Dichloromethane

CH₂Cl₂

IUPAC: Dichloromethane

CAS: 75-09-2

概述

Dichloromethane (DCM) is one of the most widely used organic solvents in chemistry. It is dense, volatile, and dissolves a wide range of organic compounds. It is used extensively as an extraction solvent in chromatography and in decaffeination of coffee and tea.

组成

元素 符号 原子 原子质量
Hydrogen H 2 1.0080
Carbon C 1 12.0110
Chlorine Cl 2 35.4500

元素组成

H
Hydrogen ×2
2.4%
C
Carbon ×1
14.1%
Cl
Chlorine ×2
83.5%

用途

  • • Organic chemistry solvent
  • • Paint stripper
  • • Coffee and tea decaffeination
  • • Chromatography extraction

趣味知识

  • ✦ DCM-based paint strippers have caused hundreds of deaths in bathtub refinishing due to enclosed-space use

安全性

  • ⚠ Probable carcinogen (IARC Group 2A)
  • ⚠ Metabolized to carbon monoxide in the body
  • ⚠ CNS depressant
  • ⚠ Fatal in enclosed spaces

Structure

SMILES

C(Cl)Cl

属性

类型
organic
状态
liquid
摩尔质量
84.93 g/mol
密度
1.3270 g/cm³
熔点
-96.7 °C
沸点
39.6 °C
溶解度
20 g/L at 20°C

Molecular Descriptors

Exact Mass
83.9534
XLogP
1.5
TPSA
0.0 Ų
H-Bond Donors
0
H-Bond Acceptors
0
Rotatable Bonds
0
Heavy Atoms
3
Complexity
2.0

别名

Methylene chloride DCM

相关化合物

Caffeine

C₈H₁₀N₄O₂

Acrylic Acid

C₃H₄O₂

Alanine

C₃H₇NO₂

Asparagine

C₄H₈N₂O₃

Bisphenol A Diglycidyl Ether

C₂₁H₂₄O₄

Dimethyl Carbonate

C₃H₆O₃

Dopamine

C₈H₁₁NO₂

Bromothymol Blue

C₂₇H₂₈Br₂O₅S

Butyric Acid

C₄H₈O₂

Butane

C₄H₁₀

Frequently Asked Questions

What is Dichloromethane?
Dichloromethane (CH₂Cl₂) is a organic compound with the IUPAC name Dichloromethane.
What is the molecular weight of Dichloromethane?
Dichloromethane has a molar mass of 84.933 g/mol.
What state is Dichloromethane at room temperature?
Dichloromethane is a liquid at room temperature.
Is Dichloromethane organic or inorganic?
Dichloromethane is classified as an organic compound.
What elements make up Dichloromethane?
Dichloromethane (CH₂Cl₂) is composed of Hydrogen (H), Carbon (C), Chlorine (Cl).