24290-89-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 24290-89-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,2,9 and 0 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 24290-89:
(7*2)+(6*4)+(5*2)+(4*9)+(3*0)+(2*8)+(1*9)=109
109 % 10 = 9
So 24290-89-9 is a valid CAS Registry Number.