纯度要求：95%+

2,2′-(pyridine-2,6-diyl)diterephthalic acid
Chemical Formula: C21H13NO8
Molecular Weight: 407.3340
m/z: 407.0641 (100.0%), 408.0675 (22.7%), 409.0708 (2.5%), 409.0684 (1.6%)
Elemental Analysis: C, 61.92; H, 3.22; N, 3.44; O, 31.42