Chemical Name: 2,3-Pyridinedicarboxylic anhydride
CAS No.: 699-98-9
Molecular Fomula: C7H3NO3
Molecular weight:?149.1
Appearance:?Off-white or light brown crystalline powder
Chemical Name: 3,5-Pyridinedicarboxylic acid
CAS No.: 499-81-0
Molecular Fomula: C7H5NO4
Molecular weight:?167.12
Appearance:?Off-white or light brown crystalline powder