Bag R, Sharma NK. Pd-Catalyzed Picolinamide-Directed C(sp
2)-H Sulfonylation of Amino Acids/Peptides with Sodium Sulfinates.
J Org Chem 2024. [PMID:
38924796 DOI:
10.1021/acs.joc.4c00988]
[Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/28/2024]
Abstract
This report describes a Pd-catalyzed picolinamide-directed site-selective C(sp2)-H sulfonylation of amino acids and peptides with sodium sulfinates in moderate to good yields. Sulfonylation of levodopa and dopamine drug molecules and late-stage directed peptide sulfonylation are studied for the first time. Broad substrate scope having various functionalities, late-stage drug modifications, and various post synthetic utilities such as chalcogenation, bromination, olefination, and arylation are potential advantages.
Collapse