Class 11 Chemistry Organic Chemistry Nomanclature Of Aromatic Compounds

NOMANCLATURE OF AROMATIC COMPOUNDS

Aromatic compounds are those which contain at least one benzene ring.

BENZENE – Hexagon of Carbon atoms with 3 alternate double Bonds.

 Class_11_Concepts_Of_Chemistry_Nomanclature_Aromatic_Compounds                  

Three different forms in figure are:

 Class_11_Concepts_Of_Chemistry_Nomanclature_Aromatic_Compounds1

Aryl group :- radicals obtained by removal of one or more H atom of

aromatic compounds.

 Class_11_Concepts_Of_Chemistry_Aromatic_Compounds_ArylGroups

 

Some common compound :

Class_11_Concepts_Of_Chemistry_Nomanclature_Aromatic_Compounds2

Rules

  1. When benzene ring is used as substituent, it is named as phenyl (ph).
  2. Numbering can be done from any side.
  3. Substituents are written in alphabetical order.

Class_11_Concepts_Of_Chemistry_Nomanclature_Aromatic_Compounds3

Write Structures of :

Class_11_Concepts_Of_Chemistry_Nomanclature_Aromatic_Compounds4     

Class_11_Concepts_Of_Chemistry_Nomanclature_Aromatic_Compounds5Class_11_Concepts_Of_Chemistry_Nomanclature_Aromatic_Compounds6

Class_11_Concepts_Of_Chemistry_Nomanclature_Aromatic_Compounds7

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