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uiz Problems - Provide an answer for each in the space provided. 1. Suggest a reasonable...
For 1 - 3, design reasonable syntheses of each of the target molecules using the provided...
For 1 - 3, design reasonable syntheses of each of the target molecules using the provided starting material and organic and inorganic reagents of your choice. Show the reagents needed for each step and the product of each step. Do not show any mechanisms. Please put all your answers on this sheet. Write your answers like this (actual number of starting steps may vary)material reagent(s) reagent(s) ABCD target Two equally reasonable routes are possible Can you find them both? (For...
Provide the reagents necessary to affect the following transformations in the provided space. If more than...
Provide the reagents necessary to affect the following transformations in the provided space. If more than one step is required, remember to delineate each individual step using numbers, i.e. - 1) reagents, solvents 2) reagents, solvents, 3) reagents, solvents, etc. Only answers written in the provided space will be graded!
Provide Major products for the reactions below in the space provided for each part. If there...
Provide Major products for the reactions below in the space provided for each part. If there are two major products, what is the relationship between the two products in each case. Please Show Stereochemistry using wedges and dashes. Provide mechanism, for Major product or products and the relationship between the products. Mention whether the addition is SYN, ANTI, Markovnikov (Mkv) or Anti Markovnikov for each reaction. Please draw clear and legible structures. Lewis structures must be used for the reagents....
2. Provide the reagents/conditions required to accomplish each of the transformations (A-C) below. If a reaction...
2. Provide the reagents/conditions required to accomplish each of the transformations (A-C) below. If a reaction consists of two steps, be sure to show this: 6 points. 3. Draw the starting materials (A and B) required to obtain the products shown below, using the reagents and conditions provided: 6 points. 1. HB(sia), THE 2. H2O2, NaOH, H20 produces 1.03 both products 2.(CH3)2S HgSO4 H2SO4, H20
1. Provide the missing conditions for both steps and show how the amide can be converted...
1. Provide the missing conditions for both steps and show how the amide can be converted to the corresponding acid chloride. Step 1 Step 2 Step 1 Conditions for step 1 (brain-twister: is there just one way?): Conditions for step 2 (same brain-twister): Full reaction scheme: 2. Consider the following reaction: 1. NaOM/MeOH 2. H,0* Does it have a specific name? How many products are possible? Show all of them. Suggest a synthetic route that leads to a lesser number...
1. Consider the following molecule (12 marks total) i. Provide the reaction conditions, and major product,...
1. Consider the following molecule (12 marks total) i. Provide the reaction conditions, and major product, for the monobromination of this molecule (2 marks) ii. Provide the full arrow pushing mechanism for the formation of the major product (making sure to include all initiation, and propagation steps as well as one termination step) (4 marks) (Continuation of Question 1) iii. Provide an explanation for why only one product is obtained through monobromination of this molecule (2 marks) iv. When reacting...
18-20. Spectroscopy: (4 pts) 20. Analyze the 1H NMR spectroscopic data provided for C4H7Bro. Provide degrees...
18-20. Spectroscopy: (4 pts) 20. Analyze the 1H NMR spectroscopic data provided for C4H7Bro. Provide degrees of unsaturation. Provide the appropriate structure. JA 2.2 (3H, singlet), De 83.5 (2H, triplet), 8c 4.5 (2H, triplet) (ppm) (8 pts total) 21-22. Mechanisms: Provide a reasonable, detailed, stepwise mechanism for: pts, all, if completely correct, or nothing) 21. ... the base-promoted transesterification of ethyl benzoate with sodium methoxide. (4 pts, all, if completely correct, or nothing) 22. the acid-catalyzed enolization of propanone. (10...
SHORT ANSWER. Write the word or phrase that bestempletes each statement or answers the question 1)...
SHORT ANSWER. Write the word or phrase that bestempletes each statement or answers the question 1) Provide the IUPAC name for the following compound. 1) 2) 2) Arrange the following alcohols in order of increasing boiling point ie rank from lowest to highest boiling point). (CH3)3COH, CH3CH2OH(CH3)3CCH2OH, and (CH3)2CHCH2CH2OH. 3) Provide a mechanism that leads to the major organic product of the two-step reaction below INH 1 CHICHCH ESSAY. Write your answer in the space provided or on a separate...
1. (4 pts) Rank each of the following carbocations in order of stability (1 most stable...
1. (4 pts) Rank each of the following carbocations in order of stability (1 most stable and 4 least stable). н н сH н Н,с Н,с" H сH; CH3 Hас- H 2. (6 pts total; 2 pts each) Complete the following transformations by indicating the reactant structure or the major organic product(s). Place your answer(s) in the space provided. Be certain to indicate stereochemistry where applicable. Cl2 Он cat. H2SO H-о Br Br conc. HBra) сн сна 3. (10 pts...
