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. Author manuscript; available in PMC: 2020 Nov 13.
Published in final edited form as: Angew Chem Int Ed Engl. 2020 Apr 23;59(33):13734–13762. doi: 10.1002/anie.201909690

Table 4:

Selected ABS methods using redox-neutral organic reactions (A).[a]

Primary Reaction Associated
Secondary Reactions		 Analytes Associated Imaging
Modalities		 Seminal
Refs./Reviews
graphic file with name nihms-1642682-t0033.jpg vinylogous elimination F− fluorescence 155
graphic file with name nihms-1642682-t0034.jpg vinylogous elimination F− fluorescence 156, 157
graphic file with name nihms-1642682-t0035.jpg spiro-aminal opening CN− fluorescence 158
graphic file with name nihms-1642682-t0036.jpg hemithioacetal formation, 5-exo-trig cyclization, thioesterification H2S fluorescence 161, 162
graphic file with name nihms-1642682-t0037.jpg 5-exo-trig cyclization, 1,4-conjugate addition H2S fluorescence 163
[a]

EWG = electron-withdrawing group.