Metaphedrine

Metaphedrine
Clinical data
Other names	3-Methyl-N-methylamphetamine; 3-MMA; 3MMA; 3-Me-MA; Metaphedrine
Legal status
Legal status	US: Schedule I (isomer of Etilamfetamime);
Identifiers
	IUPAC name N-methyl-1-(3-methylphenyl)propan-2-amine;
CAS Number	861007-68-3;
PubChem CID	24257262;
ChemSpider	23900070;
UNII	ANT66P7LWF;
CompTox Dashboard (EPA)	DTXSID501343157 ;
Chemical and physical data
Formula	C11H17N
Molar mass	163.264 g·mol−1
3D model (JSmol)	Interactive image;
	SMILES CC1=CC(=CC=C1)CC(C)NC;
	InChI InChI=1S/C11H17N/c1-9-5-4-6-11(7-9)8-10(2)12-3/h4-7,10,12H,8H2,1-3H3; Key:CXVNKBVJDKMLOH-UHFFFAOYSA-N;

3-Methylmethamphetamine (3-MMA or 3-Me-MA), also known as metaphedrine, is an amphetamine derivative which has been sold as a designer drug, first encountered online in 2020 and reported in Sweden in 2021. It is a potent monoamine reuptake inhibitor and is thought to have psychostimulant effects. The drug was not active as a serotonin 5-HT_2A receptor agonist.