
a) LiAlH4, then H3O+
Interpretation:
The product produced when p-methylbenzoic acid is treated with LiAlH4 and then with H3O+ is to be predicted.
Concept introduction:
To predict:
The product produced when p-methylbenzoic acid is treated with LiAlH4 and then with H3O+.
b) N-Bromosuccinimide in CCl4
Interpretation:
The product produced when p-methylbenzoic acid is treated with N-bromosuccinimide in CCl4 is to be predicted.
Concept introduction:
N-bromosuccinimide in CCl4 is used for introducing a Br in the benzyl carbon.
To predict:
The product produced when p-methylbenzoic acid is treated with N-bromosuccinimide in CCl4.
c) CH3MgBr in ether, then H3O+
Interpretation:
The product produced when p-methylbenzoic acid is treated with CH3MgBr and then with H3O+ is to be predicted.
Concept introduction:
Grignard reagents will react with the carboxyl hydrogen to yield
To predict:
The product produced when p-methylbenzoic acid is treated with CH3MgBr and then with H3O+.
d) KMnO4, H3O+
Interpretation:
The product produced when p-methylbenzoic acid is treated with KMnO4 in the presence of H3O+ is to be predicted.
Concept introduction:
When treated with KMnO4 in the presence of H3O+, the side chain in
To predict:
The product produced when p-methylbenzoic acid is treated with KMnO4 in the presence of H3O+.

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Chapter 20 Solutions
Organic Chemistry - With Access (Custom)
- A mixture of C7H12O2, C9H9OCl, biphenyl and acetone was put together in a gas chromatography tube. Please decide from the GC resutls which correspond to the peak for C7,C9 and biphenyl and explain the reasoning based on GC results. Eliminate unnecessary peaks from Gas Chromatography results.arrow_forwardIs the molecule chiral, meso, or achiral? CI .CH3 H₂C CIarrow_forwardPLEASE HELP ! URGENT!arrow_forward
- Identify priority of the substituents: CH3arrow_forwardHow many chiral carbons are in the molecule? OH F CI Brarrow_forwardA mixture of three compounds Phen-A, Acet-B and Rin-C was analyzed using TLC with 1:9 ethanol: hexane as the mobile phase. The TLC plate showed three spots of R, 0.1 and 0.2 and 0.3. Which of the three compounds (Phen-A; Acet-B or Rin-C) would have the highest (Blank 1), middle (Blank 2) and lowest (Blank 3) spot respectively? 0 CH: 0 CH, 0 H.C OH H.CN OH Acet-B Rin-C phen-A A A <arrow_forward
- Organic ChemistryChemistryISBN:9781305580350Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. FootePublisher:Cengage Learning

