Phosphorus Oxychloride | POCl₃ | CAS 10025-87-3

Product Name: Phosphorus Oxychloride (POCl₃)
CAS No.: 10025-87-3

Properties

• Appearance: Colorless transparent fuming liquid

• Melting Point: 1.25 °C

• Boiling Point: 107 °C

• Density: 1.645 g/mL at 25 °C

• Vapor Density: 5.3 (air = 1)

• Vapor Pressure: 104 mmHg (50 °C)

• Refractive Index: n²⁰/D 1.461

• Flash Point: 105.8 °C

• Specific Gravity: 1.692 (15/15 °C)

• pH: 1.0 (5 g/L, H₂O, 25 °C)

• Water Solubility: Reacts exothermically

• Sensitivity: Moisture sensitive

• Storage: Store below +30 °C

• Solubility: Soluble in many organic solvents

Introduction

Phosphorus oxychloride (CAS No.: 10025-87-3) is an important chemical raw material. It is a colorless transparent fuming liquid widely used in the production of pesticides, pharmaceuticals, dyes, phosphates, and flame retardants.

Specific applications include:

• Raw material for organophosphorus herbicide and insecticide production

• Plasticizer production

• Chlorination reactions for long-acting sulfonamide drugs

• Dye intermediates

• Organic synthesis of organic chlorides

• Catalyst

• Uranium ore extractant