298702-22-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 298702-22-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,8,7,0 and 2 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 298702-22:
(8*2)+(7*9)+(6*8)+(5*7)+(4*0)+(3*2)+(2*2)+(1*2)=174
174 % 10 = 4
So 298702-22-4 is a valid CAS Registry Number.