98589-33-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98589-33-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,5,8 and 9 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 98589-33:
(7*9)+(6*8)+(5*5)+(4*8)+(3*9)+(2*3)+(1*3)=204
204 % 10 = 4
So 98589-33-4 is a valid CAS Registry Number.