... Chem. Sac., 68, 1386 (1946). t tr .4rOH ArCHO -+- ArCH2OH ArCOlIe + ArLi -+- ArI 11; I t J. ... Thi. is possible in the traiisitioii btate for the formation of 4-chloro-2-fluoro- nitrobenzene sirice the chlorine atom has moved out of the ~)lanc> of the ring. Ho~vever, rieither 2-chloro-l- ...