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Physical & Chemical properties

Melting point / freezing point

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Description of key information

The melting point of phthalylsulfathiazole by the capillary method was found to be 350.4 degC at an atmospheric pressure of 975 hPa.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
364.14 °C

Additional information

The melting point of phthalylsulfathiazole by the capillary method was found to be 350.4 degC at an atmospheric pressure of 975 hPa.There was no decomposition & sublimation observed of phthalylsulfathiazole at the melting point. This melting point value at 101325 Pa is equivalent to 364.14 deg C.