MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Nitration of Aromatics

Which of the ...

Question

Which of the following intermediate is formed when benzene reacts with $C H_{3} C O C l$ in presence of anhydrous $A l C l_{3}$ ?

A

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

No intermediate is formed.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A
Friedel-Crafts Acylation:
One H-atom of the ring gets replaced by Acyl (RCO) group. The attacking electrophile is an acylium ion $(C H_{3} - C \equiv O^{+})$ made available by the reaction of acid halide and an anhydrous lewis acid.
Formation of an arenium ion (intermediate) :

The resonating structures for the intermediate are :

Suggest Corrections

thumbs-up

1

Similar questions

Q. The intermediate formed when

C l_{2}

reacts with benzene in presence of

A l C l_{3}

Q. Benzene reacts with

C H_{3} C O C l

in the presence of anhydrous

A l C l_{3}

Q. Benzene reacts with 1 equivalent of

C H_{3} C l

in the presence of anhydrous

A l C l_{3}

Q. Chloroform when treated with benzene in presence of anhydrous

A l {C l}_{3}

, the product formed is:

Q. Acetic anhydride reacts with benzene in presence of anhydrous

A l C l_{3}

View More

Join BYJU'S Learning Program

explore_more_icon

Explore more

Nitration of Aromatics

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon