Research Article

Substituted-Amidine Functionalized Monocyclic β-Lactams: Synthesis and In Vitro Antibacterial Profile

Scheme 3

Synthesis of compound 14g. Reagents and conditions: (a) 12a, HOBT, DCC, NaHCO3, DMF, 0°C – rt, 69%; (b) TFA, CH2Cl2, 0°C – rt, 11%.