17245-74-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17245-74-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,2,4 and 5 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 17245-74:
(7*1)+(6*7)+(5*2)+(4*4)+(3*5)+(2*7)+(1*4)=108
108 % 10 = 8
So 17245-74-8 is a valid CAS Registry Number.