W315303

5-Ethyl-3-hydroxy-4-methyl-2(5H)-furanone

97%, FG

• Synonym(s): Ethyl fenugreek lactone, Maple furanone
• Empirical Formula (Hill Notation): C₇H₁₀O₃
• CAS Number: 698-10-2
• Molecular Weight: 142.15
• FEMA Number: 3153
• EC Number: 211-811-6
• Council of Europe no.: 2300
• MDL number: MFCD00036673
• UNSPSC Code: 12164502
• PubChem Substance ID: 24901495
• Flavis number: 10.023
• NACRES: NA.21
• Organoleptic: caramel; maple; fruity; sweet
• Grade: FG; Halal; Kosher
• Biological source: synthetic
• Agency: meets purity specifications of JECFA
• Food allergen: no known allergens

Properties

• biological source: synthetic
• Quality Level: 300; 400
• grade: FG; Halal; Kosher
• agency: meets purity specifications of JECFA
• reg. compliance: EU Regulation 1334/2008 & 178/2002
• assay: 97%
• refractive index: n20/D 1.49 (lit.)
• bp: 83-86 °C/0.5 mmHg (lit.)
• mp: 31-35 °C (lit.)
• application(s): flavors and fragrances
• documentation: see Safety & Documentation for available documents
• food allergen: no known allergens
• organoleptic: caramel; maple; fruity; sweet
• storage temp.: 2-8°C
• SMILES string: CCC1OC(=O)C(O)=C1C
• InChI: 1S/C7H10O3/c1-3-5-4(2)6(8)7(9)10-5/h5,8H,3H2,1-2H3
• InChI key: IUFQZPBIRYFPFD-UHFFFAOYSA-N

Description

General description

5-Ethyl-3-hydroxy-4-methyl-2(5H)-furanone is one of the key contributors to the aroma of roasted coffee.[1] It occurs naturally in fruits such as blackberry, raspberry and blueberry.[2]

Application

• RIFM fragrance ingredient safety assessment, 5-ethyl-3-hydroxy-4-methyl-2(5H)-furanone, CAS Registry Number 698-10-2.: This study evaluates the safety of 5-ethyl-3-hydroxy-4-methyl-2(5H)-furanone as a fragrance ingredient, providing comprehensive toxicological data and safety profiles (Api et al., 2024).


• Elucidating the Odor-Active Aroma Compounds in Alcohol-Free Beer and Their Contribution to the Worty Flavor.: This research identifies and quantifies the aroma compounds responsible for the flavor of alcohol-free beer, highlighting the significant role of 5-ethyl-3-hydroxy-4-methyl-2(5H)-furanone (Piornos et al., 2020).

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H302
• pcodes: P264 - P270 - P301 + P312 - P501
• Hazard Classifications: Acute Tox. 4 Oral
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: 235.4 °F - closed cup
• flash_point_c: 113 °C - closed cup
• ppe: Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)