Q44.The structure of product C, formed by the following sequence of reactions is : Benzene KCN −−CH3 COOH + SOCl2 ⟶A → ⟶B →⟶C AlCl3 −OH (1) (2) (3) (4)
What This Question Tests
This question tests a reaction sequence involving Friedel-Crafts acylation followed by nitrile formation and hydrolysis, leading to a carboxylic acid derivative.
Concepts Tested
📚 NCERT Sections This Tests
9.9 — Give The Structures Of A, B And C In The Following Reactions:
Chemistry Class 12 · Chapter 9
9.9 Give the structures of A, B and C in the following reactions: B NaOH Br 2 C (i) CH 3 CH 2 I NaCN A Partial OHhydrolysis CuCN H 2 O/H NH 3 (ii) C 6 H 5 N 2 Cl A B C 4 B HNO 2 C (iii) CH 3 CH 2 Br KCN A LiAlH 0 C 2 2 O/H HCl B H C (iv) C6 H 5 NO 2 Fe/HCl A NaNO273 K 3 A NaOBr B NaNO 2 /HCl C (v) CH 3 COOH NH 2 B C 6 H 5 OH C (vi) C6 H 5 NO 2 Fe/HCl A HNO273K 279 Amines Reprint 2025-26
8.17 — Complete Each Synthesis By Giving Missing Starting Material, Reagent Or Products
Chemistry Class 12 · Chapter 8
8.17 Complete each synthesis by giving missing starting material, reagent or products
9.8 — Accomplish The Following Conversions:
Chemistry Class 12 · Chapter 9
9.8 Accomplish the following conversions: (i) Nitrobenzene to benzoic acid (ii) Benzene to m-bromophenol (iii) Benzoic acid to aniline (iv) Aniline to 2,4,6-tribromofluorobenzene (v) Benzyl chloride to 2-phenylethanamine (vi) Chlorobenzene to p-chloroaniline (vii) Aniline to p-bromoaniline (viii) Benzamide to toluene (ix) Aniline to benzyl alcohol.
📋 Question Details
- Chapter
- Aldehydes Ketones Carboxylic Acids
- Topic
- Synthesis of carboxylic acid derivatives
- Year
- 2021
- Shift
- 31 Aug Shift 1
- Q Number
- Q44
- Type
- MCQ
- NCERT Ref
- Class 12 Chemistry Ch 13: Nitrogen Compounds
More from this Chapter
Q80.The increasing order of the rate of HCN addition to compounds A −D is (A) HCHO (B) CH3COCH3 (C) PhCOCH3 (D) PhCOPh (1) A < B < C < D (2) D < B < C < A (3) D < C < B < A (4) C < D < B < A
Q78. In the following sequence of reactions, the compound ' D ' is (1) butanal (2) n−butyl alcohol (3) n−propyl alcohol (4) propanal
Q57.In Cannizzaro reaction qiven below (1) the attack of : OH at the carboxyl group (2) the transfer of hydride to the carbonyl group (3) the abstraction of proton from the carboxylic (4) the deprotonation of PhCH2OH group JEE Main 2009 JEE Main Previous Year Paper
Q58.A liquid was mixed with ethanol and a drop of concentrated H2SO4 was added. A compound with a fruity smell was formed. The liquid was: (1) CH3OH (2) HCHO (3) CH3COCH3 (4) CH3COOH