Homework Answers
Add Answer to:
The following reaction is best described as: NaOEt EtOH, heat nucleophilic substitution (SNI) dehydrohalogenation (E1) dehydrohalogenation...
3. Determine the mechanism of nucleophilic substitution (SNI or SN2) for each reaction and draw the products. Be aw...
3. Determine the mechanism of nucleophilic substitution (SNI or SN2) for each reaction and draw the products. Be aware of stereochemistry. 8 + CN - dletone m et och cun, DE Br + OCH₂ CH₂ DME 4. Draw all constitutional isomers formed during each elimination reaction after determining whether it is E1 or E2. habel it as El or E2. госна. a y "ocha, B b. Tă CH₃OH Br -OH
1. indicate whether the following reactions will proceed via an Sni, Sn2, E1 or 2 mechanism....
1. indicate whether the following reactions will proceed via an Sni, Sn2, E1 or 2 mechanism. 2 NISCH reaction type SN NaOCH.CH reaction type 2 2. Briefly explain your answer to question 1b 3. Provide the missing starting material(s), reactant(s) or product(s) as necessary for the following reactions. DBN (a bulky base) Br NaBr B) heat 4. For the following reaction, draw the MAJOR and the MINOR products formed. Label the type of reaction the produced the product below it...
What is the expected major product of the following reaction sequence? 1. NaOEt, EtOH, heat 2....
What is the expected major product of the following reaction sequence? 1. NaOEt, EtOH, heat 2. BH; THF 3. H2O2, NaOH HO OH O + enantiomer + enantiomer + enantiomer + enantiomer IV O O O O O
Rank the following alkenes in order to increasing stability. Lolype of alcohol 3° 2° >> 10...
Rank the following alkenes in order to increasing
stability.
Lolype of alcohol 3° 2° >> 10 conditions requires relatively harsh conditions Et de v It-Bude * bulky basé 3. Rank the following alkenes in order to increasing stability. 4. Draw the mechanism for the following E2 reactions, HA - Br I ( + CH3ONa "ph Ph E
Part 2. Nucleophilic substitution The reaction below is a nucleophilic substitution. Answer the following questions OH...
Part 2. Nucleophilic substitution The reaction below is a nucleophilic substitution. Answer the following questions OH NaOH MeOH Br 1. What is the intermediate? (4 pts) 2. What is the product? Pay attention to stereochemistry where appropriate. (4 pts) Part 3. Integrated question The reaction below has been asked in our lecture. What are reagents required to complete the synthesis? (Hints: two steps) (6 pts) SCH3
Predict the major organic product of the following reaction and complete its mechanism below. 1) NaOEt/EtOH...
Predict the major organic product of the following reaction and complete its mechanism below. 1) NaOEt/EtOH 2) CH3CH2CH2Br 3) dilute NaOH/heat 4) H30* 5) heat Complete the curved-arrow mechanism for the scheme below by adding any missing atoms, bonds, charges, nonbonding electrons, and curved arrows. :O O: :Br. CH3CH2OH Do not show curved arrows for this step. Added acid Dilute HH NaOH and heat hydrolyzes the ester. O: Na Br - H20, Na* O: 100-150 °C O:
Q1:Rank the following leaving groups from best (top) to worst (bottom) in nucleophilic substitution reaction: Br,...
Q1:Rank the following leaving groups from best (top) to worst
(bottom) in nucleophilic substitution reaction: Br, I, F, Cl.
Q2:
The silica gel TLC below shows analysis of fractions collected
after column chromatography of the crude reaction mixture obtained
in Williamson Ether Synthesis lab ("mixture" is the spot of the
reaction mixture before column). Which fractions (1-6) should be
collected to obtain pure product? Enter the corresponding fraction
numbers separated by comma (i.e., 1,2,etc.)
Word Answer:
4. (2 points) For the following S2 reaction, (a) predict the product, including stereochemistry, and (b)...
4. (2 points) For the following S2 reaction, (a) predict the product, including stereochemistry, and (b) draw the 3D transition state structure leading to the S2 product (using lines, dashes, wedges, dotted lines for partial bonds, and any needed partial charges). (a) OTs кCN CH3 (b) Transition state structure 5. (3 points) Complete the following sequences by filling in missing reagents from the list provided. Sequential steps, if necessary, should be numbered. Он Reagent List: PCI3 pyridine НС PBr3 NaH...
Rank the following alkyl bromides in order of decreasing reactivity to S2 substitution, by entering a...
Rank the following alkyl bromides in order of decreasing reactivity to S2 substitution, by entering a ranking number (1-4) next to each structure (1=most reactive). Br-CHE Rank the following carbocations in order of decreasing stability, by entering a ranking number (1-3) in the space next to the structure (1-most stable). We were unable to transcribe this imageRank the following nucleophiles in decreasing order of nucleophilicity (most reactive first) in an aprotic solvent, by entering a ranking number (1-4) next to...
UN CONVERGENCE (25PT TOTAL): Answer mwing reactions A: The following reaction yield a complex mixture of...
UN CONVERGENCE (25PT TOTAL): Answer mwing reactions A: The following reaction yield a complex mixture of som conditions are responsible for its production. Circle or shade chor 6. 2019 wer the following questions in the complex mixture from th dalferent compounds fasthoudend indicate which reaction EtOH, Δ 102° 3° alky halide 10:2° 3° alky halide or tetral tri/ di/ mond alkene substituted SN1 E2 SN2 E1 A Fetral tri di mong alkene substituted SN1 E2 SN2 E1 C 1° 2°...
