124111-22-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124111-22-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,1,1 and 1 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 124111-22:
(8*1)+(7*2)+(6*4)+(5*1)+(4*1)+(3*1)+(2*2)+(1*2)=64
64 % 10 = 4
So 124111-22-4 is a valid CAS Registry Number.