518980-11-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 518980-11-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,1,8,9,8 and 0 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 518980-11:
(8*5)+(7*1)+(6*8)+(5*9)+(4*8)+(3*0)+(2*1)+(1*1)=175
175 % 10 = 5
So 518980-11-5 is a valid CAS Registry Number.