44519-11-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 44519-11-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,4,5,1 and 9 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 44519-11:
(7*4)+(6*4)+(5*5)+(4*1)+(3*9)+(2*1)+(1*1)=111
111 % 10 = 1
So 44519-11-1 is a valid CAS Registry Number.