50613-89-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50613-89-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,6,1 and 3 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 50613-89:
(7*5)+(6*0)+(5*6)+(4*1)+(3*3)+(2*8)+(1*9)=103
103 % 10 = 3
So 50613-89-3 is a valid CAS Registry Number.