Bromination of Cinnamic Acid- What is the chemical reaction that happened when you added a few...
Bromination of Cinnamic Acid- What is the chemical reaction that happened when you added a few drops of cyclohexene to remove the color in the product solution? Give a complete balanced chemical equation with proper stereochemistry.
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Bromination of Cinnamic Acid- What is the chemical reaction that
happened when you added a few...
Draw the mechanism of the bromination reaction between trans cinnamic acid and bromine. Be sure to...
Draw the mechanism of the bromination reaction between trans cinnamic acid and bromine. Be sure to include stereochemistry( wedge and dashed structures). The product obtained was the racemic mixture of (2R,3S) and (2S,3R) of 2,3-dibromo-3-phenylpropanoic acid.
You attempt to perform a bromination of trans-cinnamic acid in the hopes of producing the product...
You attempt to perform a bromination of trans-cinnamic
acid in the hopes of producing the product shown below. You decide
to take a 1H NMR spectrum of what you hope is the
product. Signals with which of the following approximate chemical
shifts would indicate that the product did not
form?
The listed regions would not be useful in determing reaction
success.
~ 12.0 ppm
~ 5.5 ppm
~7.0 ppm
Br O OH Br
Write a balanced chemical equation for each reaction. If no reaction occurred, write "N.R."): Magnesium and...
Write a balanced chemical equation for each reaction. If no reaction occurred, write "N.R."): Magnesium and hydrochloric acid: Zine and hydrochloric acid: Copper and hydrochloric acid: 3. Metals reacting with a non-metal (oxygen); metal oxides reacting with water Write a balanced chemical equation for each reaction. Magnesium and oxygen: Calcium and oxygen What happened when magnesium oxide and calcium oxide were added to water containing phenol phthalein indicator? What differences, if any, did you observe? Turns basic Water turns Pince...
2. Cover Page Questions 2.1. Draw the chemical structures of cinnamic acid, pyridinium tribromide and acetic...
2. Cover Page Questions 2.1. Draw the chemical structures of cinnamic acid, pyridinium tribromide and acetic acid. Draw the reaction equation of the chemicals. (3 points) 2.2. What is the anti-addition reaction? Discuss the difference in the conformation of the resultant di-vicinal brominated compounds of cyclic alkenes and acyclic alkenes in the anti-addition reaction List the examples of the anti-addition bromination reaction of the cyclic and acyclic alkenes. (4 points)
Exp 210 CYCLE OF COPPER REACTIONS Part 1: Reaction of solid copper with concentrated nitric acid ...
Exp 210 CYCLE OF COPPER REACTIONS Part 1: Reaction of solid copper with concentrated nitric acid Observations: (partial example given) Tke copper wire was bright/shiny after cleaning wits steel wool. The nitric acia solution. was nearly clear/coloriess olthongh α very faint reddish brown discoloration was evident. Reaction Products The cemplet d Balanced molecular chemical equation (this first reaction equation is given as an example) What ions are in solution after the reaction is complete? What is the oxidation state of...
4. What is the first, the very first, rapid reaction when you add KOH to the...
4. What is the first, the very first, rapid reaction when you add KOH to the solution of cinnamic acid dibromide at room temp in methanol? Write the relevant chemical equation.
2. Answer the following questions about phosphoric acid (H3PO4). a. (2 points) What color will a...
2. Answer the following questions about phosphoric acid (H3PO4). a. (2 points) What color will a 0.1 M solution of H3PO4 turn blue litmus paper? b. (2 points) What color will a 0.1 M solution of H3PO4 turn red litmus paper? c. (2 points) What color will phenolphthalein be in a 0.1 M solution of H,POA? d. (5 points) Write an equation for the reaction that takes place when phosphoric acid is added to water e. (4 points) What is...
A buffer is prepared by adding 23.0 g of sodium acetate (CH3COONa) to 500 mL of...
A buffer is prepared by adding 23.0 g of sodium acetate (CH3COONa) to 500 mL of a 0.160 M acetic acid (CH3COOH) solution. Write the complete ionic equation for the reaction that occurs when a few drops of hydrochloric acid are added to the buffer. Write the complete ionic equation for the reaction that occurs when a few drops of sodium hydroxide solution are added to the buffer. Express your answer as a chemical equation. Identify all of the phases...
