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2-ethyl-5-methyl furan
General Material Information
| Preferred name | 2-ethyl-5-methyl furan |
| Trivial Name | 2-Ethyl-5-methylfuran |
| Short Description | furan, 2-ethyl-5-methyl- |
| Formula | C7 H10 O |
| CAS Number | 1703-52-2 |
| Flavis Number | 13.125 |
| ECHA Number | 216-937-5 |
| FDA UNII | PG4BLD3EJI |
| Nikkaji Number | J45.571G |
| MDL | MFCD00053126 |
| COE Number | 10942 |
| xLogP3-AA | 2.20 (est) |
| NMR Predictor | External link |
| Synonyms |
|
US / EU / FDA / JECFA / FEMA / Scholar / Patents
| Google Scholar | Start search |
| Google Books | Start search |
| Google Patents | Start search |
| Perfumer & Flavorists | Start search |
| EU Patents | Start search |
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| NCBI | Start search |
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 |
| CHEBI: | View |
| HMDB (The Human Metabolome Database): | HMDB29728 |
| FooDB: | FDB000924 |
| Export Tariff Code: | 2932.19.5000 |
| 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 |
Suppliers
| BOC Sciences | Sigma-Aldrich: Aldrich |
PhysChem Properties
| Material listed in food chemical codex | No |
| Molecular weight | 110.15589904785 |
| Specific gravity | @ 25 °C |
| Pounds per Gallon | 7.406 to 7.456 |
| Refractive Index | 1.443 to 1.449 @ 20 °C |
| Boiling Point | 118 to 119°C @ 760 mm Hg |
| Vapor Pressure | 19.326 mmHg @ 25 °C |
| Flash Point TCC Value | 7.22 °C TCC |
| logP (o/w) | 2.34 est |
| Solubility | |
| alcohol | Yes |
| water, 329.7 mg/L @ 25 °C (est) | Yes |
| water | No |
Organoleptic Properties
| Odor Type: Gassy | |
| fresh, gassy, burnt | |
| General comment | At 0.10 % in propylene glycol. fresh gassy burnt |
Occurrences
| (data available) |
Safety Information
Safety information
| Preferred SDS: View | |
| 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: | |
| Not determined | |
| Dermal Toxicity: | |
| Not determined | |
| Inhalation Toxicity: | |
| Not determined | |
Safety in use information
| Category: | |||
| flavoring agents | |||
| Recommendation for 2-ethyl-5-methyl furan usage levels up to: | |||
| not for fragrance use. | |||
| Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.011 (μg/capita/day) | ||
| Modified Theoretical Added Maximum Daily Intake (mTAMDI): | 420 (μg/person/day) | ||
| Threshold of Concern: | 540 (μg/person/day) | ||
| Structure Class: | III | ||
| 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/kg | maximum usage mg/kg | ||
| Dairy products, excluding products of category 02.0 (01.0): | 1.70000 | 3.85000 | |
| Fats and oils, and fat emulsions (type water-in-oil) (02.0): | 0.20000 | 0.38000 | |
| Edible ices, including sherbet and sorbet (03.0): | 0.11000 | 0.68000 | |
| Processed fruit (04.1): | - | - | |
| Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): | - | - | |
| Confectionery (05.0): | 2.00000 | 6.34000 | |
| Chewing gum (05.3): | 0.65000 | 2.00000 | |
| Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): | 1.40000 | 4.00000 | |
| Bakery wares (07.0): | 2.38000 | 8.80000 | |
| Meat and meat products, including poultry and game (08.0): | 1.00000 | 2.66000 | |
| 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): | 0.47000 | 2.00000 | |
| Foodstuffs intended for particular nutritional uses (13.0): | - | - | |
| Non-alcoholic ("soft") beverages, excl. dairy products (14.1): | 0.47000 | 1.03000 | |
| Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): | 0.20000 | 1.00000 | |
| 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): | 0.20000 | 0.20000 | |
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 |
| Consideration of sulfur-substituted furan derivatives used as flavouring agents evaluated by JECFA (59th meeting) structurally related to a subgroup of substances within the group of Furfuryl and furan derivatives with and without additional side-chain substituents and heteroatoms from chemical group 14 evaluated by EFSA in FGE.13Rev1 (2009) 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 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 |
| EPI System: View |
| AIDS Citations:Search |
| Cancer Citations:Search |
| Toxicology Citations:Search |
| EPA ACToR:Toxicology Data |
| EPA Substance Registry Services (SRS):Registry |
| Laboratory Chemical Safety Summary :74346 |
| National Institute of Allergy and Infectious Diseases:Data |
| WGK Germany:3 |
| 2-ethyl-5-methylfuran |
| Chemidplus:0001703522 |