1418944-40-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1418944-40-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,1,8,9,4 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1418944-40:
(9*1)+(8*4)+(7*1)+(6*8)+(5*9)+(4*4)+(3*4)+(2*4)+(1*0)=177
177 % 10 = 7
So 1418944-40-7 is a valid CAS Registry Number.