174309-26-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 174309-26-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,4,3,0 and 9 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 174309-26:
(8*1)+(7*7)+(6*4)+(5*3)+(4*0)+(3*9)+(2*2)+(1*6)=133
133 % 10 = 3
So 174309-26-3 is a valid CAS Registry Number.