EBK ORGANIC CHEMISTRY
8th Edition
ISBN: 8220102744127
Author: Bruice
Publisher: PEARSON
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Question
Chapter 7.6, Problem 13P
(a)
Interpretation Introduction
Interpretation:
The mechanism for the reaction of 2-butyne with one equivalent of bromine should be given.
Concept Introduction:
Addition of halides to
If excess halides are present, a second addition reaction also occurs.
(b)
Interpretation Introduction
Interpretation:
The configuration of the product obtained in the above reaction should be identified.
Concept Introduction:
Addition of halides to alkynes: Halogens like chlorine and bromine adds to the alkyne compounds. The general form of the reaction is given below.
If excess halides are present, a second addition reaction also occurs.
Expert Solution & Answer
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Students have asked these similar questions
Cyclohexene (an alkene) is mixed with potassium permanagnate solution (KMnO4). What do you expect to observe?
A. The mixture will turn purple as the permanganate is reduced by the alkene.
B. The purple colour will disappear as the permanganate is reduced by the alkene.
C.
Nothing. Permanganate does not react with alkenes.
D. The purple colour will disappear as the permanganate is oxidised by the alkene.
N,N-diethyl-m-toluamide (DEET) is the active ingredient in many insect repellent preparations. Following is one of the steps in its synthesis. In the box below draw the
structure of the product of this reaction.
H3C
MgBr
1. CO₂
2. H₂O*
product
• You do not have to consider stereochemistry.
• You do not have to explicitly draw H atoms.
• Do not include lone pairs in your answer. They will not be considered in the grading.
• Draw the Grignard reagent as a covalent magnesium bromide.
Reactions: Provide the structure(s) of the expected major organic product(s). Show stereochemistry where needed and write NR if there is no reaction.
C.
a.
b.
OH
Br
NaBr
1. TsCl, Pyridine
2. NaCN, DMSO
CH3OH
Chapter 7 Solutions
EBK ORGANIC CHEMISTRY
Ch. 7.1 - Prob. 1PCh. 7.1 - Name the following:Ch. 7.1 - What is the molecular formula for a monocyclic...Ch. 7.1 - Draw the condensed and skeletal structures for...Ch. 7.1 - Draw the structure and give the common and...Ch. 7.2 - Prob. 6PCh. 7.2 - Name the following:Ch. 7.3 - What orbitals are used to form the carbon-carbon ...Ch. 7.4 - Prob. 9PCh. 7.4 - Why does cis-2-butene have a higher boiling point...
Ch. 7.6 - Prob. 12PCh. 7.6 - Prob. 13PCh. 7.7 - Prob. 14PCh. 7.7 - Which alkyne should be used for the synthesis of...Ch. 7.7 - Prob. 16PCh. 7.8 - Prob. 17PCh. 7.8 - Only one alkyne forms an aldehyde when it...Ch. 7.9 - Describe the alkyne you should start with and the...Ch. 7.9 - Prob. 20PCh. 7.10 - Prob. 21PCh. 7.10 - Prob. 22PCh. 7.10 - Prob. 23PCh. 7.10 - Rank the following from strongest base to weakest...Ch. 7.10 - Prob. 26PCh. 7.12 - Prob. 28PCh. 7 - What is the major product obtained from the...Ch. 7 - Draw a condensed structure for each of the...Ch. 7 - A student was given the structural formula of...Ch. 7 - Prob. 32PCh. 7 - What is each compounds systematic name?Ch. 7 - What reagents should be used to carry out the...Ch. 7 - Prob. 35PCh. 7 - Draw the mechanism for the following reaction:Ch. 7 - Prob. 37PCh. 7 - Prob. 38PCh. 7 - What is the major product of the reaction of 1 mol...Ch. 7 - Answer Problem 39, parts a-b, using 2-butyne as...Ch. 7 - What is each compounds systematic name? a....Ch. 7 - What is the molecular formula of a hydrocarbon...Ch. 7 - a. Starting with 3-methyl 1-butyne, how can you...Ch. 7 - Prob. 44PCh. 7 - Which of the following pairs are keto-enol...Ch. 7 - Prob. 46PCh. 7 - Do the equilibria of the following acid-base...Ch. 7 - What is each compounds systematic name?Ch. 7 - What stereoisomers are obtained when 2-butyne...Ch. 7 - Prob. 50PCh. 7 - Draw the keto tautomer for each of the following:Ch. 7 - Show how each of the following compounds can be...Ch. 7 - A chemist is planning to synthesize 3-octyne by...Ch. 7 - Prob. 54PCh. 7 - What stereoisomers are obtained from the following...Ch. 7 - Prob. 56PCh. 7 - Prob. 57PCh. 7 - Prob. 58PCh. 7 - Show how the following compound can be prepared...Ch. 7 - Prob. 60P
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