Please show the second step of the mechanism properly.

Introduction to General, Organic and Biochemistry
11th Edition
ISBN:9781285869759
Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Chapter20: Carbohydrates
Section: Chapter Questions
Problem 20.42P
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Please show the second step of the mechanism properly. How is the elimination of silyl group actually working. The Silicon is attacked by which nucleoplie? The second step in shown as TsOH -SiR3. If need be draw out the full mechanism but PLEASE ANSWER MY QUESTION about silicon. Give your explainations overall also. Thank you

HO
H
'I
ОН
[Pinacol]
1. PhşP=C=C=0, NEts
2. TsOH (-SiRs)
다산
OH
MeBuSio
[Wittig-ketenylidine]
Im
H
ОН
1
2.
[Nitril
Transcribed Image Text:HO H 'I ОН [Pinacol] 1. PhşP=C=C=0, NEts 2. TsOH (-SiRs) 다산 OH MeBuSio [Wittig-ketenylidine] Im H ОН 1 2. [Nitril
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