57315-19-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57315-19-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,3,1 and 5 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 57315-19:
(7*5)+(6*7)+(5*3)+(4*1)+(3*5)+(2*1)+(1*9)=122
122 % 10 = 2
So 57315-19-2 is a valid CAS Registry Number.