104666-17-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104666-17-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,6,6 and 6 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 104666-17:
(8*1)+(7*0)+(6*4)+(5*6)+(4*6)+(3*6)+(2*1)+(1*7)=113
113 % 10 = 3
So 104666-17-3 is a valid CAS Registry Number.