439579-16-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 439579-16-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,5,7 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 439579-16:
(8*4)+(7*3)+(6*9)+(5*5)+(4*7)+(3*9)+(2*1)+(1*6)=195
195 % 10 = 5
So 439579-16-5 is a valid CAS Registry Number.