Phenol, isobutylenated, phosphate (3:1)

三异丁基苯基磷酸酯

Also known as: Tris(isobutylphenyl) phosphate, Isobutylenated phenol phosphate (3:1), Tris[4-(2-methylpropyl)phenyl] phosphate, Durad 220B, Durad 550B, Durad MP280B, EINECS 273-065-8, UNII-XPE77R3GK8, Phenol, isobutyleniert, Phosphat (3:1)

Phenol, isobutylenated, phosphate (3:1) (CAS 68937-40-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C30H39O4P and a molecular weight of 494.60200 g/mol. It is also known as Tris(isobutylphenyl) phosphate, Isobutylenated phenol phosphate (3:1) and Tris[4-(2-methylpropyl)phenyl] phosphate. Key properties include a boiling point of 534.5ºC at 760 mmHg, a density of 1.083g/cm3 and a flash point of 290ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
68937-40-6
Jingsj CID
J-1392139-8
Molecular Formula
C30H39O4P
Chinese Name
三异丁基苯基磷酸酯
Molecular Weight
494.60200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point534.5ºC at 760 mmHg
Density1.083g/cm3
Flash Point290ºC

Frequently Asked Questions

What is the CAS number of Phenol, isobutylenated, phosphate (3:1)?

The CAS number of Phenol, isobutylenated, phosphate (3:1) is 68937-40-6.

What are the molecular formula and molecular weight of Phenol, isobutylenated, phosphate (3:1)?

Phenol, isobutylenated, phosphate (3:1) has molecular formula C30H39O4P and molecular weight 494.60200 g/mol.

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

Last updated:

How to cite: Jingsj. "Phenol, isobutylenated, phosphate (3:1) (CAS 68937-40-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1392139-8 (accessed 2026-10-25).

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