477933-28-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 477933-28-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,7,9,3 and 3 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 477933-28:
(8*4)+(7*7)+(6*7)+(5*9)+(4*3)+(3*3)+(2*2)+(1*8)=201
201 % 10 = 1
So 477933-28-1 is a valid CAS Registry Number.