4-MeO-α-PPP, MOPPP

Molecular structure via molpic based on CDK

Physical properties []
Molecular mass	233.31 g/mol ^[1]
Predicted LogP	2.5 ^[1]

Structural Identifiers []
Molecular formula	C₁₄H₁₉NO₂ ^[1]
IUPAC name	1-(4-methoxyphenyl)-2-pyrrolidin-1-ylpropan-1-one ^[1]
SMILES	CC(C(=O)C1=CC=C(C=C1)OC)N2CCCC2 ^[1]
InChI	InChI=1S/C14H19NO2/c1-11(15-9-3-4-10-15)14(16)12-5-7-13(17-2)8-6-12/h5-8,11H,3-4,9-10H2,1-2H3 ^[1]
InChIKey	QJWOQBGBEFNYKB-UHFFFAOYSA-N ^[1]

4'-Methoxy-α-pyrrolidinopropiophenone

4'-Methoxy-α-pyrrolidinopropiophenone (also known as 4'-M-α-PP, MOPPP cpd, MOPPP, 1-(4-Methoxyphenyl)-2-(1-pyrrolidinyl)-1-propanone, 4'-Methoxy-α-pyrrolidinopropiophenone hydrochloride, R,S-4'-Methoxy-α-pyrrolidinopropiophenone, 4-Meo-α-ppp, 1-Propanone, 1-(4-methoxyphenyl)-2-(1-pyrrolidinyl)-, DUA24309 or Q4637037) is a stimulant substance of the pyrrolidinophenone class.

Chemistry

Stereochemistry []

4'-Methoxy-α-pyrrolidinopropiophenone is a racemic mixture of the enantiomers

Stereoisomers
(R)-4'-Methoxy-α-pyrrolidinopropiophenone (S)-4'-Methoxy-α-pyrrolidinopropiophenone

Subjective effects []

Physical effects
Abnormal heartbeat Appetite suppression Dehydration Dry mouth Increased blood pressure Increased heart rate Increased libido Restless legs Shakiness Stamina enhancement Stimulation Teeth grinding Vasoconstriction

Cognitive effects
Analysis enhancement Cognitive euphoria Compulsive redosing Disinhibition Ego inflation Focus enhancement Increased music appreciation Mania Motivation enhancement Suggestibility suppression Thought acceleration Wakefulness

External links []

References []

National Center for Biotechnology Information. PubChem Compound Summary for CID 6430836, 4'-Methoxy-α-pyrrolidinopropiophenone. Accessed August 14, 2025. https://pubchem.ncbi.nlm.nih.gov/compound/6430836
U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. 4'-Methoxy-α-pyrrolidinopropiophenone. UNII: OI15TPX8QP. Global Substance Registration System. Accessed August 14, 2025. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/OI15TPX8QP

Anodyne