Chemistry Letters p. 799 - 800 (1995)
Update date:2022-08-03
Topics:
Kohori, Kazuhiro
Kinoshita, Hideki
Inomata, Katsuhiko
Tosyl group of 3,4-disubstituted 2-tosylpyrroles easily rearranged from 2- to 5- position by treatment with TFA.The ratio of the regioisomers at equilibrium was definitely influenced by the bulkiness of the substituent at 3-position of starting 2-tosylpyrroles.
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