What is the unknown cinnamic acid? 4-hydroxy-3-methoxy benzaldehyde + malonic acid+ pyridine and beta-alanine----> ?
What is the unknown cinnamic acid?
4-hydroxy-3-methoxy benzaldehyde + malonic acid+ pyridine and beta-alanine----> ?
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What is the unknown cinnamic acid?
4-hydroxy-3-methoxy benzaldehyde + malonic acid+ pyridine and
beta-alanine----> ?
draw j value tree diagrams for 4-hydroxy-3-methoxy cinnamic acid u-Hydroxy-3-methoxy annamic Acid CH₃ thur's TMS 460...
draw j value tree diagrams for 4-hydroxy-3-methoxy cinnamic
acid
u-Hydroxy-3-methoxy annamic Acid CH₃ thur's TMS 460 .440 420 4 00 360 Hz ) 4.75 3.00 0.69 10 OPPM USER: -- DATE: 03/12/20 (17:27 PTSid: 8192 Fl: 60.170 EX: cleft Hilza.ppg SWI: 1015 IPW: 10.4. OFI: 360.0 NA: 1 PD: 3.0 sec LB: 0.0
1. Based on rhe amount of reagents, which reagent is the limiting reagent. 2. what is the struckt...
1. Based on rhe amount of reagents, which reagent is the
limiting reagent.
2. what is the struckture of B-alanine
1. Based on the amounts of reagents used in this experiment, which reagent is the limiting reagent? What is the theoretical yield (in grams) of trans-4-methoxycinnamic acid? Show all of your work. (Hint: Solvents and catalysts cannot be a limiting reagent) 2. Write a complete curved arrow mechanism for the first phase involved in the synthesis of Ho он CHyo...
What is the product of the aldol condensation between cyclopentanone and 4-methoxy-benzaldehyde ? and what is...
What is the product of the aldol condensation between cyclopentanone and 4-methoxy-benzaldehyde ? and what is the name of the product
In the Unknown/Urea and Unknown/Cinnamic Acid mixtures only a LITTLE BIT of the Unknown was put...
In the Unknown/Urea and Unknown/Cinnamic Acid mixtures only a
LITTLE BIT of the Unknown was put in. Please identify the unknown
based off this data and tell how you came to the conclusion.
8. Study the experimental melting point data in Table 2 for this experiment, with the goal of making a determination of the identity of the unknown (either cinnamic acid or urea) based on this data. Table 2. Melting Point Data # Compound/Mixture Observations/Comments Melting Point/C (mp) or...
Cinnamic acid and urea melt at 133°C. The melting point of an unknown is found to...
Cinnamic acid and urea melt at 133°C. The melting point of an unknown is found to be 133°C. What experiments using melting range determinations could be done to determine if the unknown is cinnamic acid or urea?
3. Write a detailed mechanism to yield 3-methyl-2-oxacyclopentanone. What is the hydroxy acid (starting material) for...
3. Write a detailed mechanism to yield 3-methyl-2-oxacyclopentanone. What is the hydroxy acid (starting material) for this lactone formation? Hydroxy acid
What is the pKa of the carboxylate group in beta-alanine if a 0.0005M solution has a...
What is the pKa of the carboxylate group in beta-alanine if a 0.0005M solution has a pH of 4?
What would you expect to see comparing the solubility of 2-hydroxy-3-methoxybenzaldehyde (starting material) and 2-hydroxy-3-methoxybenzoic acid...
What would you expect to see comparing the solubility of 2-hydroxy-3-methoxybenzaldehyde (starting material) and 2-hydroxy-3-methoxybenzoic acid (product) in acidic and basic media (See solubility test 4.1.1)
4. A solution of malonic acid, H,CH,04, was standardized by titration with 0.1000 M NaOH solution....
4. A solution of malonic acid, H,CH,04, was standardized by titration with 0.1000 M NaOH solution. If 20.76 mL of the NaOH solution is required to neutralize completely 12.95 mL of the malonic acid solu- tion, what is the molarity of the malonic acid solution? H,CH,O4 +2NaOH- Na C3H,04 +2H,0
13. What results would be expected if the following tests were carried out on 4- hydroxy-3-methoxybenzaldehyde...
13. What results would be expected if the following tests were carried out on 4- hydroxy-3-methoxybenzaldehyde ? (Explain your answers.) (a) H2O solubility (b) Tollens' test (c) Benedict's test 14. What practical applications might be made of the Tollen's reaction? 15. An unknown compound has a chemical formula of C3H.O. When chromic acid (containing chromate ions) was added to the unknown, the solution remained orange. The unknown was soluble in water. When NaOH and Kl/iodine were added to the unknown,...
draw j value tree diagrams for 4-hydroxy-3-methoxy cinnamic
acid
u-Hydroxy-3-methoxy annamic Acid CH₃ thur's TMS 460 .440 420 4 00 360 Hz ) 4.75 3.00 0.69 10 OPPM USER: -- DATE: 03/12/20 (17:27 PTSid: 8192 Fl: 60.170 EX: cleft Hilza.ppg SWI: 1015 IPW: 10.4. OFI: 360.0 NA: 1 PD: 3.0 sec LB: 0.0
1. Based on rhe amount of reagents, which reagent is the
limiting reagent.
2. what is the struckture of B-alanine
1. Based on the amounts of reagents used in this experiment, which reagent is the limiting reagent? What is the theoretical yield (in grams) of trans-4-methoxycinnamic acid? Show all of your work. (Hint: Solvents and catalysts cannot be a limiting reagent) 2. Write a complete curved arrow mechanism for the first phase involved in the synthesis of Ho он CHyo...
In the Unknown/Urea and Unknown/Cinnamic Acid mixtures only a
LITTLE BIT of the Unknown was put in. Please identify the unknown
based off this data and tell how you came to the conclusion.
8. Study the experimental melting point data in Table 2 for this experiment, with the goal of making a determination of the identity of the unknown (either cinnamic acid or urea) based on this data. Table 2. Melting Point Data # Compound/Mixture Observations/Comments Melting Point/C (mp) or...
Cinnamic acid and urea melt at 133°C. The melting point of an unknown is found to be 133°C. What experiments using melting range determinations could be done to determine if the unknown is cinnamic acid or urea?
3. Write a detailed mechanism to yield 3-methyl-2-oxacyclopentanone. What is the hydroxy acid (starting material) for this lactone formation? Hydroxy acid
4. A solution of malonic acid, H,CH,04, was standardized by titration with 0.1000 M NaOH solution. If 20.76 mL of the NaOH solution is required to neutralize completely 12.95 mL of the malonic acid solu- tion, what is the molarity of the malonic acid solution? H,CH,O4 +2NaOH- Na C3H,04 +2H,0
13. What results would be expected if the following tests were carried out on 4- hydroxy-3-methoxybenzaldehyde ? (Explain your answers.) (a) H2O solubility (b) Tollens' test (c) Benedict's test 14. What practical applications might be made of the Tollen's reaction? 15. An unknown compound has a chemical formula of C3H.O. When chromic acid (containing chromate ions) was added to the unknown, the solution remained orange. The unknown was soluble in water. When NaOH and Kl/iodine were added to the unknown,...
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