Articles:
| None found yet. Try the PubMed Search. |
4-hydroxy-2-butenoic acid gamma-lactone
Notes:
inhibits experimental allergic encephalomyelitis in rats. Used as a food additive [EAFUS]
-
Beijing Lys Chemicals Co, LTD. From Grams to Tons Fine chemical high-tech company which contains R&D, production, and sales. BEIJING LYS CHEMICALS CO, LTD, established in 2004, is a fine chemical high-tech company which contains R&D, production, and sales. We mainly engaged in export and technology development of flavor and fragrance materials and pharmaceutical intermediates. We have nearly 500 kinds of products, from grams to tons, exported to USA, Europe, South Asia and etc. And we custom manufacture new products according to customers’ needs, and serve good quality products and service. Our goal is to become a fine chemical enterprise which could provide special products and services. Email: Mr. Jia Email: Mr. Guo Voice: 86-10-68418738 Fax: 86-10-68418739 Mr. Guo 86-10-68483445 Mr. Guo 86-10-68418739 News Product(s): 10473 2(5H)-Furanone
-
-
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): 497-23-4 2(5H)-Furanone 96%
-
-
Penta International Corporation Chemistry innovation At Penta, our products and services help businesses do business better. For over 30 years, Penta Manufacturing Company has played a growing role in worldwide chemistry innovations and applications. As an industry leader, Penta continues to pioneer chemistry-based solutions for practically every area of commerce. Our products and expertise have helped fuel technical advances in dozens of commercial applications including flavoring, coloring, fragrances and chemical processes. US Email: Technical Services US Email: Sales US Voice: (973) 740-2300 US Fax: (973) 740-1839 Product(s): 08-58350 4-HYDROXY-2-BUTENOIC ACID GAMMA-LACTONE
-
-
Soda Aromatic Co., Ltd. Depth of Experience We guarantees product safety and quality. Our international sales department is happy to design the most suitable flavor & fragrance for specific uses of processed food, cosmetics, and fragrance manufactures all over the world, specializing in Asia.Let us help you with your flavor & fragrance needs. Email: Info Email: Sales Voice: +81-3-5645-7347 Fax: +81-3-3664-5204 Product(s): 110204007 2-Buten-4-olide
-
-
TCI AMERICA Moving Your Chemistry Forward We continuously strive to advance our technology. With East & West Coast distribution centers, count on TCI to deliver products quickly and reliably. Over 30,000 Reagents available today in benchtop to bulk quantities. We also offer custom synthesis solutions. Sign up for a TCI account today for fast and free shipping! Tokyo Chemical Industry Co., Ltd. (TCI) is a leading worldwide manufacturer of specialty organic chemicals founded in 1946. TCI provides organic laboratory chemicals as well as pharmaceutical, cosmetic and functional materials. More than 70 years of synthesis experience and multi-purpose plants enable TCI to offer more than 30,000 products as well as custom synthesis. US Email: Sales Email: Technical Support Voice: 1-800-423-8616 Fax: 1- 888-520-1075 Facebook Twitter Instagram Linkedin Product(s): C1078 gamma-Crotonolactone >93.0%(GC)
-
-
Tianjin Danjun International Trade Co., LTD. Quality Products We know the Chinese chemical market well. Tianjin danjun international trade co., LTD. is an organic chemicals trading company approved by the relevant state authorities to register. We have about 300 kinds of products (natural aroma chemicals, synthetic aroma chemicals and pharmaceutical intermediates). Most of the products are used in flavor and fragrance industry. We know the Chinese chemical market well and we have close relationship with many of the main manufacturers, and to provide our customers with quality goods together with comprehensive service. Email: Info Email: Sales Voice: +86-15822601686 Products List: View Product(s): B-084 5H-furan-2-one
-
-
WholeChem, LLC Connecting Innovators To the Building Blocks Of the Universe Custom manufacturer and distributor of specialty ingredients. We make global local. SQF-Certified Supplier We owe our success to our integrity, our dedication to the industry, and our commitment to our clients. We invite your inquiries regarding our current product list and any other products you may be having trouble sourcing. Email: Info Email: Orders Voice: +1 (262) 995.8668 Certification Our Services Products List: View Product(s): 5H-furan-2-one
