497091-46-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 497091-46-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,7,0,9 and 1 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 497091-46:
(8*4)+(7*9)+(6*7)+(5*0)+(4*9)+(3*1)+(2*4)+(1*6)=190
190 % 10 = 0
So 497091-46-0 is a valid CAS Registry Number.