2,3,3',4'-Biphenyltetracarboxylic dianhydride (α - BPDA)



2,3,3',4'-Biphenyltetracarboxylic dianhydride (α - BPDA)

Chinese name
2,3,3',4'-联苯四甲酸二酐
English name
2,3,3',4'-Biphenyltetracarboxylic dianhydride
English abbreviation
α- BPDA
CAS
36978-41-3
Appearance
White Powder
Molecular Formula
C16H6O6
Molecular Weight
294.21
Melting Point ℃
196-198
Purity %
≥ 99.5
Metal Impurities
K,Ca,Na,Fe,Cu≤2PPM