53201-03-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53201-03-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,2,0 and 1 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 53201-03:
(7*5)+(6*3)+(5*2)+(4*0)+(3*1)+(2*0)+(1*3)=69
69 % 10 = 9
So 53201-03-9 is a valid CAS Registry Number.