Homework Answers
Add Answer to:
5. (8 points total) When the following allylic tosylate was subjected to sodium methoxide, products A...
just the circled ones only 8.10 Suggest structures consistent with the following 'H NMR data: a....
just the circled ones only
8.10 Suggest structures consistent with the following 'H NMR data: a. Сно triplet (1.0 ppm, 3H) singlet (2.1 ppm, 3H) quartet (2.4 ppm, 2H) b. С Н.о, triplet (1.2 ppm, 3H) singlet (2.1 ppm, 3H) quartet (4.1 ppm, 2H) усно singlet (2.4 ppm, 3H) multiplet (7.5 ppm, 5H) singlet (1.6 ppm, 6H) singlet (3.1 ppm, 2H) multiplet (7.3 ppm, 5H) 1. Сно, triplet (1.2 ppm, 3H) singlet (2.4 ppm, 3H quartet (4.2 ppm, 2H) ....
2. Use the 'H NMR and IR data to determine the structure of the following compounds...
2. Use the 'H NMR and IR data to determine the structure of the following compounds and name them. Compound A Molecular formula: CroH IR absorptions at N/A H NMR data: 1.3 (singlet, 9H), 7.0 to 7.5 (multiplet, 5H) ppm Compound B Molecular formula: CHO IR absorptions at 1H NMR data: 1735-1745, 1050 cm 0.93 (doublet, 6H), 1.52 (multiplet, 2H), 1.69 (multiplet, 1H), 2.04 (singlet, 3H), and 4.10 (triplet,2H) ppm Compound C Molecular ion: IR absorptions at 1710 cm 1H...
Could anybody help me answer the selected questions? 8.8 Identify the compounds of the given molecular...
Could anybody help me answer the selected questions?
8.8 Identify the compounds of the given molecular formulas that show a. One 'H NMR signal: CHO CH C.H.Br, b. Two 'H NMR signals: CH.CL CHO CHO, CHOCI 8.9 8.10 How many 'H NMR signals will each of the compounds below show? a. (CH, CHỊCH, d. CH.COCH,CH.COCH, b. CH,COCOOCH, e. CH.COCH.CH.COOCH, c. CH,COCH,COCH, L. CHCOCH CH(CI)COCH, Suggest structures consistent with the following 'H NMR data: а. Сно CHCI triplet (1.0 ppm, 3H)...
Treating the compound shown below with ethanol will give one major product: CH,CH,он (7 pts) Using the 'H NMR for t...
Treating the compound shown below with ethanol will give one major product: CH,CH,он (7 pts) Using the 'H NMR for the product given below, draw the product in the box above a. 6H 3H 3H 2H 1H 1H 1H 1H PPM b. (8 pts) Assign the NMR below for the corresponding chemical shift values (s) singlet, (d) (t) triplet, and (q) quartet: doublet 3.2 (d) 5.7 (d) 5.6 (d) 1.4 (s) 3.9 (q) 1.2 (t) 3.4 (d) 1.0 (s)
3. An ester with a molecular formula of CH1002, is hydrolyzed in acid to give two...
3. An ester with a molecular formula of CH1002, is hydrolyzed in acid to give two products. Use the 'H-NMR given below to determine the structure of the starting ester and the structures of the products. Be sure to assign all the peaks to support your structures A. Starting Ester, CsH1002 ppm 2H quartet 2H 3H 3H quartet triplet triplet B. Product 1, C,H,O2 12 10 ppm 1H singlet 2H 3H quartet triplet WEHOHOHOHO C. Product 2: C2He0 OWOOD Sobral...
(Organic chemistry 2) 8. Mark and Tom serendipitously prepared a novel organic compound “X”. 1 H...
(Organic chemistry 2) 8. Mark and Tom serendipitously prepared a
novel organic compound “X”. 1 H NMR spectroscopic analysis of X
revealed six signals including (a) singlet (integration = 9H), (b)
doublet (integration = 3H), (c) doublet of doublet of quartet
(integration = 1H), (d) doublet of doublet (integration = 1H); (e)
doublet of doublet (integration = 1H); (f) broad singlet
(integration = 1H).
8. Matt and Tim serendipitously prepared a novel organic compound "X H NMR spectroscopic analysis of...
and draw the Structures Determine the Hydrogen Deficiency Index Challenges: C4H8O2 1.2 8: 3H triplet 3.0...
and draw the Structures Determine the Hydrogen Deficiency Index Challenges: C4H8O2 1.2 8: 3H triplet 3.0 8: 2H quartet 3.6 8: 3H singlet CoH14 1.3 8: 9H singlet 7.2 8:5H multiplet C&H;N 3.7 8:2H singlet 7.2 8:5H singlet C.H.CI,O2 1.4 8: 3H triplet 4.3 8: 2H quartet 5.9 8: 1H singlet CsH1002 1.2 8:6H doublet 2.0 8:3H singlet 5.0 8: 1H septet 'H NMR Practice Problems Best thing is to first determine the Hydrogen Deficiency Index so you know the...
