<正>The synthesis of racemic cedarmycin B,an antibiotic from Streptomyces sp.TP-A0456 was achieved firstly fromγ- butyrolactone.The key step was a Barbier-type
<正>β-Cyclodextrin/poly(γ-benzyl L-glutamate)(β-CD-PBLG) copolymers were synthesized by ring-opening polymerization of Ncarboxy-γ-benzyl L-glutamate anhydri