98924-74-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98924-74-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,9,2 and 4 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 98924-74:
(7*9)+(6*8)+(5*9)+(4*2)+(3*4)+(2*7)+(1*4)=194
194 % 10 = 4
So 98924-74-4 is a valid CAS Registry Number.