439112-90-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 439112-90-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,1,1 and 2 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 439112-90:
(8*4)+(7*3)+(6*9)+(5*1)+(4*1)+(3*2)+(2*9)+(1*0)=140
140 % 10 = 0
So 439112-90-0 is a valid CAS Registry Number.