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.
(A) Aryl [18F]fluorosulfates have been synthesized via 19F/18F isotopic exchange at room temperature in only 30 s and (B) The same target can be made from the corresponding imidazylates at 100°C in 10 min. Neither have been tested in aqueous conditions.
