Chelating phosphines by nucleophilic substitution of fluorine in 3,4,5-TRIFLUOROBENZONITRILE (cas 134227-45-5) and tetrafluorophthalonitrile
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Add time:07/24/2019 Source:sciencedirect.com
Directed nucleophilic substitution of two fluorine atoms in title compounds 1, 2 by diphenylphosphine groups was used to prepare new chelating electron-deficient diphosphine ligands 3 and 4 ; the structure of 4 was confirmed by XRD analysis
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