57315-76-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57315-76-1 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, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 57315-76:
(7*5)+(6*7)+(5*3)+(4*1)+(3*5)+(2*7)+(1*6)=131
131 % 10 = 1
So 57315-76-1 is a valid CAS Registry Number.