Cyclohexylphosphonic dichloride

环己基膦酰二氯

Also known as: Cyclohexanephosphonyl chloride, Cyclohexylphosphonic acid dichloride, Cyclohexylphosphonyl dichloride, Dichlorocyclohexylphosphine oxide, Phosphonic dichloride, P-cyclohexyl-

Cyclohexylphosphonic dichloride (CAS 1005-22-7) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H11Cl2OP and a molecular weight of 201.03100 g/mol. It is also known as Cyclohexanephosphonyl chloride, Cyclohexylphosphonic acid dichloride and Cyclohexylphosphonyl dichloride. Key properties include a melting point of 40-43ºC, a boiling point of 127-129ºC (15 mmHg), a density of 1.296 g/mL at 25ºC(lit.) and a flash point of 111.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1005-22-7
Jingsj CID
J-18308-0
Molecular Formula
C6H11Cl2OP
Chinese Name
环己基膦酰二氯
Molecular Weight
201.03100 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point40-43ºC
Boiling Point127-129ºC (15 mmHg)
Density1.296 g/mL at 25ºC(lit.)
Flash Point111.5ºC

Frequently Asked Questions

What is the CAS number of Cyclohexylphosphonic dichloride?

The CAS number of Cyclohexylphosphonic dichloride is 1005-22-7.

What are the molecular formula and molecular weight of Cyclohexylphosphonic dichloride?

Cyclohexylphosphonic dichloride has molecular formula C6H11Cl2OP and molecular weight 201.03100 g/mol.

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

Last updated:

How to cite: Jingsj. "Cyclohexylphosphonic dichloride (CAS 1005-22-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18308-0 (accessed 2026-10-22).

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