444289-17-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 444289-17-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,4,2,8 and 9 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 444289-17:
(8*4)+(7*4)+(6*4)+(5*2)+(4*8)+(3*9)+(2*1)+(1*7)=162
162 % 10 = 2
So 444289-17-2 is a valid CAS Registry Number.