409346-68-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 409346-68-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,9,3,4 and 6 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 409346-68:
(8*4)+(7*0)+(6*9)+(5*3)+(4*4)+(3*6)+(2*6)+(1*8)=155
155 % 10 = 5
So 409346-68-5 is a valid CAS Registry Number.