Pyrifluquinazon Incecticide Supplied by Greyhound Chromatography

Pyrifluquinazon is a very new insecticide based on a new mode of biological activity. Developed by Nichino/Nihon Nohyaku Co. Ltd in Japan, it is not yet listed in The Pesticide Manual or Crop Protection Handbook. Registration in Japan was approved in October 2010 and a 20% formulation has been developed for Japan and China but it is not on the market yet. Registration in other countries has been started; approval of US registration by the EPA is not expected until late 2012. Pyrifluquinazon has been assigned CAS #337458-27-2. Its formula is 19H15F7N4O2with M.P. 138-139°C IUPAC name is: 1-acetyl-1,2,3,4-tetrahydro-3-[(3-pyridylmethyl)amino]-6-[1,2,2,2-tetrafluoro-1-(trifluoromethyl)ethyl]quinazolin-2-one CAS name is: 1-acetyl-3,4-dihydro-3-[(3-pyridinylmethyl)amino]-6-[1,2,2,2-tetrafluoro-1-(trifluoromethyl)ethyl]-2(1H)-quinazolinone High purity Pyrifluquinazon reference standards are now available exclusively from Chem Service in a 100mg size, P/N PS-2344. Chem Service products are distributed by Greyhound Chromatography and Allied Chemicals contact sales@greyhoundchrom.com

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