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. Author manuscript; available in PMC: 2017 Aug 31.
Published in final edited form as: J Fluoresc. 2016 Jan 16;26(2):731–737. doi: 10.1007/s10895-015-1762-3

Fig. 5.

Fig. 5

Fluorescence spectra of 3 due to Cys and Hcy in buffer after 2 h. (a) At pH 5.0 in phosphate buffer, (b) at pH 6.0 in phosphate buffer, (c) at pH 9.5 in carbonate buffer. Solutions are composed of 3 (4 μM) and analyte (1 mM) in 100 mM buffer solution: DMSO(99:1) at 20 °C, λex = 495 nm