698975-66-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 698975-66-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,8,9,7 and 5 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 698975-66:
(8*6)+(7*9)+(6*8)+(5*9)+(4*7)+(3*5)+(2*6)+(1*6)=265
265 % 10 = 5
So 698975-66-5 is a valid CAS Registry Number.