698377-51-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 698377-51-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,8,3,7 and 7 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 698377-51:
(8*6)+(7*9)+(6*8)+(5*3)+(4*7)+(3*7)+(2*5)+(1*1)=234
234 % 10 = 4
So 698377-51-4 is a valid CAS Registry Number.