pyromellitic diimide) ligand core has been crystallographically characterised and exhibits a BET surface area of 608.2 ± 0.7 m2 g−1. The crystallinity of the material is retained upon chemical reduction with sodium naphthalenide (NaNp), which generates the monoradical anion of the pyromellitic diimide ligand in the framework Zn(NDC)(DPMBI)·Nax (where x represents the molar Na+/Zn2+ ratio of 0.109, 0.233, 0.367
一种新的微孔骨架Zn(NDC)(DPMBI)(其中NDC = 2,7-
萘二
甲酸和DPMBI = N,N'-二-(4-
吡啶甲基)-1,2,4,5-苯四
甲酸二
亚胺),氧化还原活性的苯四
甲酸二
亚胺(也称为均苯四甲二
酰亚胺)配位体的核心进行了晶体学表征,其BET表面积为608.2±0.7 m 2 g -1。材料的结晶度通过
化学还原后得以保留
萘钠 (NaNp),生成单价阴离子 均苯四甲二
酰亚胺Zn(NDC)(DPMBI)·Na x(其中x表示ICP-AES的Na + / Zn 2+摩尔比为0.109、0.233、0.367和0.378)中的
配体,通过EPR测定,固态NIR光谱电
化学和UV-Vis-NIR光谱。相对于中性骨架,还原材料中的CO 2吸收增加至Na + / Zn 2+摩尔比为0.367;然而,超过该浓度,由于孔阻塞,表面积和CO 2吸收减少。吸附的CO 2等排热(| Q st |)和CO 2