Diisodecyl phthalate

邻苯二甲酸二异癸酯

Also known as: DIDP, Phthalic acid diisodecyl ester, Bis(8-methylnonyl) phthalate, 1,2-Benzenedicarboxylic acid diisodecyl ester, Isodecyl phthalate, Jayflex DIDP, Plasthall DIDP, Sansocizer DIDP, Hexaplas DIDP, Reomol DiDP, MFCD00048389, EINECS 247-977-1, bis(8-methylnonyl) benzene-1,2-dicarboxylate, di-iso-decyl phthalate, Diisodecyl-o-phthalate

Diisodecyl phthalate (CAS 26761-40-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C28H46O4 and a molecular weight of 446.662 g/mol. It is also known as DIDP, Phthalic acid diisodecyl ester and Bis(8-methylnonyl) phthalate. Key properties include a melting point of 235ºC, a boiling point of 425.8±13.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 227.6±9.3 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26761-40-0
Jingsj CID
J-22930-6
Molecular Formula
C28H46O4
Chinese Name
邻苯二甲酸二异癸酯
Molecular Weight
446.662 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point235ºC
Boiling Point425.8±13.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point227.6±9.3 °C

GHS Safety & Compliance

Environmental HazardSignal word: Warning

Frequently Asked Questions

What is the CAS number of Diisodecyl phthalate?

The CAS number of Diisodecyl phthalate is 26761-40-0.

What are the molecular formula and molecular weight of Diisodecyl phthalate?

Diisodecyl phthalate has molecular formula C28H46O4 and molecular weight 446.662 g/mol.

Is Diisodecyl phthalate hazardous?

Diisodecyl phthalate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Diisodecyl phthalate (CAS 26761-40-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22930-6 (accessed 2026-10-24).

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