89285-80-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89285-80-3 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, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 89285-80:
(7*8)+(6*9)+(5*2)+(4*8)+(3*5)+(2*8)+(1*0)=183
183 % 10 = 3
So 89285-80-3 is a valid CAS Registry Number.