104754-80-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104754-80-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,7,5 and 4 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 104754-80:
(8*1)+(7*0)+(6*4)+(5*7)+(4*5)+(3*4)+(2*8)+(1*0)=115
115 % 10 = 5
So 104754-80-5 is a valid CAS Registry Number.