2-Ethyl-4-Hydroxy-5-Methylfuran-3(2H)-One
Aroma Chemical CAS 27538-10-9
A sweet caramel note with a butterscotch candy character.
Odor profile
| Descriptor 1 | Gourmand |
| Descriptor 2 | Caramel |
| Descriptor 3 | Butterscotch |
Identification
| CAS Number | 27538-10-9 |
| INCI Name | 2-ethyl-4-hydroxy-5-methylfuran-3(2h)-one |
| Category | Aroma Chemical |
| Formula | C7H10O3 |
| Mol. Weight | 142.15 |
| IUPAC Name | 2-ethyl-4-hydroxy-5-methylfuran-3-one |
| InChIKey | GWCRPYGYVRXVLI-UHFFFAOYSA-N |
Synonyms
ethyl furaneol, ethyl furanone 10% in PG natural, ethyl furanone 10% in PG synthetic, ethyl furanone 10% in triacetin natural, ethyl furanone 10% in triethyl citrate natural, ethyl furanone synthetic, 2-ethyl-4-hydroxy-5-methyl furan-3(2H)-one, 2-ethyl-4-hydroxy-5-methyl-2-hydrofuran-3-one, 2-ethyl-4-hydroxy-5-methyl-3-furanone, 2-ethyl-4-hydroxy-5-methyl-3(2H)-furanone, 2-ethyl-4-hydroxy-5-methyl-3(2H)furanone 20% in PG, 2-ethyl-4-hydroxy-5-methylfuran-3-one, 2-ethyl-5-methyl-4-hydroxy-3(2H)-furanone, furan-3(2H)-one, 2-ethyl-4-hydroxy-5-methyl-, homo furaneol, 3(2H)-furanone, 2-ethyl-4-hydroxy-5-methyl-, homo furonol (Givaudan), homo furonol 20% in PG (Givaudan), homo furonol natural, 4-hydroxy-2-ethyl-5-methyl-3-furanone, 4-hydroxy-2-ethyl-5-methyl-3(2H)-furanone, 2-methyl-4-hydroxy-5-ethylfuran-3-one, sugarone
Physical and chemical data
| Boiling Point | 231 °C |
| Flash Point | 84.44 °C |
| Densitye | 1.13300 |
| Refractive Indexe | 1.50900 |
| Vapor Pressure | 0.012000 mmHg @ 25.00 C. (est) |
| LogP | 0.434 |
| Solubility | alcohol; water, 6178 mg/L @ 25 C (est); For experimental / research use only. |
| Appearance | yellow to brown clear liquid to crystalline solid |
e Estimated from a closely related isomer of the same molecule. Actual values vary by supplier, grade and quality.
Regulatory status
IFRA maximum concentrations
| Category | Use | Limit in the finished product |
|---|---|---|
| Category 1 | Lip products, toys | 0.045 % |
| Category 2 | Deodorants, antiperspirants | 0.014 % |
| Category 3 | Eye products | 0.27 % |
| Category 4 | Fine fragrance | 0.25 % |
| Category 5A | Body lotion | 0.064 % |
| Category 5B | Face cream | 0.064 % |
| Category 5C | Hand cream | 0.064 % |
| Category 5D | Baby creams, oils | 0.021 % |
| Category 6 | Oral care, mouthwash | 0.15 % |
| Category 7A | Rinse-off hair products | 0.52 % |
| Category 7B | Leave-on hair products | 0.52 % |
| Category 8 | Intimate and baby wipes | 0.021 % |
| Category 9 | Soap, shampoo, rinse-off | 0.49 % |
| Category 10A | Household care, hand contact | 0.98 % |
| Category 10B | Aerosol air fresheners | 1.8 % |
| Category 11A | Intended skin contact | 0.021 % |
| Category 11B | Minimal skin contact | 0.021 % |
| Category 12 | No skin contact, candles | Not restricted |
| IFRA Amendment | 51 |
| Restriction Type | Restriction |
| Critical Effect | Dermal Sensitization And Systemic Toxicity |
All figures on this page are guide values collected from public reference works and supplier declarations. They differ between batches, origins and qualities. The data sheet of your own supplier is always the authoritative document for the material you actually use.