17419-97-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17419-97-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,4,1 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 17419-97:
(7*1)+(6*7)+(5*4)+(4*1)+(3*9)+(2*9)+(1*7)=125
125 % 10 = 5
So 17419-97-5 is a valid CAS Registry Number.