409324-16-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 409324-16-9 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 4 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 409324-16:
(8*4)+(7*0)+(6*9)+(5*3)+(4*2)+(3*4)+(2*1)+(1*6)=129
129 % 10 = 9
So 409324-16-9 is a valid CAS Registry Number.