36) [ saturated / unsaturated ] alkane-like carbon compound. are known as compounds with the -OH group attached to an otherwise 37) The the >[ hydroxyl / oxonium / peroxy acid ] group primarily on the less substituted carbon. -catalyzed ring opening of an epoxide that has a tertiary carbon leads to formation of 38) If CH3CH2BR and an [ addition / elimination / oxidation ] reaction with a carbonyl group. are reacted in pure ether, the resulting Grignard reagent can be used in 39) Assuming all structures below are planar, circle only the aromatic compounds (+1 or -1 per structure HOH 40) In terms of energy: a) Antiaromatic compounds are [ lower/ higher / identical ] to the corresponding open chain form with an equal number of carbons and
Reactions of Ethers
Ethers (R-O-R’) are compounds formed by replacing hydrogen atoms of an alcohol (R-OH compound) or a phenol (C6H5OH) by an aryl/ acyl group (functional group after removing single hydrogen from an aromatic ring). In this section, reaction, preparation and behavior of ethers are discussed in the context of organic chemistry.
Epoxides
Epoxides are a special class of cyclic ethers which are an important functional group in organic chemistry and generate reactive centers due to their unusual high reactivity. Due to their high reactivity, epoxides are considered to be toxic and mutagenic.
Williamson Ether Synthesis
An organic reaction in which an organohalide and a deprotonated alcohol forms ether is known as Williamson ether synthesis. Alexander Williamson developed the Williamson ether synthesis in 1850. The formation of ether in this synthesis is an SN2 reaction.
![36)
[ saturated / unsaturated ] alkane-like carbon compound.
are known as compounds with the -OH group attached to an otherwise
37) The
the >[ hydroxyl / oxonium / peroxy acid ] group primarily on the less substituted carbon.
-catalyzed ring opening of an epoxide that has a tertiary carbon leads to formation of
38) If CH3CH2BR and
an [ addition / elimination / oxidation ] reaction with a carbony! group.
are reacted in pure ether, the resulting Grignard reagent can be used in
39) Assuming all structures below are planar, circle only the aromatic compounds (+1 or -1 per structure
HOH
40) In terms of energy:
a) Antiaromatic compounds are [ lower/ higher / identical ] to the corresponding open chain form with an
equal number of carbons and](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6cb1844a-afa1-43ed-989c-3b5e25b2fdcd%2Fdc2ab187-dfb2-449d-9b98-a2633a1ee9c3%2F71wbv6o_processed.jpeg&w=3840&q=75)
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