443289-09-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 443289-09-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,3,2,8 and 9 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 443289-09:
(8*4)+(7*4)+(6*3)+(5*2)+(4*8)+(3*9)+(2*0)+(1*9)=156
156 % 10 = 6
So 443289-09-6 is a valid CAS Registry Number.