439095-56-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 439095-56-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,0,9 and 5 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 439095-56:
(8*4)+(7*3)+(6*9)+(5*0)+(4*9)+(3*5)+(2*5)+(1*6)=174
174 % 10 = 4
So 439095-56-4 is a valid CAS Registry Number.