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 |