Propionic acid trans-2-hexen-1-yl ester
- CAS NO.：53398-80-4
- Empirical Formula: C9H16O2
- Molecular Weight: 156.22
- MDL number: MFCD00036545
- EINECS: 258-513-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:54:40
What is Propionic acid trans-2-hexen-1-yl ester?
Chemical properties
(E)-2-Hexenyl propionate has a fruity odor with a ripe apple/pear note
Occurrence
Reported found in guava, black tea and fresh plums.
The Uses of Propionic acid trans-2-hexen-1-yl ester
Propionic acid trans-2-hexen-1-yl ester lends itself more to flavor tompositions than to perfumes. It could be used in Tutti-frutti:compositions as a powerful factor, or as a modifier in Apple, Pear, Pineapple or Peach, but it is not quite as versatile as the Acetate or the Butyrates.
Definition
ChEBI: The propanoate ester of (2E)-hex-2-en-1-ol.
Production Methods
Propionic acid trans-2-hexen-1-yl ester can be produced by esterification of trans-2-Hexenol with Propionic acid under azeotropic conditions.
Aroma threshold values
Aroma characteristics at 1.0%: green, fruity apple and pear pulp with creamy and powdery nuances.
Taste threshold values
Taste characteristics at 1 to 5 ppm: green, oily fruity with a slight soapy mouthfeel
Properties of Propionic acid trans-2-hexen-1-yl ester
| Melting point: | -57.45°C (estimate) |
| Boiling point: | 90 °C / 15mmHg |
| Density | 0.89 |
| refractive index | 1.4280-1.4310 |
| FEMA | 3932 | TRANS-2-HEXENYL PROPIONATE |
| Flash point: | 72°C(lit.) |
| form | clear liquid |
| color | Colorless to Almost colorless |
| Odor | at 10.00 % in dipropylene glycol. green fruity apple pear banana unripe banana tropical pulpy rhubarb |
| JECFA Number | 1378 |
| EPA Substance Registry System | 2-Hexen-1-ol, propanoate, (2E)- (53398-80-4) |
Safety information for Propionic acid trans-2-hexen-1-yl ester
| Signal word | Warning |
| GHS Hazard Statements |
H227:Flammable liquids |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280:Wear protective gloves/protective clothing/eye protection/face protection. P370+P378:In case of fire: Use … for extinction. P403+P235:Store in a well-ventilated place. Keep cool. P501:Dispose of contents/container to..… |
Computed Descriptors for Propionic acid trans-2-hexen-1-yl ester
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