Synthesis and Photophysical Properties of Tetra- and Octasubstituted Phosphorous Oxide Triazatetrabenzcorrole Photosensitizers

Table 1

UV-Vis and fluorescence spectral data for the PTBC derivatives.

Compound	𝜆𝑄band (abs)	ε(mol^-1⋅ L⋅cm^-1)	𝜆𝑄band (abs)	𝜆𝑄band (Em)	𝜆𝑄band (Exc)	Stokes shift (nm)
PTBC (7)	655	1.50×10^4	442	660	655	5
PTBrTBC (9)	662	7.28×10^4	448	670	661	8
PTClTBC (11)	662	4.56×10^4	447	668	659	6
POClTBC (13)	667	2.93×10^3	452	675	668	8
ZnPc	672	2.38×10^5[29]	352	681	672	9