54012-45-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54012-45-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,0,1 and 2 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 54012-45:
(7*5)+(6*4)+(5*0)+(4*1)+(3*2)+(2*4)+(1*5)=82
82 % 10 = 2
So 54012-45-2 is a valid CAS Registry Number.