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. Author manuscript; available in PMC: 2017 Mar 1.
Published in final edited form as: J Fluoresc. 2011 Jul 12;21(6):2173–2184. doi: 10.1007/s10895-011-0919-y

Table 2.

Molar extinction coefficients of 4′-aminoaurone derivatives

Compound Absorption
Solvent λmax (nm) Log ελ
1 Methanol 395 4.09
2 Methanol 442 4.33
3 Methanol 503 4.15
4 Methanol 518 4.34