Carbetocin acetate
Based on 2 publication(s) in Google Scholar
Carbetocin acetate, an oxytocin (OT) analogue, is an oxytocin receptor agonist with a Ki of 7.1 nM. Carbetocin acetate has high affinity to chimeric N-terminus (E1) of the oxytocin receptor (Ki=1.17 μM). Carbetocin acetate has the potential for postpartum hemorrhage research. Carbetocin acetate can crosse the blood-brain barrier and produces antidepressant-like activity via activation of oxytocin receptors in the CNS.
For research use only. We do not sell to patients.
- Purity: 99.56%
- CAS No.: 1631754-28-3
- Formula: C47H73N11O14S
- Molecular Weight:1048.21
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Storage:
Sealed storage, away from moisture and light, under nitrogen.
Powder -80°C, 2 years , -20°C, 1 year* In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture and light, under nitrogen)
Publications Citing Use of MedChemExpress (MCE) Carbetocin acetate
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Biological Activity
Carbetocin acetate is an agonist with about 10-fold lower affinity for the oxytocin receptor but with significantly higher stability and a longer duration of action. Carbetocin acetate has higher affinity to the chimeric E1 receptor and especially to each of the combinations of E1 with the other extracellular domains, i.e. chimeric receptors E13 (Ki=13 nM), E123 (Ki=56 nM), and E1234 (Ki=37 nM)[2].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
Carbetocin (1, 10,100 μg/rat, i.c.v.) acetate reveals a dose-dependent increase in the percent time spent swimming following acute administration of 100 μg/rat[1].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
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Animal Model:Male Sprague-Dawley rats weighing between 300 and 500 g[1]
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Dosage:2, 6.4, 20 mg/kg
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Administration:IP; single dose
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Result:Increased climbing with 6.4 mg/kg and resulted in a significantly greater proportion of time spent swimming with 20 mg/kg.
Chemical Information
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CAS No. 1631754-28-3
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Appearance Solid
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Molecular Weight 1048.21
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Formula C47H73N11O14S
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Color White to off-white
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Sealed storage, away from moisture and light, under nitrogen
Powder -80°C 2 years -20°C 1 year * In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture and light, under nitrogen)
Publications (2)
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Journal Impact Factor
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Most Recent
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Neuropharmacology
2023 Sep 1:235:109576. PMID: 37164226 -
Andrology
The Oxytocin Receptor in Spermatozoa May Originate From Both Spermatogenesis and Epididymal Maturation, and Regulates Capacitation. [Abstract]2025 Sep 27. PMID: 41014065
Solvent & Solubility
DMSO : 100 mg/mL (95.40 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
H2O : 10 mg/mL (9.54 mM; ultrasonic and warming and heat to 60°C)
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 and light, under nitrogen). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.
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 and light, under nitrogen). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
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.
Add each solvent one by one: 10% DMSO 40% PEG300 5% Tween-80 45% Saline
Solubility: ≥ 2.08 mg/mL (1.98 mM); Clear solution
This protocol yields a clear solution of ≥ 2.08 mg/mL (saturation unknown).
Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (20.8 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.
Add each solvent one by one: 10% DMSO 90% (20% SBE-β-CD in Saline)
Solubility: ≥ 2.08 mg/mL (1.98 mM); Clear solution
This protocol yields a clear solution of ≥ 2.08 mg/mL (saturation unknown).
Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (20.8 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.
Please enter the basic information of animal experiments:
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Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Please enter your animal formula composition:
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%DMSO +
Recommended: Keep the proportion of DMSO in working solution below 2% if your animal is weak.
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%+
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+%Tween-80 + +
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%Saline +
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).
Working solution concentration: 0.22 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 and light, under nitrogen)
1. Take μL DMSO stock solution;
2. Add μL .
μL , mix evenly;
3. Then add μL Tween 80, mix evenly;
4. Then add μL
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
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Data Sheet (280 KB)
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SDS (252 KB)
- English - EN (252 KB)
- Français - FR (252 KB)
- Deutsch - DE (252 KB)
- Norwegian - NO (252 KB)
- Español - ES (252 KB)
- Swedish - SV (252 KB)
- Italian - IT (252 KB)
- Korean - KR (252 KB)
- Portuguese - PT (252 KB)
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Handling Instructions (2659 KB)
References
[1]. Stella Chaviaras, et al. Assessing the antidepressant-like effects of carbetocin, an oxytocin agonist, using a modification of the forced swimming test. Psychopharmacology (Berl). 2010 May;210(1):35-43. [Content Brief]
[2]. Gerald Gimpl, et al. Binding domains of the oxytocin receptor for the selective oxytocin receptor antagonist barusiban in comparison to the agonists oxytocin and carbetocin. Eur J Pharmacol. 2005 Mar 7;510(1-2):9-16. [Content Brief]
[3]. David Feifel, et al. The effects of oxytocin and its analog, carbetocin, on genetic deficits in sensorimotor gating. Eur Neuropsychopharmacol. 2012 May;22(5):374-8. [Content Brief]
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 and light, under nitrogen). 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 |
|---|---|---|---|---|---|
| H2O / DMSO | 1 mM | 0.9540 mL | 4.7700 mL | 9.5401 mL | 23.8502 mL |
| 5 mM | 0.1908 mL | 0.9540 mL | 1.9080 mL | 4.7700 mL | |
| DMSO | 10 mM | 0.0954 mL | 0.4770 mL | 0.9540 mL | 2.3850 mL |
| 15 mM | 0.0636 mL | 0.3180 mL | 0.6360 mL | 1.5900 mL | |
| 20 mM | 0.0477 mL | 0.2385 mL | 0.4770 mL | 1.1925 mL | |
| 25 mM | 0.0382 mL | 0.1908 mL | 0.3816 mL | 0.9540 mL | |
| 30 mM | 0.0318 mL | 0.1590 mL | 0.3180 mL | 0.7950 mL | |
| 40 mM | 0.0239 mL | 0.1193 mL | 0.2385 mL | 0.5963 mL | |
| 50 mM | 0.0191 mL | 0.0954 mL | 0.1908 mL | 0.4770 mL | |
| 60 mM | 0.0159 mL | 0.0795 mL | 0.1590 mL | 0.3975 mL | |
| 80 mM | 0.0119 mL | 0.0596 mL | 0.1193 mL | 0.2981 mL |
* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.