477808-22-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 477808-22-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,7,8,0 and 8 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 477808-22:
(8*4)+(7*7)+(6*7)+(5*8)+(4*0)+(3*8)+(2*2)+(1*2)=193
193 % 10 = 3
So 477808-22-3 is a valid CAS Registry Number.