1499193-65-5 Usage
Uses
Ledipasvir Impurity C is an impurity of Ledipasvir, which is most commonly used in combination with sofosbuvir for treatment in chronic hepatitis C genotype 1 patients. It inhibits an important viral phosphoprotein, NS5A, which is involved in viral replication, assembly, and secretion.
Check Digit Verification of cas no
The CAS Registry Mumber 1499193-65-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,9,9,1,9 and 3 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1499193-65:
(9*1)+(8*4)+(7*9)+(6*9)+(5*1)+(4*9)+(3*3)+(2*6)+(1*5)=225
225 % 10 = 5
So 1499193-65-5 is a valid CAS Registry Number.