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- When cyclohexene is reacted with hydrobromic acid in acetic acid, the major product is bromocyclohexane. There is a small amount of cyclohexyl acetate formed. What is the mechanism that forms both compounds? What is the purification procedure that isolates both compounds?Wyerone, a compound found in broad beans, has antifungal properties. A Wyerone Identify a trans and a cis alkene in wyerone. Explain the distinction. Draw the product that would be formed by addition of Br2 to the double bond labelled A. Draw the product formed by addition of H2 to wyerone using Lindlar's catalyst. Draw the product formed by addition of excess H2 to wyerone using Pd metal as catalyst.Of the following structures, which is the most stable enol form?
- 1.Treatment of 3-methyl-2-butanol with hydrogen chloride yielded only a trace amount of 2-chloro-3-methylbutane. An isomeric chloride was isolated in 97% yield. Explain why an isomeric compound is formed instead, andsuggest a reasonable structure for this product. 2) Acid-catalyzed hydration of 2-Methyl-1-butene yields two alcohols. The major product does not undergo oxidation, while the minor product will undergo oxidation. Explain why, by showing the structures of the products. 3) The Williamson ether synthesis cannot be used to prepare tert-butyl phenyl ether. Explain why this method cannot be used in this case. 4) Show the structure of the main product when 2,2-dimethyloxirane reacts in methanol. (a) in the presence of an acid, (b) with added sodium methoxide.Consider a reaction where cis-but-2-ene is treated with OsO4 followed by NaHSO3/H2O. Draw the structure of one product that is formed in the reaction, including correct stereochemistry.Prepare the following compounds starting with cyclopentene and any other reagents.
- Predict the product. Draw the structure(s) of the major organic product(s) formed in the following reactions. Please indicate stereochemistry if appropriate.Name the structure. Heating compound A in the presence of H2SO4 results in which product?single reaction sequence: a certain ketone undergoes alkylation to give new ketone, when reacted with a base and then an alkylating agent, 1-bromopropane. What is the structure of the final ketone product?
- Because bromocyclohexane is a secondary alkyl halide, both cyclohexanol and cyclohexene are formed when the alkyl halide reacts with hydroxide ion. Suggest a method to synthesize cyclohexanol from bromocyclohexane that forms little or no cyclohexene.b) The Wolf-Kishner reduction is a reaction used in Organic Chemistry to convert carbonyl functionalities into methylene group. The reaction was used to convert an aldehyde or ketone to an alkane using hydrazine, base and thermal conditions. The mechanism begins with the attack of hydrazine of the aldehyde or ketone. Stage 1: The reaction of aldehyde/ketone with hydrazine to produce hydrazine Stage 2: Reaction with the base and heat to convert hydrozone to alkane Write the mechanism of the reaction.Draw structures of compounds A to D. Br2 2 eq. KOH in ethanol Compound A (C,H12) Compound B Compound C (elimination product) NANH2 Compound D