172427-13-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 172427-13-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,2,4,2 and 7 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 172427-13:
(8*1)+(7*7)+(6*2)+(5*4)+(4*2)+(3*7)+(2*1)+(1*3)=123
123 % 10 = 3
So 172427-13-3 is a valid CAS Registry Number.