A Singlet Oxygen Photogeneration and Luminescence Study of Unsymmetrically Substituted Mesoporphyrinic Compounds

Figure 2

Absorption spectra of TBP (curve 1) and TBPOH_O (curve 2) in benzene (room temperature, 4.5×10⁻⁶ M). (a) Soret band and (b) 𝑄 bands. Air equilibrated samples.

(a)

(b)