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6. Circle the answer. Which of the following is a secondary alcohol? B. OH HỌC CH...
21-Ketones are easily reduced to secondary alcohols. b- Primary CH, CCH, a-Secondary alcohol alcohol C- to...
21-Ketones are easily reduced to secondary alcohols. b- Primary CH, CCH, a-Secondary alcohol alcohol C- to acetaldehyde acid d-to carboxylic 22-Ozonolysis of alkenes yields aa-ketones if one of the unsaturated carbon atoms is disubstituted b-alcohol C-carboxylic acid d-alkane 23-Aldehyde C=0 is more polarized than ketone C-0 because a-As in carbocations, more alkyl groups stabilize + character b-Ketone has more alkyl groups, stabilizing the C=0 carbon inductively cc- due to a and b d- none of the above 24-Aldehydes and unhindered...
QUESTION 6 Which of the following compounds will be considered as a secondary alcohol? OH CH3...
QUESTION 6 Which of the following compounds will be considered as a secondary alcohol? OH CH3 CH3CHCH,CH,OH Structure L CH3 CH3C-CH3 OH -CH2OH Structure K Structure N Structure M Structure Structure N Structure K Structure M
a) b) c) d) The alcohol below is classified as which of the following? -CH, OH...
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b)
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d)
The alcohol below is classified as which of the following? -CH, OH O primary alcohol O secondary alcohol tertiary alcohol aromatic alcohol Select the compound with the highest boiling point at standard pressure. CH4 CH3CH2CH3 CH3CH2OH носнусн,он As a chemist in an automotive research company, you are asked to make a substitute for ethylene glycol, the major component of antifreeze used in cars. Which of these reactions would you use to provide a product that has...
1) Which of the following is a secondary alcohol? A) CH3CH2-CH-CH2CH2CH3 CH2CH2CH2OH он - CH₂ CH3...
1) Which of the following is a secondary alcohol? A) CH3CH2-CH-CH2CH2CH3 CH2CH2CH2OH он - CH₂ CH3 CH2-CH-CH3 он CH2CH3 CH2CH2CH3 CH3CH2-C-CH2CH3 OH 2) The substance that precipitates in a positive Benedict test is: A) Cuo B) Cu2o C) Ag D) none of these 3) Galactose is called a(n): A) ketohexose B) aldopentose C) aldohexose D) ketopentose 4) Identify all the disaccharides from the following list: i) Lactose ii) Glucose iii) Ribose iv) Maltose A) iii B) iii + iv C)i...
#6 Which combination(s) of organic bromide and carbonyl compound can be used to prepare the alcohol...
#6 Which combination(s) of organic bromide and carbonyl compound can be used to prepare the alcohol in the box by reaction of the Grignard reagent derived from the alkyl bromide with the carbonyl compound? Wrong Answer B OCH OCH CH3Br CH3BT OH a) only 1 b) only 1 and 2 c) 1, 2 and 3 d) only 3 and 4 e) 1,2,and 4
1) Which of the following is a secondary alcohol 2) Name the following alcohols. a) CH,...
1) Which of the following is a secondary alcohol 2) Name the following alcohols. a) CH, CH, CHCH, CH,OH b) P s "Eu W 3) Which of the following represents the structure of 5-chloro-4-methyl-2-hecanol. Bry 4) What is the product of the dehydration of 3-pentanol. wemo
tylphenylmethanol from benzaldehyde (Ph-CHO) (g) cyclopentylphenylm ctan-1-ol from 1-bromohexane (h) octan-1-olf ou would accomplish the following...
tylphenylmethanol from benzaldehyde (Ph-CHO) (g) cyclopentylphenylm ctan-1-ol from 1-bromohexane (h) octan-1-olf ou would accomplish the following transformations. You may use any additional reagents you ne Show how you would ac A (b) SO3 CH.CH,CH; H OH (racemic) OH O о OH CI_cuci (e) CH, --C-CH2CH2-C-OCH,CH, → CH-CH-CH,CH, ---OCH,CH, O o OH OH ) CH-C-CH.CH-C-OCH,CH, - CH -CH-CH2CH.-CH, Show how you would synthesize the following: Prenylethanol by the addition of formaldehyde to a suitable Grignard reagent D 2-phenylethanol from a suitable...
Question 8 (1 point) Which of the following halides would provide the greatest amount of elimination...
Question 8 (1 point) Which of the following halides would provide the greatest amount of elimination on reaction with methanolic potassium hydroxide? a HAC-CH2-CH2-CH2-Cl b. HC-CH-CH2-CH3 CH3 CH c. H.C-CH-CH2-C1 d HỌCác–CH Question 9 (1 point) Which of the following alkyl halides would react fastest by the Sy2 mechanism? a. HỌC-CH2-CH2-CH2-C1 6. HỌC-CH-CH2-CH, CH; HỌC-CH-CH-CH CH, d. HỌC-C–CH, c.
00 .7 What product(s) are formed when a Grignard reagent prepared from each of the following...
