174591-74-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 174591-74-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,4,5,9 and 1 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 174591-74:
(8*1)+(7*7)+(6*4)+(5*5)+(4*9)+(3*1)+(2*7)+(1*4)=163
163 % 10 = 3
So 174591-74-3 is a valid CAS Registry Number.