41289-71-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41289-71-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,2,8 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 41289-71:
(7*4)+(6*1)+(5*2)+(4*8)+(3*9)+(2*7)+(1*1)=118
118 % 10 = 8
So 41289-71-8 is a valid CAS Registry Number.