116611-97-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116611-97-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,6,1 and 1 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 116611-97:
(8*1)+(7*1)+(6*6)+(5*6)+(4*1)+(3*1)+(2*9)+(1*7)=113
113 % 10 = 3
So 116611-97-3 is a valid CAS Registry Number.