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BAFA 91 nitazene precursor 61 cathinone precursor 12 cannabinoid precursor 11 EU Scheduled Precursors 9 UK Drug Precursors 9 category 1 8 category 1 NI 8 NI 7 apinaca precursor 7 DEA Special Surveillance List 6 added 2026 4 amphetamine precursor 1 category 2B 1 DEA List I 1 EU Voluntary Monitoring List 2016 1 INCB Red List 1 non scheduled 1 table I 1 voluntary monitoring 1 2C precursor 0 allotrope 0 catalyst 0 category 2A 0 category 3 0 chloroephedrine 0 cocaine reagent 0 DEA List II 0 designer precursor 0 fentanyl precursor 0 gas 0 GHB precursor 0 ketamine precursor 0 LSD precursor 0 MDMA precursor 0 metal 0 methaqualone precursor 0 PCP precursor 0 reagent 0 reducing agent 0 solvent 0 table II 0 Voluntary monitoring 0

Structure of 2-Chloro-1-(3-methylphenyl)propan-1-one

2-Chloro-1-(3-methylphenyl)propan-1-one

CAS 160388-16-9

cathinone precursor BAFA

Structure of 2-Chloro-1-(4-chlorophenyl)propan-1-one

2-Chloro-1-(4-chlorophenyl)propan-1-one

CAS 877-38-3

cathinone precursor BAFA

Structure of 2-Chloro-1-(4-methylphenyl)propan-1-one

2-Chloro-1-(4-methylphenyl)propan-1-one

CAS 69673-92-3

cathinone precursor BAFA

Structure of 2-bromo-3'-chloropropiophenone

2-bromo-3'-chloropropiophenone

CAS 34911-51-8

cathinone precursor added 2026 category 1 category 1 NI NI BAFA

Structure of 2-bromo-3'-methylpropiophenone

2-bromo-3'-methylpropiophenone

CAS 1451-83-8

cathinone precursor added 2026 category 1 category 1 NI NI BAFA

Structure of 2-bromo-4-nitro-N-(2-(piperidin-1-yl)ethyl)aniline

2-bromo-4-nitro-N-(2-(piperidin-1-yl)ethyl)aniline

CAS 1285512-27-7

nitazene precursor BAFA

Structure of 2-bromo-4-nitro-N-(2-(pyrrolidin-1-yl)ethyl)aniline

2-bromo-4-nitro-N-(2-(pyrrolidin-1-yl)ethyl)aniline

CAS 1273845-96-7

nitazene precursor BAFA

Structure of 2-iodo-4-nitro-N-(2-(piperidin-1-yl)ethyl)aniline

2-iodo-4-nitro-N-(2-(piperidin-1-yl)ethyl)aniline

CAS 1494737-43-7

nitazene precursor BAFA

Structure of 2-iodo-4-nitro-N-(2-(pyrrolidin-1-yl)ethyl)aniline

2-iodo-4-nitro-N-(2-(pyrrolidin-1-yl)ethyl)aniline

CAS 1485910-03-9

nitazene precursor BAFA

Structure of 2-phenylacetaldehyde

2-phenylacetaldehyde

CAS 122-78-1

nitazene precursor BAFA

Structure of 3'-chloropropiophenone

3'-chloropropiophenone

CAS 34841-35-5

cathinone precursor category 1 category 1 NI NI BAFA EU Scheduled Precursors

Structure of 3'-methylpropiophenone

3'-methylpropiophenone

CAS 51772-30-6

cathinone precursor category 1 category 1 NI NI BAFA EU Scheduled Precursors

Structure of 4-(Methylthio)phenylacetic acid

4-(Methylthio)phenylacetic acid

CAS 16188-55-9

nitazene precursor non scheduled voluntary monitoring BAFA EU Voluntary Monitoring List 2016

Structure of 4-Nitro-1,2-phenylenediamine

4-Nitro-1,2-phenylenediamine

CAS 99-56-9

nitazene precursor BAFA DEA Special Surveillance List

Structure of 4-nitro-N¹-(2-(piperidin-1-yl)ethyl)benzene-1,2-diamine

4-nitro-N¹-(2-(piperidin-1-yl)ethyl)benzene-1,2-diamine

CAS 100801-49-8

nitazene precursor BAFA

Structure of 4-nitro-N¹-(2-(pyrrolidin-1-yl)ethyl)benzene-1,2-diamine

4-nitro-N¹-(2-(pyrrolidin-1-yl)ethyl)benzene-1,2-diamine

CAS 1273845-80-9

nitazene precursor BAFA

Structure of 5-Butylbenzene-1,3-diol

5-Butylbenzene-1,3-diol

CAS 46113-76-2

cannabinoid precursor BAFA

Structure of 5-Heptylbenzene-1,3-diol

5-Heptylbenzene-1,3-diol

CAS 500-67-4

cannabinoid precursor BAFA

Structure of 5-Hexylbenzene-1,3-diol

5-Hexylbenzene-1,3-diol

CAS 5465-20-3

cannabinoid precursor BAFA

Structure of 5-Octylbenzene-1,3-diol

5-Octylbenzene-1,3-diol

CAS 46733-28-2

cannabinoid precursor BAFA

Structure of Ethyl 1H-indazole-3-carboxylate

Ethyl 1H-indazole-3-carboxylate

CAS 4498-68-4

apinaca precursor BAFA

Structure of Methyl 1-(5-fluoropentyl)-1H-indazole-3-carboxylate

Methyl 1-(5-fluoropentyl)-1H-indazole-3-carboxylate

CAS 1801338-29-3

apinaca precursor BAFA

Structure of Methyl 1-pentyl-1H-indazole-3-carboxylate

Methyl 1-pentyl-1H-indazole-3-carboxylate

CAS 1801338-28-2

apinaca precursor BAFA

Structure of Methyl 1H-indazole-3-carboxylate

Methyl 1H-indazole-3-carboxylate

CAS 43120-28-1

apinaca precursor BAFA