Description: Peptide to Alpha-Conotoxin SIA Form: Lyophilized powder CAS Number : 135190-31-7Molecular Formula : C60H82N18O17S4Molecular Weight : 1455.7Purity : > 95%Chemical Structure : Tyr-Cys-Cys-His-Pro-Ala-Cys-Gly-Lys-Asn-Phe-Asp-Cys-NH2 (Disulfide bridge Cys2-Cys7,Cys3-Cys13)Storage/Stability : Shipped at 4°C. Store at -20°C for one year.