Homework Answers
Request Answer!
We need at least 10 more requests to produce the answer.
0 / 10 have requested this problem solution
The more requests, the faster the answer.
Add Answer to:
Compound 5 undergoes the four-step reaction sequence shown below, to form compound 6 Based on the H-NMR data given f...
1H NMR 6. Propose a structure for the compound CzH.O with the following 'H NMR spectral...
1H NMR 6. Propose a structure for the compound CzH.O with the following 'H NMR spectral data. 2H 1H 3H 1110 H ppm 7. Propose a structure for the compound C2H60, with the following 'H NMR spectral data. (Note this is the same molecular formula as the previous question) ppm 8. Propose a structure for the compound C,He with the following 'H NMR spectral data. SH2H 1H ppm 9. Propose a structure for the compound CxHyN with the following 'H...
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)
Give the structures for products A D for the following synthetic pathway. The formula and spectral data for compound...
Give the structures for products A D for the following synthetic pathway. The formula and spectral data for compound D are given below. H2CrO4 EtOH NaOEt 1) LDA 3) HCI/H20 D: CaH1004 H NMR: 1.4 (quintet, 2H), 1.6 (s, 3H), 2.3 (t, 4H), 12.2 (s, 1H) IR: 2983 cm-1 (broad), 1738 cm1 (s), 1710 cm1 (s)
Give the structures for products A D for the following synthetic pathway. The formula and spectral data for compound D are given below. H2CrO4...
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)
2. Consider the protons labeled H., H., H., of the compound shown below. Each of these...
2. Consider the protons labeled H., H., H., of the compound shown below. Each of these protons are chemically different and are split by at least one other type of proton. coupling constants are shown below. HA HOHC C= "Hc JAB = 15.1 Hz JBC = 6.4 Hz Draw the splitting tree for each proton, H., Ho, and H. 3. Propose a structure for the following compounds piven the spectra and molecula formula. Briefly describe how each spectrum supports your...
6. The 'H-NMR spectra shown below correspond to a compound of general forma C D 2H...
6. The 'H-NMR spectra shown below correspond to a compound of general forma C D 2H 1H 2H 2H2H TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT 10.0 9.5 9.5 8.5 8.6 7.5 7.0 PPM a) Propose a plausible structure for this compound (3 points) b) Assign each signal from the 1H-NMR spectra to the corresponding hydrogen atoms in compound. Explain for each signal the observed splitting pattern and the chemical sh
Based on the H NMR data provided, deduce the structures of each of the compounds below,...
Based on the H NMR data provided, deduce the structures of each of the compounds below, where the molecular formula is C5H12O 5 (singlet, 1H), 3.4 (pentet, 1H), 1.5 (pentet, 4H), 0.9 (tripet, 6H)
The H-and 1c-NMR spectra for an unknown compound with molecular formula CH1402 are shown below. Deduce...
The H-and 1c-NMR spectra for an unknown compound with molecular formula CH1402 are shown below. Deduce a structural formula for this compound H-NMR 13C-NMR 171.15 63.12 37.31 25.05 22,45 21.06 0.92 (d, 6H) 1.52 (m, 2H) 1.70 (m, 1H 2.09 (s, 3H) 4.10 (t, 2H) .You do not have to consider stercochemistry You do not have to explicitly draw H atoms Do not include lone pairs in your answer. They will not be considered in the grading
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) ....
7. (8 pts) A student carried out the following reaction sequence. Given the data below. provide...
7. (8 pts) A student carried out the following reaction sequence. Given the data below. provide structures for compounds A through D. Do this neatly by drawing the structures in the appropriate box below. 1) KMnO,/NaOH + 1) SOCI, D) DIBAL- H D 2) 1, 0 2 ) CH,OH2 ) H0 Compound A has 8 carbons and Compound D was found to be C&H,O, by mass spectrometry and had the following spectral data: 'H NMR: 9.87 ppm 8 (IH, s),...
