RC-0 R Examples CH-CH CH3 3-methyl-2-butanone Br 3-methylbutan-2-one 3-bromocyclohexanone 0 cus-E-CH-cton CH3 4-hydroxy-3-methyl-2-butanone 4-hydroxy-3-methylbutan-2-one 三> Chapter 18 6Chapter 18 5 Examples CH3 C O CH CH3 CH3 O Br CH3 C O CH CH3 CH2OH 3-methyl-2-butanone 3-methylbutan-2-one 3-bromocyclohexanone 4-hydroxy-3-methyl-2-butanone 4-hydroxy-3-methylbutan-2-one =>