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IVa.1) (10 pts) You are asked to run the following reaction in the lab. Al isolation...
1) Provide the starting material for the following reaction. (0.5 pts) Он Он 1) Hg(OAc)2, H20...
1) Provide the starting material for the following reaction. (0.5 pts) Он Он 1) Hg(OAc)2, H20 2) NaBH (provide starting material) 2) Provide the major organic product(s) for the following reactions. If stereoisomers are formed, please show both stereoisomers. (0.5 pts each) 1) BH3 THF a) 2)120 NaOH 1) NaOH, H-O, 55°C b) 2) OsO4 t-BuOOH 1-BuOH, NaOH Br2 c) CCl4 H2O, H2SO d) H9SO4 2 equivalents HBr e) 3) The following ction generates an ether. Provide the major organic...
4. Reaction Fill-ins! Predict the product(s) OR starting material of the following reactions. Remember Hydride shifts a...
4. Reaction Fill-ins! Predict the product(s) OR starting material of the following reactions. Remember Hydride shifts are possible if when a more stable carbocation can exist (depending on reaction mechanism)! Put your answers in the indicated boxes. H2SO4 (cat.), H20 а. 1.4-product 1.2-product Br Br HBr b. Br Major product Minor produt Minor product HCI C. 1,2-product 1,4-product HI он MAJOR prod Minor prod. e. Draw the FULL electron-pushing mechanism for the reaction in part a above, INCLUDING ALL resonance...
7. (10 pts) Predict the major product and show the mechanism for the following reaction 1. OH 2. H30+,a (5 pts) Pro...
7. (10 pts) Predict the major product and show the mechanism for the following reaction 1. OH 2. H30+,a (5 pts) Provide a synthesis of the following compound using ammonia (NH) 8.
7. (10 pts) Predict the major product and show the mechanism for the following reaction 1. OH 2. H30+,a (5 pts) Provide a synthesis of the following compound using ammonia (NH) 8.
re-lab questions. 1. Use the following enthalpies of formation to determine the enthalpy of reaction for...
re-lab questions. 1. Use the following enthalpies of formation to determine the enthalpy of reaction for the decomposition of formic acid, HCOOH(), into CO(g) and H:O() ??9 [CO(g)--110.5 kJ/mol ??''t [ H2O(l) ] -285.5 kJ/mol ??9 [HCOOH(1)] -424.7 kJ/mol 6.5° C When 20 g of Al (s) at 98° C is placed in 50 g of H:00), the final temperature is 2 What was the initial temperature of the water? 2.
6. (4 pts.) Draw the two resonance structures of the enolate formed from the following reaction: 7. (4 pts) Draw th...
6. (4 pts.) Draw the two resonance structures of the enolate formed from the following reaction: 7. (4 pts) Draw the structure of an alkyl bromide (R-Br) and an alkoxide (R-O) that would provide the most efficient synthesis of the following ether by the Williamson ether synthesis. Target ether 8. (5 pts.) Draw a mechanism for the following E2 reaction. Draw the major product. Be sure to include any necessary H's in your structure as you draw the mechanism. OH...
2. (10 pts) Predict the major product for the following reaction and provide a curved arrow...
2. (10 pts) Predict the major product for the following reaction and provide a curved arrow mechanism for the formation of the product 1. NaOH/Br2 2. H30*
Homework 7 - Due 10/29/19 at the beginning of class (4 pts) 1) Rank the following...
Homework 7 - Due 10/29/19 at the beginning of class (4 pts) 1) Rank the following alkens in order of decreasing heat of hydrogenation (1 = greatest heatest of hydrogenation: 4 smallest heat of hydrogenation) (0.5 pts) 2) Provide the major product(s) for the following reactions, S, 2 and E2 reaction will only give one major product (the substitution or elimination product), (0.5 pts each) SOCH Pyridine HCl (excess) Heat OH H2SO, H,0 • Å Nas DMF, 25 °C NaOH...
4. [12 pts] Propose mechanisms for the formation of all 3 products shown in the reaction...
4. [12 pts] Propose mechanisms for the formation of all 3 products shown in the reaction below: (draw curved arrows, intermediates, and resonance structures if necessary. NO NEED FOR TRANSITION STATES! CH CH CH CH Br Heat CH,CH,OH OCH.CH Mechanism.14 points) Mechanism 2 points) Mechanism.3 14 points) 5. [14 pts] Provide the major products of reacting the alkene shown in the middle of the scheme below with all the reagents independently. Draw the products' structures in the corresponding table below...
This is for the Grignard Reaction laboratory. Please help me answer this question, much appreciated. 1....
This is for the Grignard Reaction laboratory. Please help me answer this question, much appreciated. 1. If a student performing Laboratory with Grignard reaction accidently used acetone as the reaction solvent instead of diethyl ether, what would the major organic product(s) be? Draw the structure of the product(s) (no mechanism necessary). b. What was the purpose of adding magnesium sulfate in this experiment? c. Grignard reagents react with both aldehyde and ketone functional groups. How do you predict the reaction...
