1.1
 
 
 
 Reagents:
 
 
 
 Phenol
 
 
 
 
 , 
 
 
 
 Hydrogen bromide
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 Solvents:
 
 
 
 Acetic acid
 
 
 
 
 
 
 
 
 
 
 ; 
 0 °C → rt; 16 h, rt; rt → 0 °C 
 1.2
 
 
 
 Reagents:
 
 
 
 Sodium hydroxide
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 Solvents:
 
 
 
 Water 
 
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