53889-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53889-19-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,8,8 and 9 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 53889-19:
(7*5)+(6*3)+(5*8)+(4*8)+(3*9)+(2*1)+(1*9)=163
163 % 10 = 3
So 53889-19-3 is a valid CAS Registry Number.