Organic Chemistry
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What are the necessary reagents for the given reaction?
Draw the major product formed in each of the following reactions. Ignore stereoisomers.
Draw the major product obtained in each of the following reactions. Ignore stereoisomers.
Predict the major product formed in each of the following reactions. Ignore stereoisomers.
Choose the reagents required to carry out the following reaction.
Choose the reagents required to carry out the following addition reaction.
Draw the product of the hydrohalogenation reaction shown below.
Draw the product of the hydrohalogenation reaction given below.
Suggest a suitable mechanism for the following hydrohalogenation reaction in the presence of hydrogen peroxide.
Draw a suitable mechanism to show the formation of the product shown below.
Show how radical propagation occurs when 1-methylcyclopentene reacts with HBr in the presence of peroxide. Ignore stereochemistry.
Provide the structures of seven-carbon cyclic alkenes that react with HBr in the presence or absence of peroxide and produce the same addition products.
Draw the major product obtained in the following reaction. Ignore stereoisomers.
Propose a mechanism that explains the anti-Markovnikov regiochemistry of the product of the reaction of propyne with HCl in the presence of H2O2.
Write appropriate chemical reactions to accomplish the following transformations:
a. propene → 1-bromopropaneb. propene → 2-bromopropane
Predict the major product of the reaction between styrene and hydrogen chloride with a catalytic amount of hydrogen peroxide. Write a mechanism that accounts for the formation of the major product.
Draw a mechanism for the reaction below that is consistent with the product shown:
How can the following compound be synthesized using 2-methylbut-1-ene as starting material?
Draw a mechanism for the formation of the predicted product for the reaction below. Account for stereoisomers and regioisomers, where applicable.
Draw the major product of the following halogenation reaction.
Draw the major products of the reaction shown below. Note: D is the symbol for deuterium, a hydrogen isotope with 1 proton and 1 neutron.
Sketch the major product(s) of the reaction between the compound below and the following reagents: (a) HBr; and (b) HBr, H2O2.
Which between HBr or HBr, H2O2 is the most appropriate reagent to use in the reaction below?
What is the product of the hydrohalogenation reaction below?
What are the major products obtained from the given reaction? Note: Ignore stereochemistry.
Give seven disubstituted eight-carbon cycloalkenes that would produce the same product regardless of whether the reaction is with HBr/peroxide or HBr only.
Draw the major alkyl halide product(s) formed in the reaction below with 1 eq. of HBr. Note: Ignore stereochemistry.
Provide the major products of the reaction if the reagents below react with 1-isopropylcyclopent-1-ene.
i. HBr
ii. HBr/peroxide
Note: Disregard stereoisomers.
Predict the product(s) formed when the given alkene reacts with HBr and H2O2.
Retrosynthetic analysis is a process that is the reverse of designing the synthesis of a novel compound, which usually takes a multistep process. Using only one-step retrosynthesis, propose an alkene and the reagents needed to produce the product given below. (Note: the alkene should not undergo rearrangement.)
Determine the correct reagents needed for the following reactions.
A) (I) Br2, H2O (II) HBr
B) (I) HBr (II) Br2, H2O
C) (I) Br2, CCl4 (II) Br2, H2O
D) (I) HBr (II) HBr, peroxide
Show how you can make these compounds from but-1-yne.(i) 1,2-dibromobut-1-ene(ii) 1-bromobut-1-ene(iii) 2-bromobut-1-ene
Draw a suitable mechanism for the reaction given below.
Determine the major products obtained when 2-methylbut-1-ene reacts with each reagent below.
a. HI + peroxide
b. HBr + peroxide