298231-18-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 298231-18-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,8,2,3 and 1 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 298231-18:
(8*2)+(7*9)+(6*8)+(5*2)+(4*3)+(3*1)+(2*1)+(1*8)=162
162 % 10 = 2
So 298231-18-2 is a valid CAS Registry Number.