54031-08-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54031-08-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,0,3 and 1 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 54031-08:
(7*5)+(6*4)+(5*0)+(4*3)+(3*1)+(2*0)+(1*8)=82
82 % 10 = 2
So 54031-08-2 is a valid CAS Registry Number.