181862-87-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 181862-87-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,8,6 and 2 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 181862-87:
(8*1)+(7*8)+(6*1)+(5*8)+(4*6)+(3*2)+(2*8)+(1*7)=163
163 % 10 = 3
So 181862-87-3 is a valid CAS Registry Number.