24161-71-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 24161-71-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,1,6 and 1 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 24161-71:
(7*2)+(6*4)+(5*1)+(4*6)+(3*1)+(2*7)+(1*1)=85
85 % 10 = 5
So 24161-71-5 is a valid CAS Registry Number.