Figure 4.
Synthesis route of 3′-Me-DHM, 4′-Me-DHM, 4′-DeOH-DHM (a) NaOH, EtOH/H2O (b) H2O2, NaOH, MeOH/Dioxane (c) 1. HCl, MeOH, THF 2. (4′-Me-DHM only) Pd/C, H2, MeOH.
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.