3-Chloromethcathinone (also known as 3-CMC and clophedrone) is a stimulant of the cathinone class offered online as a designer drug, mostly in European countries such as Sweden, Italy and Poland. Its chemical structure is similar to that of the antidepressant and anti-addictive drug bupropion, which is 3-chloro-N-(t-butyl)cathinone, but its pharmacological profile is substantially different. 3cmc is a substitute for the now-banned 3mmc. Effects of these products seem to be almost the same, according to experts. However, the variant 3cmc is not banned at the time of writing.

2F-Ketamine (2-fdck) ( also known as 2-Fluorodeschloroketamine) is a new dissociative drug of the arylcyclohexylamine family. It is chemically related to ketamine and dechloroketamine (DCK). Although research is currently limited, it is believed to act as an NMDA receptor antagonist. Many know relatives of this product as keta or ket. A number of songs have also been written about it such as “the cap of ket” by professor prof. R. Zonneveld.

4F-Ritalin is a derivative of Ritalin and is a stimulant belonging to the ethylamine and piperdine research chemicals. 4F-Ritalin, generally known as 4F-MPH, which one could be structurally compared to methylphenidate. The only exception is a single fluorine atom linked to the phenethylamine core at position four. The similarities between methylphenate and 4F-MPH can be seen in the product photo. In the Netherlands, methylphenidate is given for ADHD and narcolepsy.

4-Fluoromethamphetamine (4-FMA). This is a new stimulant-entactogen chemical of the amphetamine class which is relatively unknown. 4-FMA is chemically linked to 4-FA and methamphetamine. Currently very little is known about this pharmacology, it is suspected that this product works by increasing dopamine, norepinephrine and serotonin levels in the brain.

Flubromazepam, or 7-Bromo-5-(2-fluorophenyl)-1,3-dihydro-1,4-benzodiazepin-2-one, is a chemical of the benzodiazepine class. This product is not (yet) banned at the time of writing. Flubromazepam is a long-term psychoactive substance of the benzodiazepine class that has anxiolytic , sedative and muscle relaxant effects.