Metaphedrine

3-MMA

Salts []
Metaphedrine hydrochloride

Molecular structure via molpic based on CDK

Physical properties []
Molecular mass	163.26 g/mol ^[1]
Predicted LogP	2.4 ^[1]

Structural Identifiers []
Molecular formula	C₁₁H₁₇N ^[1]
IUPAC name	N-methyl-1-(3-methylphenyl)propan-2-amine ^[1]
SMILES	CC1=CC(=CC=C1)CC(C)NC ^[1]
InChI	InChI=1S/C11H17N/c1-9-5-4-6-11(7-9)8-10(2)12-3/h4-7,10,12H,8H2,1-3H3 ^[1]
InChIKey	CXVNKBVJDKMLOH-UHFFFAOYSA-N ^[1]

Metaphedrine (also known as Metaphedrine, N,α,3-Trimethylbenzeneethanamine, methyl[1-(3-methylphenyl)propan-2-yl]amine, Schembl14655777, Dtxsid501343157, n-Methyl-1-(m-tolyl)propan-2-amine, Akos010037185, Benzeneethanamine, N,α,3-trimethyl-, CS-0277092 or En300-365548) is a stimulant substance of the amphetamine class.

Chemistry

Salts []

Metaphedrine is typically found in the form of its hydrochloride salt.

Stereochemistry []

Metaphedrine is a racemic mixture of the enantiomers.

Stereoisomerism
(S)-Metaphedrine (R)-Metaphedrine
Stereoisomer enumberation with rdkit

Subjective effects []

class / Stimulant

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

Legal status []

United States: Metaphedrine is a List of Schedule I drugs (US)|Schedule I (isomer of Etilamfetamime) substance.

External links []

References []

National Center for Biotechnology Information. PubChem Compound Summary for CID 24257262, 861007-68-3. Accessed May 8, 2026. https://pubchem.ncbi.nlm.nih.gov/compound/24257262
U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. Metaphedrine. UNII: ANT66P7LWF. Global Substance Registration System. Accessed May 8, 2026. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/ANT66P7LWF

AnodyneWiki