N-(2-iodoethyl) and N-(3-iodopropyl)pyrimidines and purines undergo stereoselective conjugate radical addition with an optically active oxazolidinone acceptor to give syn-adducts that can be converted into amino acids carrying pyrimidine and purine (nucleobase) side chains.
N-(2-
碘乙基)和N-(3-
碘丙基)
嘧啶和
嘌呤与光学活性的
恶唑烷酮受体进行立体选择共轭基团加成,生成顺式加合物,可将其转化为带有
嘧啶和
嘌呤(核碱基)侧链的
氨基酸。