Davies D T, Harrington F P, Knott S J, Southgate R
Beecham Pharmaceuticals, Chemotherapeutic Research Centre, Surrey, U.K.
J Antibiot (Tokyo). 1989 Mar;42(3):367-73. doi: 10.7164/antibiotics.42.367.
The synthesis and antibacterial activity of a series of penicillins and 6 alpha-formamidopenicillins containing a C(5) or C(6)-substituted piperazine-2,3-dione moiety in the C(6)-beta-sidechain is described.
描述了一系列在C(6)-β-侧链中含有C(5)或C(6)-取代的哌嗪-2,3-二酮部分的青霉素和6α-甲酰胺基青霉素的合成及其抗菌活性。