Specification :

MelanotanaAcetate
CAS NO 121062-08-6
purity : 98% min
1 Appearence White powder White powder
2 Solubility Soluble in water or 10% acetic acid at a concentration of e1mg/ ml to give a clear, colorless solution Conforms
3 Specific Optical Rotation -50.0^ -60.0( c= 0.5, 10% HAc) -53.2°
4 Amino Acid Composition ± 10% of theoretical Conforms
5 Peptide Purity( By HPLC) e97.0% by area integration 99.41%
6 Related Substance( By HPLC) Total Impurities( % ) d3.0% Largest Single Impurity( % ) d1.0% 0.59% 0.16%
7 Acetate Content ( By HPLC) d15.0% 6.4%
8 Water Content( Karl Fischer) d8.0% 5.2%
9 Bacterial Endotoxins d5IU/ mg Conforms
10 Assay( By Anhydrous, Acetic Acid-free) 95.0^ 105.0% 99.2%