In Synthesis of Diben zalacetone, why does the reaction end up being fully conjugated at the end?What small'molecule must be removed for this product to be made?
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- What kind of a mechanism is it in the last step of lumefantrin-synthesis?Can N-Hydroxysuccinimide undergo acidic hydrolysis with acid like h2so4 to produce diester compound? Thanks.Draw the products of the addition of -OH to the si face of crotonate at C3, followed by protonation at C2, also from the si face
- A student did not obtain any ester when he added 2,4,6-trimethylbenzoic acid to an acidic solution of ethanol. Why? (Hint: Build models.) a. Would he have encountered the same problem if he had tried to synthesize the methyl ester of 4-methylbenzoic acid in the same way?a. A student did not obtain any ester when he added 2,4,6-trimethylbenzoic acid to an acidic solution of ethanol. Why? (Hint: Build models.)b. Would he have encountered the same problem if he had tried to synthesize the methyl ester of 4-methylbenzoic acid in the same way?In the preparation of para-iodo nitrobenzene, a)If instead of KI, CuCl was added in the procedure, what would be the product? b)If instead of KI, CuCN was added in the procedure, what would be the product? c)If instead of KI, 1)HBF4 2)heat was added in the procedure, what would be the product?
- Why do you suppose ketone halogenations in acidic media are referred to as being acid-catalyzed, whereas halogenations in basic media are base-promoted? In other words, why is a full equivalent of base required for halogenation?A hydrocarbon of unknown structure has the formula C8H10. On catalytic hydrogenation over the Lindlar catalyst, 1 equivalent of Η2 is absorbed. On hydrogenation overa palladium catalyst, 3 equivalents of Η2 are absorbed. (a) How many degrees of unsaturation are present in the unknown structure? (b) How many triple bonds are Present? (c) How many double bonds are present? (d) How many rings are present? (e) Draw a structure that fits the data.3-metyl-2-butanol react with H₂SO₄ and continue with reductive ozonolysis process. What would become the product(s)?
- Why does naphthalene undergo electrophilic substitution at C1 instead of C2? Could you draw a structure for the intermediate that helps explain this?Account for the rapid rate of methanolysis of ClCH2OCH2CH3 even though the substrate is a primary halide. Hint: The reaction of the substrate with ethanol proceeds by SN1 mechanism. Draw the Lewisstructures.dpredict the product of the following reactions of aldehyde and ketone