Shown below is the structure of one of the methyl ester biodiesel products together with its 13c NMR spectrum. Several of the peaks in the NMR spectrum are indicated by letters, A - D and several of the protons in the structure are indicated by Roman numerals, I- IV. II III II II HC=CH HC=CH Hco n H3CO II CH2 CH2 CH3 IV B D A 180 160 140 120 100 PPM 40 20 80 60 Decide which of the carbons indicated I - IV correspond to which of the NMR signals, A - D.
Shown below is the structure of one of the methyl ester biodiesel products together with its 13c NMR spectrum. Several of the peaks in the NMR spectrum are indicated by letters, A - D and several of the protons in the structure are indicated by Roman numerals, I- IV. II III II II HC=CH HC=CH Hco n H3CO II CH2 CH2 CH3 IV B D A 180 160 140 120 100 PPM 40 20 80 60 Decide which of the carbons indicated I - IV correspond to which of the NMR signals, A - D.
Chapter24: Amines And Heterocycles
Section24.SE: Something Extra
Problem 65AP: Phenacetin, a substance formerly used in over-the-counter headache remedies, has the formula...
Related questions
Question
3
![Shown below is the structure of one of the methyl ester biodiesel products together with its 13C
NMR spectrum. Several of the peaks in the NMR spectrum are indicated by letters, A - D and
several of the protons in the structure are indicated by Roman numerals, I- IV.
III II
II
II
HC=CH
HC=CH
H3CO II CH2
1.
CH2
CH3
IV
B
D
A
180
140
120
100
PPM
20
160
80
60
40
Decide which of the carbons indicated I - IV correspond to which of the NMR signals, A - D.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fdee3ae20-d10e-4571-83f4-76e07df619fa%2F15a26b5e-58c4-41e2-bf5b-3f1166b32aa4%2F1aepaz_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Shown below is the structure of one of the methyl ester biodiesel products together with its 13C
NMR spectrum. Several of the peaks in the NMR spectrum are indicated by letters, A - D and
several of the protons in the structure are indicated by Roman numerals, I- IV.
III II
II
II
HC=CH
HC=CH
H3CO II CH2
1.
CH2
CH3
IV
B
D
A
180
140
120
100
PPM
20
160
80
60
40
Decide which of the carbons indicated I - IV correspond to which of the NMR signals, A - D.
![D
A
180
140
100
PPM
160
120
80
60
40
20
Decide which of the carbons indicated I - IV correspond to which of the NMR signals, A - D.
a. Choose the correct option for A [ Select]
b. Choose the correct option for B ( Select]
c. Choose the correct option for C Select]
d. Choose the correct option for D [Select]
>
>](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fdee3ae20-d10e-4571-83f4-76e07df619fa%2F15a26b5e-58c4-41e2-bf5b-3f1166b32aa4%2F27qmhp8_processed.jpeg&w=3840&q=75)
Transcribed Image Text:D
A
180
140
100
PPM
160
120
80
60
40
20
Decide which of the carbons indicated I - IV correspond to which of the NMR signals, A - D.
a. Choose the correct option for A [ Select]
b. Choose the correct option for B ( Select]
c. Choose the correct option for C Select]
d. Choose the correct option for D [Select]
>
>
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Recommended textbooks for you
![Organic Chemistry](https://www.bartleby.com/isbn_cover_images/9781305080485/9781305080485_smallCoverImage.gif)
![EBK A SMALL SCALE APPROACH TO ORGANIC L](https://www.bartleby.com/isbn_cover_images/9781305446021/9781305446021_smallCoverImage.jpg)
EBK A SMALL SCALE APPROACH TO ORGANIC L
Chemistry
ISBN:
9781305446021
Author:
Lampman
Publisher:
CENGAGE LEARNING - CONSIGNMENT
![Introduction to General, Organic and Biochemistry](https://www.bartleby.com/isbn_cover_images/9781285869759/9781285869759_smallCoverImage.gif)
Introduction to General, Organic and Biochemistry
Chemistry
ISBN:
9781285869759
Author:
Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:
Cengage Learning
![Organic Chemistry](https://www.bartleby.com/isbn_cover_images/9781305080485/9781305080485_smallCoverImage.gif)
![EBK A SMALL SCALE APPROACH TO ORGANIC L](https://www.bartleby.com/isbn_cover_images/9781305446021/9781305446021_smallCoverImage.jpg)
EBK A SMALL SCALE APPROACH TO ORGANIC L
Chemistry
ISBN:
9781305446021
Author:
Lampman
Publisher:
CENGAGE LEARNING - CONSIGNMENT
![Introduction to General, Organic and Biochemistry](https://www.bartleby.com/isbn_cover_images/9781285869759/9781285869759_smallCoverImage.gif)
Introduction to General, Organic and Biochemistry
Chemistry
ISBN:
9781285869759
Author:
Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:
Cengage Learning
![Organic Chemistry](https://www.bartleby.com/isbn_cover_images/9781305580350/9781305580350_smallCoverImage.gif)
Organic Chemistry
Chemistry
ISBN:
9781305580350
Author:
William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:
Cengage Learning