What is the theoretical yield of 1mmol of trans cinnamic acid+1.2 mmols of pyridinium tribromide and...
What is the theoretical yield of 1mmol of trans cinnamic acid+1.2 mmols of pyridinium tribromide and what product is made? please note in this reaction acetic acid is added making me believe it is a catalyst.
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What is the theoretical yield of 1mmol of trans
cinnamic acid+1.2 mmols of pyridinium tribromide and...
0.8002 g of (E)-cinnamic acid, 10 mL of glacial acetic acid and 1.7610g of pyridinium tribromide...
0.8002 g of (E)-cinnamic acid, 10 mL of glacial acetic acid and 1.7610g of pyridinium tribromide was heated under reflux to demonstrate the bromination of (E)-cinnamic acid. The mass of the final product was 3.4143 g and the melting point range was 175.4-203.4 ℃. What is the theoretical yield, actual yield, percent yield? Please show work! (Pyridinium tribromide and cinnamic reaction react in a 1:1 ratio).
Suppose a student started with 133.0 mg of trans-cinnamic acid, 443 mg of pyridinium tribromide, and...
Suppose a student started with 133.0 mg of trans-cinnamic acid, 443 mg of pyridinium tribromide, and 2.60 mL of glacial acetic acid. After the reaction and workup, the student ended up with 0.1683 g of brominated product. Calculate the student\'s theoretical and percent yields.
Bromunation of trans-Cinnamic Acid Show the calculations for the theoretical yield (in grams) of the diromide...
Bromunation of trans-Cinnamic Acid Show the calculations for the theoretical yield (in grams) of the diromide product). There are 0.017 mol of Cinnamic Acid and 0.020 mol of Pyridinium Tribromide.
Pre-Laboratory Assignment 1. What safety precautions must be observed when using (a) pyridinium tribromide? (b) acetic...
Pre-Laboratory Assignment 1. What safety precautions must be observed when using (a) pyridinium tribromide? (b) acetic acid? 2. Calculate the theoretical yield for the bromination of both stilbenes and cinamic acid, assuming the presence of excess pyridinium tribromide. Note the theoretical yields here and in your laboratory notebook 3. Draw the mechanism, including the intermediate bromonium ion, generated in the bromination of trans-2-butene. 4. (a) Look up and draw structures for cinnamic acid, cis-stilbene, and trans-stilbene. (b) Predict the relative...
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)
An Alkene addition is being performed. The reactants are .1504 g of trans-cinnamic acid and .3843...
An Alkene addition is being performed. The reactants are .1504 g of trans-cinnamic acid and .3843 g of pyridinium tribromide, these components heated and are reacted within 2 mL of glacial acetic acid to produce 2,3-dibromo-3-phenylpropanoic acid. How much of this final product would theoretically be produced? Would the product be majority threo or erythro?
Calculate the mass of 10.0 mmol of trans-cinnamic acid and the theoretical yield of 2,3-dibromopropanoic acid.
Calculate the mass of 10.0 mmol of trans-cinnamic acid and the theoretical yield of 2,3-dibromopropanoic acid.
Calculate the theoretical yield of 2,3-dibromo-3-phenylpropanoic acid in 0.7 mmol of trans-cinnamic acid in both mg...
Calculate the theoretical yield of 2,3-dibromo-3-phenylpropanoic acid in 0.7 mmol of trans-cinnamic acid in both mg and mmol.
Why is 1,5-hexadiene added at the end of Bromine addition to trans-cinnamic acid? To neutralize any unreacted cinnamic...
Why is 1,5-hexadiene added at the end of Bromine addition to trans-cinnamic acid? To neutralize any unreacted cinnamic acid molecules To make crosslinking reaction with the double bond of trans-cinnamic acid To make crosslinking reaction with unreacted bromine molecules To neutralize any unreacted bromine molecules To neutralize any molecules of HBr that might be formed as by product
Organic Chemistry Addition of Bromine to an Alkene-HELP ASAP PLEASE table of reagents and properties Reagent &n
Organic Chemistry Addition of Bromine to an Alkene-HELP ASAP PLEASE table of reagents and properties Reagent MW (g/mol) mp(Celsius) d( g/ml) trans-cinamic acid 148.2 132-135 acetic acid 60 1.05 pyridinium tribromide 319.8 - 2,3-dibromo-3-phenylpropanoic acid 308.0 Pair A: 93-95, Pair B: 202-204 Organic Chemistry- addition of bromine to an Alkene For a lab the preparation of 2,3-dibromo-3 phenylpropanoic acid was done. 1.2 g of trans-cinnamic acid was dissolved in 4 ml of glacial acetic acid. 2.5 g of pyrimide tribromide...
Pre-Laboratory Assignment 1. What safety precautions must be observed when using (a) pyridinium tribromide? (b) acetic acid? 2. Calculate the theoretical yield for the bromination of both stilbenes and cinamic acid, assuming the presence of excess pyridinium tribromide. Note the theoretical yields here and in your laboratory notebook 3. Draw the mechanism, including the intermediate bromonium ion, generated in the bromination of trans-2-butene. 4. (a) Look up and draw structures for cinnamic acid, cis-stilbene, and trans-stilbene. (b) Predict the relative...
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)
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