93524-65-3Relevant articles and documents
Fluorine Magnetic Resonance Studies. VII. Fluorine-Fluorine Coupling Over Five Bonds in 1-Fluoro-2-(2'-fluorophenyl)ethanes
Burgess, David A.,Finn, Michael F.,Jordan, David,Rae, Ian D.,Walters, Barry D.
, p. 1769 - 1773 (2007/10/02)
Spin-spin coupling between an aromatic fluorine and fluorines in an adjacent side chain (Ar-C-C-F), with J values in the range 2-5 Hz, is reported for four new compounds.The coupling probably arises from through-space interactions taking place when rotati