Scheme 6.
Synthesis of hydroxychloroquine (49) from 4,7‐dichloroquinoline (55) with 2‐((4‐aminopentyl)(ethyl)amino)ethanol (65).
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.