546-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 546-53-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,4 and 6 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 546-53:
(5*5)+(4*4)+(3*6)+(2*5)+(1*3)=72
72 % 10 = 2
So 546-53-2 is a valid CAS Registry Number.