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Bis(3,5-dimethyl-4-methoxyphenyl)chlorophosphine

Also known as: Chlorobis(3,5-dimethyl-4-methoxyphenyl)phosphine, Phosphinous chloride, P,P-bis(4-methoxy-3,5-dimethylphenyl)-, chloro-bis(4-methoxy-3,5-dimethylphenyl)phosphane, Bis(3,5-dimethyl-4-methoxyphenyl)phosphinous chloride

Bis(3,5-dimethyl-4-methoxyphenyl)chlorophosphine (CAS 136802-85-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C18H22ClO2P and a molecular weight of 336.79300 g/mol. Key properties include a boiling point of 451.7ºC at 760 mmHg and a flash point of 227ºC. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
136802-85-2
Jingsj CID
J-14134-4
Molecular Formula
C18H22ClO2P
Molecular Weight
336.79300 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point451.7ºC at 760 mmHg
Flash Point227ºC
Exact Mass336.10500
PSA32.05000
LogP4.52390
Vapor Pressure6.37E-08mmHg at 25°C

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

Frequently Asked Questions

What is the CAS number of Bis(3,5-dimethyl-4-methoxyphenyl)chlorophosphine?

The CAS number of Bis(3,5-dimethyl-4-methoxyphenyl)chlorophosphine is 136802-85-2.

What are the molecular formula and molecular weight of Bis(3,5-dimethyl-4-methoxyphenyl)chlorophosphine?

Bis(3,5-dimethyl-4-methoxyphenyl)chlorophosphine has molecular formula C18H22ClO2P and molecular weight 336.79300 g/mol.

Is Bis(3,5-dimethyl-4-methoxyphenyl)chlorophosphine hazardous?

Bis(3,5-dimethyl-4-methoxyphenyl)chlorophosphine has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

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

Last updated:

How to cite: Jingsj. "Bis(3,5-dimethyl-4-methoxyphenyl)chlorophosphine (CAS 136802-85-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14134-4 (accessed 2026-11-09).

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