Product Info. |
|
Thymopentin |
CAS No. |
69558-55-0 |
Molecular Formula |
C30H49N9O9 |
Molecular Weight |
679.8 |
Storage |
2
~8℃ |
Batch No. |
20080326 |
Manufacturing Date |
2008-03-23 |
Retest Date |
2010-03-22 |
Sequence |
Arg-Lys-Asp-Val-Tyr-OH |
TEST |
ITEMS |
SPECIFICATION |
RESULT |
1 |
Appearence |
White powder,soluble in water |
Comforms |
2 |
Specific Optical Rotation |
-14.0°—-22.0° |
-18.2° |
3 |
Water Content(Karl Fischer) |
≤8.0% |
2.53% |
4 |
Identity by MS |
679.8±1 |
680.0 |
5 |
pH |
7.0~9.0 |
7.3 |
6 |
Amino Acid Composition |
Arg:1.0±10%
Lys: 1.0±10%
Asp: 1.0±10%
Val: 1.0±10%
Tyr: 1.0±10% |
1.02
1.05
0.96
1.01
1.00
|
7 |
Peptide Purity(By HPLC) |
≥98.0% by area integration |
99.3%
|
8 |
Related Substance(By HPLC) |
Total Impurities(%)≤2.0%
Largest Single Impurity(%)≤1.0% |
0.7%
0.4%
|
9 |
Bacterial Endotoxins |
≤5EU/mg |
Conforms
|