874496-87-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 874496-87-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,4,4,9 and 6 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 874496-87:
(8*8)+(7*7)+(6*4)+(5*4)+(4*9)+(3*6)+(2*8)+(1*7)=234
234 % 10 = 4
So 874496-87-4 is a valid CAS Registry Number.