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Unformatted text preview: 9-43 This synthesis begins the same as the solution to problem HC::CH NaNH2.. HC::C: CH2Br .. PhCH2-C:::CH .. PhCH2-C:::C : enzyl bbromide The anion will add across the carbonyl group of the aldehyde: H30+ H PhCH2-C:::C : --lf acid-catalyzed dehydration H2S04,
+ ° 01
� NaNH2 + • MCPBA 1 Ll 210 ...
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