13314-53-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13314-53-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,3,1 and 4 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 13314-53:
(7*1)+(6*3)+(5*3)+(4*1)+(3*4)+(2*5)+(1*3)=69
69 % 10 = 9
So 13314-53-9 is a valid CAS Registry Number.