244250-43-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 244250-43-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,4,2,5 and 0 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 244250-43:
(8*2)+(7*4)+(6*4)+(5*2)+(4*5)+(3*0)+(2*4)+(1*3)=109
109 % 10 = 9
So 244250-43-9 is a valid CAS Registry Number.