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Butyldi-1-adamantylphosphine

Also known as: Butyl di-1-adamantylphosphine, CatacXium A, Catacxium A, Di(1-adamantyl)-n-butylphosphine, Di(adamantan-1-yl)(butyl)phosphine, Diadamantan-1-yl(butyl)phosphine, n-BuP(1-Ad)2, n-Butyldiadamantylphosphine, nBuP(1-adamantyl)2, bis(1-adamantyl)-butylphosphane, di-(1-adamantyl)-n-butylphosphine, P(1-Ad)2nBu, Phosphine, butylditricyclo[3.3.1.1]dec-1-yl-

Butyldi-1-adamantylphosphine (CAS 321921-71-5) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C24H39P and a molecular weight of 358.540 g/mol. Key properties include a melting point of 100ºC, a boiling point of 449.6±12.0 °C at 760 mmHg and a flash point of 239.0±25.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
321921-71-5
Jingsj CID
J-1512729-4
Molecular Formula
C24H39P
Molecular Weight
358.540 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point100ºC
Boiling Point449.6±12.0 °C at 760 mmHg
Flash Point239.0±25.8 °C
Exact Mass358.278931
PSA13.59000
LogP8.18
AppearancePowder | white to yellow
Vapor Pressure0.0±1.1 mmHg at 25°C

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 Butyldi-1-adamantylphosphine?

The CAS number of Butyldi-1-adamantylphosphine is 321921-71-5.

What are the molecular formula and molecular weight of Butyldi-1-adamantylphosphine?

Butyldi-1-adamantylphosphine has molecular formula C24H39P and molecular weight 358.540 g/mol.

What are the upstream and downstream products of Butyldi-1-adamantylphosphine?

For Butyldi-1-adamantylphosphine, Upstream Products: Di(1-adamantyl)chlorophosphine, 1-Bromobutane, Di(adamantan-1-yl)phosphine; Downstream Products: 2-Methoxy-6-vinylnaphthalene, 1-Ethynyl-4-methoxybenzene.

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

Last updated:

How to cite: Jingsj. "Butyldi-1-adamantylphosphine (CAS 321921-71-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512729-4 (accessed 2026-11-09).

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