Outline the best method for preparing the following ketone from an appropriate alchohol in one step. Draw the starting alcohol and select the best reagent.
the list of reagents:
Na2Cr2O7, H2SO4
LiAlH4
NaBH4
NaOH
Homework Answers
Cyclopentanol (an alcohol) on oxidation with acidified sodium dichromate gives cyclopentanone (a ketone).
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Outline the best method for preparing the following ketone from an appropriate alchohol in one step....
Outline the best method for preparing the following aldehyde from an appropriate alcohol in one step....
Outline the best method for preparing the following aldehyde
from an appropriate alcohol in one step. Draw the starting alcohol
and select the best reagent.
Outline the best method for preparing the following aldehyde from an appropriate alcohol in one step. Draw the starting alcohol and select the best reagent. Select answer NaBHe LIAIHA PCC Na2Croz, H2SO4
Propose an efficient 2-step synthesis for the following ether from an alcohol starting material. Draw the alcohol start...
Propose an efficient 2-step synthesis for the following ether
from an alcohol starting material. Draw the alcohol starting
material and select the best reagents from the given
toolbox.
Choices for toolbox 1 and 2: NaH, CH3CH2CHBrCH3, CH3CH2Br,
NaOH/H2O
Propose an efficient 2-step synthesis for the following ether from an alcohol starting material. Draw the alcohol starting material and select the best reagents from the given toolbox 1.Select answer Select answer 2. I
Choose the best reagent(s) for carrying out the following conversion from the list provided below. a....
Choose the best reagent(s) for carrying out the following conversion from the list provided below. a. 1. e. f. g. CH3MgBr, ether H307 PBr3 NaOH (CH3)3SiC1, (CH3CH2)3N CH3MgBr, ether H30+ LiAlH4, ether 1. p-TosC1, pyridine 2. NaOH CrO3, H2SO4, H2O 1. NaBH4, ethanol 2. H30 Dess-Martin periodinane , CH2Cl2 1. h. 3. d. 1. H30+ HO CH: OH
Choose the best reagent(s) from the list provided below for carrying out the following reaction sequence....
Choose the best reagent(s) from the list provided below for carrying out the following reaction sequence. OH ОН Premise Response Drag and drop to match = A SOCI2 → = B Mgether 3 3 → = C (CH3CH2)2Culi 4 4 → = D LiAlH, ether = c (CH3CH2) Cut 个个个 = D LiAlH4 ether 55 = e co. = FH30+ == i Cros H+ Draw the product of the reaction. Na2Cr2O7 H2SO4 H20 OH OH
( ) 1. Which of the following solvents can be used with Grignard reagents? A. H2O...
( ) 1. Which of the following solvents can be used with Grignard reagents? A. H2O B. methanol C. diethyl ether D. phenol ( ) 2. Which of the following reagents is appropriate to reduce a carboxylic acid into a primary alcohol? A. LiAlH4 B. NaBH4 C. Zn(Hg)/HCl D. Na2Cr2O7/H2SO4 ( ) 3. What is the correct IUPAC name of the following compound A. 5-bromo-2-methyl phenol B. 4-bromo-2-methylphenol C. 5-bromo-2-hydroxyltoluene D. 1-bromo-4-methylphenol ( ) 4. Which of the following compounds...
In each reaction box, place the best reagent and conditions from the list below. Incorrect. The...
In each reaction box, place the best reagent and conditions from the list below. Incorrect. The first reagent should convert the alcohol to a good leaving group. 1) (CH3)3CO- 2) TsCl, pyridine OH BH3/THF OH 4) H2O2, NaOH, H20 CH3C00 CH30 H30+ H2SO4 (conc.) NaBH4 NaOH
Specify the reagent you would use in each step of the following synthesis: step 1 step...
Specify the reagent you would use in each step of the following synthesis: step 1 step 2 step 2 Reagents Available a. LIAIHA f. PBr3 b. H2SO4 c. HCI d. HBO e. SOC2 k. CH3CH MgBr g. Dess-Martin periodinane (DMP) I. CH.MgBr (phenylmagnesium bromide) h. Nah m. (CH3)2CHMgBr 1. NaOH n. Croz J. CH3MgBr Write the letters of the reagents in the boxes below. Reagent for step 1 Reagent for step 2 Submit Answer Retry Entire Group 9 more group...
In each reaction box, place the best reagent and conditions from the list below. In each reaction box, place the bes...
In each reaction box, place the
best reagent and conditions from the list below.
In each reaction box, place the best reagent and conditions from the list below. Only one of the reagents can react with the very unreactive cyclopentane. A radical intermediate is involved. PCC stands for pyridinium chlorochromate. It oxidizes a primary alcohol to an aldehyde or a secondary alcohol to a ketone.
Show how to carry out the following transformation in the highest yield possible. Select the appropriate...
Show how to carry out the following transformation in the highest
yield possible. Select the appropriate reagents and draw the
correct organic product at each step. The options for the reagent
in each step are:
1. H+/H20/heat 2. OH-, OR
1. Fe/HCl 2. NaOH, OR
HNO3/H2SO4
(Also, the entry in the first box is not necessarily correct...I'm
just lost from where to go from there.)
PLEASE help! Thanks!
Specify the reagent you would use in each step of the following synthesis: step 1 step...
