MLD-41, also known as 1-methyl-LSD, is a derivative of
LSD
Lysergic acid diethylamide, commonly known as LSD (from German ; often referred to as acid or lucy), is a semisynthetic, hallucinogenic compound derived from ergot, known for its powerful psychological effects and serotonergic activity. I ...
that has about one-third the
psychoactive
A psychoactive drug, psychopharmaceutical, mind-altering drug, consciousness-altering drug, psychoactive substance, or psychotropic substance is a chemical substance that alters psychological functioning by modulating central nervous system acti ...
effects. It has been studied in
cross-tolerance
Cross-tolerance is a phenomenon that occurs when tolerance to the effects of a certain drug produces tolerance to another drug. It often happens between two drugs with similar functions or effects—for example, acting on the same cell receptor ...
of LSD.
Metabolism of other 1-methylated ergoloids to their secondary amine derivatives has been frequently noted in mammals.
References
Diethylamino compounds
Methyl compounds
Psychedelic lysergamides
{{Hallucinogen-stub