118521-08-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 118521-08-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,5,2 and 1 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 118521-08:
(8*1)+(7*1)+(6*8)+(5*5)+(4*2)+(3*1)+(2*0)+(1*8)=107
107 % 10 = 7
So 118521-08-7 is a valid CAS Registry Number.