4124-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4124-53-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,1,2 and 4 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 4124-53:
(6*4)+(5*1)+(4*2)+(3*4)+(2*5)+(1*3)=62
62 % 10 = 2
So 4124-53-2 is a valid CAS Registry Number.