Scheme 1.
Nucleoside synthesis via Vorbrüggen reaction with 5‐imidazolyl uracil. Detailed reaction conditions for the formation of 3a/3b can be found in Table 2. BSA = bis(trimethylsilyl)acetamide.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.