492453-22-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 492453-22-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,2,4,5 and 3 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 492453-22:
(8*4)+(7*9)+(6*2)+(5*4)+(4*5)+(3*3)+(2*2)+(1*2)=162
162 % 10 = 2
So 492453-22-2 is a valid CAS Registry Number.