申请人:ISIS PHARMACEUTICALS, INC.
公开号:EP1028124A2
公开(公告)日:2000-08-16
Synthetic processes are provided wherein oligomeric compounds are prepared having phosphodiester, phosphorothioate, phosphorodithioate, or other covalent linkages. The oligomers have substantially reduced exocyclic adducts deriving from acrylonitrile or related contaminants.
本发明提供的合成工艺可制备具有
磷酸二酯、
硫代磷酸酯、
二硫代磷酸酯或其他共价键的低聚物。这种低聚物大大减少了由
丙烯腈或相关污染物产生的外环加合物。