Ethyl Lactate
Aroma Chemical Top Note CAS 97-64-3
A sharp tart fruity note with a buttery butterscotch character. It adds a creamy dairy nuance to fruity and gourmand accords.
Odor profile
| Note | Top Note |
| Descriptor 1 | Fruity |
| Descriptor 2 | Caramel |
| Descriptor 3 | Coconut |
| Odor Impact1 | 70 |
| Tenacity1 | 5.2 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 | 97-64-3 |
| INCI Name | Ethyl lactate |
| Category | Aroma Chemical |
| Formula | C5H10O3 |
| Mol. Weight | 118.13 |
| IUPAC Name | ethyl 2-hydroxypropanoate |
| InChIKey | LZCLXQDLBQLTDK-UHFFFAOYSA-N |
Synonyms
Ethyl alpha hydroxypropionate, Sa1276, actylol, acytol, ethyl 2-hydroxypropanoate, ethyl 2-hydroxypropionate, ethyl alpha-hydroxypropionate, ethyl lactate (ethyl 2-hydroxypropanoate), ethyl lactate (natural), ethyl lactate electronic grade, ethyl lactate FCC, ethyl lactate FCC natural, ethyl lactate natural, ethyl lactate natural fcc, ethyl lactate solvent grade, ethyl lactate synthetic, ethyl-lactate supra, 2-hydroxypropanoic acid ethyl ester, 2-hydroxypropionic acid ethyl ester, lactic acid ethyl ester, propanoic acid, 2-hydroxy-, ethyl ester, solactol
Physical and chemical data
| Boiling Point | 153.9 °C |
| Melting Point | -26.0 °C |
| Flash Point | 46.1 °C |
| Density | 1.03 |
| Refractive Index | 1.4124 |
| Vapor Pressure | 3.75 [mmHg] |
| LogP | 0.2 |
| Solubility | Miscible with water |
| Appearance | Ethyl lactate appears as a clear colorless liquid with a mild odor. Flash point 115 °F. Denser than water and soluble in water. Vapors heavier than air. |
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.