Chlorosulfonic Acid

ClSO₃H

IUPAC: Chlorosulfuric acid

CAS: 7790-94-5

Übersicht

Chlorosulfonic acid is an extremely corrosive liquid that reacts violently with water. It is used to introduce sulfonyl chloride groups in organic synthesis.

Zusammensetzung

Element Symbol Atome Atommasse
Hydrogen H 1 1,0080
Oxygen O 3 15,9990
Sulfur S 1 32,0600
Chlorine Cl 1 35,4500

Elementare Zusammensetzung

H
Hydrogen ×1
0,9%
O
Oxygen ×3
41,2%
S
Sulfur ×1
27,5%
Cl
Chlorine ×1
30,4%

Verwendung

  • • Sulfonation reagent
  • • Detergent production
  • • Pharmaceutical synthesis
  • • Smoke screen generation

Wissenswertes

  • ✦ Generates dense white smoke on contact with moist air, once used for military smoke screens

Sicherheit

  • ⚠ Extremely corrosive
  • ⚠ Reacts violently with water
  • ⚠ Toxic fumes

Structure

SMILES

OS(=O)(=O)Cl

Eigenschaften

Typ
acid
Zustand
liquid
Molmasse
116,52 g/mol
Dichte
1,7530 g/cm³
Schmelzpunkt
-80,0 °C
Siedepunkt
152,0 °C
Löslichkeit
decomposes violently

Molecular Descriptors

Exact Mass
115,9335
XLogP
-0,1
TPSA
62,8 Ų
H-Bond Donors
1
H-Bond Acceptors
3
Rotatable Bonds
0
Heavy Atoms
5
Complexity
92,0

Verwandte Verbindungen

Acetic Acid

CH₃COOH

Hypochlorous Acid

HClO

Boric Acid

H₃BO₃

Chloric Acid

HClO₃

Chlorous Acid

HClO₂

Carbonic Acid

H₂CO₃

Hydrogen Sulfide

H₂S

Hydrochloric Acid

HCl

Hydrogen Cyanide

HCN

Perchloric Acid

HClO₄

Frequently Asked Questions

What is Chlorosulfonic Acid?
Chlorosulfonic Acid (ClSO₃H) is a acid compound with the IUPAC name Chlorosulfuric acid.
What is the molecular weight of Chlorosulfonic Acid?
Chlorosulfonic Acid has a molar mass of 116.52 g/mol.
What state is Chlorosulfonic Acid at room temperature?
Chlorosulfonic Acid is a liquid at room temperature.
Is Chlorosulfonic Acid organic or inorganic?
Chlorosulfonic Acid is classified as an inorganic compound.
What elements make up Chlorosulfonic Acid?
Chlorosulfonic Acid (ClSO₃H) is composed of Hydrogen (H), Oxygen (O), Sulfur (S), Chlorine (Cl).