excellent yields under mild conditions by the condensation of acetylated glycals with purine or pyrimidine derivatives in the presence of trityl perchlorate. The synthesis of (α- and β-hex-2-enopyranosyl-4-ulose)theophylline nucleosides labelled at position 3′ with deuterium is described.
摘要在
高氯酸三苯酯存在下,乙酰化的糖基与
嘌呤或
嘧啶衍
生物缩合,在温和条件下以极高的收率制备了2',3'-不饱和核苷。描述了在3'位用
氘标记的(α-和β-hex-2-enopyranosyl-4-ulose)茶碱核苷的合成。