224577-48-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 224577-48-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,4,5,7 and 7 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 224577-48:
(8*2)+(7*2)+(6*4)+(5*5)+(4*7)+(3*7)+(2*4)+(1*8)=144
144 % 10 = 4
So 224577-48-4 is a valid CAS Registry Number.