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1. Draw the major product for the following reactions involving Grignard reagents. 1 MgBr 2. H3O+ 1. Ph "MgBr b. H 2. H3O+ 1. CH3CH2MgBr (excess) c. H3CO' 2. H3O+ o 1. d. `MgBr 2. H3O+ 1. Mg e. Ph "Br 2. CH3COCH3 3. H3O+ ,Br 1. Mg 2. CH3CO2CH3 f. 2 3. H3O* Br 1. Mg 2. CH2O g. 3. H3O+ 1. Mg 2. ethylene oxide 3. H3O* For each of the following, draw Grignard reagent and carbonyl compound (formaldehyde, an aldehyde, a ketone, or an ester) from which the alcohol shown would be produced, following acic workup. OH ex. BrMg OH a. HQ b. Combo One There are two possible combinations for this one. Draw both possible combinations of carbonyl compound and Grignard. Combo Two OH d. Combo One There are three possible combinations for this one. Draw all possible combinations of carbonyl compound and Grignard. Combo Two Combo Three OH Ph Makes this one using an ester as your carbonyl compound f. OH (there are two solutions, but give at least one) 2. Draw the mechanisms for the following Grignard reactions. Ni 1. CH3MgBr OH 2. H3O+ o b. OCH3 1. CH3MgBr (excess) nt OH H3O+

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