Propose structures that fit the following formula and NMR data. (a) C3H100 singlet at 2.10 8...
Propose structures that fit the following formula and NMR data. (a) C3H100 singlet at 2.10 8 (3H) doublet at 0.958 (6H) multiplet at 2.43 8 (1H) (b) C10H14 singlet at 1.30 8 (9 H) singlet (broad) at 7.308 (5H) (c) C9H11Br quintet at 2.15 8 (2H) triplet at 2.758 (2H) triplet at 3.38 8 (2H) singlet at 7.22 8 (51) IR spectrum: strong peak near 1720 cm (d) C18H14 O2 Singlet at 2.20 8 (3H) Singlet at 5.08 8 (1H)...
3. Propose structures for compounds that fit the following 1H NMR data: a. C.HgCl2: 8 1.60...
3. Propose structures for compounds that fit the following 1H NMR data: a. C.HgCl2: 8 1.60 (doublet, 3H), 2.15 (multiplet, 2H), 3.72 (triplet, 2H), and 4.27 (multiplet, 1H) b. C«H,Br: 8 1.1 (doublet, 6H), 1.9 (multiplet, 1H), and 3.4 (doublet, 2H) c. C-H140:8 0.9 (triplet, 6H), 1.6 (sextet, 4H), and 2.4 (triplet, 4H) d. CsH1002: 8 1.2 (doublet, 6H), 2.0 (singlet, 3H) and 5.0 (septet, 1H)
4. Consider the following two diastercomers: Both compounds generate 'H NMR spectra with the following signals:...
4. Consider the following two diastercomers: Both compounds generate 'H NMR spectra with the following signals: A multiplet between 7.20-7.63 ppm with an integration of 5H Two separate doublets between 5.70-6.50 ppm, each with an integration of 1H A singlet around 1.30 ppm with an integration of 9H Despite the similarities, how could you differentiate between the H NMR spectra of these isomers? 5. Assign each set of protons to their appropriate signals in the 'H NMR spectrum shown below....
just the circled ones only
8.10 Suggest structures consistent with the following 'H NMR data: a. Сно triplet (1.0 ppm, 3H) singlet (2.1 ppm, 3H) quartet (2.4 ppm, 2H) b. С Н.о, triplet (1.2 ppm, 3H) singlet (2.1 ppm, 3H) quartet (4.1 ppm, 2H) усно singlet (2.4 ppm, 3H) multiplet (7.5 ppm, 5H) singlet (1.6 ppm, 6H) singlet (3.1 ppm, 2H) multiplet (7.3 ppm, 5H) 1. Сно, triplet (1.2 ppm, 3H) singlet (2.4 ppm, 3H quartet (4.2 ppm, 2H) ....
2. Use the 'H NMR and IR data to determine the structure of the following compounds and name them. Compound A Molecular formula: CroH IR absorptions at N/A H NMR data: 1.3 (singlet, 9H), 7.0 to 7.5 (multiplet, 5H) ppm Compound B Molecular formula: CHO IR absorptions at 1H NMR data: 1735-1745, 1050 cm 0.93 (doublet, 6H), 1.52 (multiplet, 2H), 1.69 (multiplet, 1H), 2.04 (singlet, 3H), and 4.10 (triplet,2H) ppm Compound C Molecular ion: IR absorptions at 1710 cm 1H...
Could anybody help me answer the selected questions?
8.8 Identify the compounds of the given molecular formulas that show a. One 'H NMR signal: CHO CH C.H.Br, b. Two 'H NMR signals: CH.CL CHO CHO, CHOCI 8.9 8.10 How many 'H NMR signals will each of the compounds below show? a. (CH, CHỊCH, d. CH.COCH,CH.COCH, b. CH,COCOOCH, e. CH.COCH.CH.COOCH, c. CH,COCH,COCH, L. CHCOCH CH(CI)COCH, Suggest structures consistent with the following 'H NMR data: а. Сно CHCI triplet (1.0 ppm, 3H)...
Treating the compound shown below with ethanol will give one major product: CH,CH,он (7 pts) Using the 'H NMR for the product given below, draw the product in the box above a. 6H 3H 3H 2H 1H 1H 1H 1H PPM b. (8 pts) Assign the NMR below for the corresponding chemical shift values (s) singlet, (d) (t) triplet, and (q) quartet: doublet 3.2 (d) 5.7 (d) 5.6 (d) 1.4 (s) 3.9 (q) 1.2 (t) 3.4 (d) 1.0 (s)
3. An ester with a molecular formula of CH1002, is hydrolyzed in acid to give two products. Use the 'H-NMR given below to determine the structure of the starting ester and the structures of the products. Be sure to assign all the peaks to support your structures A. Starting Ester, CsH1002 ppm 2H quartet 2H 3H 3H quartet triplet triplet B. Product 1, C,H,O2 12 10 ppm 1H singlet 2H 3H quartet triplet WEHOHOHOHO C. Product 2: C2He0 OWOOD Sobral...
