Bis(2-ethylhexyl) phosphate

二(2-乙基己基)磷酸酯

Also known as: Di(2-ethylhexyl) phosphate, Di-(2-ethylhexyl)phosphoric acid, Dioctyl phosphate, Phosphoric acid di(2-ethylhexyl) ester, Phosphoric acid bis(2-ethylhexyl) ester, Bis(2-ethylhexyl) hydrogen phosphate, D2EHPA, DEHPA, HDEHP, P-204, Dicapryl phosphate, Isooctanol, hydrogen phosphate

Bis(2-ethylhexyl) phosphate (CAS 298-07-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H35O4P and a molecular weight of 322.421 g/mol. It is also known as Di(2-ethylhexyl) phosphate, Di-(2-ethylhexyl)phosphoric acid and Dioctyl phosphate. Key properties include a melting point of −60 °C(lit.), a boiling point of 393.4±25.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 191.7±23.2 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
298-07-7
Jingsj CID
J-14474-0
Molecular Formula
C16H35O4P
Chinese Name
二(2-乙基己基)磷酸酯
Molecular Weight
322.421 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−60 °C(lit.)
Boiling Point393.4±25.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point191.7±23.2 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of Bis(2-ethylhexyl) phosphate?

The CAS number of Bis(2-ethylhexyl) phosphate is 298-07-7.

What are the molecular formula and molecular weight of Bis(2-ethylhexyl) phosphate?

Bis(2-ethylhexyl) phosphate has molecular formula C16H35O4P and molecular weight 322.421 g/mol.

Is Bis(2-ethylhexyl) phosphate hazardous?

Bis(2-ethylhexyl) phosphate has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Bis(2-ethylhexyl) phosphate (CAS 298-07-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14474-0 (accessed 2026-10-23).

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