473664-54-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 473664-54-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,3,6,6 and 4 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 473664-54:
(8*4)+(7*7)+(6*3)+(5*6)+(4*6)+(3*4)+(2*5)+(1*4)=179
179 % 10 = 9
So 473664-54-9 is a valid CAS Registry Number.