516453-56-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 516453-56-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,1,6,4,5 and 3 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 516453-56:
(8*5)+(7*1)+(6*6)+(5*4)+(4*5)+(3*3)+(2*5)+(1*6)=148
148 % 10 = 8
So 516453-56-8 is a valid CAS Registry Number.