Product Name

 Melanotan II

Structure

Molecular Formula

C₅₀H₆₉N₁₅O₉

Molecular Weight

1024.2

CAS #

121062-08-6

Sequence

Ac-Nle-c[Asp-His-D-Phe-Arg-Trp-Lys]-NH₂

Standard

Appearance

White Powder

Specific Optical Rotation (c=0.5,10% HAc)

-50.0～-60.0°

Water Content (Karl Fischer)

≤5.0%

Acetate Content (by HPLC)

≤15.0%

Amino Acid Composition

±10% of theoretical

Purity (by HPLC)

≥98.0%

Single Impurity (by HPLC)                

≤1.0%

Peptide Content (by %N )                 

≥80%

Assay (By Anhydrous, Acetic Acid-free)

95.0～105.0%

Bacterial Endotoxins   

≤5EU/mg