54586-89-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54586-89-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,5,8 and 6 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 54586-89:
(7*5)+(6*4)+(5*5)+(4*8)+(3*6)+(2*8)+(1*9)=159
159 % 10 = 9
So 54586-89-9 is a valid CAS Registry Number.