Supplier Page from Cayman Chemical for (±)-cis-3-methyl Norfentanyl
1-(3-Trifluoromethylphenyl)piperazine (hydrochloride) from Cayman Chemical
4-methyl Fentanyl (hydrochloride) (exempt preparation) from Cayman Chemical
para-methyl Methoxyacetyl fentanyl (hydrochloride) from Cayman Chemical
Trifluorometonitazene (citrate) from Cayman Chemical