98268-20-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98268-20-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,2,6 and 8 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 98268-20:
(7*9)+(6*8)+(5*2)+(4*6)+(3*8)+(2*2)+(1*0)=173
173 % 10 = 3
So 98268-20-3 is a valid CAS Registry Number.