Assembly of the TAN-1057 A/B Heterocycle from a Dehydroalanine Precursor
作者:Peishan Lin、A. Ganesan
DOI:10.1055/s-2000-8713
日期:——
A tandem reaction process was used to form the tetrahydropyrimidinone core of the TAN-1057 A and B dipeptide antibiotics. Michael addition of ammonia to a dehydroalanine derivative, followed by intramolecular displacement of an S-methylisothiourea assembles the tetrahydropyrimidinone in one-step.