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Unformatted text preview: OH, H + cat. 2. Mg, ether 3. O 2. NaOH ( excess ) Br 2 (1 equiv.) OH 1. Na 2 Cr 2 O 7 , H 2 SO 4 2. Zn(Hg), HCl O O , H 2 SO 4 Br O H O H 3 O + , H 2 O H + cat. N O OH b) H + cat.-H 2 O TA: Danny Ng 2/17/2003 Problem Set 6 5. Propose the mechanisms for the following reactions: 4. Draw the missing Keto or Enol forms for the following equilibrium reactions. Keto forms Enol forms OH H O O H O NH 2 N H + cat. H 2 O O OH OH H + cat. H 2 O O O...
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- Winter '05
- Keto-enol tautomerism, Danny Ng, H+ cat