06 - H + catalyst pH 4.5 + 1. MeOH, H + catalyst 2. Mg 3....

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O O O O O N H H O H O H O H O O Br O O O O Br OMe OMe OH OH O O Ph 3 P O O Br Ph O O OH OH N H NH 2 H O NH 2 O O S S OEt OEt OH N Me O O CN HO H N HO OMe O H + catalyst H O MeNH 2 N H + catalyst H N MeNH 2 H OEt EtO H + catalyst 1. NaBH 4 1. Ph 3 P 2. BuLi 3. 2-pentanone 2. H 3 O + H N Me pH 4.5 NH 2 OH pH 4.5 H O O pH 4.5 H + pH 4.5 N HN pH 4.5 O O H 2 NNH 2 , NaOH H 2 O, heat MeO OMe 3. H 3 O + H + catalyst 1. Ph 3 P 2. BuLi Ph O OH 3. acetone Br HO OH HS SH Provide the products for the following reactions. Also show a complete mechanism for each transformation. Clearly show every bond making and bond breaking step
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Unformatted text preview: H + catalyst pH 4.5 + 1. MeOH, H + catalyst 2. Mg 3. acetone 4. H 3 O + H N OH Z and E Z and E EtOH H + catalyst HO OH EtOH 1. PhMgBr 2. H 3 O + 3. PCC 4. MeOH, H + catalyst HCN cat. NaOH 1. NaNH 2 2. Chem 212 Aldehyde and ketone problems 1 ANSWERS...
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This note was uploaded on 06/04/2009 for the course CHEMISTRY CHEM 2020 taught by Professor Mr.pottvine during the Fall '06 term at Indian Institute of Technology, Chennai.

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