259223-79-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 259223-79-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,9,2,2 and 3 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 259223-79:
(8*2)+(7*5)+(6*9)+(5*2)+(4*2)+(3*3)+(2*7)+(1*9)=155
155 % 10 = 5
So 259223-79-5 is a valid CAS Registry Number.