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. Author manuscript; available in PMC: 2009 Jun 29.
Published in final edited form as: Tetrahedron. 2007 Jun 18;63(25):5427–5436. doi: 10.1016/j.tet.2007.04.035

Figure 7.

Figure 7

Fluorescent spectral changes of 2b in 0.1 M aqueous phosphate buffer (1.0 × 10-5 M) in the absence of sugar at different pH, λex = 340 nm. (A) changes at 531 nm; (B) changes at 375 nm.