175228-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 175228-53-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,5,2,2 and 8 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 175228-53:
(8*1)+(7*7)+(6*5)+(5*2)+(4*2)+(3*8)+(2*5)+(1*3)=142
142 % 10 = 2
So 175228-53-2 is a valid CAS Registry Number.