tert-Amyl peroxy-2-ethylhexanoate

过氧化叔戊基-2-乙基己酸酯

Also known as: tert-Pentyl 2-ethylperoxyhexanoate, 2-Ethylhexaneperoxoic acid 1,1-dimethylpropyl ester, 2-methylbutan-2-yl 2-ethylhexaneperoxoate, Hexaneperoxoic acid, 2-ethyl-, 1,1-dimethylpropyl ester, amyl peroxy-2-ethylhexanoate, t-amyl 2-ethylhexanoate peroxide, t-amyl peroxy-2-ethylhexanoate, tert-Amyl per-2-ethyl hexanoate, tert-Amyl peroxy-2-ethyl hexanoate(technically pure), tert-pentyl 2-ethylperoxyhexanoate, tert.-Amylperoxy-2-ethylhexanoat, A9262, EINECS 211-687-3, 1,1-dimethylpropyl peroxy-2-ethylhexanoate, Esperox 570, Luperox 575, Trigonox 121, Trigonox 121-50, Lupersol 575, Trigonox 121C50

tert-Amyl peroxy-2-ethylhexanoate (CAS 686-31-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H26O3 and a molecular weight of 230.34400 g/mol. It is also known as tert-Pentyl 2-ethylperoxyhexanoate, 2-Ethylhexaneperoxoic acid 1,1-dimethylpropyl ester and 2-methylbutan-2-yl 2-ethylhexaneperoxoate. Key properties include a melting point of -62ºC, a boiling point of 277.8ºC at 760 mmHg and a density of 0.948 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
686-31-7
Jingsj CID
J-889798-9
Molecular Formula
C13H26O3
Chinese Name
过氧化叔戊基-2-乙基己酸酯
Molecular Weight
230.34400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-62ºC
Boiling Point277.8ºC at 760 mmHg
Density0.948 g/cm3

Frequently Asked Questions

What is the CAS number of tert-Amyl peroxy-2-ethylhexanoate?

The CAS number of tert-Amyl peroxy-2-ethylhexanoate is 686-31-7.

What are the molecular formula and molecular weight of tert-Amyl peroxy-2-ethylhexanoate?

tert-Amyl peroxy-2-ethylhexanoate has molecular formula C13H26O3 and molecular weight 230.34400 g/mol.

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

Last updated:

How to cite: Jingsj. "tert-Amyl peroxy-2-ethylhexanoate (CAS 686-31-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-889798-9 (accessed 2026-10-23).

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