4533-97-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4533-97-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,5,3 and 3 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 4533-97:
(6*4)+(5*5)+(4*3)+(3*3)+(2*9)+(1*7)=95
95 % 10 = 5
So 4533-97-5 is a valid CAS Registry Number.