申请人:Ueda Toshihiro
公开号:US20130197220A1
公开(公告)日:2013-08-01
The present invention provides a useful morpholino nucleic acid derivative for synthesizing a morpholino nucleic acid oligomer. The present invention provides a compound represented by the following general formula (1) or a salt thereof.
Here, R
1
represents hydrogen, trityl and so on.
R
2
represents an amide or an imine.
R
3
represents a hydroxy group which may be protected by trialkylsilyl and so on, or a group represented by the following general formula (5):
(wherein X represents O or S, Y represents dialkylamino or alkoxy, and Z represents chlorine).
本发明提供了一种用于合成吗啉核酸寡聚体的有用吗啉核酸衍生物。本发明提供了以下一般式(1)或其盐所代表的化合物。
在这里,R1代表氢、三苯甲基等。
R2代表酰胺或亚胺。
R3代表一个羟基,可能被三烷基硅基等保护,或者由以下一般式(5)所代表的基团:
(其中X代表O或S,Y代表二烷基氨基或烷氧基,Z代表氯)。