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Aldehydes Ketones and Carboxylic Acids question

2017 · Shift 2 · Q18
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Aldehydes Ketones and Carboxylic Acids question

2017 · Shift 2 · Q18

JEE AdvancedChemistryAldehydes Ketones and Carboxylic AcidsMCQ+3 / −0.75
The reaction of compound PPP with CH3MgBrC{H_3}MgBrCH3​MgBr(excess) in (C2H5)2O{\left( {{C_2}{H_5}} \right)_2}O(C2​H5​)2​O followed by addition of H2O{H_2}OH2​O gives Q.Q.Q. The compound QQQ on treatment with H2SO4{H_2}S{O_4}H2​SO4​ at 0∘C{0^ \circ }C0∘C gives R.R.R. The reaction of RRR with CH3COClC{H_3}COClCH3​COCl in the presence of anhydrous AlCl3AlC{l_3}AlCl3​ in CH2Cl2C{H_2}C{l_2}CH2​Cl2​ followed by treatment with H2O{H_2}OH2​O producess compound S.S.S. [EtEtEt in compound PPP is ethyl group] JEE Advanced 2017 Paper 2 Offline Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 60 English ComprehensionThe reactions, QQQ to RRR and RRR to S,S,S, are
  1. A
    Dehydration and Friedel −-− Crafts acylation
  2. B
    Aromatic sulfonation and Friedel −-− Crafts acylation
  3. C
    Friedel −-− Crafts alkylation, dehydration and Friedel −-− Crafts acylation
  4. D
    Friedel −-− Crafts alkylation and Friedel −-− Crafts acylation
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