Hazard statements assigned to Tert-butyl cumene peroxide
CodeHazard statement
H242 Heating may cause a fire.
H315 Causes skin irritation.
H411 Toxic to aquatic life with long lasting effects.

Precautionary statements: P264, P273, P280, P302, P313, P332, P352, P391, P501

This page lists only the codes assigned to Tert-butyl cumene peroxide. The full reference lives on the hazard statements hub, the precautionary statements hub and the GHS pictograms hub.

Safety Data Sheet

Getting an SDS for Tert-butyl cumene peroxide

A Safety Data Sheet is written for a product, not for a substance: the supplier of the grade you actually buy issues it, so two suppliers of Tert-butyl cumene… issue two different sheets. That is why there is no single authoritative SDS for a substance to download — what there is, is the job of collecting the sheets for the products you hold and keeping them current as suppliers revise them.

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