3. Determine the mechanism of nucleophilic substitution (SNI or SN2) for each reaction and draw the products. Be aware of stereochemistry. 8 + CN - dletone m et och cun, DE Br + OCH₂ CH₂ DME 4. Draw all constitutional isomers formed during each elimination reaction after determining whether it is E1 or E2. habel it as El or E2. госна. a y "ocha, B b. Tă CH₃OH Br -OH
1. indicate whether the following reactions will proceed via an Sni, Sn2, E1 or 2 mechanism. 2 NISCH reaction type SN NaOCH.CH reaction type 2 2. Briefly explain your answer to question 1b 3. Provide the missing starting material(s), reactant(s) or product(s) as necessary for the following reactions. DBN (a bulky base) Br NaBr B) heat 4. For the following reaction, draw the MAJOR and the MINOR products formed. Label the type of reaction the produced the product below it...
What is the expected major product of the following reaction sequence? 1. NaOEt, EtOH, heat 2. BH; THF 3. H2O2, NaOH HO OH O + enantiomer + enantiomer + enantiomer + enantiomer IV O O O O O
Rank the following alkenes in order to increasing
stability.
Lolype of alcohol 3° 2° >> 10 conditions requires relatively harsh conditions Et de v It-Bude * bulky basé 3. Rank the following alkenes in order to increasing stability. 4. Draw the mechanism for the following E2 reactions, HA - Br I ( + CH3ONa "ph Ph E
Part 2. Nucleophilic substitution The reaction below is a nucleophilic substitution. Answer the following questions OH NaOH MeOH Br 1. What is the intermediate? (4 pts) 2. What is the product? Pay attention to stereochemistry where appropriate. (4 pts) Part 3. Integrated question The reaction below has been asked in our lecture. What are reagents required to complete the synthesis? (Hints: two steps) (6 pts) SCH3
Predict the major organic product of the following reaction and complete its mechanism below. 1) NaOEt/EtOH 2) CH3CH2CH2Br 3) dilute NaOH/heat 4) H30* 5) heat Complete the curved-arrow mechanism for the scheme below by adding any missing atoms, bonds, charges, nonbonding electrons, and curved arrows. :O O: :Br. CH3CH2OH Do not show curved arrows for this step. Added acid Dilute HH NaOH and heat hydrolyzes the ester. O: Na Br - H20, Na* O: 100-150 °C O:
Q1:Rank the following leaving groups from best (top) to worst
(bottom) in nucleophilic substitution reaction: Br, I, F, Cl.
Q2:
The silica gel TLC below shows analysis of fractions collected
after column chromatography of the crude reaction mixture obtained
in Williamson Ether Synthesis lab ("mixture" is the spot of the
reaction mixture before column). Which fractions (1-6) should be
collected to obtain pure product? Enter the corresponding fraction
numbers separated by comma (i.e., 1,2,etc.)
Word Answer:
4. (2 points) For the following S2 reaction, (a) predict the product, including stereochemistry, and (b) draw the 3D transition state structure leading to the S2 product (using lines, dashes, wedges, dotted lines for partial bonds, and any needed partial charges). (a) OTs кCN CH3 (b) Transition state structure 5. (3 points) Complete the following sequences by filling in missing reagents from the list provided. Sequential steps, if necessary, should be numbered. Он Reagent List: PCI3 pyridine НС PBr3 NaH...
Rank the following alkyl bromides in order of decreasing reactivity to S2 substitution, by entering a ranking number (1-4) next to each structure (1=most reactive). Br-CHE Rank the following carbocations in order of decreasing stability, by entering a ranking number (1-3) in the space next to the structure (1-most stable). We were unable to transcribe this imageRank the following nucleophiles in decreasing order of nucleophilicity (most reactive first) in an aprotic solvent, by entering a ranking number (1-4) next to...
UN CONVERGENCE (25PT TOTAL): Answer mwing reactions A: The following reaction yield a complex mixture of som conditions are responsible for its production. Circle or shade chor 6. 2019 wer the following questions in the complex mixture from th dalferent compounds fasthoudend indicate which reaction EtOH, Δ 102° 3° alky halide 10:2° 3° alky halide or tetral tri/ di/ mond alkene substituted SN1 E2 SN2 E1 A Fetral tri di mong alkene substituted SN1 E2 SN2 E1 C 1° 2°...
Most questions answered within 3 hours.
-
1.
What is the minimum volume to use in the Spec 20 cuvette in order
to...
asked 25 minutes ago -
A builder wants to install wall-to-wall carpeting in a living
room of length 8.87 m and...
asked 17 minutes ago -
Organizational change can produce anxiety in those affected by
the change. In what ways can change...
asked 20 minutes ago -
Ozone in the atmosphere may react with nitric oxide.
From the following data, calculate the DG...
asked 25 minutes ago -
Steven Long, a bond analyst, is analyzing a convertible bond.
The characteristics of the bond are...
asked 24 minutes ago -
Michael Bordellet is
the owner/pilot of Stellar Air Service. The company flies a daily
round trip...
asked 26 minutes ago -
Hi, I need to change the conversion where stack is into a class
stack and add...
asked 43 minutes ago -
Consider the log logistic CDF F(t)=1/(1+(t/α)-β)
Find f(t), S(t), h(t), and H(t).
It can be shown...
asked 45 minutes ago -
A gaseous mixture of methane and water vapor at
atmospheric pressure and 500 ° C is...
asked 57 minutes ago -
QUESTION 11
The Stark Laws (Physician Self-Referral Laws) were passed to
prevent providers from referring Medicare...
asked 51 minutes ago -
Malnutrition is prevalent in underdeveloped countries and
measures should be taken to rectify the situation.
Read...
asked 48 minutes ago -
You have just received a large cut from a kitchen knife. Over
the following week, you...
asked 1 hour ago