Pyromellitic dianhydridePyromellitic dianhydride (PMDA) is an organic compound with the formula C6H2(C2O3)2. It is the double carboxylic acid anhydride that is used in the preparation of polyimide polymers such as Kapton. Read from the Chembox of the Wikipedia article Pyromellitic dianhydride, revision 1380030923.

Property

Value

Formula

C10H2O6, 218.12 g/mol

Melting point

284.5 °C

Boiling point

398.5 °C

Density

1.68 g/cm³

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