30498-66-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30498-66-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,4,9 and 8 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 30498-66:
(7*3)+(6*0)+(5*4)+(4*9)+(3*8)+(2*6)+(1*6)=119
119 % 10 = 9
So 30498-66-9 is a valid CAS Registry Number.