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III. Grignard Reagents. 1. (6 pts) Provide two different syntheses for 1,1-diphenyl-1-butanol starting from a carbonyl...
1. (6 pts) Provide two different syntheses for 1,1-diphenyl-1-butanol starting from a carbonyl compound and using a...
1. (6 pts) Provide two different syntheses for 1,1-diphenyl-1-butanol starting from a carbonyl compound and using a Grignard reagent. Synthetic Route 1: carbonyl Grignard reagent a) THE b) H30* work up 1,1-diphenyl-1-butanol Synthetic Route 2: carbonyl Grignard reagent a) THF b) H30* work up ОН 1.1-diphenyl-1-butanol 2. (3 pts) The use of Grignard reagents requires scrupulously dry aprotic solvents such as diethyl ether or tetrahydrofuran. Please explain why the solvents need to be scrupulously dry. To support your reason, show...
I need help with to solve this! 1. List the following carbonyl compounds in order of...
I need help with to solve this!
1. List the following carbonyl compounds in order of decreasing reactivity toward nucleophilic attack. CH CH3CH2CHCCCH2CH3 CH3CH2 CHCCH2CH3 CH3CH 2CH CH, CH CH CH3CH2CCH2CH3 CH3CH2CHCCHCH2CH3 CH CHCH CCH CH CH3 CH CH3 2. Each of the 30 alcohols below can be synthesized three different ways starting with a carbonyl compound and a Grignard reagent. Provide those syntheses for each alcohol shown. OH OH CH.
Provide the reagents and their sequence of use necessary to produce the major product shown in...
Provide the reagents and their sequence of use necessary to produce the major product shown in each of the following conversions Les ri - - 1.2 (a) Provide a mechanism for the following reaction CH,ONa CH, OH m o amore chat es (b) Explain in detail why the compound shown below is not formed in the reaction given in 1 2 (a) above [TURN OVER] 13 Give the product and the mechanism of the following reaction NaOH (1) Ph? н...
help with 23 HAPTER 14: ORGANOMETALLIC COMPOUNDS TWO common solvents for Grignard reagents are: 1) ethanol...
help with 23
HAPTER 14: ORGANOMETALLIC COMPOUNDS TWO common solvents for Grignard reagents are: 1) ethanol and diethyl ether. 2) diethyl ether and tetrahydrofuran (THF). 3) tetrahydrofuran (THF) and toluene. 4) water and ethanol. What is the product of the following reaction? CH, CH. CHCH.CH - ether 2) 2-ethyl-1-pentanol 2) 2-ethyl-1-butanol 3) 3-pentanel 4) 3-aethyl-1-pentanc: The reaction of benzyl sagnesius bromide (C.HSCHMB) with acetaldehyde (CHC40) followed by hydrolysis yields: 1) 1-phenyl-1-propanol 2) 1-phenyl-2-propanol 3) 2-phenyl-2-propanel 4 .-ghen -propane: mo synthesize...
Grignard Reaction 1. Draw your complete reaction, including the formation of the Grignard reagent and the...
Grignard Reaction 1. Draw your complete reaction, including the formation of the Grignard reagent and the reaction with your carbonyl compound. Below each reagent, write its molecular weight and density (if a liquid). Also write how much of each material you will use in ml (if liquid), grams, and moles. Also include the molecular weight and melting point of your final product. 2. How many moles of Grignard reagent are you synthesizing? What mass of water could fully react with...
1. Provide reagents/synthetic steps to complete the transformations W loch - (A) it B o con...
1. Provide reagents/synthetic steps to complete the transformations W loch - (A) it B o con OH OH (C) (B) 2. Using the two starting materials, create the following polyester only - Horngular 3. Name the following 3. Name the following. mohm mit
extra credit orgo chem NaBH MOH 1.Write two starting materials (five or fewer C's) that react...
extra credit orgo chem
NaBH MOH 1.Write two starting materials (five or fewer C's) that react to form the target molecule starting from any carbonyl compound and any organometallic reagent. OH Part IV. Mechanistic Puzzlers (16 pts) 10. Reduction of cyclohexanone using lithium aluminum hydride gives a deuterated alcohol when D.O is used instead of H.O in the workup step. Account for this outcome with a mechanism, showing curved arrows, the key intermediate, and lone pairs and charges. (6 pts)...
what are the starting matrial, solvent, and reagent to use to get 1-phenyl-1-propanol? Grignard Addition VCL...
what are the starting matrial, solvent, and reagent to use to
get 1-phenyl-1-propanol?
Grignard Addition VCL 10-1: Grignard Addition - 1 For this assignment, the target compound that you should synthesize is 1-phenyl-1-propanol. This is an organometallic addition reaction. Examine the product and identify potential bonds that may be formed. Keep in mind the mechanism and the need to quench the reaction with acid to liberate the neutral product. Synthesis Procedures 1. Start Virtual ChemLab and select Grignard Addition -/...
1) What is the major organic product obtained from the following sequence of reactions? 1. (CH)...
1) What is the major organic product obtained from the following sequence of reactions? 1. (CH) CHCH.MOBI O CO HSÓ 2.H.O 2) What is the product of the following reaction? La noh to stor 3) What is the product of the following reaction? EtMgBr 4) What carbonyl compound and Grignard reagent could be used to prepare 2-butanol? CH.CHOCH.CH:Mgle CH.CH:CHO CHME CH.COCHCHMulle Only I Only II Only III Only I and II 6) What is the missing reagent in the reaction...
