453548-89-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 453548-89-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,3,5,4 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 453548-89:
(8*4)+(7*5)+(6*3)+(5*5)+(4*4)+(3*8)+(2*8)+(1*9)=175
175 % 10 = 5
So 453548-89-5 is a valid CAS Registry Number.