444809-79-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 444809-79-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,4,8,0 and 9 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 444809-79:
(8*4)+(7*4)+(6*4)+(5*8)+(4*0)+(3*9)+(2*7)+(1*9)=174
174 % 10 = 4
So 444809-79-4 is a valid CAS Registry Number.