98949-99-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98949-99-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,9,4 and 9 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 98949-99:
(7*9)+(6*8)+(5*9)+(4*4)+(3*9)+(2*9)+(1*9)=226
226 % 10 = 6
So 98949-99-6 is a valid CAS Registry Number.