furan

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oxacyclopentadiene

CAS: 110-00-9 C4 H4 O MW: 68.07508000
All Ingredients Aromatic Ingredients CAS Numbers EINECS Numbers Found in Nature IUPAC Names M.W Index Odor Substantivity Refractive Index Specific Gravity

Identification

Namefuran
CAS Number110-00-9
EINECS203-727-3
FDA UNIIUC0XV6A8N9
Molecular FormulaC4 H4 O
Molecular Weight68.07508000
MDL NumberMFCD00003222
Nikkaji NumberJ2.443K
Beilstein0103221
XlogP31.30 (est)

Regulatory

Physical Properties

Appearance colorless liquid (est)
Assay 98.00 to 100.00
Food Chemicals Codex Listed No
Specific Gravity 0.93700 to 0.94100 @ 20.00 °C.
Pounds per Gallon - (est). 7.806 to 7.839
Refractive Index 1.41900 to 1.42400 @ 20.00 °C.
Melting Point -85.60 °C. @ 760.00 mm Hg
Boiling Point 32.00 °C. @ 758.00 mm Hg, 31.50 °C. @ 760.00 mm Hg
Vapor Pressure 600.000000 mmHg @ 25.00 °C.
Vapor Density 2.3 ( Air = 1 )
Flash Point -32.00 °F. TCC ( -35.56 °C. )
logP (o/w) 1.340
Soluble in alcohol
Insoluble in water

Organoleptic Properties

Odor Description at 0.10 % in propylene glycol.

Safety Information

Preferred SDSView
Oral/Parenteral Toxicityintraperitoneal-rat LD50 5200 ug/kg
Dermal ToxicityNot determined
Inhalation Toxicityinhalation-rat LC50 3398 ppm/1H

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categorynatural substances and extractives
Recommendation for furan usage levels up tonot for fragrance use.
Recommendation for furan flavor usage levels up tonot for flavor use.

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Potential Uses

None Found

Natural Occurrence

found in nature

Synonyms

axole oxa cyclopentadiene divinylene oxide 1,4- epoxy-1,3-butadiene furfuran oxole tetrole Try the PubMed Search.