Product Name: 3,3',4,4'-Benzophenonetetracarboxylic dianhydride BTDA
CAS: 2421-28-5
MF: C17H6O7
MW: 322.23
EINECS: 219-348-1
Melting point: 218-222 °C (lit.)
Boiling point: 320°C 5mm
Density: 1,57 g/cm3
Vapor density: 1.4 (vs air)
Vapor pressure: <0.1 mm Hg ( 0 °C)
Refractive index: 1.6380 (estimate)
Fp: 324 °C
BRN: 761777