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
|