Tetrahedron Letters p. 2962 - 2964 (2016)
Update date:2022-07-29
Topics: Reductive Cleavage Picolinic amides
O'Donovan, Daniel H.
De Fusco, Claudia
Spring, David R.
Treatment of picolinic amides with excess zinc in aqueous hydrochloric acid at room temperature affords the corresponding amines in good to excellent yields. The mild reaction conditions exhibit useful functional group tolerance and facilitate the application of the picolinic amide moiety as a protecting group which can be easily introduced and selectively removed.
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