489406-87-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 489406-87-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,8,9,4,0 and 6 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 489406-87:
(8*4)+(7*8)+(6*9)+(5*4)+(4*0)+(3*6)+(2*8)+(1*7)=203
203 % 10 = 3
So 489406-87-3 is a valid CAS Registry Number.