Specification :

Detailed Product Description

Name
Melanotan-II Acetate

Molecular Formula
C50H69N15O9

Cas No.
121062-08-6

Molecular Weight
1024.2

Sequence

Appearence
White powder

Solubility
Soluble in water or 10% acetic acid at a concentration of e1mg/ ml to give a clear, colorless solution

Specific Optical Rotation
-50.0^ -60.0( c= 0.5, 10% HAc)

Amino Acid Composition
± 10% of theoretical

Peptide Purity( By HPLC)
e97.0% by area integration

Related Substance( By HPLC)
Total Impurities( % ) d3.0% Largest Single Impurity ( % ) d1.0%

Acetate Content ( By HPLC)
d15.0%

Water Content( Karl Fischer)
d8.0%

Bacterial Endotoxins
d5IU/ mg

Assay( By Anhydrous, Acetic Acid-free)
95.0^ 105.0%

Storage
2^ 8