3. Draw the structure of the major organic product that forms in each of the following reactionsSpecify stereochemistry where appropriate.a)b)c)ðCH₂OBrBr1) PhyCNa/Ether2)CH₂lOso (cat)(CH₂N-O2H₂Opyridine/'BuOH/H₂0OCH,1) DIBAL (excess)-78°C -rt/3h2) MnO₂/ CH₂C11/3h

The objective of this question is to show the different organic synthesis of molecules. It show…

3. Draw the structure of the major organic product that forms in each of the following reactions Specify stereochemistry where appropriate. a) b) ő CH₂O Br Br 1) PhyCNa/Ether 2)CH₂l OsO4 (cat) (CH₂lN-O2H₂O pyridine/'BuOH/H₂0 OCH, 1) DIBAL (excess) -78°℃-nt/3h 2) MnO₂/CHIC 1/3h

3. Draw the structure of the major organic product that forms in each of the following reactions Specify stereochemistry where appropriate. a) b) ő CH₂O Br Br 1) PhyCNa/Ether 2)CH₂l OsO4 (cat) (CH₂lN-O2H₂O pyridine/'BuOH/H₂0 OCH, 1) DIBAL (excess) -78°℃-nt/3h 2) MnO₂/CHIC 1/3h

Organic Chemistry

8th Edition

ISBN:9781305580350

Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Chapter11: Ethers, Epoxides, And Sulfides

Section: Chapter Questions

Problem 11.18P

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Question

3. Draw the structure of the major organic product that forms in each of the following reactions
Specify stereochemistry where appropriate.
a)
b)
c)
ð
CH₂O
Br
Br
1) PhyCNa/Ether
2)CH₂l
Oso (cat)
(CH₂N-O2H₂O
pyridine/'BuOH/H₂0
OCH,
1) DIBAL (excess)
-78°C -rt/3h
2) MnO₂/ CH₂C
11/3h

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Step 1: Introduction

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Step 2: A) Methylation with Methyl Iodide

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Step 3: B) Diol Formation using OsO4

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Step 4: C) Reduction of Ester to Alcohol with Dibal H and MnO2 Conversion

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