14921-98-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 14921-98-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,9,2 and 1 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 14921-98:
(7*1)+(6*4)+(5*9)+(4*2)+(3*1)+(2*9)+(1*8)=113
113 % 10 = 3
So 14921-98-3 is a valid CAS Registry Number.