Tetrahedron Letters p. 4451 - 4454 (1983)
Update date:2022-07-30
Topics:
Takeda, Kazuyoshi
Sawada, Izumi
Suzuki, Akira
Ogura, Haruo
The equimolar reactions of N-protected amino acids , amino acids or amino acid esters with oxallates (1a-1e) having active ester groups in the presence of pyridine in acetonitrile afforded the corresponding dipeptides via active esters in good yields.
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