Isoprene

C₅H₈

IUPAC: 2-Methylbuta-1,3-diene

CAS: 78-79-5

Übersicht

Isoprene is the monomer of natural rubber and one of the most important hydrocarbons in biology. Trees emit over 500 million tonnes per year.

Zusammensetzung

Element Symbol Atome Atommasse
Hydrogen H 8 1,0080
Carbon C 5 12,0110

Elementare Zusammensetzung

H
11,8%
C
88,2%

Verwendung

  • Synthetic rubber (polyisoprene)
  • Chemical intermediate

Wissenswertes

  • Trees globally emit more isoprene than all human industrial activities combined

Sicherheit

  • ⚠ Extremely flammable
  • ⚠ Irritant

Structure

SMILES

CC(=C)C=C

Eigenschaften

Typ
organic
Zustand
liquid
Molmasse
68,12 g/mol
Dichte
0,6810 g/cm³
Schmelzpunkt
-145,9 °C
Siedepunkt
34,1 °C
Löslichkeit
insoluble

Molecular Descriptors

Exact Mass
68,0626
XLogP
2,5
TPSA
0,0 Ų
H-Bond Donors
0
H-Bond Acceptors
0
Rotatable Bonds
1
Heavy Atoms
5
Complexity
51,0

Frequently Asked Questions

What is Isoprene?
Isoprene (C₅H₈) is a organic compound with the IUPAC name 2-Methylbuta-1,3-diene.
What is the molecular weight of Isoprene?
Isoprene has a molar mass of 68.12 g/mol.
What state is Isoprene at room temperature?
Isoprene is a liquid at room temperature.
Is Isoprene organic or inorganic?
Isoprene is classified as an organic compound.
What elements make up Isoprene?
Isoprene (C₅H₈) is composed of Hydrogen (H), Carbon (C).