Ammonium Persulfate

(NH₄)₂S₂O₈

IUPAC: Ammonium peroxodisulfate

CAS: 7727-54-0

概述

Ammonium persulfate is the most commonly used initiator for free radical polymerization in emulsion and solution polymerizations.

组成

元素 符号 原子 原子质量
Hydrogen H 8 1.0080
Nitrogen N 2 14.0070
Oxygen O 8 15.9990
Sulfur S 2 32.0600

元素组成

H
Hydrogen ×8
3.5%
N
Nitrogen ×2
12.3%
O
Oxygen ×8
56.1%
S
Sulfur ×2
28.1%

用途

  • • Polymerization initiator
  • • Hair bleaching
  • • PCB etching
  • • Gel electrophoresis

趣味知识

  • ✦ Every PAGE gel in molecular biology labs is polymerized using ammonium persulfate

安全性

  • ⚠ Strong oxidizer
  • ⚠ Skin sensitizer

Structure

SMILES

[NH4+].[NH4+].[O-]S(=O)(=O)OOS(=O)(=O)[O-]

属性

类型
inorganic
状态
solid
摩尔质量
228.20 g/mol
密度
1.9820 g/cm³
熔点
120.0 °C
溶解度
820 g/L at 20°C

Molecular Descriptors

Exact Mass
227.9722
TPSA
152.0 Ų
H-Bond Donors
2
H-Bond Acceptors
8
Rotatable Bonds
1
Heavy Atoms
12
Complexity
206.0

相关化合物

Arsine

AsH₃

Barium Ferrite

BaFe₁₂O₁₉

Calcium Aluminate Cement

CaO·Al₂O₃

Aluminum Nitride

AlN

Calcium Hydride

CaH₂

Xenon Difluoride

XeF₂

Magnesium Silicate

Mg₃Si₄O₁₀(OH)₂

Hydroxylamine

NH₃O

Phosgene

COCl₂

Diborane

B₂H₆

Frequently Asked Questions

What is Ammonium Persulfate?
Ammonium Persulfate ((NH₄)₂S₂O₈) is a inorganic compound with the IUPAC name Ammonium peroxodisulfate.
What is the molecular weight of Ammonium Persulfate?
Ammonium Persulfate has a molar mass of 228.2 g/mol.
What state is Ammonium Persulfate at room temperature?
Ammonium Persulfate is a solid at room temperature.
Is Ammonium Persulfate organic or inorganic?
Ammonium Persulfate is classified as an inorganic compound.
What elements make up Ammonium Persulfate?
Ammonium Persulfate ((NH₄)₂S₂O₈) is composed of Hydrogen (H), Nitrogen (N), Oxygen (O), Sulfur (S).