Diphenyl chlorophosphate

Diphenyl chlorophosphate, also known as diphenylphosphoryl chloride, chlorophosphoric acid diphenyl ester, and chlorophosphate diphenyl ester, is an organic compound with the CAS number 2524-64-3. Its molecular formula is C12H10ClO3P((C6H5O)2POCl), and the molecular weight is 268.63. This substance appears as a colorless liquid, with a density of 1.296 g/mL at 25℃, a boiling point of 363.5±11.0℃ (760 mmHg), and a flash point of 256.2±26.9℃. It is stable under normal temperature and pressure but exhibits hygroscopicity.
Chlorodiphenyl phosphate is primarily used as a phosphorylation reagent, suitable for the synthesis of protected serine and pyranose. Its dangerous goods transport number is UN 3265, classified as a dangerous goods in transport category 8, and its packaging level is II. This compound may decompose when exposed to moisture, and during hazardous reactions, it may release carbon monoxide, hydrogen chloride, and phosphorus oxides. It should be stored in a cool and dry environment with the container sealed, and operations should be conducted in a fume hood to avoid inhaling vapor.
Chinese name: 氯代磷酸二苯酯                  English name: Diphenyl phosphoryl chloride
Synonym: Diphenyl chlorophosphate        CAS: 2524-64-3
MDL: MFCD00003030 Molecular formula: C12H10ClO3P; (C6H5O)2POCl
Molecular weight: 268.63                          SMILES: ClP(=O)(c1ccccc1)c1ccccc1
EINECS：219-759-6
product attributes
Boiling point: 314-316 °C at 272 mm Hg (lit.)
Density: 1.296 g/mL at 25 °C (literature value)
Vapor pressure at 10 mm Hg (190 °C)
Refractive index n20/D 1.55 (lit.)
Flash point greater than 230 °F
Water solubility MAY DECOMPOSE