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General Material Information

Preferred name 2-pentyl furan
Trivial Name 2-Pentylfuran
Short Description 2-pentylfuran
Formula C9 H14 O
CAS Number 3777-69-3
FEMA Number 3317
Flavis Number 13.059
ECHA Number 223-234-7
FDA UNII 6I0QAJ1JZQ
Nikkaji Number J45.602K
Beilstein Number 0107854
MDL MFCD00036497
COE Number 10966
NMR Predictor External link
JECFA Food Flavoring 1491 2-pentylfuran
FDA Patent No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm 3777-69-3 ; 2-PENTYLFURAN
Synonyms
  • 2-amyl furan
  • 2-amyl furan natural
  • 2-amylfuran
  • 2-N- amylfuran
  • furan, 2-pentyl-
  • 2-pentyl furan
  • 2-N- pentyl furan
  • 2-pentylfuran
  • 2-N- pentylfuran
  • 2-pentylfuran natural
  • 2-pentylfurane
  • 2-Pentylfuran
  • 2-n-Pentylfuran
  • 2-Amylfuran
  • Dihydro-5-pentyl-2(hydro)-furan

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Literature & References

2-pentylfuran
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:3777-69-3
Pubchem (cid):19602
Pubchem (sid):134984278
Flavornet:3777-69-3
Pherobase:View
Publications by Info
substances containing furan substitution
Publications by PubMed
High-quality Italian rice cultivars: chemical indices of ageing and aroma quality.
Detection of flavor compounds in longissimus muscle from four hybrid pig breeds of Sus scrofa, Bamei pig, and Large White.
Characterization of volatile aroma compounds in different brewing barley cultivars.
Chemical composition of the tuber essential oil from Helianthus tuberosus L. (Asteraceae).
Volatile fingerprint of Brazilian defective coffee seeds: corroboration of potential marker compounds and identification of new low quality indicators.
Volatile emissions from Mycobacterium avium subsp. paratuberculosis mirror bacterial growth and enable distinction of different strains.
Characterization of volatile organic compounds emitted by barley (Hordeum vulgare L.) roots and their attractiveness to wireworms.
Headspace volatile components of Canadian grown low-tannin faba bean (Vicia faba L.) genotypes.
Characteristic chemical components of the essential oil from white kwao krua (Pueraria mirifica).
Impact of cooking and handling conditions on furanic compounds in breaded fish products.
Airborne molds and bacteria, microbial volatile organic compounds (MVOC), plasticizers and formaldehyde in dwellings in three North European cities in relation to sick building syndrome (SBS).
Identification of characteristic flavour precursors from enzymatic hydrolysis-mild thermal oxidation tallow by descriptive sensory analysis and gas chromatography-olfactometry and partial least squares regression.
Quantification of furanic compounds in coated deep-fried products simulating normal preparation and consumption: optimisation of HS-SPME analytical conditions by response surface methodology.
Off-flavor related volatiles in soymilk as affected by soybean variety, grinding, and heat-processing methods.
Differences in the volatile compositions of ginseng species (Panax sp.).
Volatile generation in bell peppers during frozen storage and thawing using selected ion flow tube mass spectrometry (SIFT-MS).
[Analysis of essential oil extracted from Lactuca sativa seeds growing in Xinjiang by GC-MS].
Determination of the volatile composition in brown millet, milled millet and millet bran by gas chromatography/mass spectrometry.
Do root-emitted volatile organic compounds attract wireworms?
Amino acid catalysis of 2-alkylfuran formation from lipid oxidation-derived α,β-unsaturated aldehydes.
Determining the limits and confounders for the 2-pentyl furan breath test by gas chromatography/mass spectrometry.
Magnaporthe oryzae cell wall hydrolysate induces ROS and fungistatic VOCs in rice cell cultures.
Physicochemical and flavor characteristics of flavoring agent from mungbean protein hydrolyzed by bromelain.
Comparison of fermented soybean paste (Doenjang) prepared by different methods based on profiling of volatile compounds.
Composition of the essential oil of Bidens tripartita L. roots and its antibacterial and antifungal activities.
Key aroma components of a dry-cured sausage with high fat content (sobrassada).
Bacillus megaterium strain XTBG34 promotes plant growth by producing 2-pentylfuran.
Novel diagnostics: progress toward a breath test for invasive Aspergillus fumigatus.
Changes in volatile aroma compounds of organic fragrant rice during storage under different conditions.
Increases of 2-furanmethanol and maltol in Korean red ginseng during explosive puffing process.
Detection of 2-pentylfuran in the breath of patients with Aspergillus fumigatus.
HS071, a new furan-type cytotoxic metabolite from Streptomyces sp. HS-HY-071.
Investigation into the production of 2-Pentylfuran by Aspergillus fumigatus and other respiratory pathogens in vitro and human breath samples.
Changes in virgin olive oil quality during low-temperature fruit storage.
Characterization of volatile aroma compounds in cooked black rice.
Selected odor compounds in cooked soymilk as affected by soybean materials and direct steam injection.
Strecker type degradation of phenylalanine by 4-hydroxy-2-nonenal in model systems.
Analysis of volatile compounds and triglycerides of seed oils extracted from different poppy varieties (Papaver somniferum L.).
Analytical determination of the suitability of different processes for the treatment of odorous waste gas.
Aroma characteristics of stored tobacco cut leaves analyzed by a high vacuum distillation and canister system.
A comparison of the aroma volatiles and fatty acid compositions of grilled beef muscle from Aberdeen Angus and Holstein-Friesian steers fed diets based on silage or concentrates.
A comparison of warmed-over flavour in pork by sensory analysis, GC/MS and the electronic nose.
Determination of unique microbial volatile organic compounds produced by five Aspergillus species commonly found in problem buildings.
Volatile compounds from potato-like model systems.
Identification of Toxic 2,4-Decadienal in Oxidized, Low-Density Lipoprotein by Solid-Phase Microextraction.
Use of solid-phase microextraction for measuring oil-water partition coefficients and correlation with high-performance liquid chromatographic methods for lipophilicity.
Identification and quantitation of volatile compounds in two heated model compounds, trilinolein and linoleic acid esterified propoxylated glycerol.
Volatile metabolites of some barley storage molds.
Identification of lipoxygenase-linoleate decomposition products by direct gas chromatography-mass spectrometry.

