50409-01-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50409-01-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,4,0 and 9 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 50409-01:
(7*5)+(6*0)+(5*4)+(4*0)+(3*9)+(2*0)+(1*1)=83
83 % 10 = 3
So 50409-01-3 is a valid CAS Registry Number.