Articles:
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furan, 2-ethyl-5-methyl-
Notes:
Maillard product
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BOC Sciences Best of Chemicals Supplier Quality supplier of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecule and chiral compounds. BOC Sciences provides a wide range of services to support the pharmaceutical industry through all stages of drug discovery including Custom Synthesis of those chemicals that are not in stock, Isotope Labeling Service, Chiral Synthesis and Resolution, Bioconjugation, PEGylation services, analytical services. BOC Sciences is a brand of BOCSCI Inc. We leverage our wide spectrum of business in the fields of development, manufacturing, marketing, and distribution to help you make best-informed decisions tailored to your evolving needs for premium chemicals. Our complete suite of CRO services spans the entire molecule development pipeline including contract research for target identification, building blocks, compound synthesis, biochemical and cellular analysis, preclinical animal tests, and clinical studies. Email: Marketing US Email: Marketing Email: Sales US Email: Sales Voice: 1-631-485-4226 Fax: 1-631-614-7828 US Voice: 1-631-485-4226 US Fax: 1-631-614-7828 Europe 44-203-286-1088 Facebook Twitter Linkedin Blog Get the App! Product(s): 1703-52-2 2-Ethyl-5-methylfuran
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| Flavor Demo Formulas | ||
| CAS Number: | 1703-52-2 |  3D/inchi
|
| ECHA EINECS - REACH Pre-Reg: | 216-937-5 | |
| FDA UNII: | PG4BLD3EJI | |
| Nikkaji Web: | J45.571G | |
| MDL: | MFCD00053126 | |
| CoE Number: | 10942 | |
| XlogP3-AA: | 2.20 (est) | |
| Molecular Weight: | 110.15590000 | |
| Formula: | C7 H10 O | |
| NMR Predictor: | Predict (works with chrome or firefox) | |
Category: flavoring agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
| Google Scholar: | Search |
| Google Books: | Search |
| Google Scholar: with word "volatile" | Search |
| Google Scholar: with word "flavor" | Search |
| Google Scholar: with word "odor" | Search |
| Perfumer and Flavorist: | Search |
| Google Patents: | Search |
| US Patents: | Search |
| EU Patents: | Search |
| Pubchem Patents: | Search |
| PubMed: | Search |
| NCBI: | Search |
| DG SANTE Food Flavourings: | 13.125 2-ethyl-5-methylfuran |
Physical Properties:
| Appearance: | colorless clear liquid (est) |
| Assay: | 95.00 to 100.00 % |
| Food Chemicals Codex Listed: | No |
| Specific Gravity: | 0.89000 to 0.89600 @ 25.00 °C. |
| Pounds per Gallon - (est).: | 7.406 to 7.456 |
| Refractive Index: | 1.44300 to 1.44900 @ 20.00 °C. |
| Boiling Point: | 118.00 to 119.00 °C. @ 760.00 mm Hg |
| Vapor Pressure: | 19.326000 mmHg @ 25.00 °C. (est) |
| Flash Point: | 45.00 °F. TCC ( 7.22 °C. ) |
| logP (o/w): | 2.340 (est) |
| Soluble in: | |
| alcohol | |
| water, 329.7 mg/L @ 25 °C (est) | |
| Insoluble in: | |
| water | |
Organoleptic Properties:
| Odor Type: gassy | |
| fresh gassy burnt | |
| Odor Description: at 0.10 % in propylene glycol. | fresh gassy burnt |
| Odor and/or flavor descriptions from others (if found). | |
Cosmetic Information:
| None found |
Suppliers:
| BOC Sciences |
| For experimental / research use only. |
| 2-Ethyl-5-methylfuran |
| Sigma-Aldrich: Aldrich |
| For experimental / research use only. |
| 2-Ethyl-5-methylfuran 98% |
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 (05.0): | 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 |
References:
| 2-ethyl-5-methylfuran | |
| NIST Chemistry WebBook: | Search Inchi |
| Pubchem (cid): | 74346 |
| Pubchem (sid): | 135032190 |
| Pherobase: | View |
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 |
Potential Blenders and core components note
| None Found | ||
Potential Uses:
| None Found |
Occurrence (nature, food, other): note
| coffee Search PMC Picture | |
| shrimps - 0.011 mg/kg Search PMC Picture |
Synonyms:
| 2- | ethyl-5-methyl-furan |
| 2- | ethyl-5-methylfuran |
| furan, 2-ethyl-5-methyl- | |
| furan, 5-ethyl-2-methyl- |