CAS 147416-96-4|Telenzepine dihydrochloride

Introduction:Basic information about CAS 147416-96-4|Telenzepine dihydrochloride, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NameTelenzepine dihydrochloride
CAS Number147416-96-4Molecular Weight443.39000
Density/Boiling Point544.7ºC at 760mmHg
Molecular FormulaC19H24Cl2N4O2SMelting Point/
MSDSChineseUSAFlash Point283.2ºC

Names

NameTelenzepine dihydrochloride hydrate
SynonymMore Synonyms

Telenzepine dihydrochloride BiologicalActivity

DescriptionTelenzepine dihydrochloride is a selective and orally active muscarinic M1 receptor antagonist with a Ki of 0.94 nM. Telenzepine dihydrochloride inhibits gastric acid secretion and has antiulcer effects[1][2][3].
Related CatalogSignaling Pathways >>Neuronal Signaling >>mAChRSignaling Pathways >>GPCR/G Protein >>mAChRResearch Areas >>Neurological Disease
Target

Ki: 0.94 nM (Muscarinic M1 receptor), 17.8 nM (Muscarinic M2 receptor)[3]

In VitroAt submicromolar concentrations (100 nM), Telenzepine abolishes responses to either muscarine or the muscarinic component of the acetylcholine response. The excitatory effect of muscarine at postsynaptic M1 receptors is dose dependently inhibited by Telenzepine (0.1-1000 nM) at concentrations[2]. The threshold dose of Telenzepine as an antagonist of the muscarinic depolarization in AH/type 2 neurons is in the range of 0.1-1 nM. The IC50 of Telenzepine needed to abolish the response is 8.5 nM[2].
In VivoIntravenous Telenzepine potently inhibits gastric acid secretion in the Ghosh-Schild rat (carbachol-stimulated), the chronic fistula rat (basal secretion), or, both intravenously and orally, in the modified Shay rat[1]. Telenzepine (2.7 μmol/kg; orally) treatment shows significantly longer duration antiulcer effects in the modified Shay rat[1].
References

[1]. R Riedel, et al. Comparison of the gastric antisecretory and antiulcer potencies of telenzepine, pirenzepine, ranitidine and cimetidine in the rat. Digestion. 1988;40(1):25-32.

[2]. F L Christofi, et al. Neuropharmacology of the muscarinic antagonist telenzepine in myenteric ganglia of the guinea-pig small intestine. Eur J Pharmacol. 1991 Apr 3;195(3):333-9.

[3]. M Galvan, et al. Interaction of telenzepine with muscarinic receptors in mammalian sympathetic ganglia. Eur J Pharmacol. 1989 Aug 11;167(1):1-10.

Chemical & Physical Properties

Boiling Point544.7ºC at 760mmHg
Molecular FormulaC19H24Cl2N4O2S
Molecular Weight443.39000
Flash Point283.2ºC
Exact Mass442.10000
PSA89.58000
LogP3.78230
Vapour Pressure6.34E-12mmHg at 25°C
InChIKeyJTQJFSQQHGPLOX-UHFFFAOYSA-N
SMILESCc1scc2c1N(C(=O)CN1CCN(C)CC1)c1ccccc1NC2=O.Cl.Cl

Synonyms

1-methyl-10-[2-(4-methylpiperazin-1-yl)acetyl]-5H-thieno[3,4-b][1,5]benzodiazepin-4-one,dihydrochloride
MFCD00083208
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