3. For each of the following, please propose a synthesis route given the constraints indicateda.starting from any moleculepossessing 2 degrees of unsaturationand no atoms other thancarbon and hydrogenH

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Answered: 3. For each of the following, please…

EBK A SMALL SCALE APPROACH TO ORGANIC L

4th Edition

ISBN:9781305446021

Author:Lampman

Publisher:Lampman

Chapter23: Methyl Stearate From Methyl Oleate

Section: Chapter Questions

Problem 2Q

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In each of the following electrophilic substitution reactions (i) as a first step show the“preactivation” or generation of an electrophilic species; (ii) using arrows provide a mechanisticexplanation of the course of the reaction (show all resonance structures contributing for intermediatearenium ion stabilization); (iii) write all major products of the reaction Friedel-Crafts monoalkylation of 1,3-dimethylbenzene with tert-butyl chloride in thepresence of FeCl3 as a catalyst.
Q.1. : Name the following compounds. Specify stereochemistry, if applicable. a) Х b) S НО ОН Br ОН ОН I
None
Only D and E
Give detailed Solution with explanation needed with structures naming... don't give Handwritten answer. don't give Ai generated solution
(a) What monobromo allylic substitution products would result from reaction of each of PRACTICE P the following compounds with NBS in the presence of peroxides and/or light? (b) In the case of isomeric products for any reaction, which would you predict to be the most stable based on the double bond in the product? (c) Draw the resonance hybrid(s) for the allylic radical that would be involved in each reaction. (i) (ii) V dil.... (iii) oily
Why does catalytic hydrogenation of alkenes proceed through syn addition? Provide a detailed explanation and illustrate as needed (5 sentences only).
In each of the following electrophilic substitution reactions (i) as a first step show the“preactivation” or generation of an electrophilic species; (ii) using arrows provide a mechanisticexplanation of the course of the reaction (show all resonance structures contributing for intermediatearenium ion stabilization); (iii) write all major products of the reaction. Friedel-Crafts acylation of anisole with 2-methylpropanoyl chloride ((CH3)2-CH-COCl) inthe presence of AlCl3 as a catalyst.
Unknown compound D,whose formula is C28H44O, is an alcohol that produces a compound whose formula is C28H50O upon catalytic hydrogenation with excess H2 over Pt.Indicate how many rings and pi bonds compound D contains based on the data given.
3c）Referring to the intermediates you drew in problem below explain in detail why no meta product is obtained in the Friedel-Crafts alkylation of chlorobenzene. Draw all pertinent resonance structures to support your argument.
Give a clear handwritten answer with explanation...please give answer all sub parts
The pk, of phenol (C,H5OH) is 10.0. When a methyl (CH3) group is attached to the ring, the pK, increases, as shown here for the ortho, meta, and para isomers. OH ОН ОН ОН CH3 (a) Explain why the pk, values of all three isomers are higher than the pk, of phenol itself. (b) Explain why the meta isomer has the lowest pk, of CH3 Phenol CH3 the three isomers. pKa = 10.0 10.3 10.1 10.2

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3. For each of the following, please propose a synthesis route given the constraints indicated a. starting from any molecule possessing 2 degrees of unsaturation and no atoms other than carbon and hydrogen H