CHEM 140C Chapter 23: CHEM 40C Benzene Substituents
15 Jan 2018
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8 t. de#h g highly resonance stabilized rarbanion way to carboxylic acid mechanism unknown or metal catalysts & oxygen. Halogenation presence of ring with carbon makes rxn attached very easy. H3neatbyr2gnf@tch2br. y bn not ring bromination more stable faster form radicals stabilized benzylichalogenation. R - h radical forms free carbon resonance than stable: x. Ozlm ( cot atz alkyl can oxidized group k 0,4. Nazcrzo goes through benzylic alcohol then ketone then. # k 7 # ( 00 h human cells can oxidize alkyl benzenes harmful to dna ) to benzoic acids which can be ekveted by the body cannot be excreted can be excreted. " i"d # anything , benzylic position protection ( sn2 ) proceed via o n is specific be highly. , halogens ) de protection benzylic substituted be any behzylicc group alkyl reaction almost radicals. Makes phenols with intermediate avehediazonium salts nitrous acid. Cu ( i ) salts are used called.