-
| CAS Number: | 497-23-4 |  3D/inchi
|
| ECHA EINECS - REACH Pre-Reg: | 207-839-3 | |
| FDA UNII: | 8KXK25H388 | |
| Nikkaji Web: | J82.323F | |
| Beilstein Number: | 0383585 | |
| MDL: | MFCD00005376 | |
| XlogP3: | -0.60 (est) | |
| Molecular Weight: | 84.07428000 | |
| Formula: | C4 H4 O2 | |
| BioActivity Summary: | listing | |
| 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 |
| JECFA Food Flavoring: | 2000 4-hydroxy-2-butenoic acid gamma-lactone |
| DG SANTE Food Flavourings: | 10.066 furan-2(5H)-one |
| FEMA Number: | 4138 4-hydroxy-2-butenoic acid gamma-lactone |
| FDA: | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF): | 497-23-4 ; 4-HYDROXY-2-BUTENOIC ACID GAMMA-LACTONE |
Physical Properties:
| Appearance: | colorless to pale brown yellow clear liquid (est) |
| Assay: | 95.00 to 100.00 % |
| Food Chemicals Codex Listed: | No |
| Specific Gravity: | 1.18200 to 1.18800 @ 25.00 °C. |
| Pounds per Gallon - (est).: | 9.835 to 9.885 |
| Refractive Index: | 1.46600 to 1.47200 @ 20.00 °C. |
| Melting Point: | 4.00 to 5.00 °C. @ 760.00 mm Hg |
| Boiling Point: | 86.00 to 87.00 °C. @ 12.00 mm Hg |
| Boiling Point: | 214.00 °C. @ 760.00 mm Hg |
| Vapor Pressure: | 0.273000 mmHg @ 25.00 °C. (est) |
| Flash Point: | 214.00 °F. TCC ( 101.11 °C. ) |
| logP (o/w): | -0.600 |
| Shelf Life: | 12.00 month(s) or longer if stored properly. |
| Storage: | refrigerate in tightly sealed containers. |
| Soluble in: | |
| alcohol | |
| water, 4.178e+005 mg/L @ 25 °C (est) | |
Organoleptic Properties:
| Odor Type: buttery | |
| buttery | |
| Odor Description: | buttery |
| Odor and/or flavor descriptions from others (if found). | |
Cosmetic Information:
| None found |
Suppliers:
| Beijing Lys Chemicals |
| 2(5H)-Furanone |
| BOC Sciences |
| For experimental / research use only. |
| 2(5H)-Furanone 96% |
| Parchem |
| 2(5H)-furanone |
| Penta International |
| 4-HYDROXY-2-BUTENOIC ACID GAMMA-LACTONE |
| Santa Cruz Biotechnology |
| For experimental / research use only. |
| 2(5H)-furanone |
| Sigma-Aldrich: Aldrich |
| For experimental / research use only. |
| 2(5H)-Furanone 98% |
| Soda Aromatic |
| 2-Buten-4-olide |
| TCI AMERICA |
| For experimental / research use only. |
| gamma-Crotonolactone >93.0%(GC) |
| Tengzhou Xiang Yuan Aroma Chemicals |
| Gamma-Crotolactone |
| Tianjin Danjun International |
| 5H-furan-2-one |
| WholeChem |
| 5H-furan-2-one |
Safety Information:
| Preferred SDS: View | |
| European information : | |
| Most important hazard(s): | |
| Xi - Irritant | |
|
R 36/37/38 - Irritating to eyes, respiratory system, and skin. S 02 - Keep out of the reach of children. S 24/25 - Avoid contact with skin and eyes. 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 | |
Safety in Use Information:
| Category: | flavoring agents | ||
| Recommendation for 2(5H)-furanone usage levels up to: | |||
| not for fragrance use. | |||
| Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.01 (μg/capita/day) | ||
| Structure Class: | III | ||
| 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: 22 | |||
| Click here to view publication 22 | |||
| average usual ppm | average maximum ppm | ||
| baked goods: | - | - | |
| beverages(nonalcoholic): | - | - | |
| beverages(alcoholic): | 3.50000 | 5.00000 | |
| breakfast cereal: | - | - | |
| cheese: | - | - | |
| chewing gum: | - | - | |
| condiments / relishes: | - | - | |
| confectionery froastings: | - | - | |
| egg products: | - | - | |
| fats / oils: | - | - | |
| fish products: | - | - | |
| frozen dairy: | - | - | |
| fruit ices: | - | - | |
| gelatins / puddings: | - | - | |
| granulated sugar: | - | - | |
| gravies: | - | - | |
| hard candy: | - | - | |
| imitation dairy: | - | - | |
| instant coffee / tea: | - | - | |
| jams / jellies: | - | - | |
| meat products: | 3.80000 | 5.00000 | |
| milk products: | - | - | |
| nut products: | - | - | |
| other grains: | - | - | |
| poultry: | - | - | |
| processed fruits: | - | - | |
| processed vegetables: | - | - | |
| reconstituted vegetables: | - | - | |
| seasonings / flavors: | - | - | |
| snack foods: | - | - | |
| soft candy: | - | - | |
| soups: | - | - | |
| 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/kg | maximum usage mg/kg | ||
