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1,4-Bis(diphenylphosphino)butane monooxide

Also known as: 1,4-Bis(diphenylphosphino)butane monoxide, [4-(Diphenylphosphino)butyl]diphenylphosphine oxide, 1-(Diphenylphosphino)-4-(diphenylphosphinoyl)butane, Bis(diphenylphosphino)butane monoxide, diphenylphosphino(diphenylphosphonyl)butane

1,4-Bis(diphenylphosphino)butane monooxide (CAS 85686-00-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C28H28OP2 and a molecular weight of 442.46900 g/mol. Key property: a melting point of 183-188ºC(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
85686-00-6
Jingsj CID
J-5988-1
Molecular Formula
C28H28OP2
Molecular Weight
442.46900 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point183-188ºC(lit.)
Exact Mass442.16200
PSA40.47000
LogP5.91360

Customs & Trade Information

HS Code2902909090
Summary2902909090 other aromatic hydrocarbons。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(diphenylphosphino)butane monooxide?

The CAS number of 1,4-Bis(diphenylphosphino)butane monooxide is 85686-00-6.

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

1,4-Bis(diphenylphosphino)butane monooxide has molecular formula C28H28OP2 and molecular weight 442.46900 g/mol.

What are the upstream and downstream products of 1,4-Bis(diphenylphosphino)butane monooxide?

For 1,4-Bis(diphenylphosphino)butane monooxide, Upstream Products: 1,4-Bis(diphenylphosphino)butane.

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

Last updated:

How to cite: Jingsj. "1,4-Bis(diphenylphosphino)butane monooxide (CAS 85686-00-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5988-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.