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.
Comparative structures of MEPH, METH, and intermediate structures. Diagram depicts the structures of the related compounds methamphetamine (no structural substituents), 4-methlymethamphetamine (4-methyl), methcathinone (β-keto), and mephedrone (4-methyl and β-keto). Reprinted from Anneken et al. (2017) with permission from the American Society for Pharmacology and Experimental Therapeutics.
