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Library 4emc 4-EMC is a synthetic stimulant and entactogen of the substituted cathinone class. It is a structural isomer of both 4-MEC and 3,4-DMMC. Ini…

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Library 4fa 4-FA is a synthetic substituted amphetamine that produces a distinctive combination of stimulant and entactogenic effects. It became commer…

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Library 4fma 4-FMA is a novel stimulant-entactogen of the substituted amphetamine class, chemically related to both methamphetamine and 4-fluoroamphetam…

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Library 4fmc 4-FMC is a synthetic stimulant of the substituted cathinone class. First appearing on the designer drug market in 2008, it was primarily ma…

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Library 4fpp A piperazine derivative that has been reported to have mild pyschedelic effects, and also empathogen qualities. It has been sold in many br…

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Library 4mec 4-MEC is a substituted cathinone with stimulant and entactogen properties, structurally related to mephedrone. It has been marketed alone o…

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Library 4mpm 4-Methylphenmetrazine is an empathogen of the phenylmorpholine class that seems to have a very rapid tolerance build up.

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Library 4mta Empathogen with very low chronic toxicity but high risk of acute harm due to mixed serotonin release and MAOI action. Reported to lack euph…

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Library 5apb 5-APB is a synthetic entactogen of the benzofuran and substituted amphetamine classes that produces MDA-like empathogenic and stimulating e…

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Library 5apdb An entactogenic amphetamine stimulant with similar structure and effects to MDMA. An analogue of MDA, it is a highly selective serotonin re…

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Library 5eapb A empathogen sold as a replacement to 5-MAPB after it was banned in the UK, but said to be less enjoyable and never gained much popularity.

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Library 5iai A monoamine triple releaser first synthesised by David Nichols, possesses similar properties to MDMA. Probably neurotoxic in humans, howeve…

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Library 5it An empathogenic stimulant with a very long duration, prone to cause overheating and potentially quite dangerous. Related to αMT, though des…

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Library 5mapb 5-MAPB is a synthetic entactogen of the substituted benzofuran and amphetamine classes. It is the N-methylated form of 5-APB, structurally…

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Library 5mapdb An entactogenic drug with similar effects to MDMA, it is related to 5-MAPB. Likely to release serotonin and show neurotoxicity in the same…

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Library 5mapdi 5-MAPDI is an entactogenic amphetamine derivative which is structurally related to MDMA as well as to dihydrobenzofuran derivatives such as…

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Library 5meoamt A long-acting psychedelic and entactogenic tryptamine, related to aMT. Very potent and may be sold on blotters. Possibly has been missold a…

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Library 5meodibf 5-Methoxy-N,N-diisopropylbenzofuranethylamine (also known as 5-MeO-DiBF) is a novel psychedelic substance of the benzofuran class that prod…

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Library 5meodipt 5-MeO-DiPT is a synthetic psychedelic of the tryptamine class first described by Alexander Shulgin in 1980. It is considered an atypical ps…

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Library 5meomipt 5-MeO-MiPT is a synthetic psychedelic and entactogenic substance of the tryptamine class. Its synthesis and human psychopharmacology were f…