68498-19-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68498-19-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,4,9 and 8 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 68498-19:
(7*6)+(6*8)+(5*4)+(4*9)+(3*8)+(2*1)+(1*9)=181
181 % 10 = 1
So 68498-19-1 is a valid CAS Registry Number.