89285-05-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89285-05-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,2,8 and 5 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 89285-05:
(7*8)+(6*9)+(5*2)+(4*8)+(3*5)+(2*0)+(1*5)=172
172 % 10 = 2
So 89285-05-2 is a valid CAS Registry Number.