84520-45-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84520-45-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,5,2 and 0 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 84520-45:
(7*8)+(6*4)+(5*5)+(4*2)+(3*0)+(2*4)+(1*5)=126
126 % 10 = 6
So 84520-45-6 is a valid CAS Registry Number.