5-Cl-bk-MPA

5-Cl-bk-MPA
Legal status
Legal status	DE: NpSG (Industrial and scientific use only); UK: Class B;
Identifiers
	IUPAC name 1-(5-chlorothiophen-2-yl)-2-(methylamino)propan-1-one;
CAS Number	1368498-75-2;
PubChem CID	82282703;
ChemSpider	72841860;
UNII	4F8W3K5FA4;
CompTox Dashboard (EPA)	DTXSID801336880 ;
Chemical and physical data
Formula	C8H10ClNOS
Molar mass	203.68 g·mol−1
3D model (JSmol)	Interactive image;
	SMILES O=C(C(C)NC)c1ccc(Cl)s1;
	InChI InChI=1S/C8H10ClNOS/c1-5(10-2)8(11)6-3-4-7(9)12-6/h3-5,10H,1-2H3; Key:VTSPXQPERGVFBV-UHFFFAOYSA-N;

5-Chloro-β-keto-methiopropamine (5-Cl-βk-MPA) is a recreational designer drug with stimulant effects.^{[citation needed]} It is a substituted cathinone derivative with a thiophene core, closely related to better known drugs such as βk-Methiopropamine and mephedrene.^{[citation needed]}

Legality

5-Cl-βk-MPA was first identified in Hungary in 2017,^[1] and was made illegal in 2018.^[2]

5-Cl-βk-MPA was made illegal in Italy in 2020.^[3]

^ "Analytical data for 5Cl-bk-MPA" (PDF). Hungarian Institute for Forensic Science. 15 December 2007.
^ "Decree No 39/2018: Substances or groups of compounds classified as new psychoactive substances". Minister for Human Capacities. European Commission. 8 November 2018. Amending Minister for Human Capacities Decree No 55/2014 of 30 December 2014
^ "DECRETO 13 marzo 2020. Aggiornamento delle tabelle contenenti l'indicazione delle sostanze stupefacenti e psicotrope" [Update of the tables containing the indication of narcotic and psychotropic substances]. Official Gazette (in Italian). The Republic of Italy. 13 March 2020. di cui al decreto del Presidente della Repubblica 9 ottobre 1990, n. 309 e successive modificazioni ed integrazioni. Inserimento nella tabella I e nella tabella IV di nuove sostanze psicoattive. (20A01820) (GU Serie Generale n.85 del 30-03-2020) [as per the decree of the President of the Republic October 9, 1990, n. 309 and subsequent amendments and additions. Inclusion in Table I and Table IV of new psychoactive substances. (20A01820) (GU General Series n.85 of 30-03-2020)]

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