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3. When 2-ethylcyclohexanone is treated with LDA (in the solvent THF), followed by ethyl bromide, two...
Draw the major organic product of the reaction shown below. 1. LDA, THF on 2. CH,I,...
Draw the major organic product of the reaction shown below. 1. LDA, THF on 2. CH,I, HMPA 3. H', H,
OH LDA - в THF, -78 °C (a) There are four possible sites of deprotonation on...
OH LDA - в THF, -78 °C (a) There are four possible sites of deprotonation on compound A. Re-draw compound A, indicating each of these sites with an asterisk. (2] (b) Under these conditions, deprotonation with LDA gives the kinetic lithium enolate B. Give a curly arrow mechanism for the formation of B. [2] (c) Draw a curly arrow mechanism for the intramolecular aldol reaction of enolate B to give product C. [3] (d) Draw a curly arrow mechanism for...
The compound below undergoes E2 elimination using LDA as a strong base, and there is only...
The compound below undergoes E2 elimination using LDA as a
strong base, and there is only one observed product.
Draw the observed product and the theoretically possible isomer
that we don’t see.
Draw the mechanism to produce both.
Draw an energy coordinate diagram for this reaction including
the two low
energy conformations of the starting material (hint: chairs),
the observed product, and the theoretically possible product. Make
sure all relative energies are accurate (ground state and
transition state).
Explain why...
Draw the SN1 mechanism of the reaction between (R)-3-methylhexane and ethanol. Show lone pairs, electron pushing...
Draw the SN1 mechanism of the reaction between (R)-3-methylhexane
and ethanol. Show lone pairs, electron pushing arrows, 3-D view to
reflect appropriate stereochemistry, reactants,intermediates, and
products. name the product. draw and completely label a reaction
energy diagram corresponding to the mechanism you have drawn.
B. Draw the Snl mechanism of the reaction between (R)-3-bromo-3-methylhexane and ethanol. Show lone pairs, electron pushing arrows, 3-D view to reflect appropriate stereochemistry, reactants, intermediates, and products. You do not have to show transition states....
help! chemistry predict the products and mechanism! the Product. Provide the stable organic product(s) for the...
help! chemistry predict the products and mechanism!
the Product. Provide the stable organic product(s) for the reactions below. predict the Pro 1. Mgº, CH,CH,OCH,CH 2. CO (9) 3. H,O, HCI MgBr (X) 2. H,0,HCI 1. K Cr2O, H,SO, H,0 2. CH, MgBr (1 eq.) 3. H2O, HCI 1. Mgº, CH,CH,OCHCH 2. H20, HCI echanism. The following Grignard reaction has been observed to yield products A and B. MgCI THF-70 C 2. HCI, H20 0. Org. Chem. 1980, 45, 4952-4954. https://pubs.acs.org/doi/pdf/10.1021/acs.joc.8b01430)...
2. Draw an energy diagram for the first reaction in problem #1. Label the axis, reactants,...
2. Draw an energy diagram for the first reaction in problem #1. Label the axis, reactants, products, any intermediates (if needed) and transition states. Than indicate using dotted a line how the diagram would change if CH,CH2OH was used as the solvent instead of acetone. 3. Draw the mechanism showing how the following molecule can best be produced using a SN2 reaction (the molecule shown below is the product, you need to determine the proper reactants (RX and Nu)).
16. Draw a mechanism to show how two alkylation products are formed in this reaction. a. LDA b. CHI 17. Briefly exp...
16. Draw a mechanism to show how two alkylation products are formed in this reaction. a. LDA b. CHI 17. Briefly explain why reactions that use LDA as a base must be carried out in anhydrous conditions (ex. inert atmosphere).
3. 1,2-dimethyl-1,3-cyclohexadiene reacts with HCl to form up to four different products. HCI 4 possible products...
3. 1,2-dimethyl-1,3-cyclohexadiene reacts with HCl to form up to four different products. HCI 4 possible products a. b. Give the structures for the four products. When the reaction is run at low temperature, two products are formed preferentially ldentify these two products. c. When the reaction temperature is increased, a single product is favored. Identify the major product under these reaction conditions
Please and all two questions and explain how you got to your answer. I'm really lost...
Please and all two questions
and explain how you got to your answer. I'm really lost and I have
an exam in 7 days! A step by step would be appreciated.
9. (20 points) For the reaction shown below, a) predict the product b) draw a detailed mechanism using curved arrow notation c) draw the coordinate energy diagram d) label the reactants, intermediates and products on the energy diagram e) Which step is rate determining? Why? a HBO Reaction Progress...
