P-XYLENE - (106-42-3)

Introduction

Name: p-xylene; p-xylol; 1,4-dimethylbenzene
* IUPAC
CAS Number: 106-42-3
Chemical Formula: C8H10
Molar Mass: 106.165 g
Mass Percent: C 90.505 %; H 9.4940 % 
Isomers:  ethylbenzene  •  m-xylene  •  o-xylene

Classification

• organic • aromatic

Physical Properties

Melting Point:*
13.2°C 1 = 286.35 K = 55.76°F
Boiling Point:*
138°C 1 = 411.15 K = 280.4°F

* - 1 atm pressure

Bonding

Double Bonds: 3
Triple Bonds: 0
Sigma Bonds: 18
Pi Bonds: 3
Total: 21
Carboxyl Groups: 0
Hydroxyl Groups: 0
Bonding: polar covalent
Ionic Character: 10.61 %

Reactions

The oxidation of p-xylene by oxygen in air:


For More Information

Sources

(1) - Estok, George K. Organic Chemistry: A Short Text; W.B. Saunders: Philadelphia, 1959; p 58.