439587-65-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 439587-65-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,5,8 and 7 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 439587-65:
(8*4)+(7*3)+(6*9)+(5*5)+(4*8)+(3*7)+(2*6)+(1*5)=202
202 % 10 = 2
So 439587-65-2 is a valid CAS Registry Number.