Diisononyl phthalate

邻苯二甲酸二异壬酯

Also known as: Bis(3,5,5-trimethylhexyl) phthalate, Bis(7-methyloctyl) phthalate, DIISONONYL PHTHALATE, DINP, Diisononyl phthalate, Diisononylphthalate, EINECS 271-090-9, PHTHALIC ACID BIS(3,5,5-TRIMETHYLHEXYL) ESTER, Phthalic Acid Diisononyl Ester, Phthalic acid, bis(7-methyloctyl) ester, 1,2-Benzenedicarboxylic acid, di-C8-10-branched alkyl esters, C9-rich, Dialkyl-(C8-C10)phthalate, di-(isononyl) phthalate

Diisononyl phthalate (CAS 68515-48-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C26H42O4 and a molecular weight of 418.609 g/mol. It is also known as Bis(3,5,5-trimethylhexyl) phthalate, Bis(7-methyloctyl) phthalate and DIISONONYL PHTHALATE. Key properties include a boiling point of 405.7±13.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 216.3±9.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 68515-48-0
Jingsj CID: J-1468038-0
Molecular Formula: C₂₆H₄₂O₄
Chinese Name: 邻苯二甲酸二异壬酯
Molecular Weight: 418.609 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	405.7±13.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	216.3±9.3 °C

Frequently Asked Questions

What is the CAS number of Diisononyl phthalate?

The CAS number of Diisononyl phthalate is 68515-48-0.

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

Diisononyl phthalate has molecular formula C26H42O4 and molecular weight 418.609 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Diisononyl phthalate (CAS 68515-48-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1468038-0 (accessed 2026-10-25).

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