289059-01-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 289059-01-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,9,0,5 and 9 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 289059-01:
(8*2)+(7*8)+(6*9)+(5*0)+(4*5)+(3*9)+(2*0)+(1*1)=174
174 % 10 = 4
So 289059-01-4 is a valid CAS Registry Number.