dibenzofuran

CAS No. 132-64-9

Formula: C12H8O
Basic Info

Dibenzofuran is a heterocyclic organic compound with the chemical structure shown at right. It is an aromatic compound that has two benzene rings fused to a central furan ring. All the numbered carbon atoms have a hydrogen atom bonded to each of them (not shown in the image). It is a volatile white solid that is soluble in nonpolar organic solvents. It is obtained from coal tar, where it exists as a 1% component.

Formula
C12H8O
Molecular Weight
168.191
Exact Mass
168.058
LogP
3.586
PSA
13.14
Synonyms

Biphenylenoxid

DIBENZOFURON

Diphenylene Oxide

biphenylene oxide

Dibenzofuran

DBF

Dibenzo[b,d]furan

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Properties
Appearance & Physical State
white to pale yellow crystalline powder
Density
1.08
Boiling Point
285ºC
Melting Point
81-85ºC
Flash Point
130ºC
Refractive Index
1.6079 (99ºC)
Stability
Stable at room temperature in closed containers under normal storage and handling conditions.
Storage Condition
2-8ºC
Vapor Pressure
0.0044mmHg at 25°C
Safety Info
RTECS
HP4430000
Safety Statements
S24/25-S29-S61
WGK Germany
3
Risk Statements
R51/53
HS Code
29329995
RIDADR
UN3077
Hazard Class
9
Packing Group
III
Hazard Codes
Spectrum
NMR Spectrum 1H NMR : 400 MHz in CDCl3
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IR Spectrum IR : KBr disc
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Mass Spectrum Mass spectrum (electron ionization)
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UV Spectrum UV/Visible spectrum
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Toxicity
MUTATION DATA
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Type of Test
Sister chromatid exchange
Exposure Route
Species Observed
Dose/Duration
10 mg/L
Toxic Effects
--
Reference
Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year: 10(Suppl 10),1,1987

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