439146-25-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 439146-25-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,1,4 and 6 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 439146-25:
(8*4)+(7*3)+(6*9)+(5*1)+(4*4)+(3*6)+(2*2)+(1*5)=155
155 % 10 = 5
So 439146-25-5 is a valid CAS Registry Number.