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Furan

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Identification
Molecular formula
C4H4O
CAS number
110-00-9
IUPAC name
furan
State
State

At room temperature, furan is typically a volatile liquid.

Melting point (Celsius)
-85.60
Melting point (Kelvin)
187.55
Boiling point (Celsius)
31.36
Boiling point (Kelvin)
304.51
General information
Molecular weight
68.07g/mol
Molar mass
68.0740g/mol
Density
0.9364g/cm3
Appearence

Furan is a colorless, highly volatile and flammable liquid. It has a sweet, ether-like odor which becomes noticeable at high concentrations.

Comment on solubility

Solubility of Furan

Furan, with the chemical formula C4H4O, is an aromatic heterocyclic organic compound that exhibits interesting solubility characteristics. Its solubility in different solvents can be summarized as follows:

  • Water: Furan has a low solubility in water, making it relatively hydrophobic due to the presence of its aromatic structure.
  • Organic Solvents: Furan is highly soluble in organic solvents, such as:
    • Alcohols (e.g., ethanol)
    • Acetone
    • Ether
    • Benzene
  • Impact of Temperature: The solubility of furan can increase with temperature, as is typical for many organic compounds.

In practical terms, this solubility behavior makes furan suitable for various applications, particularly in organic synthesis and as a solvent itself. However, its low water solubility limits its use in aqueous environments. Thus, when dealing with furan in the laboratory or industrial settings, it is essential to consider its solubility profile for effective handling and utilization.

Interesting facts

Interesting Facts About Furan

Furan is an intriguing organic compound that has sparked the interest of chemists for various reasons. Here are some fascinating aspects of furan:

  • Structural Importance: Furan is a five-membered aromatic ring that contains four carbon atoms and one oxygen atom. This unique structure contributes to its reactivity and versatility in organic synthesis.
  • Natural Occurrence: Furan derivatives can be found in many natural sources, such as plant oils, and they play crucial roles in the formation of complex organic compounds in nature.
  • Reactivity: Due to its electron-rich nature, furan readily participates in electrophilic aromatic substitution reactions. This allows for the formation of a wide variety of useful derivatives in medicinal chemistry.
  • Applications: Furan is often used as a building block in the synthesis of various pharmaceuticals, agrochemicals, and polymer materials. It is particularly important in the development of plastic materials like furan resins.
  • Health and Safety Considerations: While furan's chemical properties are beneficial for industrial applications, it is important to note that furan itself is considered a potential carcinogen. Proper safety precautions should be taken when handling this compound.

Overall, furan is a compound that exemplifies the relationship between structure and reactivity in organic chemistry. As chemists continue to explore its potential, furan remains a subject of ongoing research with promising applications across various fields.

Synonyms
FURAN
110-00-9
Divinylene oxide
Tetrole
Furfuran
Oxacyclopentadiene
Oxole
Furane
1,4-Epoxy-1,3-butadiene
Axole
Furfurane
RCRA waste number U124
NCI-C56202
HSDB 89
CCRIS 3159
UNII-UC0XV6A8N9
EINECS 203-727-3
UC0XV6A8N9
BRN 0103221
DTXSID6020646
CHEBI:35559
AI3-24244
Furan (98%)
Furan (stabilized with BHT)
DTXCID20646
EC 203-727-3
5-17-01-00291 (Beilstein Handbook Reference)
FURAN (IARC)
FURAN [IARC]
Furano
UN2389
RCRA waste no. U124
beta-furan
Oxol
furan-
Oxycyclopentadiene
2-Furan
MFCD00003222
Furan, 98%
FURAN [HSDB]
FURAN [MI]
Furan, analytical standard
Furan, >=99%
CHEMBL278980
Furan 1000 microg/mL in Methanol
Tox21_200920
Furan 100 microg/mL in Acetonitrile
AKOS000120038
UN 2389
Furan [UN2389] [Flammable liquid]
NCGC00091774-01
NCGC00091774-02
NCGC00258474-01
CAS-110-00-9
F0074
NS00007433
EN300-17955
A802126
InChI=1/C4H4O/c1-2-4-5-3-1/h1-4
Q243992
BRD-K65278478-001-01-0
F0001-0213
203-727-3
25067-54-3