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N-Ethyl-4-methyl-nor-pentedrone

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4-MEAP
N-Ethyl-4-methyl-nor-pentedrone
Salts
[]
N-Ethyl-4-methyl-nor-pentedrone hydrochloride
Generated by the Chemistry Development Kit (http://github.com/cdk)
Molecular structure via molpic based on CDK
Physical properties
[]
219.32 g/mol [1]
3.2 [1]
Structural Identifiers
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C14H21NO [1]
2-(ethylamino)-1-(4-methylphenyl)pentan-1-one [1]
CCCC(C(=O)C1=CC=C(C=C1)C)NCC [1]
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 [1]
InChIKeyIKIANZXWCBSIGA-UHFFFAOYSA-N [1]

N-Ethyl-4-methyl-nor-pentedrone (also known as 4-Meap, 4-Meapp, N-Ethyl-4-methylpentedrone, N-Ethyl-4'-methylnorpentedrone, 2-(Ethylamino)-1-(4-methylphenyl)pentan-1-one), 1-Pentanone, 2-(ethylamino)-1-(4-methylphenyl)-, 4-MEAP, Dtxcid101449664, 4-methyl-α-ethylaminopentiophenone or 4-methyl-N-ethylnorpentedrone) is a substance of the cathinone class.

Chemistry

Salts []

N-Ethyl-4-methyl-nor-pentedrone is typically found in the form of its hydrochloride salt.

 []

N-Ethyl-4-methyl-nor-pentedrone is a racemic mixture of the .

(R)-N-Ethyl-4-methyl-nor-pentedroneGenerated by the Chemistry Development Kit (http://github.com/cdk)
(S)-N-Ethyl-4-methyl-nor-pentedroneGenerated by the Chemistry Development Kit (http://github.com/cdk)
Stereoisomer enumberation with rdkit

See also []

External links []

References []

  1. National Center for Biotechnology Information. PubChem Compound Summary for CID 205601, 4-Meap. Accessed May 15, 2026. https://pubchem.ncbi.nlm.nih.gov/compound/205601

  2. U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. N-Ethyl-4-methyl-nor-pentedrone. UNII: R2APU4QOW0. Global Substance Registration System. Accessed May 15, 2026. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/R2APU4QOW0