Dichlorobenzene

1.2-Dichlorobenzene

1.2-Dichlorobenzene, also known as ortho-dichlorobenzene, is an organic compound. It has the chemical formula C6H4Cl2

Dichlorobenzene is a colourless liquid and is a derivative of benzene. 

The liquid can cause irritation on the respiratory tract and eyes. 

Properties

Molecular weight   147.01 g/mol

Solid phase   Melting point: -17.03 °C

Liquid phase   Boiling point: 180.5 °C

1.3-Dichlorobenzene

1.3-Dichlorobenzene, also known as meta-dichlorobenzene, is an organic compound and has the 
same chemical formula, C6H4Cl2, as 1.2 dichlorobenzene. 

1.3 dichlorobenzene is a colourless liquid. It is the least common of the three isomers of dichlorobenzene. 

Properties

Molecular weight   147.00 g/mol

Solid phase   Melting point: -25 to - 22 °C

Liquid phase   Boiling point: 172 to 173 °C

1.4-Dichlorobenzen

1.4-Dichlorobenzene or para-dichlorobenzene is an organic compound with the formula C6H4Cl2. It is a colourless liquid with a pungent odour. 

1.4-Dichlorobenzene is used in mothballs and other pesticides. 

Properties

Molecular weight   147.00 g/mol

Solid phase   Melting point: 53.5 °C

Liquid phase   Boiling point: 174 °C