Remembering that a protonated aldehyde or ketone is a type of carbocation, and that carbocations are electrophiles, propose a curved-arrow mechanism for the electrophilic aromatic substitution reaction shown in Fig. P19.56 on p. 944. (See Sec. 16.4E.)

Fig. P19.56

Transcribed Image Text:

CCI CH CH,O chloral chlorobenzene DDT (an insecticide)