698964-88-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 698964-88-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,8,9,6 and 4 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 698964-88:
(8*6)+(7*9)+(6*8)+(5*9)+(4*6)+(3*4)+(2*8)+(1*8)=264
264 % 10 = 4
So 698964-88-4 is a valid CAS Registry Number.