. 2022 Oct 17;27(20):6967. doi: 10.3390/molecules27206967

Table A1.

Absorption and emission properties of homoleptic bis(dipyrrinato)Zn(II) complexes.

Zn(II) Complex	Solvent	λ_a (nm)	ɛ ^a	λ_f (nm)	∆ṽ₀ ^b (∆ṽ_ref) ^c (cm⁻¹)	$φ_{f}^{d}$	Ref.
Zn-2b	Tol	485	1.15	501	658 (660)	0.006	[161,162]
Zn-2g	CycHex	484		501	701(638)	0.47	[164]
	Tol	487	1.15	500	534 (580)	0.36	[162]
	Tol	486	1.15	503	695 (659)	0.33	[164]
	DCM	485		495	417 (429)	0.017	[164]
Zn-2e	Tol		1.15		- (940)	0.007	[162]
Zn-2h	THF	485		516	1239		[163]
Zn-2i	THF	486		518	1271		[163]
Zn-3a	Tol	485	1.44	500	619	0.054	[120]
Zn-3g	CycHex	493		506	521 (501)	0.66	[164]
	Tol	495	1.6	509	556 (567)	0.19/0.28	[164,165]
	DCM	493		508	599 (706)	0.01	[164,165]
Zn-3d	DCM	494.5	1.2				[184]
Zn-3c	DCM	491	1.4				[184]
Zn-4b (R² = H)	DCM	486	1.23	512	1045	0.007	[167]
	Tol	493		505	482	0.002	[170]
Zn-4f (R² = H)	Tol	494		510	635	0.243	[170]
Zn-4g (R² = H)	CycHex	489		507	726 (676)	0.163	[164]
	Tol	491	1.63	509	720 (736)	0.138	[164]
	Tol	490	1.63	510	759 (759)	0.129	[166]
	Tol	493		510	676	0.249	[170]
	DCM	488		509	845 (819)	0.01	[164]
	THF	488	1.67	507	768	0.026	[166]
Zn-4i (R² = H)	DCM	487	1.18	514	1079	0.015	[167]
Zn-4j (R² = H)	DCM	491	1.28	518	1062	0.007	[167]
	Tol	495		520	971	0.005	[170]
Zn-4k (R² = H)	DCM	489	1.10	517	1108	0.004	[167]
Zn-4g (R² = C₂H₅)	CycHex	506		533	1001 (1026)	0.174	[164]
	Tol	508	1.4	534	958 (958)	0.134	[164]
	Tol	508	1.4	532	888 (920)	0.20	[165]
	DCM	506		528	823 (831)	0.00/0.05	[164,165]
Zn-4f (R² = TA)	Tol	553	1.8	579	812	0.72	[165]
	DCM					0.27	[165]
Zn-4b (R² = I)	Tol	516		540	861	0.003 ^b	[79]
Zn-4f (R² = I)	Tol	516		535	688	0.042 ^b	[79]
Zn-4g (R² = I)	Tol	517		535	651	0.045 ^b	[79]
	Tol	516	1.72	532	583	0.02	[166]
	THF	513	1.70	529	590	0.0014	[166]
Zn-4j (R² = I)	Tol	516		550	1198	0.011 ^d	[79]
Zn-5	Tol	545					[168]

^a ɛ (10⁵ M⁻¹ cm⁻¹), ^b Calculated with Equation (7), ^c Literature value, ^d Luminescence quantum yield.