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> Palmitoyl tetrapeptide-20

Palmitoyl tetrapeptide-20

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Cat# HY-P5247-5mg

Size : 5mg

Brand : MedChemExpress

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Description

Palmitoyl tetrapeptide-20 (PTP20) is a biomimetic peptide that is an agonist for α-MSH. Palmitoyl tetrapeptide-20 can protect follicular melanocytes and activate melanogenesis by enhancing catalase expression[1].

Molecular Weight

739.00

Formula

C38H70N6O8
Appearance

Solid

Color

White to off-white

Sequence

{Pal}-Pro-Glu-Lys-Lys
Sequence Shortening

{Pal}-PEKK
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: 

DMSO : 28.57 mg/mL (38.66 mM; adjust pH to 4 with 1 M HCL; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 1.3532 mL 6.7659 mL 13.5318 mL
5 mM 0.2706 mL 1.3532 mL 2.7064 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

×
Volume (start)

V1

=
Concentration (final)

C2

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Volume (final)

V2

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.
Calculation results:
Working solution concentration: mg/mL
Purity & Documentation
References