WHAT ARE RESEARCH CHEMICALS AND THEIR USES?

Amphetamine derivatives, specially ring‐substituted examples, represented the following period within the evolution of designer drugs. The ‘phenethylamine interval’, possible motivated by the publication from the e book PiHKAL in 1991, would last into the early yrs from the twenty‐first century.one-propionyl-lysergic acid diethylamide, or 1