Dipropyl phthalate

邻苯二甲酸二丙酯

Also known as: 1,2-Benzenedicarboxylic acid, dipropyl ester, DI-N-PROPYL PHTHALATE, PHTHALIC ACID DI-N-PROPYL ESTER, PHTHALIC ACID DIPROPYL ESTER, PHTHALIC ACID, BIS-PROPYL ESTER, PROPYL PHTHALATE, PROPYLPHTHALIDE, dipropyl benzene-1,2-dicarboxylate

Dipropyl phthalate (CAS 131-16-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H18O4 and a molecular weight of 250.290 g/mol. It is also known as 1,2-Benzenedicarboxylic acid, dipropyl ester, DI-N-PROPYL PHTHALATE and PHTHALIC ACID DI-N-PROPYL ESTER. Key properties include a boiling point of 317.3±10.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 166.3±8.5 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
131-16-8
Jingsj CID
J-1993534-4
Molecular Formula
C14H18O4
Chinese Name
邻苯二甲酸二丙酯
Molecular Weight
250.290 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point317.3±10.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point166.3±8.5 °C

GHS Safety & Compliance

Health Hazard / Environmental HazardSignal word: Warning

Frequently Asked Questions

What is the CAS number of Dipropyl phthalate?

The CAS number of Dipropyl phthalate is 131-16-8.

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

Dipropyl phthalate has molecular formula C14H18O4 and molecular weight 250.290 g/mol.

Is Dipropyl phthalate hazardous?

Dipropyl 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. "Dipropyl phthalate (CAS 131-16-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993534-4 (accessed 2026-10-24).

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