Bis(2-chlorophenyl) phosphorochloridate

双(2-氯苯基)磷酰氯

Also known as: bis(2-chlorophenyl) chlorophosphate, Phosphorochloridic acid, bis(2-chlorophenyl) ester, 1-chloro-2-[chloro-(2-chlorophenoxy)phosphoryl]oxybenzene, Di-o-Chlorophenyl phosphorochloridate, Bis(o-chlorophenyl) phosphorochloridate

Bis(2-chlorophenyl) phosphorochloridate (CAS 17776-78-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H8Cl3O3P and a molecular weight of 337.52300 g/mol. It is also known as bis(2-chlorophenyl) chlorophosphate, Phosphorochloridic acid, bis(2-chlorophenyl) ester and 1-chloro-2-[chloro-(2-chlorophenoxy)phosphoryl]oxybenzene. Key properties include a boiling point of 422.7ºC at 760mmHg, a density of 1.501g/cm3 and a flash point of 332.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17776-78-2
Jingsj CID
J-19964-9
Molecular Formula
C12H8Cl3O3P
Chinese Name
双(2-氯苯基)磷酰氯
Molecular Weight
337.52300 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point422.7ºC at 760mmHg
Density1.501g/cm3
Flash Point332.8ºC

Frequently Asked Questions

What is the CAS number of Bis(2-chlorophenyl) phosphorochloridate?

The CAS number of Bis(2-chlorophenyl) phosphorochloridate is 17776-78-2.

What are the molecular formula and molecular weight of Bis(2-chlorophenyl) phosphorochloridate?

Bis(2-chlorophenyl) phosphorochloridate has molecular formula C12H8Cl3O3P and molecular weight 337.52300 g/mol.

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

Last updated:

How to cite: Jingsj. "Bis(2-chlorophenyl) phosphorochloridate (CAS 17776-78-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19964-9 (accessed 2026-10-23).

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