425616-62-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 425616-62-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,5,6,1 and 6 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 425616-62:
(8*4)+(7*2)+(6*5)+(5*6)+(4*1)+(3*6)+(2*6)+(1*2)=142
142 % 10 = 2
So 425616-62-2 is a valid CAS Registry Number.