1,5-Bis(diphenylphosphino)pentane

1,5-双(二苯基膦)戊烷

Also known as: 1,5-Bis(diphenylphosphino)pentane, 1,5-Bis(Diphenylphosphino), 1,5-Bis(diphenylphosphino)pentane (DPPPe), 1,5-Bis(diphenyphosphino)Pentane, 1,5-bis(diphenylphosphino)pent, 1,5-pentanediylbis[diphenylphosphine], DPPENT, Pentamethylenebis[diphenylphosphine], dpppe, 5-diphenylphosphanylpentyl(diphenyl)phosphane, Pentamethylenebis(Diphenylphosphine), Pentane-1,5-diylbis(diphenylphosphine), Phosphine, 1,1'-(1,5-pentanediyl)bis[1,1-diphenyl-, pentane-1,5-diylbis(diphenylphosphane)

1,5-Bis(diphenylphosphino)pentane (CAS 27721-02-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C29H30P2 and a molecular weight of 440.496 g/mol. It is also known as 1,5-Bis(Diphenylphosphino), 1,5-Bis(diphenylphosphino)pentane (DPPPe) and 1,5-Bis(diphenyphosphino)Pentane. Key properties include a melting point of 43-47 °C(lit.), a boiling point of 553.1±33.0 °C at 760 mmHg and a flash point of 306.8±31.7 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27721-02-4
Jingsj CID
J-18289-8
Molecular Formula
C29H30P2
Chinese Name
1,5-双(二苯基膦)戊烷
Molecular Weight
440.496 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point43-47 °C(lit.)
Boiling Point553.1±33.0 °C at 760 mmHg
Flash Point306.8±31.7 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1,5-Bis(diphenylphosphino)pentane?

The CAS number of 1,5-Bis(diphenylphosphino)pentane is 27721-02-4.

What are the molecular formula and molecular weight of 1,5-Bis(diphenylphosphino)pentane?

1,5-Bis(diphenylphosphino)pentane has molecular formula C29H30P2 and molecular weight 440.496 g/mol.

Is 1,5-Bis(diphenylphosphino)pentane hazardous?

1,5-Bis(diphenylphosphino)pentane 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. "1,5-Bis(diphenylphosphino)pentane (CAS 27721-02-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18289-8 (accessed 2026-10-24).

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