Product Info. |
|
PT-141 Acetate |
CAS No. |
32780-32-8 |
Molecular Formula |
C50H68N14O10 |
Molecular Weight |
1025.2 |
Storage |
2~8℃ |
Batch No. |
20080127 |
Manufacturing Date |
2008-01-25 |
Retest Date |
2010-01-24 |
Sequence |
CH3CO-Nle-[Asp-His-(d)-Phe-Arg-Trp-Lys]-COOH |
TEST |
ITEMS |
SPECIFICATION |
RESULT |
1 |
Assay(By HPLC) |
95% ~105% |
98.9% |
2 |
Appearance |
White powder
|
White powder |
3 |
Solubility |
Soluble in water or 10% acetic acid to give a clear, colorless solution
|
Conforms |
4 |
Amino Acid Composition |
±10% of theoretical |
Conforms
|
5 |
Related Substance(By HPLC) |
Total Impurities(%) 3.0%
Largest Single Impurity(%) 1.0% |
1.1%
0.3%
|
6 |
Acetate Content(By HPLC) |
15.0% |
8.0%
|
7 |
Water Content(Karl Fischer) |
<8.0% |
3.5%
|
8 |
Peptide content(N determination) |
≥80.0% |
87.8% |
9 |
Bacterial Endotoxins |
< 5 EU/mg |
Conforms |
10 |
Peptide Putity(By HPLC) |
≥97% by area integration |
98.9% |