1. Peptides
  2. [Arg8]-Vasotocin TFA

[Arg8]-Vasotocin (TFA) is a vertebrate neurohypophyseal peptide of the vasopressin/oxytocin hormone family.

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

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[Arg8]-Vasotocin TFA Chemical Structure

[Arg8]-Vasotocin TFA Chemical Structure

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5 mg USD 140 In-stock
10 mg USD 240 In-stock
25 mg USD 480 In-stock
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Based on 1 publication(s) in Google Scholar

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Description

[Arg8]-Vasotocin (TFA) is a vertebrate neurohypophyseal peptide of the vasopressin/oxytocin hormone family[1].

In Vitro

[Arg8]-Vasotocin occurs throughout the vertebrate phyla, being present in primitive fish, the cyclostomes, and remaining unchanged in vertebrates up to and including birds[1].

[Arg8]-Vasotocin excites neurones in the dorsal vagal complex in vitro[2].

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

Molecular Weight

1164.24

Formula

C45H68F3N15O14S2

Appearance

Solid

Color

White to off-white

Sequence

Cys-Tyr-Ile-Gln-Asn-Cys-Pro-Arg-Gly-NH2 (Disulfide bridge: Cys1-Cys6)

Sequence Shortening

CYIQNCPRG-NH2 (Disulfide bridge: Cys1-Cys6)

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

Sealed storage, away from moisture

Powder -80°C 2 years
-20°C 1 year

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

Solvent & Solubility
In Vitro: 

H2O : 50 mg/mL (42.95 mM; Need ultrasonic)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 0.8589 mL 4.2946 mL 8.5893 mL
5 mM 0.1718 mL 0.8589 mL 1.7179 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.

* 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.

  • Molarity Calculator

  • Dilution Calculator

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

Mass
=
Concentration
×
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

×
Volume (start)

V1

=
Concentration (final)

C2

×
Volume (final)

V2

In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

Dosage

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Animal weight
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g

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(per animal)

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Number of animals

Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Calculation results:
Working solution concentration: mg/mL
This product has good water solubility, please refer to the measured solubility data in water/PBS/Saline for details.
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).
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
H2O 1 mM 0.8589 mL 4.2946 mL 8.5893 mL 21.4732 mL
5 mM 0.1718 mL 0.8589 mL 1.7179 mL 4.2946 mL
10 mM 0.0859 mL 0.4295 mL 0.8589 mL 2.1473 mL
15 mM 0.0573 mL 0.2863 mL 0.5726 mL 1.4315 mL
20 mM 0.0429 mL 0.2147 mL 0.4295 mL 1.0737 mL
25 mM 0.0344 mL 0.1718 mL 0.3436 mL 0.8589 mL
30 mM 0.0286 mL 0.1432 mL 0.2863 mL 0.7158 mL
40 mM 0.0215 mL 0.1074 mL 0.2147 mL 0.5368 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.

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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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Product Name:
[Arg8]-Vasotocin TFA
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HY-P1574A
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