3,3'4,4 '-Biphenyl tetracarboxylic acid, 22803-05-0

By SKYSEVEN Chemical Technical Team · 2026-08-18

Chemical Encyclopedia

August 18, 2026

ask a question

Chinese name:3,3 '4,4'-Biphenyl tetracarboxylic acid
english name:3,3,4,4-Biphenyltetracarboxylic acid
chinese alias:3,3 ',4,4'-Biphenyl tetracarboxylic acid
english alias: diphenyl-3,3',4,,4'-tetracarboxylic acid;3,4,3',4'-biphenyltetracarboxylic acid;3,3',4,4'-Biphenyltetracarboxylic acid;biphenyl-3,3',4,4'-tetracarboxylic acid;4,4'-biphenyltetracarboxylic acid;1,1'-biphenyl-2,3',3,4'-tetracarboxylic acid;
CAS No:22803-05-0
chemical formula: C16H10O8
molecular weight:330.24600
density: 1.612g/cm3
Melting point: > 300 ℃
Boiling point: 673.3 ℃ at760mmHg
Flash Point: 375 ℃
Vapor pressure: 4.75 E-19mmHgat25 °C
Refractive index: 1.693
Hazard Category Code: R36/37/38
Dangerous Goods Signs: Xi
Safety instructions: S26;S36