Di-n-octyl phthalate

邻苯二甲酸二正辛酯

Also known as: Dioctyl phthalate, DNOP, Phthalic acid di-n-octyl ester, n-Octyl phthalate, Di-n-octyl o-phthalate, DOP

Di-n-octyl phthalate (CAS 117-84-0) 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, DNOP and Phthalic acid di-n-octyl ester. Key properties include a melting point of 25ºC, a boiling point of 416.4±13.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 222.3±9.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
117-84-0
Jingsj CID
J-7627-2
Molecular Formula
C24H38O4
Chinese Name
邻苯二甲酸二正辛酯
Molecular Weight
390.556 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point25ºC
Boiling Point416.4±13.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point222.3±9.3 °C

Frequently Asked Questions

What is the CAS number of Di-n-octyl phthalate?

The CAS number of Di-n-octyl phthalate is 117-84-0.

What are the molecular formula and molecular weight of Di-n-octyl phthalate?

Di-n-octyl phthalate has molecular formula C24H38O4 and molecular weight 390.556 g/mol.

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

Last updated:

How to cite: Jingsj. "Di-n-octyl phthalate (CAS 117-84-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7627-2 (accessed 2026-10-23).

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