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Chemical compound
2,3,4,5-tetrahydro-1,5-methano-1H -3-benzazepine Legal status
2,3,4,5-tetrahydro-1,5-methano-1H -3-benzazepine
CAS Number ChemSpider UNII ChEMBL Formula C 11 H 13 N Molar mass 159.232 g·mol−1 3D model (JSmol )
InChI=1S/C11H13N/c1-2-4-11-9-5-8(6-12-7-9)10(11)3-1/h1-4,8-9,12H,5-7H2
Y Key:COMHUAMOJSTCMM-UHFFFAOYSA-N
Y
N Y (what is this?) (verify)
2,3,4,5-Tetrahydro-1,5-methano-1H -3-benzazepine is a drug originally researched as a potential opioid analgesic, but was found to be inactive in this assay, and relatively toxic to mice.[ 1] Subsequently it was found to possess activity as an agonist at nicotinic acetylcholine receptors during the course of work that ultimately led to the discovery of the anti-smoking drug varenicline .[ 2] [ 3]
More recently this chemical compound is claimed to have been sold as a designer drug under the name A3A ,[citation needed ] but since the anecdotally reported effects of the product sold under this name do not seem to bear any resemblance to the known pharmacology of genuine 2,3,4,5-tetrahydro-1,5-methano-1H -3-benzazepine, it seems unlikely that this is actually the compound being sold.
^ Mazzocchi PH, Stahly BC (April 1979). "Synthesis and pharmacological activity of 2,3,4,5,-tetrahydro-1,5-methano-1H-3-benzazepines". Journal of Medicinal Chemistry . 22 (4): 455–457. doi :10.1021/jm00190a020 . PMID 430484 .
^ Brooks PR, Caron S, Coe JW, Ng KK, Singer RA, Vazquez E, et al. (2004). "Synthesis of 2,3,4,5-Tetrahydro-1,5-methano-1H-3-benzazepine via Oxidative Cleavage and Reductive Amination Strategies". Synthesis . 2004 (11): 1755–1758. doi :10.1055/s-2004-829135 .
^ Coe JW, Brooks PR, Vetelino MG, Wirtz MC, Arnold EP, Huang J, et al. (May 2005). "Varenicline: an alpha4beta2 nicotinic receptor partial agonist for smoking cessation". Journal of Medicinal Chemistry . 48 (10): 3474–3477. doi :10.1021/jm050069n . PMID 15887955 .
mAChRs Tooltip Muscarinic acetylcholine receptors
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WIN-2299
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nAChRs Tooltip Nicotinic acetylcholine receptors
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A-582,941
A-867,744
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MEM-63,908 (RG-3487)
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PHA-543,613
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RJR-2429
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SB-206553
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SSR-180,711
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TC-1698
TC-1734
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TC-2216
TC-5214
TC-5619
TC-6683
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Tropisetron
UB-165
Varenicline
WAY-317,538
XY-4083
Antagonists (and NAMs Tooltip negative allosteric modulators )
Precursors (and prodrugs )