ChemNet > CAS > 89-32-7 1,2,4,5-Benzenetetracarboxylic anhydride
89-32-7 1,2,4,5-Benzenetetracarboxylic anhydride
product Name |
1,2,4,5-Benzenetetracarboxylic anhydride |
CAS No |
89-32-7 |
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 |
Molecular Formula |
C10H2O6 |
Molecular Weight |
218.1193 |
EINECS |
201-898-9 |
Molecular Structure |
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Density |
1.885g/cm3 |
Melting point |
283-287℃ |
Boiling point |
398.6°C at 760 mmHg |
Refractive index |
1.708 |
Flash point |
183.5°C |
Water solubility |
decomposes |
Vapour Pressur |
1.45E-06mmHg at 25°C |
Hazard Symbols |
Xn:Harmful;
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Risk Codes |
R41:;
R42/43:;
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Safety Description |
S22:;
S24:;
S26:;
S37/39:;
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MSDS |
Material Safety Data Sheet
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