the (A) Predict the product(s) of the following synthetic transformations: (B) Name each reaction (reaction type): (C) Make sure the NMR of the final product matches your structure: 8 7 6 -5 4 3 2 1 PPM 4 0
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- Compound A undergoes an acid-catalyzed hydrolysis. One of the products (B) that is isolated gives the following 1H NMR spectrum. Identify the compounds A and CA solution of acetone [(CH3)2C=O] in ethanol (CH3CH2OH) in the presence of a trace of acid was allowed to stand for several days, and a new compound of molecular formula C7H16O2 was formed. The IR spectrum showed only one major peak in the functional group region around 3000 cm−1, and the 1H NMR spectrum is given here. What is the structure of the product?Acid-catalyzed hydrolysis of HOCH2CH2C(CH3)2CN forms compound A (C6H10O2). A shows a strong peak in its IR spectrum at 1770 cm-1 and the following signals in its 1H NMR spectrum: 1.27 (singlet, 6 H), 2.12 (triplet, 2 H), and 4.26 (triplet, 2 H) ppm. Draw the structure for A and give a stepwise mechanism that accounts for its formation.
- Predict the major organic product of each of the following reactions.Compound A has molecular formula C8H8O. Its 1H-NMR spectrum shows a singlet of integral 3 at 2.58 ppm and a multiplet of integral 5 at 7.84 ppm. Its 13C-NMR shows six signals. The IR spectrum of A shows a noteworthy stretch at 1698 cm-1. - Identify Compound A, explaining your reasoning Compound A is treated with a mixture of nitric and sulfuric acids to generate Compound B. The 1H-NMR spectrum of B shows three singlets, one at 2.52 pm of integral 3, one at 6.67 ppm of integral 1, and one at 7.94 ppm of integral 2. The 13C-NMR spectrum of B shows six signals. - Identify compound B, explaining your reasoning Compound B is treated with methylmagnesium bromide and then aqueous acid to generate compound C. The 1H-NMR spectrum of C shows four singlets, one at 1.42 ppm of integral 6, one at 2.3 ppm of integral 1, one at 8.52 ppm of integral 2, and one at 8.97 ppm of integral 1. The 13C-NMR spectrum of C shows six signals. The IR spectrum of C shows a noteworthy broad stretch at 3326 cm-1. -…Which is the stronger acid in each of the following pairs? Explain your reasoning. (a) Phenol or p-hydroxybenzaldehyde (b) m-Cyanophenol or p-cyanophenol (c) o-Fluorophenol or p-fluorophenol
- Benzoic acid, Ph-COOH (C6H5CO2H), is not soluble in water while it dissolves in ether (diethyl ether), (CH3CH2)2O. Yet upon treatment with sodium hydroxide, benzoic acid turns hydrophilic and dissolves in water. Provide chemical explanation of this observation.(b) Rank the following compounds in order of decreasing ease of removing a proton from amethyl group. Provide an explanation CH3 CH3 CH3 CH2CJj.198.
- 1 (a) In the following reactions, CI (1) LIAIH, A (2) H20 MCPBA (i) Draw the structure of compounds A and B. (ii) For each reaction, explain the type of reaction involved. (iii) Explain the successful transformation of compound A using mass spectra. (b) Complete the following reactions by filling in missing reactants or product. (i) (1) O3 (2) CH;SCH3 (ii) он (CH3)3(COOH) D Ti(OCH(CH3)2l4 (-)-DETWhen compound A (C5H12O) is treated with HBr, it forms compound B (C5H11Br). The 1H NMR spectrum of compound A has a 1H singlet, a 3H doublet, a 6H doublet, and two 1H multiplets. The 1H NMR spectrum of compound B has a 6H singlet, a 3H triplet, and a 2H quartet. Identify compounds A and B.Predict the major products formed when benzoyl chloride (PhCOCl) reacts with the following reagents.(a) ethanol (b) sodium acetate (c) aniline