Specify the reagent you would use in each step of the following synthesis: step 1 step 2 CHCH3 Reagents Available a. LiAlH4 b. H2SO4 f. PBrz 9. pyridinium chlorochromate (PCC) h. Nah c. HCI K. CH3CH2MgBr I. CHgMgBr (phenylmagnesium bromide) m. (CH3)2CHMOBI n. Cro3 d. HB i. NaOH e. SOCI j. CH3 MgBr Write the letters of the reagents in the boxes below. Reagent for step 1 Reagent for step 2 A(C4H100) reacts with phosphorus tribromide to give B(C4H,Br). B...
Outline the best method for preparing the following aldehyde
from an appropriate alcohol in one step. Draw the starting alcohol
and select the best reagent.
Outline the best method for preparing the following aldehyde from an appropriate alcohol in one step. Draw the starting alcohol and select the best reagent. Select answer NaBHe LIAIHA PCC Na2Croz, H2SO4
Propose an efficient 2-step synthesis for the following ether
from an alcohol starting material. Draw the alcohol starting
material and select the best reagents from the given
toolbox.
Choices for toolbox 1 and 2: NaH, CH3CH2CHBrCH3, CH3CH2Br,
NaOH/H2O
Propose an efficient 2-step synthesis for the following ether from an alcohol starting material. Draw the alcohol starting material and select the best reagents from the given toolbox 1.Select answer Select answer 2. I
Choose the best reagent(s) for carrying out the following conversion from the list provided below. a. 1. e. f. g. CH3MgBr, ether H307 PBr3 NaOH (CH3)3SiC1, (CH3CH2)3N CH3MgBr, ether H30+ LiAlH4, ether 1. p-TosC1, pyridine 2. NaOH CrO3, H2SO4, H2O 1. NaBH4, ethanol 2. H30 Dess-Martin periodinane , CH2Cl2 1. h. 3. d. 1. H30+ HO CH: OH
Choose the best reagent(s) from the list provided below for carrying out the following reaction sequence. OH ОН Premise Response Drag and drop to match = A SOCI2 → = B Mgether 3 3 → = C (CH3CH2)2Culi 4 4 → = D LiAlH, ether = c (CH3CH2) Cut 个个个 = D LiAlH4 ether 55 = e co. = FH30+ == i Cros H+ Draw the product of the reaction. Na2Cr2O7 H2SO4 H20 OH OH
( ) 1. Which of the following solvents can be used with Grignard reagents? A. H2O B. methanol C. diethyl ether D. phenol ( ) 2. Which of the following reagents is appropriate to reduce a carboxylic acid into a primary alcohol? A. LiAlH4 B. NaBH4 C. Zn(Hg)/HCl D. Na2Cr2O7/H2SO4 ( ) 3. What is the correct IUPAC name of the following compound A. 5-bromo-2-methyl phenol B. 4-bromo-2-methylphenol C. 5-bromo-2-hydroxyltoluene D. 1-bromo-4-methylphenol ( ) 4. Which of the following compounds...
In each reaction box, place the best reagent and conditions from the list below. Incorrect. The first reagent should convert the alcohol to a good leaving group. 1) (CH3)3CO- 2) TsCl, pyridine OH BH3/THF OH 4) H2O2, NaOH, H20 CH3C00 CH30 H30+ H2SO4 (conc.) NaBH4 NaOH
Specify the reagent you would use in each step of the following synthesis: step 1 step 2 step 2 Reagents Available a. LIAIHA f. PBr3 b. H2SO4 c. HCI d. HBO e. SOC2 k. CH3CH MgBr g. Dess-Martin periodinane (DMP) I. CH.MgBr (phenylmagnesium bromide) h. Nah m. (CH3)2CHMgBr 1. NaOH n. Croz J. CH3MgBr Write the letters of the reagents in the boxes below. Reagent for step 1 Reagent for step 2 Submit Answer Retry Entire Group 9 more group...
In each reaction box, place the
best reagent and conditions from the list below.
In each reaction box, place the best reagent and conditions from the list below. Only one of the reagents can react with the very unreactive cyclopentane. A radical intermediate is involved. PCC stands for pyridinium chlorochromate. It oxidizes a primary alcohol to an aldehyde or a secondary alcohol to a ketone.
Show how to carry out the following transformation in the highest
yield possible. Select the appropriate reagents and draw the
correct organic product at each step. The options for the reagent
in each step are:
1. H+/H20/heat 2. OH-, OR
1. Fe/HCl 2. NaOH, OR
HNO3/H2SO4
(Also, the entry in the first box is not necessarily correct...I'm
just lost from where to go from there.)
PLEASE help! Thanks!
Specify the reagent you would use in each step of the following synthesis: step 1 step 2 CHCH3 Reagents Available a. LiAlH4 b. H2SO4 f. PBrz 9. pyridinium chlorochromate (PCC) h. Nah c. HCI K. CH3CH2MgBr I. CHgMgBr (phenylmagnesium bromide) m. (CH3)2CHMOBI n. Cro3 d. HB i. NaOH e. SOCI j. CH3 MgBr Write the letters of the reagents in the boxes below. Reagent for step 1 Reagent for step 2 A(C4H100) reacts with phosphorus tribromide to give B(C4H,Br). B...
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