220064-79-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 220064-79-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,0,6 and 4 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 220064-79:
(8*2)+(7*2)+(6*0)+(5*0)+(4*6)+(3*4)+(2*7)+(1*9)=89
89 % 10 = 9
So 220064-79-9 is a valid CAS Registry Number.