How do you find theoretical yield? (3 mmol of Mg, solution of 1.15 equivalents of C5H6Br in 1.5 mL of diethyl ether)
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How do you find theoretical yield? (3 mmol of Mg, solution of
1.15 equivalents of C5H6Br...
How many mL of bromobenzene are needed to prepare a solution of 1.15 equivalents of bromobenzene...
How many mL of bromobenzene are needed to prepare a solution of 1.15 equivalents of bromobenzene in 1.5 mL anhydrous diethyl ether?
What is the theoretical yield (in grams) and percent yield of your triphenylmethanol product in this...
What is the theoretical yield (in grams) and percent yield of your triphenylmethanol product in this experiment? Assume you have collected 0.15 g of triphenylmethanol. Br 2 Mg Ether MgBr 1) PhCO2CH3 2) HCI 2 2 Ph3COH + CH3OH Figure 10.1. The stoichiometry of a Grignard reaction. Br MgBr 2 1) 2 Mg Ether 2 2) PhCO2CH3 i MgBr OCH3 Ph Ph Ph CH30 + Benzophenone, III II Ph - MgBr OH MgBr 3) HCI Ph Ph Ph Ph Ph...
Compound Mol. Weight (g) mmol amount (in g or mL) melting point (°C) Density (g/mL) Ref....
Compound
Mol. Weight (g)
mmol
amount
(in g or mL)
melting point (°C)
Density
(g/mL)
Ref.
bromobenzene
157.01
4.00
0.628
n/a
1.491
1
magnesium powder
120.37
4.00
0.097
n/a
n/a
2
ethyl ether
74.12
n/a
5.00
n/a
0.706
3
benzophenone
182.22
3.8
0.692
47-51
n/a
4
triphenylmethanol
260.33
160-163
n/a
5
5% HCl (aq.)
36.46
n/a
2.00
n/a
n/a
6
With this information, what is the theoretical yield of
triphenylmethanol?
HO Br Mg MgBr ether ether bromobenzene benzophenone triphenylmethanol
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.
Draw an arrow pushing mechanism and find the theoretical yield for the Grignard reaction below using...
Draw an arrow pushing mechanism and find the theoretical yield
for the Grignard reaction below using the following amounts of
reagent with the given molecular weights:
565 microliters of 2-bromopropane (molecular weight =
123g/mol)
304 microliters of 4-methoxybenzaldehyde (molecular weight =
136.15g/mol)
molecular weight of product = 180.27g/mol
The
limiting reagent is _____________.
In this experiment, you will prepare the Grignard reagent isopropyl-magnesium bromide from 2-bromopropane. You will allow this Grignard reagent to react with 4-methoxy-benzaldehyde to form a secondary...
What is the theoretical yield (in grams) and percent yield of your triphenylmethanol product in this...
What is the theoretical yield (in grams) and percent yield of
your triphenylmethanol product in this experiment?
Assume that you have collected 0.15g of Triphenylmethanol for
the question.
Reaction Set Up ---- ALL glassware NEEDS to be DRY!!! Anhydrous CaCl2 -Drying tube 53 mg Mg turnings Claisen adapter + 2 mL anhydrous ether + 260 ul bromobenzene Air condenser Stir until reaction amber. Heat slowly to reflux for 10 min. Cool the reaction in ice bath for 5 min. Use...
How do I find the theoretical yield when I'm given the actual yield and limiting reactant?...
How do I find the theoretical yield when I'm given the actual yield and limiting reactant? It's for my lab problem which probably won't make sense but this is what it says: Theoretical yield of H2 (moles). Use Stoichiometry: Mg is limiting reagent
how do i find theoretical yield of alum and the percent yield of alum Mass of...
how do i find theoretical yield of alum and the percent yield
of alum
Mass of aluminum foil Mass of 50 mL beaker + alum Mass of 50 mL beaker 1.019 40.99 30.35 10.59 88*C-1030 732-96c Mass of alum Melting point range of pure alum Melting point range of your alum Theoretical yield of alum Percent yield of alum Supporting calculations: The net reaction is: 2Al(s) + 2KOH + 22H2O + 4H2SO4 2KAI(SO4)2-12H2O + 3H2 Theoretical yield of alum Percent...
