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. 2022 Oct 31;12(48):31061–31067. doi: 10.1039/d2ra04702k

Mole fractions of the maleimides and phthalimides present following the pyrolysis of porphyrins 1 and 2 at 350 °C.

Starting material Mole fractions of the Mis and Pis (mol%)
Porphyrin 1 Porphyrin 2
Heating time (days) 1 3 1 3
MMMi 20 20 6 15
DMMi 20 20 6 11
EMMi 3 3 <1 1
MnPrMi 49 50 <1 2
MiBuMi <1 <1 84 64
Other maleimides 1 1 <1 <1
Phthalimides 6 6 3 8