Diphenyldichloromethane is an organic compound with the formula (C6H5)2CCl2. It is a colorless solid that is used as a precursor to other organic compounds.
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Preferred IUPAC name
1,1′-(Dichloromethylene)dibenzene | |
Other names
Dichlorodiphenylmethane
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Identifiers | |
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3D model (JSmol)
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1910601 | |
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ECHA InfoCard | 100.016.486 |
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CompTox Dashboard (EPA)
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Properties | |
C13H10Cl2 | |
Molar mass | 237.12 g·mol−1 |
Appearance | colorless solid |
Density | 1.235 g/cm3 |
Melting point | 146 to 150 °C (295 to 302 °F; 419 to 423 K)[2] |
Boiling point | 193 °C (379 °F; 466 K) at 32 torr[1] |
Hazards | |
Flash point | 110 °C (230 °F; 383 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references
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It is prepared from carbon tetrachloride and anhydrous aluminium chloride as catalyst in a double Friedel-Crafts alkylation of benzene.[3] Alternatively, benzophenone is treated with phosphorus pentachloride:[4]
It undergoes hydrolysis to benzophenone.[3]
It is used in the synthesis of tetraphenylethylene,[5] diphenylmethane imine hydrochloride and benzoic anhydride.[6]