Consider the following reaction scheme and answer the questions that follow: || i. CH,CH OH CH-CH-CH,-CH-CH, CH-CH-CH,MgBr CH-CH-CH,Br Step 1 CH3 ii. H* CH3 CH3 Step 2 V Step 3 OCH3 CH, CH-CH, C-OCH, CH3 CH-CH, -C-CH3 CH3 CH3 Step 4 CH3

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Chapter1: Chemical Foundations
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Question 1
Consider the following reaction scheme and answer the questions that follow:
OH
i. CH;CH
CH;-CH-CH,MgBr
CH,-CH-CH,Br
CH,-CH-CH,
CH-CH3
Step 1
CH3
ii. H*
CH3
CH3
Step 2
V
Step 3
OCH3
CH,-CH-CH
C-OCH3
CH-CH-CH,
C-CH3
CH3
CH3
Step 4
CH3
i) State what reagents are used at steps 1, 3 and 4.
ii) Name the type of reactions occurring in steps 3 and 4?
iii) What group of compound does X belong to?
iv) Ketone W exists in two other tautomeric forms. Explain the term tautomerism and then draw the
other two tautomers of W.
v) Write an equation to show how alkyl halide V could be synthesised from any starting material of
your choice.
O=U
Transcribed Image Text:Question 1 Consider the following reaction scheme and answer the questions that follow: OH i. CH;CH CH;-CH-CH,MgBr CH,-CH-CH,Br CH,-CH-CH, CH-CH3 Step 1 CH3 ii. H* CH3 CH3 Step 2 V Step 3 OCH3 CH,-CH-CH C-OCH3 CH-CH-CH, C-CH3 CH3 CH3 Step 4 CH3 i) State what reagents are used at steps 1, 3 and 4. ii) Name the type of reactions occurring in steps 3 and 4? iii) What group of compound does X belong to? iv) Ketone W exists in two other tautomeric forms. Explain the term tautomerism and then draw the other two tautomers of W. v) Write an equation to show how alkyl halide V could be synthesised from any starting material of your choice. O=U
Expert Solution
Introduction

Tautomerism is the dynamic equilibrium between two compounds of different configuration. Tautomerism results in the change of position of atom usually proton. They can be separated by conventional separation methods.

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