116684-43-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116684-43-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,6,8 and 4 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 116684-43:
(8*1)+(7*1)+(6*6)+(5*6)+(4*8)+(3*4)+(2*4)+(1*3)=136
136 % 10 = 6
So 116684-43-6 is a valid CAS Registry Number.