Table 3.

Photophysical and photochemical parameters of 11o–14o in solution.

Compd.	λmax/nm (ε/104 M−1 cm−1)	Φ oc	Φ co	λPL	Φ f	Solvent	Ref.
11o	259, 429	0.06	0.002	554	0.02	MeCN	[27]
12o	354 (5.34)	0.43	0.04	-	0.0072	THF	[28]
13o	355 (7.48)	0.39	0.07	-	0.0088	THF	[28]
14o	360 (8.64)	0.41	0.10	-	0.0409	THF	[28]

λ_max: absorption maximum; ε: molar absorption coefficient; Φ_oc: cyclization quantum yield; Φ_co: cycloreversion quantum yield; λ_PL: fluorescence maximum; Φ_f: fluorescence quantum yield.