453565-71-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 453565-71-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,3,5,6 and 5 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 453565-71:
(8*4)+(7*5)+(6*3)+(5*5)+(4*6)+(3*5)+(2*7)+(1*1)=164
164 % 10 = 4
So 453565-71-4 is a valid CAS Registry Number.