发明申请
US20070172925A1 Ribonucleic acid compound and method of liquid-phase synthesis of oligonucleic acid compound
审中-公开
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基本信息:
- 专利标题: Ribonucleic acid compound and method of liquid-phase synthesis of oligonucleic acid compound
- 专利标题(中):核糖核酸化合物和液相合成低聚核酸化合物的方法
- 申请号:US10597445 申请日:2005-01-26
- 公开(公告)号:US20070172925A1 公开(公告)日:2007-07-26
- 发明人: Tadaaki Ohgi , Toshihiro Ueda , Yasufumi Maruyama , Hirofumi Masuda
- 申请人: Tadaaki Ohgi , Toshihiro Ueda , Yasufumi Maruyama , Hirofumi Masuda
- 申请人地址: JP Kyoto-shi 601-8550
- 专利权人: Nippon Shinyaku Co., Ltd.
- 当前专利权人: Nippon Shinyaku Co., Ltd.
- 当前专利权人地址: JP Kyoto-shi 601-8550
- 优先权: JP2004-018060 20040127
- 国际申请: PCT/JP05/00974 WO 20050126
- 主分类号: C12P19/28
- IPC分类号: C12P19/28 ; C07H21/04 ; C07H19/04
摘要:
A novel phosphotriesterified ribonucleic acid compound which is important for liquid-phase synthesis of oligo-RNA is provided. Examples of the ribonucleic acid compound of the invention may include ribonucleic acid compounds represented by the following general formula: (wherein B represents adenine, guanine, cytosine or uracil or a modified form thereof; R21 represents aryl which may be substituted or a monocyclic or bicyclic heterocyclic group which may be substituted; R20 represents H or alkyl which may be substituted; and R1 represents a protecting group which can be removed at 90% or more at a temperature in the range from 0° C. to 60° C. under acidic conditions at a pH value from 2 to 4 within 24 hours).
摘要(中):
提供了一种对寡核苷酸的液相合成非常重要的新型磷酸酯化核糖核酸化合物。 本发明的核糖核酸化合物的实例可以包括由以下通式表示的核糖核酸化合物:其中B表示腺嘌呤,鸟嘌呤,胞嘧啶或尿嘧啶或其修饰形式; R 21表示 可以被取代或可以被取代的单环或双环杂环基; R 20表示H或可被取代的烷基; R 1表示可以被取代的保护基 在酸性条件下,在24小时内pH为2〜4的温度下,在0℃〜60℃的温度下,90%以上除去)。
IPC结构图谱:
C | 化学;冶金 |
--C12 | 生物化学;啤酒;烈性酒;果汁酒;醋;微生物学;酶学;突变或遗传工程 |
----C12P | 发酵或使用酶的方法合成目标化合物或组合物或从外消旋混合物中分离旋光异构体 |
------C12P19/00 | 含有糖残基的化合物的制备 |
--------C12P19/26 | .含氮碳水化合物的制备 |
----------C12P19/28 | ..N-葡萄糖苷 |