57728-92-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57728-92-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,7,2 and 8 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 57728-92:
(7*5)+(6*7)+(5*7)+(4*2)+(3*8)+(2*9)+(1*2)=164
164 % 10 = 4
So 57728-92-4 is a valid CAS Registry Number.
57728-92-4Relevant academic research and scientific papers
Perfluoroalkanesulfonate ester herbicides
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, (2008/06/13)
Perfluoroalkanesulfonate esters of methyl- thio-, methylsulfinyl- or methylsulfonyl-substituted phenols. The compounds are herbicides.