459791-99-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 459791-99-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,9,7,9 and 1 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 459791-99:
(8*4)+(7*5)+(6*9)+(5*7)+(4*9)+(3*1)+(2*9)+(1*9)=222
222 % 10 = 2
So 459791-99-2 is a valid CAS Registry Number.