409323-88-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 409323-88-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,9,3,2 and 3 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 409323-88:
(8*4)+(7*0)+(6*9)+(5*3)+(4*2)+(3*3)+(2*8)+(1*8)=142
142 % 10 = 2
So 409323-88-2 is a valid CAS Registry Number.