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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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
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