An official website of the United States government
Here's how you know
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.
Chemical structure and exact mass of FZeb, also named 5-fluoro-zebularine (A), and its hydrated version, the transition-state analogue FDHU (B), which is obtained by the CDA-catalyzed 3,4-addition of water to FZeb.