112321-19-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 112321-19-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,3,2 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 112321-19:
(8*1)+(7*1)+(6*2)+(5*3)+(4*2)+(3*1)+(2*1)+(1*9)=64
64 % 10 = 4
So 112321-19-4 is a valid CAS Registry Number.