Photophysical, Photochemical, and BQ Quenching Properties of Zinc Phthalocyanines with Fused or Interrupted Extended Conjugation

Table 2

Photophysical and photochemical properties of 1a–1d and 2a–2d in DMSO, DMF, and THF.

Solvent	Complex	Φ𝐹	ΦΔ	Φ𝑑 (×10^−5)	Complex	Φ𝐹	ΦΔ	Φ𝑑 (×10^−5)
DMSO	1a	0.083	0.52	0.82	2a	0.006	0.21	1.56
DMF		0.103	0.36	51.20		0.035	0.35	20.36
THF		0.081	0.38	2.15		0.053	0.18	5.43
DMSO	1b	0.027	0.20	2.42	2b	0.005	0.10	30.06
DMF		0.011	0.12	42.15		0.008	0.08	13.16
THF		0.047	0.16	5.21		0.002	0.09	3.08
DMSO	1c	0.004	0.65	3.56	2c	0.003	0.54	26.32
DMF		0.009	0.58	40.56		0.007	0.51	31.42
THF		0.002	0.85	1.86		0.009	0.62	3.88
DMSO	1d	0.001	0.44	1.06	2d	0.001	0.36	31.14
DMF		0.004	0.18	62.25		0.026	0.11	52.32
THF		0.005	0.40	1.86		0.017	0.30	6.78
DMSO	Std-ZnPc	0.20^a	0.67^b	0.26^b
DMF		0.17^c	0.56^c	0.023^c
THF		0.25^d	0.53^d	0.002^d

aReference [28].
^bReference [25].
^cReference [26].
^dReference [27].