4-Methyl-α-ethylaminopentiophenone

4-Methyl-α-ethylaminopentiophenone (4-MEAP) is a designer drug of the cathinone class.^[2][3] It is a higher homolog of 4-methylpentedrone (4-MPD) with an ethyl group in place of the methyl group. 4-MEAP has been found in samples of drugs sold as 4-MPD.^[4]

Other names4‑MEAP;

4‑MEAPP; N-Ethyl-4'-methylnorpentedrone; 2-(Ethylamino)-1-(4-methylphenyl)-1-pentanone; 4-Methyl-alpha-ethylaminopentiophenone;

4‑methyl‑NEP

Legal status

• BR: Class F2 (Prohibited psychotropics)^[1]
• CA: Schedule I
• DE: NpSG (Industrial and scientific use only)
• UK: Class B
• US: Schedule I

CAS Number

• 746540-82-9
  18297-05-7 (HCl)

PubChem CID

• 205601

Quick facts Clinical data, Other names ...

4-Methyl-α-ethylaminopentiophenone

Clinical data
Other names	4‑MEAP; 4‑MEAPP; N-Ethyl-4'-methylnorpentedrone; 2-(Ethylamino)-1-(4-methylphenyl)-1-pentanone; 4-Methyl-alpha-ethylaminopentiophenone; 4‑methyl‑NEP
Legal status
Legal status	BR: Class F2 (Prohibited psychotropics)[1] CA: Schedule I DE: NpSG (Industrial and scientific use only) UK: Class B US: Schedule I
Identifiers
IUPAC name 2-(Ethylamino)-1-(4-methylphenyl)-1-pentanone
CAS Number	746540-82-9 18297-05-7 (HCl)
PubChem CID	205601
ChemSpider	178132
UNII	R2APU4QOW0
CompTox Dashboard (EPA)	DTXSID601024542
Chemical and physical data
Formula	C14H21NO
Molar mass	219.328 g·mol−1
3D model (JSmol)	Interactive image
SMILES CC1=CC=C(C(C(CCC)NCC)=O)C=C1
InChI InChI=1S/C14H21NO/c1-4-6-13(15-5-2)14(16)12-9-7-11(3)8-10-12/h7-10,13,15H,4-6H2,1-3H3 Key:IKIANZXWCBSIGA-UHFFFAOYSA-N

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In the United States, 4-MEAP is a Schedule I Controlled Substance.^[5][6]