Polysubstitution is a major drawback in: 11th. Chemistry. Hydrocarbons. Aromatic Hydrocarbon. Polysubstitution is a major…
Polysubstitution is a major drawback of Friedal craft’s alkylation. It is so because activating behaviour of benzene ring increases with increase in number of alkyl group on benzene ring.
9/6/2019 · The Questions and Answers of Polysubstitution is a major drawback ina)Friedel Craft’s alkylationb)Reimer Tiemann reactionc)FriedelCrafts acylationd)Acetylation of anilineCorrect.
Polysubstitution is a major drawback of Friedal –Craft alkylation –CH 3 gp in highly activating group . due to +H effect of its, 7/23/2020 · 13. Polysubstitution is a major drawback in (a) Reimer-Tiemann reaction (b) Friedel-Crafts acylation (c) Friedel-Crafts alkylation (d) Acetylation of aniline. Solution: The product obtained is more activated in Friedel-Crafts alkylation and thus, polysubstitution will take place. Hence option (3) is.
Polysubstitution is a major drawback in : (1) Acetylation of aniline (2) Friedel Craft’s acylation (3) Reimer Tiemann reaction (4) Friedel Craft’s alkylation, 13. Polysubstitution is a major drawback in (a) Reimer-Tiemann reaction (b) Friedel-Crafts acylation (c) Friedel-Crafts alkylation (d) Acetylation of aniline. Solution: The product obtained is more activated in Friedel-Crafts alkylation and thus, polysubstitution will take place. Hence option (3) is the answer. 14.
Q.12 Polysubstitution is a major drawback of – (1) Freidal craft acylation (2) Nitration on aromatic ring (3) F.C. Alkylation (4) F.C. Acylation Ans. [3], 4/8/2019 · Polysubstitution is a major drawback in : (1) Friedel Craft’s alkylation (2) Reimer Teimann reaction (3) Acetylation of aniline (4) Friedel Craft’s acylation Sol. 1 R—Cl AlCl 3 R +H +I Power density order 27. The major product obtained in the following reaction is : CN O NH 2 (i)CHCl /KOH 3 (ii)Pd/C/H 2 (1) CN O NCH 3 H (2) NCH CN
