439084-93-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 439084-93-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,0,8 and 4 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 439084-93:
(8*4)+(7*3)+(6*9)+(5*0)+(4*8)+(3*4)+(2*9)+(1*3)=172
172 % 10 = 2
So 439084-93-2 is a valid CAS Registry Number.