dopf dopf dopf is a designer drug from the substituted amphetamine family. it was first synthesised by alexander shulgin and david nichols in 1989 but was never published at the time, and was finally disclosed in daniel trachsel's review of the field in 2013. it has a binding affinity (ki) of 9 nm at the serotonin receptor 5-ht2a but is not known to have been tested in humans. dopfidentifiers iupac name 2-ethanamine pubchem cid163192484chemical and physical dataformulac14h22fno2molar mass255.333 g·mol−13d model (jsmol)interactive image smiles coc1cc(cccf)c(cc1cc(c)n)oc inchi inchi=1s/c14h22fno2/c1-10(16)7-12-9-13(17-2)11(5-4-6-15)8-14(12)18-3/h8-10h,4-7,16h2,1-3h3key:uihsfmyqjakmhd-uhfffaoysa-n