54809-00-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54809-00-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,8,0 and 9 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 54809-00:
(7*5)+(6*4)+(5*8)+(4*0)+(3*9)+(2*0)+(1*0)=126
126 % 10 = 6
So 54809-00-6 is a valid CAS Registry Number.