53539-16-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53539-16-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,5,3 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 53539-16:
(7*5)+(6*3)+(5*5)+(4*3)+(3*9)+(2*1)+(1*6)=125
125 % 10 = 5
So 53539-16-5 is a valid CAS Registry Number.