515826-64-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 515826-64-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,1,5,8,2 and 6 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 515826-64:
(8*5)+(7*1)+(6*5)+(5*8)+(4*2)+(3*6)+(2*6)+(1*4)=159
159 % 10 = 9
So 515826-64-9 is a valid CAS Registry Number.