5317-79-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5317-79-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,3,1 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 5317-79:
(6*5)+(5*3)+(4*1)+(3*7)+(2*7)+(1*9)=93
93 % 10 = 3
So 5317-79-3 is a valid CAS Registry Number.