408517-67-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 408517-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,8,5,1 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 408517-67:
(8*4)+(7*0)+(6*8)+(5*5)+(4*1)+(3*7)+(2*6)+(1*7)=149
149 % 10 = 9
So 408517-67-9 is a valid CAS Registry Number.