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- Which of the following compounds will react with methylamine to form the imine shown below? N.The key step in a reported laboratory synthesis of sativene, a hydrocarbon isolated from the mold Helminthosporium sativum, involves the following base treatment of a keto tosylate. What kind of reaction is occurring? How would you complete the synthesis?Which reagent(s) would accomplish the synthesis showWn below? NH2 NH2 но. H3CO. A) NaBH4 В) РСС C) LAH D) Na2Cr207 / H2SO4 E) NAOH www w
- Identify the lettered compounds in each reaction sequence.Draw the product formed when phenylacetonitrile (C6H5CH2CN) istreated with below reagent. H2O, −OHChemical equation when methanal react with in © Chemical equatior when Propanone react with /in , +est O Fehling ® EMn O4 (3 2,4-DNPHRank the following carbonyl compounds in order of increasing reactivity in nucleophilic substitution reactions Please explain
- Predict the major product when each of the following alcohols is treated with H;SO.: LOH H2SO4 LOH H2SO4 a) d) H,SO4 HO H2SO4 HO b) e) LOH H2SO4 H2SO, ? ? c) f) OHThe Stork reaction is a condensation reaction between an enamine donor and an α,β-unsaturated carbonyl acceptor. The overall reaction consists of a three-step sequence of formation of an enamine from a ketone, Michael addition to an α,β-unsaturated carbonyl compound, and hydrolysis of the enamine in dilute acid to regenerate the ketone. Consider the Stork reaction between cyclohexanone and propenal Draw the structure of the product of the enamine formed between cyclohexanone and dimethylamine. - Michael addition to an α,β-unsaturated carbonyl compound, and - hydrolysis of the enamine in dilute acid to regenerate the ketone.When (R)-6-bromo-2,6-dimethylnonane is dissolved in CH3OH,nucleophilic substitution yields an optically inactive solution. When theisomeric halide (R)-2-bromo-2,5-dimethylnonane is dissolved in CH3OHunder the same conditions, nucleophilic substitution forms an opticallyactive solution. Draw the products formed in each reaction, and explainwhy the difference in optical activity is observed.
- Draw the structures of the initially formed enol tautomers in the reactions of propyne and dicyclohexylethyne with dicyclohexylborane followed by NaOHNaOH and H2O2H2O2Cyclohexanone can be effectively oxidized to adipic acid by treatment with which two of the following compounds? O KMNO4 or HNO3 O HOCI or HNO3 O PCC or Na;Cry03 O LIAIH or NaBH4 O None of these choicesarrange the following compounds in order of decreasing reactivity towards hydrolysis