[1,1':3',1''-Terphenyl]-2,2'',5,5',5''-pentacarboxylic acid

97%

O=C (C1=CC=C (C (O) =O) C (C2=CC (C3=CC (C (O) =O) =CC=C3C (O) =O) =CC (C (O) =O) =C2) =C1) O

1983995-54-5