111497-09-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111497-09-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,4,9 and 7 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 111497-09:
(8*1)+(7*1)+(6*1)+(5*4)+(4*9)+(3*7)+(2*0)+(1*9)=107
107 % 10 = 7
So 111497-09-7 is a valid CAS Registry Number.