Isoprene

C₅H₈

IUPAC: 2-Methylbuta-1,3-diene

CAS: 78-79-5

Aperçu

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

Composition

Élément Symbole Atomes Masse atomique
Hydrogen H 8 1,0080
Carbon C 5 12,0110

Composition élémentaire

H
11,8%
C
88,2%

Usages

  • Synthetic rubber (polyisoprene)
  • Chemical intermediate

Le saviez-vous

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

Sécurité

  • ⚠ Extremely flammable
  • ⚠ Irritant

Structure

SMILES

CC(=C)C=C

Propriétés

Type
organic
État
liquid
Masse molaire
68,12 g/mol
Densité
0,6810 g/cm³
Point de fusion
-145,9 °C
Point d'ébullition
34,1 °C
Solubilité
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).