Xylene

C₈H₁₀

IUPAC: Dimethylbenzene

CAS: 1330-20-7

概述

Xylene is a mixture of three isomers (ortho-, meta-, and para-xylene) that is one of the top 30 chemicals produced in the United States. Para-xylene is the most valuable isomer, used to make PET plastic. Xylene is also a common solvent and gasoline component.

组成

元素 符号 原子 原子质量
Hydrogen H 10 1.0080
Carbon C 8 12.0110

元素组成

H
Hydrogen ×10
9.5%
C
Carbon ×8
90.5%

用途

  • • PET plastic production (via terephthalic acid)
  • • Solvent in paint and rubber
  • • Histology tissue processing
  • • Gasoline blending

趣味知识

  • ✦ Para-xylene is the starting material for all PET plastic bottles

安全性

  • ⚠ CNS depressant
  • ⚠ Flammable
  • ⚠ Chronic exposure affects liver and kidneys
  • ⚠ Reproductive toxin

属性

类型
organic
状态
liquid
摩尔质量
106.17 g/mol
密度
0.8640 g/cm³
熔点
-47.4 °C
沸点
138.4 °C
溶解度
0.106 g/L at 20°C

别名

Xylol

相关化合物

Caffeine

C₈H₁₀N₄O₂

Coumarin

C₉H₆O₂

Acetone

(CH₃)₂CO

Acrylic Acid

C₃H₄O₂

Cysteine

C₃H₇NO₂S

DDT

C₁₄H₉Cl₅

Alanine

C₃H₇NO₂

Diazepam

C₁₆H₁₃ClN₂O

Dichloromethane

CH₂Cl₂

Butane

C₄H₁₀

Frequently Asked Questions

What is Xylene?
Xylene (C₈H₁₀) is a organic compound with the IUPAC name Dimethylbenzene.
What is the molecular weight of Xylene?
Xylene has a molar mass of 106.168 g/mol.
What state is Xylene at room temperature?
Xylene is a liquid at room temperature.
Is Xylene organic or inorganic?
Xylene is classified as an organic compound.
What elements make up Xylene?
Xylene (C₈H₁₀) is composed of Hydrogen (H), Carbon (C).