497228-78-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 497228-78-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,7,2,2 and 8 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 497228-78:
(8*4)+(7*9)+(6*7)+(5*2)+(4*2)+(3*8)+(2*7)+(1*8)=201
201 % 10 = 1
So 497228-78-1 is a valid CAS Registry Number.