489407-76-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 489407-76-3 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 7 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 489407-76:
(8*4)+(7*8)+(6*9)+(5*4)+(4*0)+(3*7)+(2*7)+(1*6)=203
203 % 10 = 3
So 489407-76-3 is a valid CAS Registry Number.