81658-87-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81658-87-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,6,5 and 8 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 81658-87:
(7*8)+(6*1)+(5*6)+(4*5)+(3*8)+(2*8)+(1*7)=159
159 % 10 = 9
So 81658-87-9 is a valid CAS Registry Number.
81658-87-9Relevant academic research and scientific papers
Insecticidal ethers
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, (2008/06/13)
This invention relates to novel fluorinated ethers, useful as insecticides and acaricides, to processes and intermediates for their preparation, to insecticidal and acaricidal compositions thereof and to methods of combating and controlling insect and acarine pests therewith.
