Bis(tert-butyldioxyisopropyl)benzene

双叔丁基过氧异丙基苯

Also known as: Bis(t-butylperoxy isopropyl)benzene, BIPB, 1,4-Bis(tert-butylperoxyisopropyl)benzene, alpha,alpha'-Bis(tert-butylperoxy)diisopropylbenzene, Perkadox 14, Vul-Cup, Luperox F, Varox VC-R, Varox 802-40KE, Peroximon F 40MG

Bis(tert-butyldioxyisopropyl)benzene (CAS 25155-25-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H34O4 and a molecular weight of 338.48200 g/mol. It is also known as Bis(t-butylperoxy isopropyl)benzene, BIPB and 1,4-Bis(tert-butylperoxyisopropyl)benzene. Key properties include a melting point of 44-48 °C(lit.), a boiling point of 374.8ºC at 760 mmHg, a density of 1.63 g/mL at 25 °C(lit.) and a flash point of >230 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 25155-25-3
Jingsj CID: J-49085-6
Molecular Formula: C₂₀H₃₄O₄
Chinese Name: 双叔丁基过氧异丙基苯
Molecular Weight: 338.48200 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	44-48 °C(lit.)
Boiling Point	374.8ºC at 760 mmHg
Density	1.63 g/mL at 25 °C(lit.)
Flash Point	>230 °F

Frequently Asked Questions

What is the CAS number of Bis(tert-butyldioxyisopropyl)benzene?

The CAS number of Bis(tert-butyldioxyisopropyl)benzene is 25155-25-3.

What are the molecular formula and molecular weight of Bis(tert-butyldioxyisopropyl)benzene?

Bis(tert-butyldioxyisopropyl)benzene has molecular formula C20H34O4 and molecular weight 338.48200 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Bis(tert-butyldioxyisopropyl)benzene (CAS 25155-25-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49085-6 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.