220659-14-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 220659-14-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,6,5 and 9 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 220659-14:
(8*2)+(7*2)+(6*0)+(5*6)+(4*5)+(3*9)+(2*1)+(1*4)=113
113 % 10 = 3
So 220659-14-3 is a valid CAS Registry Number.