118306-24-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 118306-24-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,3,0 and 6 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 118306-24:
(8*1)+(7*1)+(6*8)+(5*3)+(4*0)+(3*6)+(2*2)+(1*4)=104
104 % 10 = 4
So 118306-24-4 is a valid CAS Registry Number.