Terephthaloyl chloride
Chemical compound
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Terephthaloyl chloride is the acyl chloride of terephthalic acid. It is a white solid. It is one of two precursors used to make Kevlar, the other being p-phenylenediamine. Wikipedia
Molar mass: 203.0222 g/mol
Formula: C8H4Cl2O2
Melting point: 81.5 to 83 °C (178.7 to 181.4 °F; 354.6 to 356.1 K)
IUPAC ID: benzene-1,4-dicarbonyl chloride
Boiling point: 509°F (265°C)
Density: 1.34 g/cm³
Appearance: white solid