222017-58-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 222017-58-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,2,0,1 and 7 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 222017-58:
(8*2)+(7*2)+(6*2)+(5*0)+(4*1)+(3*7)+(2*5)+(1*8)=85
85 % 10 = 5
So 222017-58-5 is a valid CAS Registry Number.