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O-phenyl phosphorodichloridothioate

Also known as: Dichlorophenoxysulfanylidene phosphorane, Dichloro(phenoxy)phosphine sulfide, O-Phenyl phosphorodichloridothioate, O-Phenyl phosphorothionodichloridate, O-phenyl thiophosphorodichloridate, Phenoxydichlorophosphane sulfide, Phenoxythiophosphoryl dichloride, Phenyl phosphonodichlorothionate, Phenyl phosphorodichloridothioate, Phosphorodichloridothioic acid phenyl ester, Phosphorodichloridothioic acid, O-phenyl ester, 1-phenyloxydichlorophosphothioate, dichloro-phenoxy-sulfanylidene, dichloro-phenoxy-sulfanylidene-λ5-phosphane

O-phenyl phosphorodichloridothioate (CAS 18961-96-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H5Cl2OPS and a molecular weight of 227.048 g/mol. Key properties include a boiling point of 272.4±23.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 118.5±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18961-96-1
Jingsj CID
J-1002019-6
Molecular Formula
C6H5Cl2OPS
Molecular Weight
227.048 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point272.4±23.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point118.5±22.6 °C
Exact Mass225.917572
PSA51.13000
LogP3.06
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.603

Frequently Asked Questions

What is the CAS number of O-phenyl phosphorodichloridothioate?

The CAS number of O-phenyl phosphorodichloridothioate is 18961-96-1.

What are the molecular formula and molecular weight of O-phenyl phosphorodichloridothioate?

O-phenyl phosphorodichloridothioate has molecular formula C6H5Cl2OPS and molecular weight 227.048 g/mol.

What are the upstream and downstream products of O-phenyl phosphorodichloridothioate?

For O-phenyl phosphorodichloridothioate, Upstream Products: Phenol, dichloro(phenoxy)phosphane, Aluminium chloride; Downstream Products: Triphenyl phosphorothionate, Phenylphosphoric Acid, Phosphorothioic acid, O,O-diethyl O-phenyl ester.

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

Last updated:

How to cite: Jingsj. "O-phenyl phosphorodichloridothioate (CAS 18961-96-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1002019-6 (accessed 2026-11-09).

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