441716-30-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 441716-30-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,1,7,1 and 6 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 441716-30:
(8*4)+(7*4)+(6*1)+(5*7)+(4*1)+(3*6)+(2*3)+(1*0)=129
129 % 10 = 9
So 441716-30-9 is a valid CAS Registry Number.