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. Author manuscript; available in PMC: 2020 May 26.
Published in final edited form as: ACS Catal. 2020 Mar 3;10(7):4337–4348. doi: 10.1021/acscatal.9b05455

Table 1.

UV-Visible Spectra of Cobalt(I) and Cobalt(II) Complexesa

Compound (Ph3P)2CoCl2 graphic file with name nihms-1584643-t0020.jpg [Ph3P]3CoX
λmax (nm) (605, 635, 745)19a (622,662,735)a X =Cl (745, 970)19a,19c X=Br (750, 970)19b
Compound graphic file with name nihms-1584643-t0021.jpg graphic file with name nihms-1584643-t0022.jpg graphic file with name nihms-1584643-t0023.jpg
Co(I): (dppp)3Co2X2 [2 and 3]a,b Co(I) [Co(I)]+
λmax (nm) 2 X = Cl (710, 910) 3 X = Br (725, 935)
3 + NaBArF (500, 970)		 4 L = Cl (530, 826)19c 5 L = η4-1,3-butadiene (460)21
a

UV spectra of (dppp)CoBr2, 2 and 3, this work.

b

P = Ph2P