404597-39-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 404597-39-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,4,5,9 and 7 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 404597-39:
(8*4)+(7*0)+(6*4)+(5*5)+(4*9)+(3*7)+(2*3)+(1*9)=153
153 % 10 = 3
So 404597-39-3 is a valid CAS Registry Number.