1. GPCR/G Protein Neuronal Signaling
  2. mAChR
  3. Tarafenacin D-tartrate

Tarafenacin D-tartrate  (Synonyms: SVT-40776 D-tartrate)

Cat. No.: HY-14825A Purity: 99.86%
Handling Instructions Technical Support

Tarafenacin (SVT-40776) (D-tartrate) is an orally active, selective M3 muscarinic receptor (M3 muscarinic receptor) antagonist with 203-fold selectivity over the M2 muscarinic receptor. Tarafenacin (D-tartrate) does not affect atrial contraction, arterial blood pressure or arterial pressure at high doses. Tarafenacin (D-tartrate) can be used in the research of overactive bladder.

For research use only. We do not sell to patients.

Tarafenacin D-tartrate

Tarafenacin D-tartrate Chemical Structure

CAS No. : 1159101-48-0

Size Price Stock Quantity
Solid + Solvent (Highly Recommended)
10 mM * 1 mL in DMSO
ready for reconstitution
In-stock
Solution
10 mM * 1 mL in DMSO In-stock
Solid
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10 mg In-stock
25 mg In-stock
50 mg In-stock
100 mg In-stock
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Based on 1 publication(s) in Google Scholar

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Description

Tarafenacin (SVT-40776) (D-tartrate) is an orally active, selective M3 muscarinic receptor (M3 muscarinic receptor) antagonist with 203-fold selectivity over the M2 muscarinic receptor. Tarafenacin (D-tartrate) does not affect atrial contraction, arterial blood pressure or arterial pressure at high doses. Tarafenacin (D-tartrate) can be used in the research of overactive bladder[1][2][3].

IC50 & Target[1]

mAChR3

0.19 nM (Ki)

In Vitro

Tarafenacin (D-tartrate) (3-1000 nmol/L; 60 min) potently inhibits carbachol-induced contractions in mouse isolated urinary bladder detrusor smooth muscle[1].
Tarafenacin (D-tartrate) (0.1-10 μmol/L; 60 min) inhibits Carbachol (HY-B1208)-induced negative chronotropism in mouse isolated atrial tissue, exhibiting a 199-fold functional selectivity for mouse urinary bladder over atrial tissue[1].
Tarafenacin (D-tartrate) (20 min) potently inhibits Carbachol-induced inositol phosphate accumulation in mouse bladder smooth muscle with a Ki of 0.19 nM, and shows 23-fold greater selectivity over mouse salivary glands[2].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

In Vivo

Tarafenacin (D-tartrate) (1-3000 nmol/kg (log dose); i.v.; cumulative bolus; 15 min between doses) potently inhibits spontaneous guinea pig bladder contractions with an ED25 of 6.97 mg/kg, and exhibits greater than 175-fold bladder versus vascular selectivity, with no observed effects on arterial blood pressure[1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Animal Model: DH female guinea pigs (250-300 g)[1]
Dosage: 1-3000 nmol/kg (Log dose)
Administration: i.v.; cumulative bolus; 15 min between doses
Result: Inhibited spontaneous bladder contractions in a dose-dependent manner, with an ED25 of 17.1 nmol/kg.
Did not affect arterial blood pressure at tested doses, resulting in a bladder versus vascular selectivity of more than 175-fold.
Molecular Weight

558.48

Formula

C25H26F4N2O8

CAS No.
Appearance

Solid

Color

White to off-white

SMILES

O=C(O[C@H]1CN2CCC1CC2)N(C3=CC=CC(F)=C3)CC4=CC(F)=C(F)C(F)=C4.O[C@@H]([C@@H](C(O)=O)O)C(O)=O

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

4°C, sealed storage, away from moisture

*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)

Solvent & Solubility
In Vitro: 

DMSO : ≥ 100 mg/mL (179.06 mM; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

*"≥" means soluble, but saturation unknown.

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 1.7906 mL 8.9529 mL 17.9057 mL
5 mM 0.3581 mL 1.7906 mL 3.5811 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

  • Molarity Calculator

  • Dilution Calculator

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

Mass
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Concentration
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Volume
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Molecular Weight *

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start)

C1

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Volume (start)

V1

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Concentration (final)

C2

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Volume (final)

V2

In Vivo:

Select the appropriate dissolution method based on your experimental animal and administration route.

For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for in vivo experiments, it is recommended to prepare freshly and use it on the same day.
The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.

  • Protocol 1

    Add each solvent one by one:  10% DMSO    40% PEG300    5% Tween-80    45% Saline

    Solubility: ≥ 2.5 mg/mL (4.48 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.

    Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
  • Protocol 2

    Add each solvent one by one:  10% DMSO    90% (20% SBE-β-CD in Saline)

    Solubility: ≥ 2.5 mg/mL (4.48 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.

    Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

Dosage

mg/kg

Animal weight
(per animal)

g

Dosing volume
(per animal)

μL

Number of animals

Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Please enter your animal formula composition:
%
DMSO +
+
%
Tween-80 +
%
Saline
Recommended: Keep the proportion of DMSO in working solution below 2% if your animal is weak.
The co-solvents required include: DMSO, . All of co-solvents are available by MedChemExpress (MCE). , Tween 80. All of co-solvents are available by MedChemExpress (MCE).
Calculation results:
Working solution concentration: mg/mL
Method for preparing stock solution: mg drug dissolved in μL  DMSO (Stock solution concentration: mg/mL).

*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)

The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only. If necessary, please contact MedChemExpress (MCE).
Method for preparing in vivo working solution for animal experiments: Take μL DMSO stock solution, add μL . μL , mix evenly, next add μL Tween 80, mix evenly, then add μL Saline.
 If the continuous dosing period exceeds half a month, please choose this protocol carefully.
Please ensure that the stock solution in the first step is dissolved to a clear state, and add co-solvents in sequence. You can use ultrasonic heating (ultrasonic cleaner, recommended frequency 20-40 kHz), vortexing, etc. to assist dissolution.
Purity & Documentation
References

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
DMSO 1 mM 1.7906 mL 8.9529 mL 17.9057 mL 44.7644 mL
5 mM 0.3581 mL 1.7906 mL 3.5811 mL 8.9529 mL
10 mM 0.1791 mL 0.8953 mL 1.7906 mL 4.4764 mL
15 mM 0.1194 mL 0.5969 mL 1.1937 mL 2.9843 mL
20 mM 0.0895 mL 0.4476 mL 0.8953 mL 2.2382 mL
25 mM 0.0716 mL 0.3581 mL 0.7162 mL 1.7906 mL
30 mM 0.0597 mL 0.2984 mL 0.5969 mL 1.4921 mL
40 mM 0.0448 mL 0.2238 mL 0.4476 mL 1.1191 mL
50 mM 0.0358 mL 0.1791 mL 0.3581 mL 0.8953 mL
60 mM 0.0298 mL 0.1492 mL 0.2984 mL 0.7461 mL
80 mM 0.0224 mL 0.1119 mL 0.2238 mL 0.5596 mL
100 mM 0.0179 mL 0.0895 mL 0.1791 mL 0.4476 mL
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Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Tarafenacin D-tartrate
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