12) Write the mechanism for the following nitration and predict the product. (10 pts) OH HNO3...
12) Write the mechanism for the following nitration and predict the product. (10 pts) OH HNO3 H2SO4 13) In the Diels Alder Reaction, 14.7g cyclopenta-1,3-diene (MW=66.1 g/mol) and 15.2g methyl arexate (MW= 86.09 g/mol) in 30 mL of diethyl ether (Density=0.713 g/cm^3;MW= 74.12 g/mol) was used for synthesis of 22.22g of Bicyclo[2.2.1]hept- 5-ene-2-carboxylic acid methyl ester (MW=152.19 g/mol). Please show your work. (10 pts) a. What is the limiting reagent during the reaction? b. What is the % yield of...
1) Provide the starting material for the following reaction. (0.5 pts) Он Он 1) Hg(OAc)2, H20 2) NaBH (provide starting material) 2) Provide the major organic product(s) for the following reactions. If stereoisomers are formed, please show both stereoisomers. (0.5 pts each) 1) BH3 THF a) 2)120 NaOH 1) NaOH, H-O, 55°C b) 2) OsO4 t-BuOOH 1-BuOH, NaOH Br2 c) CCl4 H2O, H2SO d) H9SO4 2 equivalents HBr e) 3) The following ction generates an ether. Provide the major organic...
4. Reaction Fill-ins! Predict the product(s) OR starting material of the following reactions. Remember Hydride shifts are possible if when a more stable carbocation can exist (depending on reaction mechanism)! Put your answers in the indicated boxes. H2SO4 (cat.), H20 а. 1.4-product 1.2-product Br Br HBr b. Br Major product Minor produt Minor product HCI C. 1,2-product 1,4-product HI он MAJOR prod Minor prod. e. Draw the FULL electron-pushing mechanism for the reaction in part a above, INCLUDING ALL resonance...
7. (10 pts) Predict the major product and show the mechanism for the following reaction 1. OH 2. H30+,a (5 pts) Provide a synthesis of the following compound using ammonia (NH) 8.
7. (10 pts) Predict the major product and show the mechanism for the following reaction 1. OH 2. H30+,a (5 pts) Provide a synthesis of the following compound using ammonia (NH) 8.
re-lab questions. 1. Use the following enthalpies of formation to determine the enthalpy of reaction for the decomposition of formic acid, HCOOH(), into CO(g) and H:O() ??9 [CO(g)--110.5 kJ/mol ??''t [ H2O(l) ] -285.5 kJ/mol ??9 [HCOOH(1)] -424.7 kJ/mol 6.5° C When 20 g of Al (s) at 98° C is placed in 50 g of H:00), the final temperature is 2 What was the initial temperature of the water? 2.
6. (4 pts.) Draw the two resonance structures of the enolate formed from the following reaction: 7. (4 pts) Draw the structure of an alkyl bromide (R-Br) and an alkoxide (R-O) that would provide the most efficient synthesis of the following ether by the Williamson ether synthesis. Target ether 8. (5 pts.) Draw a mechanism for the following E2 reaction. Draw the major product. Be sure to include any necessary H's in your structure as you draw the mechanism. OH...
2. (10 pts) Predict the major product for the following reaction and provide a curved arrow mechanism for the formation of the product 1. NaOH/Br2 2. H30*
Homework 7 - Due 10/29/19 at the beginning of class (4 pts) 1) Rank the following alkens in order of decreasing heat of hydrogenation (1 = greatest heatest of hydrogenation: 4 smallest heat of hydrogenation) (0.5 pts) 2) Provide the major product(s) for the following reactions, S, 2 and E2 reaction will only give one major product (the substitution or elimination product), (0.5 pts each) SOCH Pyridine HCl (excess) Heat OH H2SO, H,0 • Å Nas DMF, 25 °C NaOH...
4. [12 pts] Propose mechanisms for the formation of all 3 products shown in the reaction below: (draw curved arrows, intermediates, and resonance structures if necessary. NO NEED FOR TRANSITION STATES! CH CH CH CH Br Heat CH,CH,OH OCH.CH Mechanism.14 points) Mechanism 2 points) Mechanism.3 14 points) 5. [14 pts] Provide the major products of reacting the alkene shown in the middle of the scheme below with all the reagents independently. Draw the products' structures in the corresponding table below...
12) Write the mechanism for the following nitration and predict the product. (10 pts) OH HNO3 H2SO4 13) In the Diels Alder Reaction, 14.7g cyclopenta-1,3-diene (MW=66.1 g/mol) and 15.2g methyl arexate (MW= 86.09 g/mol) in 30 mL of diethyl ether (Density=0.713 g/cm^3;MW= 74.12 g/mol) was used for synthesis of 22.22g of Bicyclo[2.2.1]hept- 5-ene-2-carboxylic acid methyl ester (MW=152.19 g/mol). Please show your work. (10 pts) a. What is the limiting reagent during the reaction? b. What is the % yield of...
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