Experiment 7 Report Assignment POSSIBLE POINTS: 2 You dissolve a small amount of your cobalt product...
Experiment 7 Report Assignment POSSIBLE POINTS: 2 You dissolve a small amount of your cobalt product in a few mL of water. When you added several drops of 0.1 M AgNo, to your cobalt complex, you observe that a white precipitate forms but the solution color does not change. Write a net ionic equation for any reaction taking place. Experiment 7 Report Assignment POSSIBLE POINTS: 2 You dissolve a small amount of your copper product in a few mL of...
A buffer is prepared by adding 18.0 g of sodium acetate (CH3COONa) to 490 mL of...
A buffer is prepared by adding 18.0 g of sodium acetate (CH3COONa) to 490 mL of a 0.140 M acetic acid (CH3COOH) solution. 1) Determine the pH of the buffer. 2) Write the complete ionic equation for the reaction that occurs when a few drops of hydrochloric acid are added to the buffer. (Express your answer as a chemical equation. Identify all of the phases in your answer.) 3) Write the complete ionic equation for the reaction that occurs when...
You attempt to perform a bromination of trans-cinnamic
acid in the hopes of producing the product shown below. You decide
to take a 1H NMR spectrum of what you hope is the
product. Signals with which of the following approximate chemical
shifts would indicate that the product did not
form?
The listed regions would not be useful in determing reaction
success.
~ 12.0 ppm
~ 5.5 ppm
~7.0 ppm
Br O OH Br
Write a balanced chemical equation for each reaction. If no reaction occurred, write "N.R."): Magnesium and hydrochloric acid: Zine and hydrochloric acid: Copper and hydrochloric acid: 3. Metals reacting with a non-metal (oxygen); metal oxides reacting with water Write a balanced chemical equation for each reaction. Magnesium and oxygen: Calcium and oxygen What happened when magnesium oxide and calcium oxide were added to water containing phenol phthalein indicator? What differences, if any, did you observe? Turns basic Water turns Pince...
2. Cover Page Questions 2.1. Draw the chemical structures of cinnamic acid, pyridinium tribromide and acetic acid. Draw the reaction equation of the chemicals. (3 points) 2.2. What is the anti-addition reaction? Discuss the difference in the conformation of the resultant di-vicinal brominated compounds of cyclic alkenes and acyclic alkenes in the anti-addition reaction List the examples of the anti-addition bromination reaction of the cyclic and acyclic alkenes. (4 points)
Exp 210 CYCLE OF COPPER REACTIONS Part 1: Reaction of solid copper with concentrated nitric acid Observations: (partial example given) Tke copper wire was bright/shiny after cleaning wits steel wool. The nitric acia solution. was nearly clear/coloriess olthongh α very faint reddish brown discoloration was evident. Reaction Products The cemplet d Balanced molecular chemical equation (this first reaction equation is given as an example) What ions are in solution after the reaction is complete? What is the oxidation state of...
4. What is the first, the very first, rapid reaction when you add KOH to the solution of cinnamic acid dibromide at room temp in methanol? Write the relevant chemical equation.
2. Answer the following questions about phosphoric acid (H3PO4). a. (2 points) What color will a 0.1 M solution of H3PO4 turn blue litmus paper? b. (2 points) What color will a 0.1 M solution of H3PO4 turn red litmus paper? c. (2 points) What color will phenolphthalein be in a 0.1 M solution of H,POA? d. (5 points) Write an equation for the reaction that takes place when phosphoric acid is added to water e. (4 points) What is...
Experiment 7 Report Assignment POSSIBLE POINTS: 2 You dissolve a small amount of your cobalt product in a few mL of water. When you added several drops of 0.1 M AgNo, to your cobalt complex, you observe that a white precipitate forms but the solution color does not change. Write a net ionic equation for any reaction taking place. Experiment 7 Report Assignment POSSIBLE POINTS: 2 You dissolve a small amount of your copper product in a few mL of...
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