406913-87-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 406913-87-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,6,9,1 and 3 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 406913-87:
(8*4)+(7*0)+(6*6)+(5*9)+(4*1)+(3*3)+(2*8)+(1*7)=149
149 % 10 = 9
So 406913-87-9 is a valid CAS Registry Number.