- Source: 3-Chloro-4-fluorophenylpiperazine
3-Chloro-4-fluorophenylpiperazine (3,4-CFP, Kleferein) is a psychoactive drug of the phenylpiperazine class. It has been sold as a designer drug, first being identified in Poland in 2019.
See also
2,3-Dichlorophenylpiperazine
2C-B-PP
3C-PEP
CPD-1
Org 12962