Product Info.
 
Lysipressin Acetate
CAS No. 50-57-7
Molecular Formula C46H65N13O12 S2
Molecular Weight 1056.22
Storage 2¡«8¡æ
Batch No. 20071114
Manufacturing Date 2007-11-13
Retest Date 2009-11-12
Sequence [Cys-Tyr-Phe-Gln-Asn-Cys]-Pro-Lys-Gly-NH2
TEST ITEMS SPECIFICATION RESULT
1 Appearance White slightly yellowish powder White powder
2 Identity 1056.22¡À1.0 1056.5
3 Solubility Soluble in water or 1% acetic acid at a concentration of 1mg/ml to give a clear,colorless solution conforms
4 Amino Acid Composition ¡À 10% conforms
5 Peptide Purity (By HPLC) ¡Ý98% by area integration 98.7%
6 Related Substance(By HPLC) Total Impurities (%)¡Ü2.0% Largest Single Impurity (%)¡Ü 1.0% 1.3% 0.7%
7 Acetate Content ¡Ü15% 10.7%
8 Water Content (Karl Fischer) ¡Ü6.0% 4.4%
9 Peptide Content (Ndetermination) ¡Ý80% 84.6%
10 Bacterial Endotoxins ¡Ü 500 EU/mg Conforms