473791-40-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 473791-40-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,3,7,9 and 1 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 473791-40:
(8*4)+(7*7)+(6*3)+(5*7)+(4*9)+(3*1)+(2*4)+(1*0)=181
181 % 10 = 1
So 473791-40-1 is a valid CAS Registry Number.