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Solved in 6 steps with 5 images
- Identify the lettered compounds in each reaction sequence.Draw the product formed when phenylacetonitrile (C6H5CH2CN) istreated with below reagent. H2O, −OHDraw the products formed when p-methylaniline (p-CH3C6H4NH2) istreated with following reagent. Part (b), then CH3COCl, AlCl3Draw the product formed when phenylacetic acid (C6H5CH2COOH) istreated with following reagent. With some reagents, no reaction occurs. CH3OH, H2SO4
- Draw the product formed when phenylacetic acid (C6H5CH2COOH) istreated with following reagent. With some reagents, no reaction occurs. NH3 , ΔDraw the products obtained (including stereochemistry) when each compound is treated with LDA, followed by CH3I.When attached halohydrin is treated with NaH, a product of molecular formula C4H8O is formed. Draw the structure of the product and indicateits stereochemistry.
- Identify the lettered compounds in each reaction sequence.Draw the product formed when phenylacetonitrile (C6H5CH2CN) istreated with below reagent. [1] DIBAL-H; [2] H2O(a) Explain how NaBH4 in CH3OH can reduce hemiacetal A to butane-1,4-diol (HOCH2CH2CH2CH2OH). (b) What product is formed when A is treated with Ph3P = CHCH2CH(CH3)2? (c) The drug isotretinoin is formed by reaction of X and Y. What is the structure of isotretinoin? Although isotretinoin (trade name Accutane or Roaccutane) is used for the treatment of severe acne, it is dispensed under strict controls because it also causes birth defects.Naturally occurring compounds called cyanogenic glycosides, such as lotaustralin, release hydrogen cyanide, HCN, when treated with aqueous acid. The reaction occurs by hydrolysis of the acetal linkage to form a cyanohydrin, which then expels HCN and gives a carbonyl compound. (a) Show the mechanism of the acetal hydrolysis and the structure of the cyanohydrin that results. (b) Propose a mechanism for the loss of HCN, and show the structure of the carbonyl compound that forms.
- Identify the missing reagents a-f in the following scheme:Treatment of an , -unsaturated ketone with basic aqueous hydrogen peroxide yields an epoxy ketone. The reaction is specific to unsaturated ketones; isolated alkene double bonds do not react. Propose a mechanism.Which of these reagent(s) will not react with HOCH2CH2CH2COOH? A) NaCN in ethanol B) C2H5OH in the presence of an acid catalyst. C) (CH3CO)2O D) Concentrated H2SO4