20) Part 1: Provide a step-by-step mechanism (using arrows to show electron movement) to show how...
20) Part 1: Provide a step-by-step mechanism (using arrows to show electron movement) to show how the below reaction occurs. Be sure to draw ALL intermediates and movement of electrons to appropriately justify the given product. NOTE: It is not necessary for you to add other reagents that are not shown OR include other possible products that can be formed under the given reaction conditions. (4 points) CI OH + H2O Part B: Clearly draw and fully label an energy...
Draw the major organic product of the reaction shown below. 1. LDA, THF on 2. CH,I, HMPA 3. H', H,
OH LDA - в THF, -78 °C (a) There are four possible sites of deprotonation on compound A. Re-draw compound A, indicating each of these sites with an asterisk. (2] (b) Under these conditions, deprotonation with LDA gives the kinetic lithium enolate B. Give a curly arrow mechanism for the formation of B. [2] (c) Draw a curly arrow mechanism for the intramolecular aldol reaction of enolate B to give product C. [3] (d) Draw a curly arrow mechanism for...
The compound below undergoes E2 elimination using LDA as a
strong base, and there is only one observed product.
Draw the observed product and the theoretically possible isomer
that we don’t see.
Draw the mechanism to produce both.
Draw an energy coordinate diagram for this reaction including
the two low
energy conformations of the starting material (hint: chairs),
the observed product, and the theoretically possible product. Make
sure all relative energies are accurate (ground state and
transition state).
Explain why...
Draw the SN1 mechanism of the reaction between (R)-3-methylhexane
and ethanol. Show lone pairs, electron pushing arrows, 3-D view to
reflect appropriate stereochemistry, reactants,intermediates, and
products. name the product. draw and completely label a reaction
energy diagram corresponding to the mechanism you have drawn.
B. Draw the Snl mechanism of the reaction between (R)-3-bromo-3-methylhexane and ethanol. Show lone pairs, electron pushing arrows, 3-D view to reflect appropriate stereochemistry, reactants, intermediates, and products. You do not have to show transition states....
help! chemistry predict the products and mechanism!
the Product. Provide the stable organic product(s) for the reactions below. predict the Pro 1. Mgº, CH,CH,OCH,CH 2. CO (9) 3. H,O, HCI MgBr (X) 2. H,0,HCI 1. K Cr2O, H,SO, H,0 2. CH, MgBr (1 eq.) 3. H2O, HCI 1. Mgº, CH,CH,OCHCH 2. H20, HCI echanism. The following Grignard reaction has been observed to yield products A and B. MgCI THF-70 C 2. HCI, H20 0. Org. Chem. 1980, 45, 4952-4954. https://pubs.acs.org/doi/pdf/10.1021/acs.joc.8b01430)...
2. Draw an energy diagram for the first reaction in problem #1. Label the axis, reactants, products, any intermediates (if needed) and transition states. Than indicate using dotted a line how the diagram would change if CH,CH2OH was used as the solvent instead of acetone. 3. Draw the mechanism showing how the following molecule can best be produced using a SN2 reaction (the molecule shown below is the product, you need to determine the proper reactants (RX and Nu)).
16. Draw a mechanism to show how two alkylation products are formed in this reaction. a. LDA b. CHI 17. Briefly explain why reactions that use LDA as a base must be carried out in anhydrous conditions (ex. inert atmosphere).
3. 1,2-dimethyl-1,3-cyclohexadiene reacts with HCl to form up to four different products. HCI 4 possible products a. b. Give the structures for the four products. When the reaction is run at low temperature, two products are formed preferentially ldentify these two products. c. When the reaction temperature is increased, a single product is favored. Identify the major product under these reaction conditions
Please and all two questions
and explain how you got to your answer. I'm really lost and I have
an exam in 7 days! A step by step would be appreciated.
9. (20 points) For the reaction shown below, a) predict the product b) draw a detailed mechanism using curved arrow notation c) draw the coordinate energy diagram d) label the reactants, intermediates and products on the energy diagram e) Which step is rate determining? Why? a HBO Reaction Progress...
20) Part 1: Provide a step-by-step mechanism (using arrows to show electron movement) to show how the below reaction occurs. Be sure to draw ALL intermediates and movement of electrons to appropriately justify the given product. NOTE: It is not necessary for you to add other reagents that are not shown OR include other possible products that can be formed under the given reaction conditions. (4 points) CI OH + H2O Part B: Clearly draw and fully label an energy...
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