80568-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80568-53-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,5,6 and 8 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 80568-53:
(7*8)+(6*0)+(5*5)+(4*6)+(3*8)+(2*5)+(1*3)=142
142 % 10 = 2
So 80568-53-2 is a valid CAS Registry Number.