171253-41-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 171253-41-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,1,2,5 and 3 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 171253-41:
(8*1)+(7*7)+(6*1)+(5*2)+(4*5)+(3*3)+(2*4)+(1*1)=111
111 % 10 = 1
So 171253-41-1 is a valid CAS Registry Number.