Diisopropylphosphine

二异丙基膦

Also known as: Di-i-propylphosphine, Phosphine, bis(1-methylethyl)-, Phosphine, diisopropyl-, di(propan-2-yl)phosphane, diisopropyl phosphane

Diisopropylphosphine (CAS 20491-53-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H15P and a molecular weight of 118.157 g/mol. It is also known as Di-i-propylphosphine, Phosphine, bis(1-methylethyl)- and Phosphine, diisopropyl-. Key properties include a boiling point of 128.3±9.0 °C at 760 mmHg, a density of 0.800 and a flash point of 31.4±18.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20491-53-6
Jingsj CID
J-14136-5
Molecular Formula
C6H15P
Chinese Name
二异丙基膦
Molecular Weight
118.157 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point128.3±9.0 °C at 760 mmHg
Density0.800
Flash Point31.4±18.7 °C

Frequently Asked Questions

What is the CAS number of Diisopropylphosphine?

The CAS number of Diisopropylphosphine is 20491-53-6.

What are the molecular formula and molecular weight of Diisopropylphosphine?

Diisopropylphosphine has molecular formula C6H15P and molecular weight 118.157 g/mol.

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

Last updated:

How to cite: Jingsj. "Diisopropylphosphine (CAS 20491-53-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14136-5 (accessed 2026-10-23).

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