5) 6) 7) 8) 9) R SR R" mgar Meo Me '•N•" H HCI pyridine 요 R H J HO. R "P(OET)2 HOCO₂R CH3C(OET) 3 CH3CH₂CO₂H heat OH R' R' RN-OME Me Weinreb amide + HO₂CR + COS + RSH EtO. R'M R'M = R'Li 1) Cy-N=C=N-Cy 2) R'OH CO₂R¹ R'MgX R'₂CuLi [3,3]-Sigmatropic EtO. rearrangement OR' J₂ R R¹ R
5) 6) 7) 8) 9) R SR R" mgar Meo Me '•N•" H HCI pyridine 요 R H J HO. R "P(OET)2 HOCO₂R CH3C(OET) 3 CH3CH₂CO₂H heat OH R' R' RN-OME Me Weinreb amide + HO₂CR + COS + RSH EtO. R'M R'M = R'Li 1) Cy-N=C=N-Cy 2) R'OH CO₂R¹ R'MgX R'₂CuLi [3,3]-Sigmatropic EtO. rearrangement OR' J₂ R R¹ R
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
Related questions
Question
Propose a mechanism for the following transformation
![5)
6)
7)
8)
9)
يد
R₁
RCI
i
R H
HO.
R
SR
S
MeO
+
Me
N
H HCI
pyridine
R'
+ HO₂CR
R'A + COS + RSH
OMe
Me
Weinreb amide
"P(OET)2
HⒸ CO₂R¹
CH3C(OET) 3
CH3CH₂CO₂H
heat
OH
EtO
R'M
R'M = R'Li
1) Cy-N=C=N-Cy
2) R'OH
CO₂R¹
R'MgX
R'₂CuLi
[3,3]-Sigmatropic EtO.
rearrangement
OR'
R R
R](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbb3653f4-2dcf-413c-aebd-a6edb6b69637%2F91848e9f-66a5-4e71-bc87-859aff92497b%2F7u9hrt8_processed.png&w=3840&q=75)
Transcribed Image Text:5)
6)
7)
8)
9)
يد
R₁
RCI
i
R H
HO.
R
SR
S
MeO
+
Me
N
H HCI
pyridine
R'
+ HO₂CR
R'A + COS + RSH
OMe
Me
Weinreb amide
"P(OET)2
HⒸ CO₂R¹
CH3C(OET) 3
CH3CH₂CO₂H
heat
OH
EtO
R'M
R'M = R'Li
1) Cy-N=C=N-Cy
2) R'OH
CO₂R¹
R'MgX
R'₂CuLi
[3,3]-Sigmatropic EtO.
rearrangement
OR'
R R
R
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