71118-15-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71118-15-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,1,1 and 8 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 71118-15:
(7*7)+(6*1)+(5*1)+(4*1)+(3*8)+(2*1)+(1*5)=95
95 % 10 = 5
So 71118-15-5 is a valid CAS Registry Number.