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4-DAMP
Names
Preferred IUPAC name
4-[(Diphenylacetyl)oxy]-1,1-dimethylpiperidin-1-ium iodide
Other names
4-(2,2-Diphenylacetoxy)-1,1-dimethylpiperidin-1-ium iodide
Identifiers
ChemSpider
UNII
InChI=1S/C21H26NO2.HI/c1-22(2)15-13-19(14-16-22)24-21(23)20(17-9-5-3-6-10-17)18-11-7-4-8-12-18;/h3-12,19-20H,13-16H2,1-2H3;1H/q+1;/p-1
Key: WWJHRSCUAQPFQO-UHFFFAOYSA-M
[I-].C[N+]1(C)CCC(CC1)OC(=O)C(C1=CC=CC=C1)C1=CC=CC=C1
Properties
C 21 H 26 I N O 2
Molar mass
451.348 g·mol−1
Appearance
White to beige powder
[1]
Except where otherwise noted, data are given for materials in their
standard state (at 25 °C [77 °F], 100 kPa).
Chemical compound
4-DAMP (1,1-dimethyl-4-diphenylacetoxypiperidinium iodide ) is a selective
muscarinic acetylcholine receptor (mAChR) M3
antagonist .
[2] It is also able to antagonize M1 receptors but "prefers" M3 .
[3]
[4] It competitively binds to the acetylcholine binding site on mAChRs, causing right-ward shift in the dose response curves for mAChR agonists.
References
^
"4-DAMP" .
Sigma-Aldrich .
^ Zhu, MH; Sung, IK; Zheng, H; Sung, TS; Britton, FC; O'Driscoll, K; Koh, SD; Sanders, KM (2011).
"Muscarinic activation of Ca2+-activated Cl- current in interstitial cells of Cajal" . J Physiol . 589 (Pt18): 4565–4582.
doi :
10.1113/jphysiol.2011.211094 .
PMC
3208225 .
PMID
21768263 .
^ Teixeira-Neto, FJ; McDonell, WN; Black, WD; Harris, W and; Grovum, L (2012). "Effects of muscarinic receptor antagonists on acetylcholine-induced contractions of jejunal smooth muscle in horses". Journal of Veterinary Pharmacology and Therapeutics . 35 (4): 313–318.
doi :
10.1111/j.1365-2885.2011.01330.x .
PMID
21859432 .
^ Greenwood, JM and; Dragunow, M (2010). "M3 muscarinic receptors promote cell survival through activation of the extracellular regulated kinase (ERK1/2) pathway". Eur J Pharmacol . 640 (1–3): 38–45.
doi :
10.1016/j.ejphar.2010.05.013 .
PMID
20519144 .
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
Atropine methonitrate
Atypical antipsychotics (e.g.,
clozapine ,
fluperlapine ,
olanzapine (
+fluoxetine ),
rilapine ,
quetiapine ,
tenilapine ,
zotepine )
Benactyzine
Benzatropine (benztropine)
Benzilone
Benzilylcholine mustard
Benzydamine
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
Caramiphen
Cimetropium bromide
Clidinium bromide
Cloperastine
CS-27349
Cyclobenzaprine
Cyclopentolate
Darifenacin
DAU-5884
Desfesoterodine
Dexetimide
DIBD
Dicycloverine (dicyclomine)
Dihexyverine
Difemerine
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Ditran
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EA-3167
EA-3443
EA-3580
EA-3834
Emepronium bromide
Etanautine
Etybenzatropine (ethybenztropine)
Fenpiverinium
Fentonium bromide
Fesoterodine
Flavoxate
Glycopyrronium bromide (
+beclometasone/formoterol ,
+indacaterol ,
+neostigmine )
Hexahydrodifenidol
Hexahydrosiladifenidol
Hexbutinol
Hexocyclium
Himbacine
HL-031,120
Homatropine
Imidafenacin
Ipratropium bromide (
+salbutamol )
Isopropamide
J-104,129
Hyoscyamine
Mamba toxin 3
Mamba toxin 7
Mazaticol
Mebeverine
Meladrazine
Mepenzolate
Methantheline
Methoctramine
Methylatropine
Methylhomatropine
Methylscopolamine
Metixene
Muscarinic toxin 7
N-Ethyl-3-piperidyl benzilate
N-Methyl-3-piperidyl benzilate
Nefopam
Octatropine methylbromide (anisotropine methylbromide)
Orphenadrine
Otenzepad (AF-DX 116)
Otilonium bromide
Oxapium iodide
Oxitropium bromide
Oxybutynin
Oxyphencyclimine
Oxyphenonium bromide
PBID
PD-102,807
PD-0298029
Penthienate
Pethidine
pFHHSiD
Phenglutarimide
Phenyltoloxamine
Pipenzolate bromide
Piperidolate
Pirenzepine
Piroheptine
Pizotifen
Poldine
Pridinol
Prifinium bromide
Procyclidine
Profenamine (ethopropazine)
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
Sofpironium bromide
Solifenacin
SSRIs Tooltip Selective serotonin reuptake inhibitors (e.g.,
femoxetine ,
paroxetine )
Telenzepine
Terodiline
Tetracyclic antidepressants (e.g.,
amoxapine ,
maprotiline ,
mianserin ,
mirtazapine )
Tiemonium iodide
Timepidium bromide
Tiotropium bromide
Tiquizium bromide
Tofenacin
Tolterodine
Tricyclic antidepressants (e.g.,
amitriptyline (
+perphenazine ),
amitriptylinoxide ,
butriptyline ,
cidoxepin ,
clomipramine ,
desipramine ,
desmethyldesipramine ,
dibenzepin ,
dosulepin (dothiepin) ,
doxepin ,
imipramine ,
lofepramine ,
nitroxazepine ,
northiaden (desmethyldosulepin) ,
nortriptyline ,
protriptyline ,
quinupramine ,
trimipramine )
Tridihexethyl
Trihexyphenidyl
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 )