Kataoka M, Heidenhain S, Hayakawa Y
Laboratory of Bioorganic Chemistry, Graduate School of Human Informatics, Nagoya University, Japan.
Nucleic Acids Symp Ser. 1997(37):21-2.
A novel method for the preparation of nucleotides via the phosphoramidite approach with imidazolium triflate 1 as a promoter has been developed. This approach required no protecting groups for nucleoside bases of building blocks.