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. 2020 Feb 14;10(12):6900–6918. doi: 10.1039/c9ra08504a

Emission parameter values of several meso-porphyrins and a selection of cobalt(ii) meso-metalloporphyrins.

Compound λ exci a Q(0,0) Q(0,1) ϕ f b τ f c (in ns) Solvent Ref.
Free base meso-porphyrins
H2TMPP 424 656 719 0.082 7.16 CH2Cl2 This work
H2TClPP 418 651 714 0.089 7.42 CH2Cl2 This work
H2TPPd 654 712 0.11 CH2Cl2 43 and 44
H2TPPd 656 717 0.09 CH2Cl2 45
H2TPPd 653 722 0.12 9.6 DMF 46
Tetracoordinated cobalt( ii ) meso-metalloporhyrins
[CoII(TPBP)]e 552 653 719 0.032 CH2Cl2 7
[CoII(TMPP)] 414 655 719 0.035 6.02 CH2Cl2 This work
[CoII(TClPP)] 412 652 713 0.04 6.10 CH2Cl2 This work
Pentacoordinated and hexacoordinated cobalt( ii ) meso-porphyrins
[CoII(TPBP)(4,4′-bipy)2]e,f 550 652 718 0.036 CH2Cl2 7
[CoII(TMPP)(4-CNpy)]·CHCl3 (1) 437 652 717 0.054 1.97 CH2Cl2 This work
[CoII(TClPP)(4-CNpy)] (2) 439 653 714 0.06 1.997 CH2Cl2 This work
a

λ exci = wavelength value of excitation.

b

ϕ f = fluorescence quantum yields.

c

τ f = fluorescent lifetime.

d

TPP = meso-tetraphenylporphyrinato.

e

TPBP = meso-{tetrakis-[4-(benzoyloxy)phenyl]porphyrinato}.

f

4,4′-bipy = 4,4′-bipyridine.