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A new colorimetric chemosensor for Hg2+ based on coumarin azine derivative

✍ Scribed by Ruilong Sheng; Pengfei Wang; Weimin Liu; Xiaohua Wu; Shikang Wu

Book ID
108263866
Publisher
Elsevier Science
Year
2008
Tongue
English
Weight
391 KB
Volume
128
Category
Article
ISSN
0925-4005

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Turn-on" fluorescence Zn(II) ion a b s t r a c t A coumarin Shiff-base derivative, 7-hydroxy-3-(2-hydroxybenzylideneamino)-2H-chromen-2-one (CSB), was obtained by simple two-step organic synthesis from cheap and commercially available starting materials. CSB has nearly no fluorescence in CH 3 CN sol