A research chemical is a drug that fits into the category of a
phenethylamine or
Tryptamine. Almost all of them show some hallucinogenic qualities, and many are covered in Two books by Chemist Alexander
Shulgin. These books are PiHKAL(Phenethylamines I Have Known And Loved) And TiHKAL(Tryptamines I Have Known And Loved).
Most Research chemicals are highly dose sensitive and can produce a wide variety of effects.