4. Multiple Choice Place your answer in the space provided. (2 pts. each; 12 pts. total)...
4. Multiple Choice Place your answer in the space provided. (2 pts. each; 12 pts. total) Which is NOT true of the aldol condensation? A. It accomplishes the formation of a new carbon-carbon bond B. The enolate is favored at equilibrium (assume NaOH as the base) C. The key step is the mechanism is attack of the enolate ion on a carbonyl carbon atom D. Dehydration of the aldol product is often observed and is irreversible. _Which sets of hydrogen...
For 1 - 3, design reasonable syntheses of each of the target molecules using the provided starting material and organic and inorganic reagents of your choice. Show the reagents needed for each step and the product of each step. Do not show any mechanisms. Please put all your answers on this sheet. Write your answers like this (actual number of starting steps may vary)material reagent(s) reagent(s) ABCD target Two equally reasonable routes are possible Can you find them both? (For...
Provide the reagents necessary to affect the following transformations in the provided space. If more than one step is required, remember to delineate each individual step using numbers, i.e. - 1) reagents, solvents 2) reagents, solvents, 3) reagents, solvents, etc. Only answers written in the provided space will be graded!
Provide Major products for the reactions below in the space provided for each part. If there are two major products, what is the relationship between the two products in each case. Please Show Stereochemistry using wedges and dashes. Provide mechanism, for Major product or products and the relationship between the products. Mention whether the addition is SYN, ANTI, Markovnikov (Mkv) or Anti Markovnikov for each reaction. Please draw clear and legible structures. Lewis structures must be used for the reagents....
2. Provide the reagents/conditions required to accomplish each of the transformations (A-C) below. If a reaction consists of two steps, be sure to show this: 6 points. 3. Draw the starting materials (A and B) required to obtain the products shown below, using the reagents and conditions provided: 6 points. 1. HB(sia), THE 2. H2O2, NaOH, H20 produces 1.03 both products 2.(CH3)2S HgSO4 H2SO4, H20
1. Provide the missing conditions for both steps and show how the amide can be converted to the corresponding acid chloride. Step 1 Step 2 Step 1 Conditions for step 1 (brain-twister: is there just one way?): Conditions for step 2 (same brain-twister): Full reaction scheme: 2. Consider the following reaction: 1. NaOM/MeOH 2. H,0* Does it have a specific name? How many products are possible? Show all of them. Suggest a synthetic route that leads to a lesser number...
1. Consider the following molecule (12 marks total) i. Provide the reaction conditions, and major product, for the monobromination of this molecule (2 marks) ii. Provide the full arrow pushing mechanism for the formation of the major product (making sure to include all initiation, and propagation steps as well as one termination step) (4 marks) (Continuation of Question 1) iii. Provide an explanation for why only one product is obtained through monobromination of this molecule (2 marks) iv. When reacting...
18-20. Spectroscopy: (4 pts) 20. Analyze the 1H NMR spectroscopic data provided for C4H7Bro. Provide degrees of unsaturation. Provide the appropriate structure. JA 2.2 (3H, singlet), De 83.5 (2H, triplet), 8c 4.5 (2H, triplet) (ppm) (8 pts total) 21-22. Mechanisms: Provide a reasonable, detailed, stepwise mechanism for: pts, all, if completely correct, or nothing) 21. ... the base-promoted transesterification of ethyl benzoate with sodium methoxide. (4 pts, all, if completely correct, or nothing) 22. the acid-catalyzed enolization of propanone. (10...
SHORT ANSWER. Write the word or phrase that bestempletes each statement or answers the question 1) Provide the IUPAC name for the following compound. 1) 2) 2) Arrange the following alcohols in order of increasing boiling point ie rank from lowest to highest boiling point). (CH3)3COH, CH3CH2OH(CH3)3CCH2OH, and (CH3)2CHCH2CH2OH. 3) Provide a mechanism that leads to the major organic product of the two-step reaction below INH 1 CHICHCH ESSAY. Write your answer in the space provided or on a separate...
1. (4 pts) Rank each of the following carbocations in order of stability (1 most stable and 4 least stable). н н сH н Н,с Н,с" H сH; CH3 Hас- H 2. (6 pts total; 2 pts each) Complete the following transformations by indicating the reactant structure or the major organic product(s). Place your answer(s) in the space provided. Be certain to indicate stereochemistry where applicable. Cl2 Он cat. H2SO H-о Br Br conc. HBra) сн сна 3. (10 pts...
4. Multiple Choice Place your answer in the space provided. (2 pts. each; 12 pts. total) Which is NOT true of the aldol condensation? A. It accomplishes the formation of a new carbon-carbon bond B. The enolate is favored at equilibrium (assume NaOH as the base) C. The key step is the mechanism is attack of the enolate ion on a carbonyl carbon atom D. Dehydration of the aldol product is often observed and is irreversible. _Which sets of hydrogen...
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