162467-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 162467-81-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,2,4,6 and 7 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 162467-81:
(8*1)+(7*6)+(6*2)+(5*4)+(4*6)+(3*7)+(2*8)+(1*1)=144
144 % 10 = 4
So 162467-81-4 is a valid CAS Registry Number.