57357-25-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57357-25-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,3,5 and 7 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 57357-25:
(7*5)+(6*7)+(5*3)+(4*5)+(3*7)+(2*2)+(1*5)=142
142 % 10 = 2
So 57357-25-2 is a valid CAS Registry Number.