Fig. 8

Cascade transformation of quinones to piperazinones utilizing amino acids as substrates. a Asymmetric synthesis of piperazinones. b A proposed mechanism for the formation of piperazinones. MS molecular sieves
Cascade transformation of quinones to piperazinones utilizing amino acids as substrates. a Asymmetric synthesis of piperazinones. b A proposed mechanism for the formation of piperazinones. MS molecular sieves