181871-17-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 181871-17-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,8,7 and 1 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 181871-17:
(8*1)+(7*8)+(6*1)+(5*8)+(4*7)+(3*1)+(2*1)+(1*7)=150
150 % 10 = 0
So 181871-17-0 is a valid CAS Registry Number.