Q-1. Study the structure of this molecule and answer the following questions: 6. 7 10 3 8 i) How many different "C-NMR signals you would expect? ii) Which one of the two-carbonyl carbons (C-1 or C-9) has lower chemical shift than the other? Еxplain: iii) What is the chemical shift in IIvalue you would expect for C-8? iv) Which carbon atom in benzene ring is most deshielded?
Q-1. Study the structure of this molecule and answer the following questions: 6. 7 10 3 8 i) How many different "C-NMR signals you would expect? ii) Which one of the two-carbonyl carbons (C-1 or C-9) has lower chemical shift than the other? Еxplain: iii) What is the chemical shift in IIvalue you would expect for C-8? iv) Which carbon atom in benzene ring is most deshielded?
Chapter13: Structure Determination: Nuclear Magnetic Resonance Spectroscopy
Section13.SE: Something Extra
Problem 48AP
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![Q-1.
Study the structure of this molecule and answer the following questions:
5
6
7
10
3
8
i)
How many different "C-NMR signals you would expect?
ii)
Which one of the two-carbonyl carbons (C-1 or C-9) has lower chemical shift than the other?
Еxplain:
iii)
What is the chemical shift in I0value you would expect for C-8?
iv)
Which carbon atom in benzene ring is most deshielded?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4456b624-fb14-4d09-b8af-770da25c32e9%2F1665fe96-b18e-4c92-886a-65c5c4871c22%2Fcavrpvn_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q-1.
Study the structure of this molecule and answer the following questions:
5
6
7
10
3
8
i)
How many different "C-NMR signals you would expect?
ii)
Which one of the two-carbonyl carbons (C-1 or C-9) has lower chemical shift than the other?
Еxplain:
iii)
What is the chemical shift in I0value you would expect for C-8?
iv)
Which carbon atom in benzene ring is most deshielded?
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