620116-45-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 620116-45-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,0,1,1 and 6 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 620116-45:
(8*6)+(7*2)+(6*0)+(5*1)+(4*1)+(3*6)+(2*4)+(1*5)=102
102 % 10 = 2
So 620116-45-2 is a valid CAS Registry Number.