Product Info.
 
Tetracosactide Acetate (ACTH1-24)
CAS No. 16960-16-0
Molecular Formula C136H210N40O31S
Molecular Weight 2933.5
Storage 28
Batch No. 20071215
Manufacturing Date 2007-12-16
Retest Date 2009-12-16
Sequence
TEST ITEMS SPECIFICATION RESULT
1 Appearance White to off-White powder Conforms
2 Solubility Soluble in water or acetic acid to give a clear, colorless solution Conforms
3 Identity by HPLC The retention is the same with the reference substance. Conforms
4 Specific Optical Rotation -99.0-109.0(c=1,1%HAc) -102.6
5 Amino Acid Composition 10% of theoretical Conforms
6 Water Content (Karl Fischer) 8.0% 3.8%
7 Acetate Content (By HPLC) 13.0% 11.5%
8 Related Substance (By HPLC) Total Impurities (%)2.0% Largest Single Impurity (%) 1.0% 1.3% 0.8%
9 Assay(ByAnhydrous,AceticAcid-Free) 97.0103.0% 98.2%
10 Bacterial Endotoxins 50 IU/mg Conforms