41104-21-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41104-21-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,1,0 and 4 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 41104-21:
(7*4)+(6*1)+(5*1)+(4*0)+(3*4)+(2*2)+(1*1)=56
56 % 10 = 6
So 41104-21-6 is a valid CAS Registry Number.