Bis(2-ethylhexyl) phthalate

邻苯二甲酸二(2-乙基己基)酯

Also known as: Dioctyl phthalate, DEHP, Di(2-ethylhexyl) phthalate, Diethylhexyl phthalate, 1,2-Benzenedicarboxylic acid, bis(2-ethylhexyl) ester, Phthalic acid bis(2-ethylhexyl) ester, Phthalic acid dioctyl ester, Fleximel, Octoil, Plastic additive 01, Bisoflex 82, Bisoflex DOP

Bis(2-ethylhexyl) phthalate (CAS 117-81-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C24H38O4 and a molecular weight of 390.556 g/mol. It is also known as Dioctyl phthalate, DEHP and Di(2-ethylhexyl) phthalate. Key properties include a melting point of -50 °C, a boiling point of 384.9±10.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 207.2±0.0 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
117-81-7
Jingsj CID
J-47607-4
Molecular Formula
C24H38O4
Chinese Name
邻苯二甲酸二(2-乙基己基)酯
Molecular Weight
390.556 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-50 °C
Boiling Point384.9±10.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point207.2±0.0 °C

GHS Safety & Compliance

Health HazardSignal word: Danger

Frequently Asked Questions

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

The CAS number of Bis(2-ethylhexyl) phthalate is 117-81-7.

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

Bis(2-ethylhexyl) phthalate has molecular formula C24H38O4 and molecular weight 390.556 g/mol.

Is Bis(2-ethylhexyl) phthalate hazardous?

Bis(2-ethylhexyl) phthalate 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) phthalate (CAS 117-81-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47607-4 (accessed 2026-10-23).

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