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. Author manuscript; available in PMC: 2015 Nov 12.

Published in final edited form as: Tetrahedron Lett. 2014 Sep 28;55(46):6311–6314. doi: 10.1016/j.tetlet.2014.09.085

Table 1.

UV-visible spectral data for 5b

Solvent	UV-visible λ_max (nm)^a
DMSO	429, 462, 569, 610, 636, 749, 876, 943, 1090
toluene	427, 462, 525, 565, 606, 667, 829, 966, 1079
ethylacetate	428, 462, 524, 565, 606, 671, 848, 952, 1070
PBS	426, 461, 526, 565, 607, 671, 849, 950, 1071
ethanol	421, 455, 514, 561, 602, 664, 837, 935, 1029, 1078

^a

1 cm path length. See ESI. In CHC1₃ the lifetime is 3.3 ps, but no quantum yield is reported (ref. 13).