Specification :

Melanotan I
Molecular Formula:C78H111N21O19
Molecular Weight:1646.85
CAS No.:75921-69-6
Sequence: Ac-Ser-Tyr-Ser-Nle-Glu-His-D-Phe-Arg-Trp-Gly-Lys-Pro-Val-NH2

SPECIFICATIONS :
1 .Appearance : Sterile Filtered White lyophilized powder
2 .Specific Optical Rotation (c=0.5,10% HAc) :-50.0~-60.0¡ã
3 .Water Content(Karl Fischer) :¡Ü5.0%
4 .Acetate Content(by HPLC) :¡Ü15.0%
5 .Amino Acid Composition :¡À10% of theoretical
6 .Purity(by HPLC) :¡�99.0%
7 .Single Impurity(by HPLC) :¡Ü1.0%
8 .Peptide Content(by %N) :¡�80%
9 .Assay(By Anhydrous, Acetic Acid-free ) :95.0~105.0%
10 .Bacterial Endotoxins :¡Ü5EU/mg

INTRODUCTIONS
Melanotan I is a synthetic ¦�-MSH analog.By inhibiting the formation of melanogen,it can reduce the melanin in skin,and also can protect skin from the harmful ultraviolet radiation from sunlight.