Other Information

(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
FDA Substances Added to Food (formerly EAFUS):View
CHEBI:View
HMDB (The Human Metabolome Database):HMDB31084
FooDB:FDB006023
YMDB (Yeast Metabolome Database):YMDB01439
Export Tariff Code:2932.19.0090
Typical G.C.
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View
EFSA Update of results on the monitoring of furan levels in food:Read Report
EFSA Previous report: Results on the monitoring of furan levels in food:Read Report
EFSA Report of the CONTAM Panel on provisional findings on furan in food:Read Report

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 138.20977783203
Specific gravity @ 25 °C
Pounds per Gallon 7.372 to 7.431
Refractive Index 1.443 to 1.449 @ 20 °C
Boiling Point 64 to 66°C @ 23 mm Hg
Boiling Point 57 to 59°C @ 10 mm Hg
Acid Value 1 max KOH/g
Vapor Pressure 2.022 mmHg @ 25 °C
Vapor Density 4.7
Flash Point TCC Value 45.56 °C TCC
logP (o/w) 3.829 est
Solubility
alcohol Yes
water, very slightly Yes
water, 41.84 mg/L @ 25 °C (est) Yes

Organoleptic Properties

Odor Type: Fruity
fruity, green, earthy, beany, vegetable, metallic
General comment At 10.00 % in dipropylene glycol. fruity green earthy beany vegetable metallic
Mosciano, Gerard P&F 16, No. 2, 49, (1991) Fruity, green, earthy beany with vegetable like nuances
Flavor Type: Green
green, waxy, musty, cooked, caramellic
Mosciano, Gerard P&F 16, No. 2, 49, (1991) At 15.00 ppm. Green, waxy, with musty, cooked caramellic nuances
For use in rum, chocolate, tropical flavors. Fruity

Occurrences

Potential Uses

Applications
Odor purposes Coffee, Earth, Filbert, Fungus, Green, Peanut, Saffron, Tobacco
Flavoring purposes Bread, Caramel, Chicken, Chocolate cocoa, Nut, Tropical, Vegetable
Cosmetic purposes Perfuming agents

Safety Information

Safety information

Preferred SDS: View
European information :
Most important hazard(s):
Xn - Harmful.
R 10 - Flammable.
R 22 - Harmful if swallowed.
R 41 - Risk of serious damage to eyes.
S 02 - Keep out of the reach of children.
S 16 - Keep away from sources of ignition - No Smoking.
S 24/25 - Avoid contact with skin and eyes.
S 37/39 - Wear suitable gloves and eye/face protection.
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Pictogram
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
oral-mouse LD50 1200 mg/kg
Drug and Chemical Toxicology. Vol. 3, Pg. 249, 1980.

Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined

Safety in use information

Category:
flavor and fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
Recommendation for 2-pentyl furan usage levels up to:
1.0000 % in the fragrance concentrate.
Maximised Survey-derived Daily Intakes (MSDI-EU): 3.80 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA): 0.03 (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI): 290 (μg/person/day)
Threshold of Concern:90 (μg/person/day)
Structure Class: II
Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS).
The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library
publication number: 5
Click here to view publication 5
average usual ppmaverage maximum ppm
baked goods: -3.00000
beverages(nonalcoholic): -3.00000
beverages(alcoholic): --
breakfast cereal: -3.00000
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: --
fruit ices: --
gelatins / puddings: --
granulated sugar: --
gravies: -3.00000
hard candy: -3.00000
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: -3.00000
milk products: -3.00000
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: --
soups: -3.00000
sugar substitutes: --
sweet sauces: --
Food categories according to Commission Regulation EC No. 1565/2000 (EC, 2000) in FGE.06 (EFSA, 2002a). According to the Industry the "normal" use is defined as the average of reported usages and "maximum use" is defined as the 95th percentile of reported usages (EFSA, 2002i).
Note: mg/kg = 0.001/1000 = 0.000001 = 1/1000000 = ppm.
average usage mg/kgmaximum usage mg/kg
Dairy products, excluding products of category 02.0 (01.0): 1.500003.00000
Fats and oils, and fat emulsions (type water-in-oil) (02.0): --
Edible ices, including sherbet and sorbet (03.0): --
Processed fruit (04.1): --
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): --
Confectionery (05.0): --
Chewing gum (05.3): --
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): 1.000003.00000
Bakery wares (07.0): 1.000003.00000
Meat and meat products, including poultry and game (08.0): 1.800003.00000
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): --
Eggs and egg products (10.0): --
Sweeteners, including honey (11.0): --
Salts, spices, soups, sauces, salads, protein products, etc. (12.0): 2.500003.00000
Foodstuffs intended for particular nutritional uses (13.0): --
Non-alcoholic ("soft") beverages, excl. dairy products (14.1): --
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): --
Ready-to-eat savouries (15.0): --
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): --

Safety references

European Food Safety Athority(EFSA):Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...

European Food Safety Authority (EFSA) reference(s):

Scientific Opinion on Flavouring Group Evaluation 13Rev1: Furfuryl and furan derivatives with and without additional side-chain substituents and heteroatoms from chemical group 14
View page or View pdf

Flavouring Group Evaluation 67 (FGE.67): Consideration of 40 furan-substituted aliphatic hydrocarbons, alcohols, aldehydes, ketones, carboxylic acids and related esters, sulfides, disulfides and ethers evaluated by JECFA at the 65th meeting (JECFA, 2006b) and re-evaluated at the 69th meeting (JECFA, 2009c)
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 13, Revision 2 (FGE.13Rev2): Furfuryl and furan derivatives with and without additional side-chain substituents and heteroatoms from chemical group 14
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 67, Revision 1 (FGE.67Rev.1): Consideration of 40 furan-substituted aliphatic hydrocarbons, alcohols, aldehydes, ketones, carboxylic acids and related esters, sulfides, disulfides and ethers evaluated by JECFA at the 65th meeting (JECFA, 2006b) and re-evaluated at the 69th meeting (JECFA, 2009c)
View page or View pdf

Statement on List of Representative Substances for Testing. The current Statement lays down a list of substances in sub-groups with representative substances for which additional data are required prior to their evaluation through the Procedure (Regulation (EC) No 1565/2000).
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 67 Revision 2 (FGE.67Rev2): Consideration of 28 furan-substituted compounds evaluated by JECFA at the 55th, 65th and 69th meetings (JECFA, 2001, 2006a, 2009b)
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 13 Revision 3 (FGE.13Rev3): furfuryl and furan derivatives with and without additional side-chain substituents and heteroatoms from chemical group 14
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 67, Revision 3 (FGE.67Rev3): consideration of 23 furan-substituted compounds evaluated by JECFA at the 55th, 65th, 69th and 86th meetings
View page or View pdf

EPI System: View
Chemical Carcinogenesis Research Information System:Search
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):3777-69-3
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :19602
National Institute of Allergy and Infectious Diseases:Data
WISER:UN 1993
WGK Germany:3
2-pentylfuran
Chemidplus:0003777693
RTECS:LU5187000 for cas# 3777-69-3