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