Table 1. Comparison of the Density of Catalytically Active-Sites of PCN-226 with the Most Reported Porphyrinic Zr-MOFs.
| Zr-metallo- porphyrin MOF | building unit | topology | density (108 porphyrinic metal sites μm–3)b | ref |
|---|---|---|---|---|
| PCN-226 | ZrO7 zigzag chain | newa | 5.91 | this work |
| PCN-221 | Zr8(μ4-O)6 cluster | ftw | 4.04 | (51) |
| MOF-525 | Zr6(μ3-O)4(μ3-OH)4 cluster | ftw | 4.11 | (52) |
| PCN-222 | Zr6(μ3-OH)8 cluster | csq | 2.29 | (53) |
| MOF-545 | Zr6(μ3-O)8 cluster | csq | 2.28 | (52) |
| PCN-223 | Zr6(μ3-O)4(μ3-OH)4 cluster | shp | 4.47 | (54) |
| PCN-224 | Zr6(μ3-O)4(μ3-OH)4 cluster | she | 2.10 | (55) |
| PCN-225 | Zr6(μ3-O)4(μ3-OH)4 cluster | sqc | 3.72 | (56) |
| PCN-228 | Zr6(μ3-O)4(μ3-OH)4 cluster | ftw | 1.84 | (57) |
| PCN-229 | Zr6(μ3-O)4(μ3-OH)4 cluster | ftw | 1.37 | (57) |
| PCN-230 | Zr6(μ3-O)4(μ3-OH)4 cluster | ftw | 0.53 | (57) |
| MMPF-6 | Zr6(μ3-O)8 cluster | csq | 2.28 | (58) |
a
The new topology ztt of PCN-226 with Schlafli symbol {4·82}{42·6·82·10} for the net.
b
The density was calculated on the basis of the structural models.