Ethyl Acetoacetate
Aroma Chemical Top Note CAS 141-97-9
A fresh fruity green note centred on apple with a soft winey nuance. Light and ethereal, it lends a natural top note lift to fruity and citrus accords.
Odor profile
| Note | Top Note |
| Descriptor 1 | Fruity |
| Descriptor 2 | Green |
| Descriptor 3 | Apple |
| Odor Impact1 | 200 |
| Impact Level | Medium |
| Tenacity1 | 1.5 h |
| Tenacity2 | 4 h |
1 Source: PerfumersWorld
2 Source: The Good Scents Company
Both tenacity figures are blotter life. The two labs use different evaluation protocols, so the numbers are not directly comparable — read them as two independent readings, not as a contradiction.
Identification
| CAS Number | 141-97-9 |
| INCI Name | Ethyl acetoacetate |
| Category | Aroma Chemical |
| Formula | C6H10O3 |
| Mol. Weight | 130.14 |
| IUPAC Name | ethyl 3-oxobutanoate |
| InChIKey | XYIBRDXRRQCHLP-UHFFFAOYSA-N |
Synonyms
Ethyl 3-oxobutanoate, Ethyl Acetyl acetate, Ethyl Beta-ketobutyrate, Acetoacetic Ester, Ethyl 2-oxobutanoate Ethyl oxobutanoate, Aceto acetic ester, acetoacetic acid ethyl ester, acetoacetic acid ethylester, 3-oxo butanoic acid ethyl ester, 3-oxo-butanoic acid ethyl ester, butanoic acid, 3-oxo-, ethyl ester, 3-oxo butanoic acid, ethyl ester, 3-oxo-butyric acid ethyl ester, diacetic ether, EAA, 1-ethoxybutane-1,3-dione, ethyl 3-ketobuyrate, ethyl 3-oxo-butyrate, ethyl 3-oxobutyrate, ethyl aceto acetate, ethyl aceto acetate FCC, ethyl aceto acetate natural, ethyl acetoacetate natural, ethyl acetyl acetonate, ethyl-acetoacetate, ethyl acetoacetate redistilled FCC
Physical and chemical data
| Boiling Point | 183.9 °C |
| Melting Point | -80.0 °C |
| Flash Point | 57.2 °C |
| Density | 1.028 |
| Refractive Index | 1.4194 |
| Vapor Pressure | 0.78 [mmHg] |
| LogP | 0.2 |
| Solubility | SOL IN ABOUT 35 PARTS WATER |
| Appearance | Ethyl acetoacetate appears as a colorless liquid with a fruity odor. Flash point 185 °F. Boiling point 365 °F. May cause adverse health effects if ingested or inhaled. May irritate to skin, eyes and m |
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.