53443-04-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53443-04-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,4,4 and 3 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 53443-04:
(7*5)+(6*3)+(5*4)+(4*4)+(3*3)+(2*0)+(1*4)=102
102 % 10 = 2
So 53443-04-2 is a valid CAS Registry Number.