Table 1. Electronic Absorption Data for the Studied Complexes in CH2Cl2 Solution (ca. 5 × 10–5 M) at 298 K.
complex | λmax (nm) (ε × 10–2 (M–1 cm–1)) |
---|---|
4a | 260 (237), 307 (169), 321 (121) |
4b | 265 (274), 307 (181), 320 (149), 332 (91) |
4c | 268 (262), 310 (173), 323 (154), 337 (106) |
4d | 258 (174), 268 (187), 286 (194), 346 (88), 356 (81) |
4e | 256 (226), 296 (194), 304 (198), 355 (219), 370 (259) |