497880-77-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 497880-77-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,7,8,8 and 0 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 497880-77:
(8*4)+(7*9)+(6*7)+(5*8)+(4*8)+(3*0)+(2*7)+(1*7)=230
230 % 10 = 0
So 497880-77-0 is a valid CAS Registry Number.