FEMA 2811

Synonym(s):Octyl caprylate

CAS NO.：2306-88-9
Empirical Formula: C16H32O2
Molecular Weight: 256.42
MDL number: MFCD00129710
EINECS: 218-980-5
SAFETY DATA SHEET (SDS)
Update Date: 2025-09-25 19:16:21

What is FEMA 2811?

Description

Octyl octanoate has a faint, fatty odor reminiscent of green tea with an oily, fruity, sweet, mildly green taste. May be prepared by esterification of octanoic acid with octyl alcohol in the presence of HCl catalyst; or by passing vapors of octanoic acid and hydrogen over a copper chromium oxide catalyst at high temperature (320°C).

Chemical properties

Octyl octanate has a faint, fatty odor reminiscent of green tea and an oily, fruity, sweet, mildly green taste.

The Uses of FEMA 2811

FEMA 2811 finds limited use in flavor compositions, mainly in Citrus complexes, Cherry, Grape, Pineapple, Plum and other fruit imitation flavors. The concentration is normally about 0.5 to 2 ppm in the finished product.

Definition

ChEBI: Octyl octanoate is a carboxylic ester.

Preparation

By esterification of octanoic acid with octyl alcohol in the presence of HCl catalyst; or by passing vapors of octanoic acid and hydrogen over a copper chromium oxide catalyst at high temperature (320°C).

Synthesis Reference(s)

Tetrahedron Letters, 25, p. 4417, 1984 DOI: 10.1016/S0040-4039(01)81454-4

Flammability and Explosibility

Non flammable

Properties of FEMA 2811

Melting point:	−18 °C(lit.)
Boiling point:	307 °C(lit.)
Density	0.859 g/mL at 25 °C(lit.)
vapor pressure	0.015Pa at 20℃
refractive index	n20/D 1.435(lit.)
FEMA	2811 \| OCTYL OCTANOATE
Flash point:	>230 °F
solubility	Practically insoluble in water, soluble in alcohol and oils
Odor	Weak, but persistent and sweet-herbaceous, almost tea-like odor
JECFA Number	177
EPA Substance Registry System	Octanoic acid, octyl ester (2306-88-9)