40509-09-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40509-09-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,5,0 and 9 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 40509-09:
(7*4)+(6*0)+(5*5)+(4*0)+(3*9)+(2*0)+(1*9)=89
89 % 10 = 9
So 40509-09-9 is a valid CAS Registry Number.
40509-09-9Relevant articles and documents
Method of preparing imidazolium surfactants
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Page/Page column 7, (2008/06/13)
The present invention provides a method for preparing an imidazolium surfactant using a mixing apparatus. The present invention also provides a nano-composite comprising a clay and the imidazolium surfactant, and a composition comprising a polymer and the