(Organic chemistry 2) 8. Mark and Tom serendipitously prepared a
novel organic compound “X”. 1 H NMR spectroscopic analysis of X
revealed six signals including (a) singlet (integration = 9H), (b)
doublet (integration = 3H), (c) doublet of doublet of quartet
(integration = 1H), (d) doublet of doublet (integration = 1H); (e)
doublet of doublet (integration = 1H); (f) broad singlet
(integration = 1H).
8. Matt and Tim serendipitously prepared a novel organic compound "X H NMR spectroscopic analysis of...
and draw the Structures Determine the Hydrogen Deficiency Index Challenges: C4H8O2 1.2 8: 3H triplet 3.0 8: 2H quartet 3.6 8: 3H singlet CoH14 1.3 8: 9H singlet 7.2 8:5H multiplet C&H;N 3.7 8:2H singlet 7.2 8:5H singlet C.H.CI,O2 1.4 8: 3H triplet 4.3 8: 2H quartet 5.9 8: 1H singlet CsH1002 1.2 8:6H doublet 2.0 8:3H singlet 5.0 8: 1H septet 'H NMR Practice Problems Best thing is to first determine the Hydrogen Deficiency Index so you know the...
Propose structures that fit the following formula and NMR data. (a) C3H100 singlet at 2.10 8 (3H) doublet at 0.958 (6H) multiplet at 2.43 8 (1H) (b) C10H14 singlet at 1.30 8 (9 H) singlet (broad) at 7.308 (5H) (c) C9H11Br quintet at 2.15 8 (2H) triplet at 2.758 (2H) triplet at 3.38 8 (2H) singlet at 7.22 8 (51) IR spectrum: strong peak near 1720 cm (d) C18H14 O2 Singlet at 2.20 8 (3H) Singlet at 5.08 8 (1H)...
3. Propose structures for compounds that fit the following 1H NMR data: a. C.HgCl2: 8 1.60 (doublet, 3H), 2.15 (multiplet, 2H), 3.72 (triplet, 2H), and 4.27 (multiplet, 1H) b. C«H,Br: 8 1.1 (doublet, 6H), 1.9 (multiplet, 1H), and 3.4 (doublet, 2H) c. C-H140:8 0.9 (triplet, 6H), 1.6 (sextet, 4H), and 2.4 (triplet, 4H) d. CsH1002: 8 1.2 (doublet, 6H), 2.0 (singlet, 3H) and 5.0 (septet, 1H)
4. Consider the following two diastercomers: Both compounds generate 'H NMR spectra with the following signals: A multiplet between 7.20-7.63 ppm with an integration of 5H Two separate doublets between 5.70-6.50 ppm, each with an integration of 1H A singlet around 1.30 ppm with an integration of 9H Despite the similarities, how could you differentiate between the H NMR spectra of these isomers? 5. Assign each set of protons to their appropriate signals in the 'H NMR spectrum shown below....
Most questions answered within 3 hours.
-
Atmospheric Mass
Venus and Earth have about the same mass and radius, but the
atmospheric pressure...
asked 45 minutes ago -
5. Discuss the use of fault tree analysis (FTA) for risk
assessment (maximum one paragraph).
asked 1 hour ago -
Given that a sample of aluminium oxide has a Young's modulus of
393 GPa and a...
asked 3 hours ago -
At a certain temperature, the equilibrium constant, Kc, for this
reaction is 53.3.
H2(g)+I2(g)−⇀↽−2HI(g)Kc=53.3
At this...
asked 4 hours ago -
Question1 ) The STL provides similiar classes called stack and
queue, both of which gave functions...
asked 5 hours ago -
For Questions 1-4, assume you have 5 bits available:
1. For (positive) integers: What is the...
asked 5 hours ago -
convert grams into vloume with the density of water being at
.997514 g/cm^3 at 23.1 Celsuis...
asked 7 hours ago -
Foreman company obtained a $20,000, 6% loan on May 1, 2018.
Principal and interest will be...
asked 7 hours ago -
5. Problem 11.05 (Discounted Payback)
eBook
Project L costs $60,000, its expected cash inflows are $14,000
per...
asked 8 hours ago -
1. Which of the following is true about politics and health
organizations?
A. Health organizations are...
asked 8 hours ago -
A space vehicle is coasting at a constant velocity of 18.1 m/s
in the +y direction...
asked 9 hours ago -
5) Use the following balanced equation to answer questions
(a)-(i).
3 Cu(s) + 8 HNO3(aq) →...
asked 9 hours ago