116178-66-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116178-66-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,1,7 and 8 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 116178-66:
(8*1)+(7*1)+(6*6)+(5*1)+(4*7)+(3*8)+(2*6)+(1*6)=126
126 % 10 = 6
So 116178-66-6 is a valid CAS Registry Number.