81256-88-4
中文名称
4'-DMTBS-5'-O-(4,4'-二甲氧基三苯甲基)- N6-苯甲酰基腺苷
英文名称
N6-benzoyl-3'-O-t-butyldiMethylsilyl-5'-O-(4,4'-diMethoxytrityl)-adenosine
CAS
81256-88-4
分子式
C44H49N5O7Si
分子量
787.97
MOL 文件
81256-88-4.mol
更新日期
2024/04/07 11:18:39

基本信息
中文别名
4'-DMTBS-5'-O-(4,4'-二甲氧基三苯甲基)- N6-苯甲酰基腺苷N-苯甲酰基-5'-O-[二(4-甲氧基苯基)苯基甲基]-3'-O-[(叔丁基)二甲基硅烷基]腺苷
N-苯甲酰-5'-O-[二(4-甲氧基苯基)苯甲基]-3'- O[(1,1-二甲基乙基)二甲基硅]-腺苷
N-(9-((2R,3R,4S,5R)-5-((双(4-甲氧基苯基)(苯基)甲氧基)甲基)-4-((叔丁基二甲基硅烷基)氧基)-3-羟基四氢呋喃-2-基)-9H-嘌呤-6-基)苯甲酰胺
英文别名
5'-DMT-4'-TBDMS-Bz-rA5'-DMT-3'-TBDMS-Bz-rA
5'-O-DMT-3'-O-TBDMS-Bz-rA
N6-benzoyl-5'-O-DMT-3'-O-TBDM
N6-benzoyl-5'-O-DMT-3'-O-TBDMS-adenosine
N6-benzoyl-3'-O-t-butyldiMethylsilyl-5'-O-(4,4'-diMethoxytrityl)-adenosine
N-Benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-3'-O-[(1,1-dimethylethyl)dimethylsilyl]adenosine
Adenosine, N-benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-3'-O-[(1,1-dimethyl ethyl)dimethylsilyl]-
制备方法
方法1
![Benzamide, N-[9-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-α-D-ribofuranosyl]-9H-purin-6-yl]-](/CAS/20210305/GIF/129666-75-7.gif)
129666-75-7

18162-48-6

81256-88-4
![Benzamide, N-[9-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-O-[(1,1-dimethylethyl)dimethylsilyl]-α-D-ribofuranosyl]-9H-purin-6-yl]-](/CAS/20210305/GIF/129681-71-6.gif)
129681-71-6
以化合物(CAS:129666-75-7)和叔丁基二甲基氯硅烷为原料,合成N-(9-((2R,3R,4S,5R)-5-((双(4-甲氧基苯基)(苯基)甲氧基)甲基)-4-((叔丁基二甲基硅烷基)氧基)-3-羟基四氢呋喃-2-基)-9H-嘌呤-6-基)苯甲酰胺(CAS:129681-71-6)的一般步骤如下:向前一步骤的产物(200g,296.9mmol)的四氢呋喃(THF,800mL)和吡啶(15mL)混合溶液中,依次加入氰化银(AgNCb,83.2g,489.8mmol,1.65当量)和叔丁基二甲基氯硅烷(TBSCl,78.7g,522.5mmol,1.76当量)。将反应混合物在室温下搅拌16小时。反应完成后,过滤混合物,用水(H2O,1.0L)稀释,并用乙酸乙酯(EtOAc,3×1.0L)萃取。合并有机层,用盐水(2×1.0L)洗涤,无水硫酸钠(Na2SO4)干燥,减压浓缩。残余物通过硅胶(SiO2)柱色谱法纯化,洗脱剂为石油醚/乙酸乙酯(3:1至1:1),得到产物D-2a(114g,145mmol,49%收率)和D-2b(53g,68mmol,23%收率)。
参考文献:
[1] Patent: WO2018/156625, 2018, A1. Location in patent: Paragraph 0296
[2] Canadian Journal of Chemistry, 1982, vol. 60, p. 111 - 120
4'-DMTBS-5'-O-(4,4'-二甲氧基三苯甲基)- N6-苯甲酰基腺苷价格(试剂级)
报价日期 | 产品编号 | 产品名称 | CAS号 | 包装 | 价格 |
2025/05/22 | HY-W018179 | 4'-DMTBS-5'-O-(4,4'-二甲氧基三苯甲基)- N6-苯甲酰基腺苷 5'-DMT-3'-TBDMS-Bz-rA | 81256-88-4 | 250 mg | 138元 |
2025/05/22 | HY-W018179 | 4'-DMTBS-5'-O-(4,4'-二甲氧基三苯甲基)- N6-苯甲酰基腺苷 5'-DMT-3'-TBDMS-Bz-rA | 81256-88-4 | 10 mM * 1 mLin DMSO | 151元 |
2025/05/22 | HY-W018179 | 4'-DMTBS-5'-O-(4,4'-二甲氧基三苯甲基)- N6-苯甲酰基腺苷 5'-DMT-3'-TBDMS-Bz-rA | 81256-88-4 | 1 g | 350元 |