104743-80-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104743-80-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,7,4 and 3 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 104743-80:
(8*1)+(7*0)+(6*4)+(5*7)+(4*4)+(3*3)+(2*8)+(1*0)=108
108 % 10 = 8
So 104743-80-8 is a valid CAS Registry Number.