113668-45-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 113668-45-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,3,6,6 and 8 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 113668-45:
(8*1)+(7*1)+(6*3)+(5*6)+(4*6)+(3*8)+(2*4)+(1*5)=124
124 % 10 = 4
So 113668-45-4 is a valid CAS Registry Number.