Name		Atosiban Acetate
Synonyms		1-(3-Mercaptopropanoic acid)-2-(O-ethyl-D-tyrosine)-4-L-threonine-8-L-ornithineoxytocin; 1-Deamino-2-D-Tyr-(O-ethyl)-4-Thr-8-ornoxytocin; (2S)-N-[(1S)-4-Amino-1-(carbamoylmethylcarbamoyl)butyl]-1-[(4S,7S,13S,16R)-13-[(2S)-butan-2-yl]-7-(carbamoylmethyl)-16-[(4-ethoxyphenyl)methyl]-10-(1-hydroxyethyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentazacycloicosane-4-carbonyl]pyrrolidine-2-carboxamide
Molecular Structure
Molecular Formula		C43H67N11O12S2
Molecular Weight		994.19
CAS Registry Number		90779-69-4

SPECIFICATIONS:

1 .Appearance :White powder 
2 .Specific Optical Rotation (c=1,1%HAc) :-45.0~-55.0° 
3 .Water Content(Karl Fischer) :≤5.0% 
4 .Acetate Content(by HPLC) :≤15.0% 
5 .Amino Acid Composition :±10% of theoretical 
6 .Purity(by HPLC) :≥98.0% 
7 .Single Impurity(by HPLC) :≤1.0% 
8 .Peptide Content(by %N) :≥80% 
9 .Assay(By Anhydrous, Acetic Acid-free ) :95.0~105.0% 
10 .Bacterial Endotoxins :≤5EU/mg 

Packing: plastic vial(dedicated for peptide packing) or glass vial, quantity according to customer's detail requirement.
Storage：a cool(2~8 ℃) & dry place protected from light, keep package close when not in use.