How do you find the theoretical yield and percent yield of CO2 produced in 1.5010 grams...
How do you find the theoretical yield and percent yield of CO2 produced in 1.5010 grams of sodium bicarbonate?
S RROwn as nucleophilic addition. The C-O bond is highly polarized, making carbonyl compounds ele...
S RROwn as nucleophilic addition. The C-O bond is highly polarized, making carbonyl compounds electrophilic at carbon. If the Grignard reagent reacts with an aldehyde, ketone or ester, the ultimate product is an alcohol. Overall Reaction 0 Br Me PartA Part B Pre-lab questions (15 points) Show the mechanism of the reaction of bromobenzene with magnesium metal in anhydrous diethyl ether There are many inert solvents that could be used but diethyl ether was chosen because it can assist the...
What is the theoretical yield (in grams) and percent yield of your triphenylmethanol product in this experiment? Assume you have collected 0.15 g of triphenylmethanol. Br 2 Mg Ether MgBr 1) PhCO2CH3 2) HCI 2 2 Ph3COH + CH3OH Figure 10.1. The stoichiometry of a Grignard reaction. Br MgBr 2 1) 2 Mg Ether 2 2) PhCO2CH3 i MgBr OCH3 Ph Ph Ph CH30 + Benzophenone, III II Ph - MgBr OH MgBr 3) HCI Ph Ph Ph Ph Ph...
Compound
Mol. Weight (g)
mmol
amount
(in g or mL)
melting point (°C)
Density
(g/mL)
Ref.
bromobenzene
157.01
4.00
0.628
n/a
1.491
1
magnesium powder
120.37
4.00
0.097
n/a
n/a
2
ethyl ether
74.12
n/a
5.00
n/a
0.706
3
benzophenone
182.22
3.8
0.692
47-51
n/a
4
triphenylmethanol
260.33
160-163
n/a
5
5% HCl (aq.)
36.46
n/a
2.00
n/a
n/a
6
With this information, what is the theoretical yield of
triphenylmethanol?
HO Br Mg MgBr ether ether bromobenzene benzophenone triphenylmethanol
Draw an arrow pushing mechanism and find the theoretical yield
for the Grignard reaction below using the following amounts of
reagent with the given molecular weights:
565 microliters of 2-bromopropane (molecular weight =
123g/mol)
304 microliters of 4-methoxybenzaldehyde (molecular weight =
136.15g/mol)
molecular weight of product = 180.27g/mol
The
limiting reagent is _____________.
In this experiment, you will prepare the Grignard reagent isopropyl-magnesium bromide from 2-bromopropane. You will allow this Grignard reagent to react with 4-methoxy-benzaldehyde to form a secondary...
What is the theoretical yield (in grams) and percent yield of
your triphenylmethanol product in this experiment?
Assume that you have collected 0.15g of Triphenylmethanol for
the question.
Reaction Set Up ---- ALL glassware NEEDS to be DRY!!! Anhydrous CaCl2 -Drying tube 53 mg Mg turnings Claisen adapter + 2 mL anhydrous ether + 260 ul bromobenzene Air condenser Stir until reaction amber. Heat slowly to reflux for 10 min. Cool the reaction in ice bath for 5 min. Use...
how do i find theoretical yield of alum and the percent yield
of alum
Mass of aluminum foil Mass of 50 mL beaker + alum Mass of 50 mL beaker 1.019 40.99 30.35 10.59 88*C-1030 732-96c Mass of alum Melting point range of pure alum Melting point range of your alum Theoretical yield of alum Percent yield of alum Supporting calculations: The net reaction is: 2Al(s) + 2KOH + 22H2O + 4H2SO4 2KAI(SO4)2-12H2O + 3H2 Theoretical yield of alum Percent...
S RROwn as nucleophilic addition. The C-O bond is highly polarized, making carbonyl compounds electrophilic at carbon. If the Grignard reagent reacts with an aldehyde, ketone or ester, the ultimate product is an alcohol. Overall Reaction 0 Br Me PartA Part B Pre-lab questions (15 points) Show the mechanism of the reaction of bromobenzene with magnesium metal in anhydrous diethyl ether There are many inert solvents that could be used but diethyl ether was chosen because it can assist the...
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