54393-14-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54393-14-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,3,9 and 3 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 54393-14:
(7*5)+(6*4)+(5*3)+(4*9)+(3*3)+(2*1)+(1*4)=125
125 % 10 = 5
So 54393-14-5 is a valid CAS Registry Number.