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YM-46303

Catalog No.GC32416 Copy One-Click Copy Product Info

YM-46303 is an mAChR antagonist which exhibits the highest affinities for M1 and M3 receptors, and selectivity for M3 over M2 receptor.

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YM-46303 Chemical Structure

Cas No.: 171722-81-9

Size Price Stock Qty
1mg
$202.00
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5mg
$396.00
In stock
10mg
$735.00
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20mg
$1,260.00
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Sample solution is provided at 25 µL, 10mM.



Description of YM-46303

YM-46303 is an mAChR antagonist which exhibits the highest affinities for M1 and M3 receptors, and selectivity for M3 over M2 receptor.

YM-46303 shows approximately ten times higher inhibitory activity on bladder pressure in reflexly-evoked rhythmic contraction, and about 5-fold greater selectivity for urinary bladder contraction against salivary secretion in rats compared to oxybutynin. Further evaluation of antimuscarinic effects on bradycardia and pressor in pithed rats, and on tremor in mice, show that YM-46303 can be useful for the treatment of urinary urge incontinence as a bladder-selective M3 antagonist with potent activities and fewer side effects[1]. YM-46303 shows in vivo selective inhibitory activities on bladder pressure in reflexly-evoked rhythmic contraction against oxotremorine-induced salivary secretion. In addition, YM-46303 has potent activity in a guinea pig model of methacholine-induced bronchospasm on intravenous administration[2].

[1]. Naito R, et al. Selective muscarinic antagonists. II. Synthesis and antimuscarinic properties of biphenylylcarbamate derivatives. Chem Pharm Bull (Tokyo). 1998 Aug;46(8):1286-94. [2]. Nagashima S, et al. Novel quinuclidinyl heteroarylcarbamate derivatives as muscarinic receptor antagonists. Bioorg Med Chem. 2014 Jul 1;22(13):3478-87.

Chemical Properties of YM-46303

Cas No. 171722-81-9 SDF
Canonical SMILES O=C(OC12CCN(CC2)CC1)NC3=CC=CC=C3C4=CC=CC=C4.[H]Cl
Formula C20H23ClN2O2 M.Wt 358.86
Solubility Soluble in DMSO Storage Store at -20°C
General tips Please select the appropriate solvent to prepare the stock solution according to the solubility of the product in different solvents; once the solution is prepared, please store it in separate packages to avoid product failure caused by repeated freezing and thawing.Storage method and period of the stock solution: When stored at -80°C, please use it within 6 months; when stored at -20°C, please use it within 1 month.
To increase solubility, heat the tube to 37°C and then oscillate in an ultrasonic bath for some time.
Shipping Condition Evaluation sample solution: shipped with blue ice. All other sizes available: with RT, or with Blue Ice upon request.

Complete Stock Solution Preparation Table of YM-46303

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1 mg 5 mg 10 mg
1 mM 2.7866 mL 13.933 mL 27.866 mL
5 mM 557.3 μL 2.7866 mL 5.5732 mL
10 mM 278.7 μL 1.3933 mL 2.7866 mL
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In vivo Formulation Calculator (Clear solution) of YM-46303

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Method for preparing DMSO master liquid: mg drug pre-dissolved in μL DMSO ( Master liquid concentration mg/mL, Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug. )

Method for preparing in vivo formulation: Take μL DMSO master liquid, next addμL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL saline, mix and clarify.

Method for preparing in vivo formulation: Take μL DMSO master liquid, next add μL Corn oil, mix and clarify.

Note: 1. Please make sure the liquid is clear before adding the next solvent.
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3. All of the above co-solvents are available for purchase on the GlpBio website.

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Average Rating: 5 ★★★★★ (Based on Reviews and 19 reference(s) in Google Scholar.)

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