(a)
Interpretation:
A curve-arrow mechanism for the given reaction is to be drawn.
Concept introduction:
The nucleophilic substitution reactions are the reactions in which one nucleophile is substituted by another nucleophile. These reactions depend upon the nucleophilicity and concentration of the nucleophile. There are two types of nuclephilic substitution reaction.
The
(b)
Interpretation:
A curve-arrow mechanism for the given reaction is to be drawn.
Concept introduction:
The reactions in which two substances are combined to give the products is known as addition reaction. The
(c)
Interpretation:
A curve-arrow mechanism for the given reaction is to be drawn.
Concept introduction:
The
(d)
Interpretation:
A curve-arrow mechanism for the given reaction is to be drawn.
Concept introduction:
The chemical reactions in which one molecules combines with the another molecule is known as addition reaction. The polymerization is also a type of addition reaction. The addition of molecules, electrophile or nucleophile to the alkene rings is also a type of addition reaction.
(e)
Interpretation:
A curve-arrow mechanism for the given reaction is to be drawn.
Concept introduction:
A chemical reaction which involves free radicals is known as free radical reaction. These reactions are comprised of three steps, the chain initiation step, the chain propagation step and the last, the chain termination step. The polymerization reactions are a type of free radical reactions.
The free radicals are generated by the hemolytic cleavage of the bond between the atoms and such atoms shares same electronegativity value.
(f)
Interpretation:
A curve-arrow mechanism for the given reaction is to be drawn.
Concept introduction:
A chemical reaction which involves free radicals is known as free radical reaction. These reactions are comprised of three steps, the chain initiation step, the chain propogation step and the last, the chain termination step. The polymerization reactions are a type of free radical reactions. The free radicals are generated by the hemolytic cleavage of the bond between the atoms and such atoms shares same electronegativity value
(g)
Interpretation:
A curve-arrow mechanism for the given reaction is to be drawn.
Concept introduction:
A chemical reaction which involves free radicals is known as free radical reaction. These reactions are comprised of three steps, the chain initiation step, the chain propagation step and the last, the chain termination step. The polymerization reactions are a type of free radical reactions.
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EBK ORGANIC CHEMISTRY
- Synthesize from benzene. (Hint: All of these require diazonium ions.)(a) 3-ethylbenzoic acidarrow_forward(a) When bromine is added to two beakers, one containing phenyl iso propyl ether and the other containing cyclohexene, the bromine color in both beakers disappears. What observation could you make while performing this test that would allow you to distinguish the alkene from the aryl ether? (b) Write any three methods in detail for the preparation of aldehyde from primary alcohol. (c) State the clemmenson reduction.arrow_forwardWrite the structure of the major organic product formed in the reaction of each of the following with hydrogen bromide in the absence of peroxides and in their presence. (a) 1-Pentene (b) 2-Methyl-2-butene (c) 1-Methylcyclohexenearrow_forward
- Provide the reagents and solvents (where appropriate) needed to bring about the following transformations. (a) CI (b)arrow_forwardExplain why :(a) The dipole moment of chlorobenzene is lower than that of cyclohexyl chloride.(b) Alkyl halides, though polar, are immiscible with water.arrow_forward(3) Starting with 2-methylpropene (isobutylene) and using any other needed reagents, outline a synthesis of each of the following » (a) OH (b)arrow_forward
- Disiamylborane adds only once to alkynes by virtue of its two bulky secondary isoamylgroups. Disiamylborane is prepared by the reaction of BH3 # THF with an alkene.(a) Draw the structural formulas of the reagents and the products in the preparation ofdisiamylborane.(b) Explain why the reaction in part (a) goes only as far as the dialkylborane. Why isSia3B not formed?arrow_forward(a) When (Z)-3-methylhex-3-ene undergoes hydroboration–oxidation, two isomericproducts are formed. Give their structures, and label each asymmetric carbon atomas (R) or (S). What is the relationship between these isomers?(b) Repeat part (a) for (E)-3-methylhex-3-ene. What is the relationship between the productsformed from (Z)-3-methylhex-3-ene and those formed from (E)-3-methylhex-3-ene?arrow_forwardExplain the following behaviours :(i) Alcohols are more soluble in water than the hydrocarbons of comparable molecular masses.(ii) Ortho-nitrophenol is more acidic than ortho-methoxyphenol.arrow_forward
- (a) Give the products of the phosphoric acid-catalyzed dehydration of 2-methylcyclohex-3- enol. Label the three products with major, minor, and trace amounts. OH H3PO4, heat (b) Describe the rule that is applied in the acid-catalyzed dehydration of 2-methylcyclohex-3- enol. Explain your answer based on the products formed.arrow_forward(b) Ozonolysis process was carried out towards an unknown organic compound, X, to produce propanal, C3H6O and compound Y. Propanal was then further oxidized into compound z, C3H6O2 by using potassium permanganate, KMNO4 under acidic condition and heating. As an alternative, compound Y can be produced from the reaction of benzene with ethanoyl chloride, CH3COCI with the presence of aluminium trichloride, AICI3. Proses ozonolisis telah dijalankan terhadap sebatian organik yang tidak dikenali, X untuk menghasilkan propanal, C3H6O dan sebatian Y. Propanal kemudiannya dioksidakan menjadi sebatian Z menggunakan KMNO4 dalam keadaan berasid dan panas. Sebagai alternatif, sebatian Y boleh dihasilkan daripada tindak balas antara benzena dengan etanoil klorida, CH3COCI dengan kehadiran aluminium triklorida, AICI3. (1) Draw the structural formula of compounds X, Y, and z. Lukiskan formula struktur bagi sebatian X, Y, dan Z. (ii) Show the formation of electrophile that will be reacted with benzene…arrow_forward(a) suggest the suitable mechanism and illustrate the stepwise of the (heptyloxy)cyclopentane mechanism. (b) illustrate, and write the mechanism the formation of iodocyclopentane and 1-iodoheptane.arrow_forward
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