| Dairy products, excluding products of category 02.0 (01.0): | 3.87000 | 14.99000 | |
| Fats and oils, and fat emulsions (type water-in-oil) (02.0): | 1.00000 | 2.38000 | |
| Edible ices, including sherbet and sorbet (03.0): | 1.00000 | 150.50000 | |
| Processed fruit (04.1): | - | - | |
| Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): | 0.55000 | 0.90000 | |
| Confectionery (05.0): | 7.64000 | 21.05000 | |
| Chewing gum (05.0): | - | - | |
| Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): | 5.33000 | 14.99000 | |
| Bakery wares (07.0): | 4.08000 | 15.06000 | |
| Meat and meat products, including poultry and game (08.0): | 0.00800 | 2.13000 | |
| 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): | 1.20000 | 5.00000 | |
| Foodstuffs intended for particular nutritional uses (13.0): | - | - | |
| Non-alcoholic ("soft") beverages, excl. dairy products (14.1): | 1.90000 | 5.41000 | |
| Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): | 0.08100 | 3.10000 | |
| Ready-to-eat savouries (15.0): | 0.05000 | 0.27000 | |
| 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): | |
| List of apha, beta-Unsaturated Aldehydes and Ketones representative of FGE.19 substances for Genotoxicity Testing [1] - Statement of the Panel on Food Contact Materials, Enzymes, Flavourings and Processing Aids (CEF) View page or View pdf | |
| Flavouring Group Evaluation 217: alpha,beta-Unsaturated ketones and precursors from chemical subgroup 4.1 of FGE.19: Lactones[1] View page or View pdf | |
| Scientific Opinion on Flavouring Group Evaluation 217, Revision 1 (FGE.217Rev1). Consideration of genotoxic potential for a,ß-unsaturated ketones and precursors from chemical subgroup 4.1 of FGE.19: Lactones View page or View pdf | |
| Scientific Opinion on Flavouring Group Evaluation 217 Revision 2 (FGE.217Rev2), consideration of genotoxic potential for a,ß-unsaturated ketones and precursors from chemical subgroup 4.1 of FGE.19: lactones View page or View pdf | |
| EPI System: | View |
| Chemical Carcinogenesis Research Information System: | Search |
| AIDS Citations: | Search |
| Cancer Citations: | Search |
| Toxicology Citations: | Search |
| EPA GENetic TOXicology: | Search |
| EPA ACToR: | Toxicology Data |
| EPA Substance Registry Services (SRS): | Registry |
| Laboratory Chemical Safety Summary : | 10341 |
| National Institute of Allergy and Infectious Diseases: | Data |
| WGK Germany: | 3 |
| 5H-furan-2-one | |
| Chemidplus: | 0000497234 |
| RTECS: | LU3453000 for cas# 497-23-4 |
References:
| 5H-furan-2-one | |
| NIST Chemistry WebBook: | Search Inchi |
| Pubchem (cid): | 10341 |
| Pubchem (sid): | 134977583 |
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 |
| CHEMBL: | View |
| KEGG (GenomeNet): | C17601 |
| HMDB (The Human Metabolome Database): | HMDB32330 |
| FooDB: | FDB009600 |
| Export Tariff Code: | 2932.29.5050 |
| VCF-Online: | VCF Volatile Compounds in Food |
| ChemSpider: | View |
| Wikipedia: | 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 |
| FAO: | 4-Hydroxy-2-butenoic acid gamma-lactone |
Potential Blenders and core components note
| None Found | ||
Potential Uses:
| None Found |
Occurrence (nature, food, other): note
| beer Search Picture | |
| bread white bread Search Picture | |
| coffee Search PMC Picture | |
| filbert roasted filbert Search Picture | |
| fish Search Picture | |
| hazelnut Search Picture | |
| honey Search Picture | |
| licorice root Search Picture | |
| onions heated in butter Search Picture | |
| peanut roasted peanut Search Picture | |
| pomegranate fruit juice Search Trop Picture | |
| saffron Search Trop Picture | |
| tea rooibos tea Search Trop Picture | |
| wood smoke Search Picture |
Synonyms:
| 2- | buten-1,4-olide |
| 2- | buten-4-olide |
| 2- | butenoic acid gamma-lactone |
| 2- | butenolide |
| delta,alpha,beta- | butenolide |
| gamma- | crotolactone |
| alpha,beta- | crotonolactone |
| gamma- | crotonolactone |
| iso | crotonolactone |
| 2-oxo-2,5- | dihydrofuran |
| 5H- | furan-2-one |
| furan-2(5H)-one | |
| furan-2(5H)-one; 2-Buten-1,4-olide | |
| 2[5H]- | furanone |
| 5- | hydrofuran-2-one |
| 4- | hydroxy-2-butenoic acid gamma-lactone |
| 4- | hydroxy-2-butenoic acid lactone |
| 4- | hydroxycrotonic acid gamma-lactone |
| gamma- | hydroxycrotonic acid lactone |