1,4-Bis(dicyclohexylphosphino)butane

1,4-双(二环己基膦基)丁烷

Also known as: 1,4-Bis(dicyclohexylphosphanyl)butane, Dicyclohexyl[4-(dicyclohexylphosphino)butyl]phosphine, Phosphine, 1,1'-(1,4-butanediyl)bis[1,1-dicyclohexyl-, MFCD00239357

1,4-Bis(dicyclohexylphosphino)butane (CAS 65038-36-0) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C28H52P2 and a molecular weight of 450.66000 g/mol. It is also known as 1,4-Bis(dicyclohexylphosphanyl)butane, Dicyclohexyl[4-(dicyclohexylphosphino)butyl]phosphine and Phosphine, 1,1'-(1,4-butanediyl)bis[1,1-dicyclohexyl-. Key properties include a melting point of 99-104ºC(lit.), a boiling point of 555.4ºC at 760 mmHg and a flash point of 308.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
65038-36-0
Jingsj CID
J-32979-0
Molecular Formula
C28H52P2
Chinese Name
1,4-双(二环己基膦基)丁烷
Molecular Weight
450.66000 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point99-104ºC(lit.)
Boiling Point555.4ºC at 760 mmHg
Flash Point308.3ºC
Exact Mass450.35400
PSA27.18000
LogP10.06120
Appearancesolid

Customs & Trade Information

HS Code2902199090
Summary2902199090 other cyclanes, cyclenes and cyclotherpenes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,4-Bis(dicyclohexylphosphino)butane?

The CAS number of 1,4-Bis(dicyclohexylphosphino)butane is 65038-36-0.

What are the molecular formula and molecular weight of 1,4-Bis(dicyclohexylphosphino)butane?

1,4-Bis(dicyclohexylphosphino)butane has molecular formula C28H52P2 and molecular weight 450.66000 g/mol.

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

Last updated:

How to cite: Jingsj. "1,4-Bis(dicyclohexylphosphino)butane (CAS 65038-36-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32979-0 (accessed 2026-10-28).

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