298684-34-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 298684-34-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,8,6,8 and 4 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 298684-34:
(8*2)+(7*9)+(6*8)+(5*6)+(4*8)+(3*4)+(2*3)+(1*4)=211
211 % 10 = 1
So 298684-34-1 is a valid CAS Registry Number.