5-APDB
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| Routes of administration | Oral |
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| Formula | C11H15NO |
| Molar mass | 177.247 g·mol−1 |
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5-(2-Aminopropyl)-2,3-dihydrobenzofuran (5-APDB, 3-Desoxy-MDA, EMA-4) is a putative entactogen drug of the phenethylamine and amphetamine classes.[2] It is an analogue of MDA where the heterocyclic 3-position oxygen from the 3,4-methylenedioxy ring has been replaced by a methylene bridge.[2] 6-APDB is an analogue of 5-APDB where the 4-position oxygen has been replaced by a methylene bridge instead.[2] 5-APDB was developed by a team led by David E. Nichols at Purdue University as part of their research into non-neurotoxic analogues of MDMA.[2]
In animal studies, 5-APDB's effects generalize most closely to non-stimulant MDMA analogues such as MBDB and MMAI, while producing no substitution for LSD or amphetamine.[2] In vitro studies show that 5-APDB acts as a highly selective serotonin releasing agent (SSRA), with IC50 values of 130 nM, 7,089 nM, and 3,238 nM for inhibiting the reuptake of serotonin, dopamine, and norepinephrine, respectively.[2] In contrast, 6-APDB is more balanced on the three monoamine neurotransmitters and acts more similarly to MDA and MDMA.[2]
Methoxy-substituted analogues of 5-APDB and 6-APDB have also been made and substituted for DOM in animal tests, although they were around one tenth as potent as DOM.[3][4]
Legal status
China
As of October 2015 5-APDB is a controlled substance in China.[5]
UK
On June 10, 2013, 5-APDB and a number of analogues were classified as Temporary Class Drugs in the UK following an ACMD recommendation.[6] This means that sale and import of the named substances are criminal offences and are treated as for class B drugs.[7]
References
- ^ Anvisa (2023-07-24). "RDC Nº 804 - Listas de Substâncias Entorpecentes, Psicotrópicas, Precursoras e Outras sob Controle Especial" [Collegiate Board Resolution No. 804 - Lists of Narcotic, Psychotropic, Precursor, and Other Substances under Special Control] (in Brazilian Portuguese). Diário Oficial da União (published 2023-07-25). Archived from the original on 2023-08-27. Retrieved 2023-08-27.
- ^ a b c d e f g Monte AP, Marona-Lewicka D, Cozzi NV, Nichols DE (November 1993). "Synthesis and pharmacological examination of benzofuran, indan, and tetralin analogues of 3,4-(methylenedioxy)amphetamine". Journal of Medicinal Chemistry. 36 (23): 3700–3706. doi:10.1021/jm00075a027. PMID 8246240.
- ^ Nichols DE, Hoffman AJ, Oberlender RA, Riggs RM (February 1986). "Synthesis and evaluation of 2,3-dihydrobenzofuran analogues of the hallucinogen 1-(2,5-dimethoxy-4-methylphenyl)-2-aminopropane: drug discrimination studies in rats". Journal of Medicinal Chemistry. 29 (2): 302–304. doi:10.1021/jm00152a022. PMID 3950910.
- ^ Nichols DE, Snyder SE, Oberlender R, Johnson MP, Huang XM (January 1991). "2,3-Dihydrobenzofuran analogues of hallucinogenic phenethylamines". Journal of Medicinal Chemistry. 34 (1): 276–281. doi:10.1021/jm00105a043. PMID 1992127.
- ^ "关于印发《非药用类麻醉药品和精神药品列管办法》的通知" [Notice on Printing and Distributing the "Measures for the Scheduling of Non-Pharmaceutical Narcotic Drugs and Psychotropic Substances"] (in Chinese). China Food and Drug Administration. 27 September 2015. Archived from the original on 1 October 2015. Retrieved 1 October 2015.
- ^ "Temporary class drug order report on 5-6APB and NBOMe compounds". UK Home Office. 4 Jun 2013. Archived from the original on 2017-08-24. Retrieved 2013-06-13.
- ^ "'NBOMe' and 'Benzofury' banned". UK Home Office. 4 Jun 2013. Archived from the original on 2013-09-21. Retrieved 2013-06-13.