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Chemical compound
Pharmaceutical 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
Agonists Antagonists
3-Quinuclidinyl benzilate
4-DAMP
Aclidinium bromide (+formoterol )
Abediterol
AF-DX 250
AF-DX 384
Ambutonium bromide
Anisodamine
Anisodine
Antihistamines (first-generation) (e.g., brompheniramine , buclizine , captodiame , chlorphenamine (chlorpheniramine) , cinnarizine , clemastine , cyproheptadine , dimenhydrinate , dimetindene , diphenhydramine , doxylamine , meclizine , mequitazine , perlapine , phenindamine , pheniramine , phenyltoloxamine , promethazine , propiomazine , triprolidine )
AQ-RA 741
Atropine
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Benactyzine
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Benzilone
Benzilylcholine mustard
Benzydamine
Bevonium
BIBN 99
Biperiden
Bornaprine
Camylofin
CAR-226,086
CAR-301,060
CAR-302,196
CAR-302,282
CAR-302,368
CAR-302,537
CAR-302,668
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CS-27349
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DAU-5884
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Dihexyverine
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EA-3167
EA-3443
EA-3580
EA-3834
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Fentonium bromide
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Hexahydrodifenidol
Hexahydrosiladifenidol
Hexbutinol
Hexocyclium
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HL-031,120
Homatropine
Imidafenacin
Ipratropium bromide (+salbutamol )
Isopropamide
J-104,129
Hyoscyamine
Mamba toxin 3
Mamba toxin 7
Mazaticol
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Mepenzolate
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Muscarinic toxin 7
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Orphenadrine
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Otilonium bromide
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Oxybutynin
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PBID
PD-102,807
PD-0298029
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pFHHSiD
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Procyclidine
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Propantheline bromide
Propiverine
Quinidine
3-Quinuclidinyl thiochromane-4-carboxylate
Revefenacin
Rociverine
RU-47,213
SCH-57,790
SCH-72,788
SCH-217,443
Scopolamine (hyoscine)
Scopolamine butylbromide (hyoscine butylbromide)
Silahexacyclium
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Solifenacin
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Telenzepine
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Tiemonium iodide
Timepidium bromide
Tiotropium bromide
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Tofenacin
Tolterodine
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Tridihexethyl
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Trimebutine
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Tropacine
Tropatepine
Tropicamide
Trospium chloride
Typical antipsychotics (e.g., chlorpromazine , chlorprothixene , cyamemazine (cyamepromazine) , loxapine , mesoridazine , thioridazine )
Umeclidinium bromide (+vilanterol )
WIN-2299
Xanomeline
Zamifenacin
Precursors (and prodrugs )
nAChRs Tooltip Nicotinic acetylcholine receptors
Agonists (and PAMs Tooltip positive allosteric modulators )
5-HIAA
6-Chloronicotine
A-84,543
A-366,833
A-582,941
A-867,744
ABT-202
ABT-418
ABT-560
ABT-894
Acetylcholine
Altinicline
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Anatabine
Anatoxin-a
AR-R17779
Bephenium hydroxynaphthoate
Butinoline
Butyrylcholine
Carbachol
Choline
Choline m-bromophenyl ether
Cotinine
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Decamethonium
Desformylflustrabromine
Dianicline
Dimethylphenylpiperazinium
Epibatidine
Epiboxidine
Ethanol (alcohol)
Ethoxysebacylcholine
EVP-4473
EVP-6124
Galantamine
GTS-21
Ispronicline
Ivermectin
JNJ-39393406
Levamisole
Lobeline
MEM-63,908 (RG-3487)
Morantel
Nicotine (tobacco )
NS-1738
PHA-543,613
PHA-709,829
PNU-120,596
PNU-282,987
Pozanicline
Pyrantel
Rivanicline
RJR-2429
Sazetidine A
SB-206553
Sebacylcholine
SIB-1508Y
SIB-1553A
SSR-180,711
Suberyldicholine
Suxamethonium (succinylcholine)
Suxethonium (succinyldicholine)
TC-1698
TC-1734
TC-1827
TC-2216
TC-5214
TC-5619
TC-6683
Tebanicline
Tribendimidine
Tropisetron
UB-165
Varenicline
WAY-317,538
XY-4083
Antagonists (and NAMs Tooltip negative allosteric modulators )
Precursors (and prodrugs )