111975-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111975-53-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,9,7 and 5 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 111975-53:
(8*1)+(7*1)+(6*1)+(5*9)+(4*7)+(3*5)+(2*5)+(1*3)=122
122 % 10 = 2
So 111975-53-2 is a valid CAS Registry Number.