53289-85-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53289-85-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,2,8 and 9 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 53289-85:
(7*5)+(6*3)+(5*2)+(4*8)+(3*9)+(2*8)+(1*5)=143
143 % 10 = 3
So 53289-85-3 is a valid CAS Registry Number.