Filters
Question type

Which of the following ethers cannot be prepared by a Williamson ether synthesis?


A) tert-butyl phenyl ether
B) isopropyl methyl ether
C) anisole
D) tert-butyl methyl ether

Correct Answer

verifed

verified

A

Addition of chlorotrimethylsilane to an alcohol


A) results in an SN1 reaction.
B) requires acidic reaction conditions.
C) is sterically hindered by the three methyl groups.
D) results in the formation of an ether.
E) produces a more reactive species.

Correct Answer

verifed

verified

D

Instructions: Consider the Grignard reaction below to answer the following question(s) . Instructions: Consider the Grignard reaction below to answer the following question(s) .   -Refer to instructions.If a secondary alcohol were desired as a product of the reaction,B should be replaced with A) an ester B) an aldehyde C) formaldehyde (methanal)  D) a primary alcohol -Refer to instructions.If a secondary alcohol were desired as a product of the reaction,B should be replaced with


A) an ester
B) an aldehyde
C) formaldehyde (methanal)
D) a primary alcohol

Correct Answer

verifed

verified

What is the IUPAC name of the following compound? What is the IUPAC name of the following compound?   A) cyclohexen-3-ol B) cyclohexen-2-ol C) cyclohex-1-en-3-ol D) cyclohex-2-en-1-ol


A) cyclohexen-3-ol
B) cyclohexen-2-ol
C) cyclohex-1-en-3-ol
D) cyclohex-2-en-1-ol

Correct Answer

verifed

verified

Instructions: Provide correct IUPAC names for each of the structures below. -Name: Instructions: Provide correct IUPAC names for each of the structures below.  -Name:

Correct Answer

verifed

verified

m-chloroanisole or m...

View Answer

Instructions: To answer the following question(s),consider the reaction below.Instructions: To answer the following question(s),consider the reaction below.  -Refer to instructions.Provide the IUPAC name for the product alcohol. -Refer to instructions.Provide the IUPAC name for the product alcohol.

Correct Answer

verifed

verified

trans-2-me...

View Answer

The following IR spectrum would most likely be associated with The following IR spectrum would most likely be associated with   Spectrum obtained from: SDBSWeb : http://riodb01.ibase.aist.go.jp/sdbs/ (National Institute of Advanced Industrial Science and Technology,11-01-08)  A) phenol B) aromatic alcohol C) aliphatic alcohol D) ether E) cannot determine from the isolated spectrum Spectrum obtained from: SDBSWeb : http://riodb01.ibase.aist.go.jp/sdbs/ (National Institute of Advanced Industrial Science and Technology,11-01-08)


A) phenol
B) aromatic alcohol
C) aliphatic alcohol
D) ether
E) cannot determine from the isolated spectrum

Correct Answer

verifed

verified

Which of the following would not react with either Na2Cr2O7 or pyridinium chlorochromate? Which of the following would not react with either Na<sub>2</sub>Cr<sub>2</sub>O<sub>7</sub> or pyridinium chlorochromate?   A) only 1 B) only 3 C) only 2 and 4 D) 1,2,3 and 4


A) only 1
B) only 3
C) only 2 and 4
D) 1,2,3 and 4

Correct Answer

verifed

verified

A

Which of the following is probably the least useful in IR characterization of a compound?


A) phenol: 3500 cm-1
B) alcohol: 3500 cm-1
C) phenol: 1500-1600 cm-1
D) ether: 1050-1150 cm-1
E) all of these are about equally useful

Correct Answer

verifed

verified

Which of the following is not a property of a protecting group?


