404958-71-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 404958-71-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,4,9,5 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 404958-71:
(8*4)+(7*0)+(6*4)+(5*9)+(4*5)+(3*8)+(2*7)+(1*1)=160
160 % 10 = 0
So 404958-71-0 is a valid CAS Registry Number.