| Preferred name | toffee furanone |
| Trivial Name | 4-Hydroxy-5-methyl-3(2H)-furanone |
| Short Description | 4-hydroxy-5-methyl-3(2H)-furanone |
| Formula | C5 H6 O3 |
| CAS Number | 19322-27-1 |
| FEMA Number | 3635 |
| Flavis Number | 13.085 |
| ECHA Number | 242-961-0 |
| FDA UNII | MTB57102LQ |
| Nikkaji Number | J242.769I |
| MDL | MFCD02752619 |
| COE Number | 11785 |
| xLogP3-AA | 0.30 (est) |
| NMR Predictor | External link |
| JECFA Food Flavoring | 1450 4-hydroxy-5-methyl-3(2H)-furanone |
| FDA Patent | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm | 19322-27-1 ; 4-HYDROXY-5-METHYL-3(2H)-FURANONE |
| Synonyms |
|
| Google Scholar | Start search |
| Google Books | Start search |
| Google Patents | Start search |
| Perfumer & Flavorists | Start search |
| EU Patents | Start search |
| PubMeb | Start search |
| NCBI | Start search |
| 4-hydroxy-5-methylfuran-3-one | |
| NIST Chemistry WebBook: | Search Inchi |
| Canada Domestic Sub. List: | 19322-27-1 |
| Pubchem (cid): | 4564493 |
| Pubchem (sid): | 135257955 |
| Flavornet: | 19322-27-1 |
| (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 |
| CHEMBL: | View |
| HMDB (The Human Metabolome Database): | HMDB31859 |
| FooDB: | FDB008543 |
| Export Tariff Code: | 2932.19.0000 |
| 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 |
| Material listed in food chemical codex | No |
| Molecular weight | 114.10041809082 |
| Melting Point | 126 to 133°C @ 760 mm Hg |
| Boiling Point | 215 to 217°C @ 760 mm Hg |
| Acid Value | 4 max KOH/g |
| Vapor Pressure | 0.027 mmHg @ 25 °C |
| Flash Point TCC Value | 97.22 °C TCC |
| logP (o/w) | -0.611 est |
| Shelf life | 12 months (or longer if stored properly.) |
| Storage notes | Store in cool, dry place in tightly sealed containers, protected from heat and light. |
| Solubility | |
| dipropylene glycol | Yes |
| propylene glycol | Yes |
| water, 4.739e+004 mg/L @ 25 °C (est) | Yes |
| Odor Type: Caramellic | |
| sweet, cotton candy, sugar burnt sugar, sugar, caramellic, bready | |
| Odor strength | high , recommend smelling in a 10.00 % solution or less |
| Substantivity | 83 hour(s) at 10.00 % in dipropylene glycol |
| Luebke, William tgsc, (2007) | At 10.00 % in dipropylene glycol. sweet cotton candy sugar caramel bready |
| Flavor Type: Caramellic | |
| caramellic, cotton candy, maple, sugar burnt sugar, coffee roasted coffee, fenugreek | |
| Luebke, William tgsc, (2007) | Sweet caramellic cotton candy maple burnt sugar roasted coffee |
| (data available) |
| Applications | |
| Odor purposes | Cotton candy , Tobacco , Toffee |
| Flavoring purposes | Caramel , Sugar |
| Preferred SDS: View | |
| European information : | |
| Most important hazard(s): | |
| Xn - Harmful. | |
| R 20/22 - Harmful by inhalation and if swallowed. R 36/37/38 - Irritating to eyes, respiratory system, and skin. S 02 - Keep out of the reach of children. S 22 - Do not breath dust. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36/37/39 - Wear suitable clothing, 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: | |
| Not determined | |
| Dermal Toxicity: | |
| Not determined | |
| Inhalation Toxicity: | |
| Not determined | |
| 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 toffee furanone usage levels up to: | |||
| 0.1000 % in the fragrance concentrate. | |||
| Maximised Survey-derived Daily Intakes (MSDI-EU): | 5.60 (μg/capita/day) | ||
| Maximised Survey-derived Daily Intakes (MSDI-USA): | 0.07 (μg/capita/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: 12 | |||
| Click here to view publication 12 | |||
| average usual ppm | average maximum ppm | ||
| baked goods: | - | - | |
| beverages(nonalcoholic): | - | - | |
| beverages(alcoholic): | - | - | |
| breakfast cereal: | - | - | |
| cheese: | - | - | |
| chewing gum: | - | - | |
| condiments / relishes: | - | 20.00000 | |
| confectionery froastings: | - | - | |
| egg products: | - | - | |
| fats / oils: | - | 20.00000 | |
| fish products: | - | 35.00000 | |
| frozen dairy: | - | - | |
| fruit ices: | - | - | |
| gelatins / puddings: | - | 10.00000 | |
| granulated sugar: | - | - | |
| gravies: | - | 10.00000 | |
| hard candy: | - | - | |
| imitation dairy: | - | - | |
| instant coffee / tea: | - | - | |
| jams / jellies: | - | - | |
| meat products: | - | 35.00000 | |
| milk products: | - | - | |
| nut products: | - | 20.00000 | |
| other grains: | - | - | |
| poultry: | - | 35.00000 | |
| processed fruits: | - | - | |
| processed vegetables: | - | - | |
| reconstituted vegetables: | - | - | |
| seasonings / flavors: | - | 1.00000 | |
| snack foods: | - | 35.00000 | |
| soft candy: | - | - | |
| soups: | - | 10.00000 | |
| sugar substitutes: | - | - | |
| sweet sauces: | - | 20.00000 | |
| 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): |
| Flavouring Group Evaluation 220: alpha,beta-Unsaturated ketones and precursors from chemical subgroup 4.4 of FGE.19: 3(2H)-Furanones View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 220, Revision 1 (FGE.220Rev1): alpha,beta-Unsaturated ketones and precursors from chemical subgroup 4.4 of FGE.19: 3(2H)-Furanones View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 99 (FGE.99): Consideration of furanone derivatives evaluated by the JECFA (63rd, 65th and 69th meetings) View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 220, Revision 2 (FGE.220Rev1): a,ß-Unsaturated ketones and precursors from chemical subgroup 4.4 of FGE.19: 3(2H)-Furanones View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 220 Revision 3 (FGE.220Rev3): Consideration of genotoxic potential for a,ß-unsaturated 3(2H)-Furanones from subgroup 4.4 of FGE.19 View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 99 Revision 1 (FGE.99Rev1): Consideration of furanone derivatives evaluated by the JECFA (63rd, 65th and 69th 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):19322-27-1 |
| EPA ACToR:Toxicology Data |
| EPA Substance Registry Services (SRS):Registry |
| Laboratory Chemical Safety Summary :4564493 |
| National Institute of Allergy and Infectious Diseases:Data |
| WGK Germany:3 |
| 4-hydroxy-5-methylfuran-3-one |
| Chemidplus:0019322271 |