3-FMC

Salts []
Hydrochloride

Molecular structure via molpic based on CDK

Conformer []

Conformer structure via JSmol

Physical properties []
Molecular mass	181.21 g/mol ^[1]
Predicted LogP	1.7 ^[1]

Structural Identifiers []
Molecular formula	C₁₀H₁₂FNO ^[1]
IUPAC name	1-(3-fluorophenyl)-2-(methylamino)propan-1-one ^[1]
SMILES	CC(C(=O)C1=CC(=CC=C1)F)NC ^[1]
InChI	InChI=1S/C10H12FNO/c1-7(12-2)10(13)8-4-3-5-9(11)6-8/h3-7,12H,1-2H3 ^[1]
InChIKey	PQIBROLLUQSNQI-UHFFFAOYSA-N ^[1]

Flophedrone

Flophedrone (also known as 3-Fluoromethcathinone, 3-Flephedrone, 3'-Fluoromethcathinone, 3-FMC, 3-Fluoro-n-methylcathinone, J2.929.934j, 1-Propanone, 1-(3-fluorophenyl)-2-(methylamino)-, pqibrolluqsnqi-uhfffaoysa-n, 3-fluoromethcathinone or 2-(methylamino)-1-(3-fluorophenyl)-1-propanone) is a stimulant substance of the cathinone class.

Chemistry

Salts []

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

Stereochemistry []

Flophedrone is a racemic mixture of the optical stereoisomers

Stereoisomers
(S)-Flophedrone

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

Anodyne Usernotes []
0xea / Flophedrone^{[hydrochloride]} via Insufflated and Intravenous	Moderate Euphoria; Very Short Duration; Strongly Increased bodily temperature; Quite Unpleasant

Legal status []

United States: Flophedrone is a Schedule I under the "Controlled Substances Act (CSA)".
United Kingdom: Flophedrone is a Class B substance.
Germany: Flophedrone is a Anlage II substance.

External links []

References []

National Center for Biotechnology Information. PubChem Compound Summary for CID 53415330, Flophedrone. Accessed July 8, 2025. https://pubchem.ncbi.nlm.nih.gov/compound/53415330
U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. Flophedrone. UNII: 78P68L3B0H. Global Substance Registration System. Accessed July 8, 2025. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/78P68L3B0H