439290-03-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 439290-03-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,2,9 and 0 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 439290-03:
(8*4)+(7*3)+(6*9)+(5*2)+(4*9)+(3*0)+(2*0)+(1*3)=156
156 % 10 = 6
So 439290-03-6 is a valid CAS Registry Number.