497106-69-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 497106-69-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,7,1,0 and 6 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 497106-69:
(8*4)+(7*9)+(6*7)+(5*1)+(4*0)+(3*6)+(2*6)+(1*9)=181
181 % 10 = 1
So 497106-69-1 is a valid CAS Registry Number.