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| Keywords: Wittig-oxaphosphetane-nucleus-from-xtal-2005-3D-balls.png Ball-and-stick model of the cyclo-C<sub>2</sub>OP nucleus an oxaphosphetane molecule C<sub>30</sub>H<sub>26</sub>NO<sub>5</sub>P Chemical name from SciFinder 5-oxa-4-phosphaspiro<nowiki>2 3</nowiki>hexane-6-carboxylic acid 4 4-dihydro-6- 4-nitrophenyl -4 4 4-triphenyl- methyl ester stereoisomer 9CI X-ray crystallographic data from http //dx doi org/10 1016/j tetlet 2005 10 086 M Hamaguchi Y Iyamaa E Mochizukia T Oshimaa First isolation and characterization of 1 2-oxaphosphetanes with three phenyl groups at the phosphorus atom in typical Wittig reaction using cyclopropylidenetriphenylphosphorane Tetrahedron Lett 2005 46 8949-8952 Model constructed in http //www crystalmaker com/ CrystalMaker 8 1 Image generated in http //accelrys com/products/discovery-studio/visualization/discovery-studio-visualizer html Accelrys DS Visualizer Own 2009-02-27 Ben Mills Benjah-bmm27 Images by Ben Mills Wittig reaction | ||||
