41912-36-1Relevant articles and documents
STRUCTURAL EFFECTS IN SOLVOLYTIC REACTIONS. 45. CARBON-13 NMR STUDIES OF CARBOCATIONS. 9. VARIATION OF CATIONIC CARBON CHEMICAL SHIFTS WITH INCREASING ELECTRON DEMAND IN 1,1-DIARYL-1-ETHYL CARBOCATIONS. IMPORTANCE OF THE INDUCTIVE LOCALIZED pi -POLARIZATI
Brown,Periasamy,Thirumalai,Kelly,Ciansiracusa
, p. 6300 - 6305 (2007/12/18)
Carbocations were prepared in either SbF//5/FSO//3H/SO//2ClF or FSO//3H/SO//2ClF solutions at minus 78 degree C and their **1**3C NMR spectra recorded at minus 70 degree C. The plots of the substituent chemical shifts DELTA delta C** plus against sigma **