Basic information
CAS NO
89-32-7
EINECS
201-898-9
Molecular Formula
C10H2O6
Molecular Weight
218.1193
English Name
1,2,4,5-Benzenetetracarboxylic anhydride
Synonyms
Pyromellitic dianhydride, 1,2,4,5-Benzenetetracarboxylic dianhydride, benzene-1,2:4,5-tetracarboxylic dianhydride, PMDA, 1H,3H-benzo[1,2-c:4,5-c']difuran-1,3,5,7-tetrone, Pyromellitic , Dianhydride
Physical and Chemical Properties
Density
1.885g/cm3
Refractive index
1.708
Melting point
283-287℃
Boiling point
398.6°C at 760 mmHg
Flash point
183.5°C
Water Solubility
decomposes
Vapour Pressure
1.45E-06mmHg at 25°C
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