1H NMR 6. Propose a structure for the compound CzH.O with the following 'H NMR spectral data. 2H 1H 3H 1110 H ppm 7. Propose a structure for the compound C2H60, with the following 'H NMR spectral data. (Note this is the same molecular formula as the previous question) ppm 8. Propose a structure for the compound C,He with the following 'H NMR spectral data. SH2H 1H ppm 9. Propose a structure for the compound CxHyN with the following 'H...
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)
Give the structures for products A D for the following synthetic pathway. The formula and spectral data for compound D are given below. H2CrO4 EtOH NaOEt 1) LDA 3) HCI/H20 D: CaH1004 H NMR: 1.4 (quintet, 2H), 1.6 (s, 3H), 2.3 (t, 4H), 12.2 (s, 1H) IR: 2983 cm-1 (broad), 1738 cm1 (s), 1710 cm1 (s)
Give the structures for products A D for the following synthetic pathway. The formula and spectral data for compound D are given below. H2CrO4...
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)
2. Consider the protons labeled H., H., H., of the compound shown below. Each of these protons are chemically different and are split by at least one other type of proton. coupling constants are shown below. HA HOHC C= "Hc JAB = 15.1 Hz JBC = 6.4 Hz Draw the splitting tree for each proton, H., Ho, and H. 3. Propose a structure for the following compounds piven the spectra and molecula formula. Briefly describe how each spectrum supports your...
6. The 'H-NMR spectra shown below correspond to a compound of general forma C D 2H 1H 2H 2H2H TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT 10.0 9.5 9.5 8.5 8.6 7.5 7.0 PPM a) Propose a plausible structure for this compound (3 points) b) Assign each signal from the 1H-NMR spectra to the corresponding hydrogen atoms in compound. Explain for each signal the observed splitting pattern and the chemical sh
The H-and 1c-NMR spectra for an unknown compound with molecular formula CH1402 are shown below. Deduce a structural formula for this compound H-NMR 13C-NMR 171.15 63.12 37.31 25.05 22,45 21.06 0.92 (d, 6H) 1.52 (m, 2H) 1.70 (m, 1H 2.09 (s, 3H) 4.10 (t, 2H) .You do not have to consider stercochemistry You do not have to explicitly draw H atoms Do not include lone pairs in your answer. They will not be considered in the grading
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) ....
7. (8 pts) A student carried out the following reaction sequence. Given the data below. provide structures for compounds A through D. Do this neatly by drawing the structures in the appropriate box below. 1) KMnO,/NaOH + 1) SOCI, D) DIBAL- H D 2) 1, 0 2 ) CH,OH2 ) H0 Compound A has 8 carbons and Compound D was found to be C&H,O, by mass spectrometry and had the following spectral data: 'H NMR: 9.87 ppm 8 (IH, s),...
Most questions answered within 3 hours.
-
Using MARS simulator, write MIPS programs according to
the following scenarios: Receive a positive integer number...
asked 14 minutes ago -
An object in front of a concave mirror has a real image that is
11.5 cm...
asked 28 minutes ago -
Consider the reaction, C3 H8 + O2 --> CO2 + H2O. How many
moles of O2...
asked 2 hours ago -
You and your opponent both roll a fair die. If you both roll the
same number,...
asked 2 hours ago -
In a study of the accuracy of fast food drive-through orders,
Restaurant A had 257 accurate...
asked 2 hours ago -
Identify and describe in detail the four categories of
institutions that could be included in a...
asked 2 hours ago -
In python
class Customer:
def __init__(self, customer_id, last_name, first_name, phone_number, address):
self._customer_id = int(customer_id)
self._last_name =...
asked 2 hours ago -
What is an example of a limitation in implementing a new
ERP system and how it...
asked 2 hours ago -
In a section of 9.7cm of an artery with a radius of 2.6mm there
is a...
asked 2 hours ago -
the two carboxylic acid groups of aspartic acid have different
acidities with pKa values of 2.1...
asked 2 hours ago -
Would CuCO3 aqueous salt combined with calcium chloride
form a solid precipitate? If so, what would...
asked 2 hours ago -
How do ECM Solutions assist in embedding a culture of continuous
improvement in an organization? (Project...
asked 3 hours ago