259225-19-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 259225-19-9 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 5 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 259225-19:
(8*2)+(7*5)+(6*9)+(5*2)+(4*2)+(3*5)+(2*1)+(1*9)=149
149 % 10 = 9
So 259225-19-9 is a valid CAS Registry Number.