Category Thiophenes

Thiothinone

Summary Thiothinone, also known as βk-MPA, is a stimulant classified as the beta-keto substituted counterpart of methiopropamine. It has gained popularity as a designer drug and has been available for purchase on online platforms. Structurally, Thiothinone resembles methcathinone, except that…

5-Methylmethiopropamine

Summary 5-Methylmethiopropamine (5-MMPA), or mephedrene, is a stimulant drug. Unlike mephedrone, it is not a substituted cathinone derivative because it lacks a ketone group at the β position of the aliphatic side chain. Instead, it bears a closer resemblance to…

Thiopropamine

Summary Thiopropamine is a stimulant substance that is an analogue of amphetamine, featuring replacing the phenyl ring with thiophene. While it shares stimulant properties with amphetamine, its potency is approximately one-third less. Additionally, variations such as the N-methyl and thiophene-3-yl…