24171-73-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 24171-73-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,1,7 and 1 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 24171-73:
(7*2)+(6*4)+(5*1)+(4*7)+(3*1)+(2*7)+(1*3)=91
91 % 10 = 1
So 24171-73-1 is a valid CAS Registry Number.