Carboxylic acids are activated with 1,1'-carbonyldiimidazole in acetonitrile to form N-acylimidazoles which are then treated with per-trimethylsilyl ethers of nucleosides adenosine or cytidine at ambient temperature to generate exclusively N-acylated-Adenosine or N-acylated-Cytidine derivatives.
Carboxylic acids are activated with 1,1'-carbonyldiimidazole in acetonitrile to form N-acylimidazoles which are then treated with per-trimethylsilyl ethers of nucleosides adenosine or cytidine at ambient temperature to generate exclusively N-acylated-Adenosine or N-acylated-Cytidine derivatives.
A simple method for N-acylation of adenosine and cytidine nucleosides using carboxylic acids activated In-Situ with carbonyldiimidazole
作者:Nanda D. Sinha、Peter Davis、Lisa M. Schultze、Krishna Upadhya
DOI:10.1016/0040-4039(95)02011-d
日期:1995.12
Carboxylic acids are activated with 1,1'-carbonyldiimidazole in acetonitrile to form N-acylimidazoles which are then treated with per-trimethylsilyl ethers of nucleosides adenosine or cytidine at ambient temperature to generate exclusively N-acylated-Adenosine or N-acylated-Cytidine derivatives.