173954-03-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 173954-03-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,3,9,5 and 4 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 173954-03:
(8*1)+(7*7)+(6*3)+(5*9)+(4*5)+(3*4)+(2*0)+(1*3)=155
155 % 10 = 5
So 173954-03-5 is a valid CAS Registry Number.