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Reaction based fluorescent probes for hydrogen sulfide
Journal article   Open access  Peer reviewed

Reaction based fluorescent probes for hydrogen sulfide

Chunrong Liu, Bo Peng, Sheng Li, Chung-Min Park, A Richard Whorton and Ming Xian
Organic letters, Vol.14(8), pp.2184-2187
04/20/2012
Handle:
https://hdl.handle.net/2376/107567
PMCID: PMC3336739
PMID: 22486842
url
https://doi.org/10.1021/ol3008183View
Published (Version of record) Open

Abstract

Fluorescent Dyes - chemical synthesis Hydrogen Sulfide - analysis Fluorescent Dyes - chemistry Sulfhydryl Compounds - chemistry Glutathione - chemistry Molecular Structure Catalysis Cysteine - chemistry
A reaction based fluorescence turn-on strategy for hydrogen sulfide (H(2)S) was developed. This strategy was based on a H(2)S-specific Michael addition-cyclization sequence. Other biological thiols such as cysteine and glutathione did not pursue the reaction and therefore did not turn on the fluorescence/consume the substrates. The probes showed good selectivity and sensitivity for hydrogen sulfide.

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