13111-47-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13111-47-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,1,1 and 1 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 13111-47:
(7*1)+(6*3)+(5*1)+(4*1)+(3*1)+(2*4)+(1*7)=52
52 % 10 = 2
So 13111-47-2 is a valid CAS Registry Number.