439692-62-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 439692-62-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,6,9 and 2 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 439692-62:
(8*4)+(7*3)+(6*9)+(5*6)+(4*9)+(3*2)+(2*6)+(1*2)=193
193 % 10 = 3
So 439692-62-3 is a valid CAS Registry Number.