Product Info.
 
Alarelin Acetate
CAS No. 79561-22- 1
Molecular Formula C56H78N16O12
Molecular Weight 1167.3
Storage 2~8℃
Batch No. 20070822
Manufacturing Date 2007-08-22
Retest Date 2009-04-08
Sequence pGlu- His-Trp-Ser-Tyr- D-Ala-Leu-Arg-Pro-NHEt
TEST ITEMS SPECIFICATION RESULT
1 Appearance White slightly yellowish powder White powder
2 Identity 1167.3±1.0 1167.6
3 Specific Optical Rotation -37.0~-47.0°(C=1,1%HAc) -41.2°
4 Amino Acid Composition ± 10% conforms
5 Peptide Purity (By HPLC) ≥98% by area integration 98.4%
6 Related Substance (By HPLC) Total Impurities (%)≤2.0% Largest Single Impurity (%)≤ 1.0% 1.6% 0.5%
7 Acetate Content ≤12% 8.8%
8 Water Content (Karl Fischer) ≤6.0% 4.2%
9 Peptide Content (N determination) ≥80% 86.5%
10 Bacterial Endotoxins ≤ 15 EU/mg Conforms