A) change the reactivity of a functional group
B) inert to reaction conditions
C) becomes a permanent part of the product
D) alters the mechanism of the desired reaction
E) all of these are properties of a protecting group

Correct Answer

verifed

verified

What is the IUPAC name of the following compound? What is the IUPAC name of the following compound?   A) cis-4-methylcyclohexanol B) trans-4-methylcyclohexanol C) cis-4-hydroxy-1-methylcyclohexane D) trans-4-hydroxy-1-methylcyclohexane


A) cis-4-methylcyclohexanol
B) trans-4-methylcyclohexanol
C) cis-4-hydroxy-1-methylcyclohexane
D) trans-4-hydroxy-1-methylcyclohexane

Correct Answer

verifed

verified

Which of the following are ethers? Which of the following are ethers?   A) only 1 and 2 B) only 1 and 4 C) only 1,2 and 3 D) all of these are ethers


A) only 1 and 2
B) only 1 and 4
C) only 1,2 and 3
D) all of these are ethers

Correct Answer

verifed

verified

What is the best choice of reagent to achieve the following transformation? What is the best choice of reagent to achieve the following transformation?   A) CrO<sub>3</sub>,H<sub>3</sub>O<sup>+</sup>,acetone B) pyridium chlorochromate,CH<sub>2</sub>Cl<sub>2</sub> C) SOCl<sub>2</sub>,pyridine D) NaBH<sub>4</sub>,H<sub>3</sub>O<sup>+</sup> E) LiAlH<sub>4</sub>,H<sub>3</sub>O<sup>+</sup>


A) CrO3,H3O+,acetone
B) pyridium chlorochromate,CH2Cl2
C) SOCl2,pyridine
D) NaBH4,H3O+
E) LiAlH4,H3O+

Correct Answer

verifed

verified

Instructions: Provide correct IUPAC names for each of the structures below. -Name:Instructions: Provide correct IUPAC names for each of the structures below.  -Name:

Correct Answer

verifed

verified

1-ethoxy-2,2-dimethy...

View Answer

What is the IUPAC name of the following compound? What is the IUPAC name of the following compound?   A) ethyl isopropyl thiol B) 2-methylsulfanylpropane C) ethyl isopropyl disulfide D) ethyl isopropyl sulfide


A) ethyl isopropyl thiol
B) 2-methylsulfanylpropane
C) ethyl isopropyl disulfide
D) ethyl isopropyl sulfide

Correct Answer

verifed

verified

Instructions: Consider the reaction below to answer the following question.Instructions: Consider the reaction below to answer the following question.   -Refer to instructions.Mechanistically,the Williamson ether synthesis outlined above is: A) an E1 process B) an S<sub>N</sub>1 process C) an E2 process D) an S<sub>N</sub>2 process -Refer to instructions.Mechanistically,the Williamson ether synthesis outlined above is:


A) an E1 process
B) an SN1 process
C) an E2 process
D) an SN2 process

Correct Answer

verifed

verified

Instructions: To answer the following question(s) ,consider the reaction below.Instructions: To answer the following question(s) ,consider the reaction below.  -Refer to instructions.The conversion of an alcohol into an alkyl chloride by reaction with SOCl<sub>2</sub> is an example of: A) an E1 process B) an S<sub>N</sub>1 process C) an E2 process D) an S<sub>N</sub>2 process -Refer to instructions.The conversion of an alcohol into an alkyl chloride by reaction with SOCl2 is an example of:


A) an E1 process
B) an SN1 process
C) an E2 process
D) an SN2 process

Correct Answer

verifed

verified

Instructions: To answer the following question(s) ,consider the reaction below. Refer to instructions.The alcohol product is classified as a:


A) 1 \circ alcohol
B) 2 \circ alcohol
C) 3 \circ alcohol
D) 4 \circ alcohol

Correct Answer

verifed

verified

Instructions: To answer the following question(s),consider the reaction below. Instructions: To answer the following question(s),consider the reaction below.   -Refer to instructions.Provide the complete IUPAC name for the starting material in this reaction and classify the alcohol as primary,secondary,or tertiary. -Refer to instructions.Provide the complete IUPAC name for the starting material in this reaction and classify the alcohol as primary,secondary,or tertiary.

Correct Answer

verifed

verified

(R)-heptan...

View Answer

Showing 1 - 19 of 19

Related Exams

Show Answer