Which starting matrial, solvent and reagent should I use to get 1-phenyl-1-propanol? Grignard Addition VCL 10-1:...
Which starting matrial, solvent and reagent should I use to
get 1-phenyl-1-propanol?
Grignard Addition VCL 10-1: Grignard Addition - 1 For this assignment, the target compound that you should synthesize is 1-phenyl-1-propanol. This is an organometallic addition reaction. Examine the product and identify potential bonds that may be formed. Keep in mind the mechanism and the need to quench the reaction with acid to liberate the neutral product. Synthesis Procedures 1. Start Virtual ChemLab and select Grignard Addition - /...
1. (6 pts) Provide two different syntheses for 1,1-diphenyl-1-butanol starting from a carbonyl compound and using a Grignard reagent. Synthetic Route 1: carbonyl Grignard reagent a) THE b) H30* work up 1,1-diphenyl-1-butanol Synthetic Route 2: carbonyl Grignard reagent a) THF b) H30* work up ОН 1.1-diphenyl-1-butanol 2. (3 pts) The use of Grignard reagents requires scrupulously dry aprotic solvents such as diethyl ether or tetrahydrofuran. Please explain why the solvents need to be scrupulously dry. To support your reason, show...
I need help with to solve this!
1. List the following carbonyl compounds in order of decreasing reactivity toward nucleophilic attack. CH CH3CH2CHCCCH2CH3 CH3CH2 CHCCH2CH3 CH3CH 2CH CH, CH CH CH3CH2CCH2CH3 CH3CH2CHCCHCH2CH3 CH CHCH CCH CH CH3 CH CH3 2. Each of the 30 alcohols below can be synthesized three different ways starting with a carbonyl compound and a Grignard reagent. Provide those syntheses for each alcohol shown. OH OH CH.
Provide the reagents and their sequence of use necessary to produce the major product shown in each of the following conversions Les ri - - 1.2 (a) Provide a mechanism for the following reaction CH,ONa CH, OH m o amore chat es (b) Explain in detail why the compound shown below is not formed in the reaction given in 1 2 (a) above [TURN OVER] 13 Give the product and the mechanism of the following reaction NaOH (1) Ph? н...
help with 23
HAPTER 14: ORGANOMETALLIC COMPOUNDS TWO common solvents for Grignard reagents are: 1) ethanol and diethyl ether. 2) diethyl ether and tetrahydrofuran (THF). 3) tetrahydrofuran (THF) and toluene. 4) water and ethanol. What is the product of the following reaction? CH, CH. CHCH.CH - ether 2) 2-ethyl-1-pentanol 2) 2-ethyl-1-butanol 3) 3-pentanel 4) 3-aethyl-1-pentanc: The reaction of benzyl sagnesius bromide (C.HSCHMB) with acetaldehyde (CHC40) followed by hydrolysis yields: 1) 1-phenyl-1-propanol 2) 1-phenyl-2-propanol 3) 2-phenyl-2-propanel 4 .-ghen -propane: mo synthesize...
Grignard Reaction 1. Draw your complete reaction, including the formation of the Grignard reagent and the reaction with your carbonyl compound. Below each reagent, write its molecular weight and density (if a liquid). Also write how much of each material you will use in ml (if liquid), grams, and moles. Also include the molecular weight and melting point of your final product. 2. How many moles of Grignard reagent are you synthesizing? What mass of water could fully react with...
1. Provide reagents/synthetic steps to complete the transformations W loch - (A) it B o con OH OH (C) (B) 2. Using the two starting materials, create the following polyester only - Horngular 3. Name the following 3. Name the following. mohm mit
extra credit orgo chem
NaBH MOH 1.Write two starting materials (five or fewer C's) that react to form the target molecule starting from any carbonyl compound and any organometallic reagent. OH Part IV. Mechanistic Puzzlers (16 pts) 10. Reduction of cyclohexanone using lithium aluminum hydride gives a deuterated alcohol when D.O is used instead of H.O in the workup step. Account for this outcome with a mechanism, showing curved arrows, the key intermediate, and lone pairs and charges. (6 pts)...
what are the starting matrial, solvent, and reagent to use to
get 1-phenyl-1-propanol?
Grignard Addition VCL 10-1: Grignard Addition - 1 For this assignment, the target compound that you should synthesize is 1-phenyl-1-propanol. This is an organometallic addition reaction. Examine the product and identify potential bonds that may be formed. Keep in mind the mechanism and the need to quench the reaction with acid to liberate the neutral product. Synthesis Procedures 1. Start Virtual ChemLab and select Grignard Addition -/...
1) What is the major organic product obtained from the following sequence of reactions? 1. (CH) CHCH.MOBI O CO HSÓ 2.H.O 2) What is the product of the following reaction? La noh to stor 3) What is the product of the following reaction? EtMgBr 4) What carbonyl compound and Grignard reagent could be used to prepare 2-butanol? CH.CHOCH.CH:Mgle CH.CH:CHO CHME CH.COCHCHMulle Only I Only II Only III Only I and II 6) What is the missing reagent in the reaction...
Which starting matrial, solvent and reagent should I use to
get 1-phenyl-1-propanol?
Grignard Addition VCL 10-1: Grignard Addition - 1 For this assignment, the target compound that you should synthesize is 1-phenyl-1-propanol. This is an organometallic addition reaction. Examine the product and identify potential bonds that may be formed. Keep in mind the mechanism and the need to quench the reaction with acid to liberate the neutral product. Synthesis Procedures 1. Start Virtual ChemLab and select Grignard Addition - /...
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