Thiothinone

Thiothinone, also known as β-ketomethiopropamine or βk-methiopropamine (βk-MPA) is a stimulant that is the β-keto-substituted analog of methiopropamine and has been sold online as a designer drug.^[1][2][3] It is structurally related to methcathinone however the phenyl group has been substituted for thiophene instead.

Thiothinone

Clinical data
Other names	β-Ketomethiopropamine; βk-Methiopropamine; βk-MPA
Legal status
Legal status	DE: NpSG (Industrial and scientific use only) UK: Class B
Identifiers
IUPAC name 2-(methylamino)-1-(thiophen-2-yl)propan-1-one
CAS Number	24065-17-6 Y 54817-67-3 (hydrochloride)
PubChem CID	12198617
ChemSpider	16113492
UNII	8C758Z7L72
CompTox Dashboard (EPA)	DTXSID901031598
Chemical and physical data
Formula	C8H11NOS
Molar mass	169.24 g·mol−1
3D model (JSmol)	Interactive image
SMILES CC(C(=O)C1=CC=CS1)NC
InChI InChI=1S/C8H11NOS/c1-6(9-2)8(10)7-4-3-5-11-7/h3-6,9H,1-2H3 Key:DOZQPYDMJMLVKX-UHFFFAOYSA-N

Thiothinone was also reported to be a pyrolysis product of methiopropamine.^[4]

See also

• 5-Cl-bk-MPA
• α-Pyrrolidinopentiothiophenone (α-PVT)
• Methcathinone
• Methiopropamine, non-ketone counterpart