Ethyl levulinate
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539-88-8CCOC(=O)CCC(C)=OGMEONFUTDYJSNV-UHFFFAOYSA-NEthyl levulinate is an oxo carboxylic acid.
539-88-8DTXSID8047058CHEMBL3182933CHEBI:169371soluble in water and alcohol
1 ml in 1 ml 95% alcohol (in ethanol)
93.00 to 94.00 °C. @ 18.00 mm Hg
93-94 °C (18 mm Hg); 105 °C (24 mm Hg)
Solid
colourless to pale yellow liquid with apple odour
化学的特性Ethyl levulinate has an ethereal, fruity, green, sweet, pineapple, apple, rhubarb odor.
安全情報は参考情報です。供給元の安全データシート(SDS)、適用法令、専門家による評価に代わるものではありません。
This chemical does not meet GHS hazard criteria for 90% (1583 of 1758) of all reports.
Not Classified
Aggregated GHS information provided per 1758 reports by companies from 4 notifications to the ECHA C&L Inventory.
Chemical: Pentanoic acid, 4-oxo-, ethyl ester
Regulation (EC) No 1831/2003 (amended)
Status: Active Update: 26-01-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/23920
Ethyl levulinate: Does not have an individual approval but may be used under an appropriate group standard
EPA Safer Chemical Functional Use Classes -> Solvents
Safer Chemical Classes -> Green half-circle - The chemical is expected to be of low concern
Fragrance Ingredients
Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
Flavoring Agents -> JECFA Flavorings Index
Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
用途有機合成原料。
天然物の起源Reported found in white bread, roasted onion, wheat bread, cognac, malt whiskey, grape wines, cocoa, bilberry wine, Bourbon vanilla and cherimoya (Annona cheremolia Mill.).
使用Ethyl levulinate is used to develop a preparative HPLC method to preserve wine aromas and isolates fruity characteristics of red wine aroma extracts
一般的な説明Ethyl levulinate is diluent for biodiesel fuels with high saturated fatty acid content.
製造方法Usually obtained by direct esterification of levulinic acid with ethanol and H2SO4 in benzene or in toluene; also in the presence of HCI in ethanol; other methods starting from glucose, fructose and others are of less importance.
純化方法Stir the ester with Na2CO3 and charcoal, filter and distil. It is freely soluble in H2O and EtOH [IR, NMR: Sterk Monatsh Chem 99 1770 1968, Thomas & Schuette J Am Chem Soc 53 2328 1931, Cox & Dodds J Am Chem Soc 55 3392 1933]. [Beilstein 3 IV 1562.]
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