00
.7 What product(s) are formed when a Grignard reagent prepared from each of the following alkyl halides is treated with D.01 CH,Br (b) Сн, 1-(bromomethylcyclohexene 6-bromo-1-methylcyclohexene
organic chemistry 1.1 pt) Which reagent would you use to effect the following transformation of a...
organic chemistry
1.1 pt) Which reagent would you use to effect the following transformation of a diol into a keto acid? ОН Reagent? CH,CHCH,CH,CH,OH - CH,CCH,CH,сон a) Jones(H2Cr2O7) b) Tollens c) mCPBA d) Collins(PCC) e) LiAlH4 2.(2 pts) Circle the TWO compounds that yield a stable Grignard reagent when treated with magnesium in ether. Br CHÚC HỌC=CH- CH,OH HN 3.(2 pts each) Reactions. Complete each reaction shown here. HỌC=CH- + HC=CH- -CH OH он 1. CH CH MgBrCH,CH,CH=CHCCH2CH3 2.H2O Сн,...
21-Ketones are easily reduced to secondary alcohols. b- Primary CH, CCH, a-Secondary alcohol alcohol C- to acetaldehyde acid d-to carboxylic 22-Ozonolysis of alkenes yields aa-ketones if one of the unsaturated carbon atoms is disubstituted b-alcohol C-carboxylic acid d-alkane 23-Aldehyde C=0 is more polarized than ketone C-0 because a-As in carbocations, more alkyl groups stabilize + character b-Ketone has more alkyl groups, stabilizing the C=0 carbon inductively cc- due to a and b d- none of the above 24-Aldehydes and unhindered...
QUESTION 6 Which of the following compounds will be considered as a secondary alcohol? OH CH3 CH3CHCH,CH,OH Structure L CH3 CH3C-CH3 OH -CH2OH Structure K Structure N Structure M Structure Structure N Structure K Structure M
a)
b)
c)
d)
The alcohol below is classified as which of the following? -CH, OH O primary alcohol O secondary alcohol tertiary alcohol aromatic alcohol Select the compound with the highest boiling point at standard pressure. CH4 CH3CH2CH3 CH3CH2OH носнусн,он As a chemist in an automotive research company, you are asked to make a substitute for ethylene glycol, the major component of antifreeze used in cars. Which of these reactions would you use to provide a product that has...
1) Which of the following is a secondary alcohol? A) CH3CH2-CH-CH2CH2CH3 CH2CH2CH2OH он - CH₂ CH3 CH2-CH-CH3 он CH2CH3 CH2CH2CH3 CH3CH2-C-CH2CH3 OH 2) The substance that precipitates in a positive Benedict test is: A) Cuo B) Cu2o C) Ag D) none of these 3) Galactose is called a(n): A) ketohexose B) aldopentose C) aldohexose D) ketopentose 4) Identify all the disaccharides from the following list: i) Lactose ii) Glucose iii) Ribose iv) Maltose A) iii B) iii + iv C)i...
#6 Which combination(s) of organic bromide and carbonyl compound can be used to prepare the alcohol in the box by reaction of the Grignard reagent derived from the alkyl bromide with the carbonyl compound? Wrong Answer B OCH OCH CH3Br CH3BT OH a) only 1 b) only 1 and 2 c) 1, 2 and 3 d) only 3 and 4 e) 1,2,and 4
1) Which of the following is a secondary alcohol 2) Name the following alcohols. a) CH, CH, CHCH, CH,OH b) P s "Eu W 3) Which of the following represents the structure of 5-chloro-4-methyl-2-hecanol. Bry 4) What is the product of the dehydration of 3-pentanol. wemo
tylphenylmethanol from benzaldehyde (Ph-CHO) (g) cyclopentylphenylm ctan-1-ol from 1-bromohexane (h) octan-1-olf ou would accomplish the following transformations. You may use any additional reagents you ne Show how you would ac A (b) SO3 CH.CH,CH; H OH (racemic) OH O о OH CI_cuci (e) CH, --C-CH2CH2-C-OCH,CH, → CH-CH-CH,CH, ---OCH,CH, O o OH OH ) CH-C-CH.CH-C-OCH,CH, - CH -CH-CH2CH.-CH, Show how you would synthesize the following: Prenylethanol by the addition of formaldehyde to a suitable Grignard reagent D 2-phenylethanol from a suitable...
Question 8 (1 point) Which of the following halides would provide the greatest amount of elimination on reaction with methanolic potassium hydroxide? a HAC-CH2-CH2-CH2-Cl b. HC-CH-CH2-CH3 CH3 CH c. H.C-CH-CH2-C1 d HỌCác–CH Question 9 (1 point) Which of the following alkyl halides would react fastest by the Sy2 mechanism? a. HỌC-CH2-CH2-CH2-C1 6. HỌC-CH-CH2-CH, CH; HỌC-CH-CH-CH CH, d. HỌC-C–CH, c.
00
.7 What product(s) are formed when a Grignard reagent prepared from each of the following alkyl halides is treated with D.01 CH,Br (b) Сн, 1-(bromomethylcyclohexene 6-bromo-1-methylcyclohexene
organic chemistry
1.1 pt) Which reagent would you use to effect the following transformation of a diol into a keto acid? ОН Reagent? CH,CHCH,CH,CH,OH - CH,CCH,CH,сон a) Jones(H2Cr2O7) b) Tollens c) mCPBA d) Collins(PCC) e) LiAlH4 2.(2 pts) Circle the TWO compounds that yield a stable Grignard reagent when treated with magnesium in ether. Br CHÚC HỌC=CH- CH,OH HN 3.(2 pts each) Reactions. Complete each reaction shown here. HỌC=CH- + HC=CH- -CH OH он 1. CH CH MgBrCH,CH,CH=CHCCH2CH3 2.H2O Сн,...
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