Question

Due: Apr 21, 11:59 pm as a single pr upioection (ircle one): 9a to Canvas. For each reaction below, indicate the starting material(s) that would be required to 1. (a) omplete the transformation. Add one molecule per box provided. CHO.. CH30H,a CH,0, CHOH оснз (b) For each reaction below, provide reagents that would complete the transformation. More than one step may be necessary он OH но бнон

Answer 1

CHİO, CH3OH, a O" CHO, CH30H OCH OCH3 H3CO internal aldol condensation

1. NaOMe/MeOH Cl2, CH3COOH 2. CH3Br CI он о IL 1. NaBH4. ЕОН HO cat, H+, acetone protection of free OH groups 2. H3o OH OH deprotection of OH oups 0 heat он но OH онон