439090-11-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 439090-11-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,0,9 and 0 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 439090-11:
(8*4)+(7*3)+(6*9)+(5*0)+(4*9)+(3*0)+(2*1)+(1*1)=146
146 % 10 = 6
So 439090-11-6 is a valid CAS Registry Number.