trans-2-Decenal

Chemical properties

clear colorless to light yellow liquid

Chemical properties

2-Decanal has a powerful waxy, orange aroma.

Occurrence

Reported found in bitter orange peel, blackberry, ginger, butter, mushroom, kiwi, bacon fat, roast beef, beef fat, heated beef fat, bilberries, carrot root, boiled chicken, chicken broth, cranberry press residue, ham, lingonberry, orange, heated pork fat, potato chip, soy bean, boiled mutton, tea, roasted filberts, roasted peanuts and coriander leaf.

The Uses of trans-2-Decenal

trans-2-Decenal is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff.

What are the applications of Application

trans-2-Decenal is a factor contributing to the taste and odor issue in drinking water

Definition

ChEBI: A decenal containing a double bond at position 2 (the trans-stereoisomer).

Preparation

By reaction of octanal and ethyl vinyl ether and subsequent hydrolysis.

Aroma threshold values

Detection: 1 ppb; aroma characteristics at 1.0%: waxy, fatty, earthy, coriander, green, mushroom, aldehydic with a chicken and pork fat nuance.

Taste threshold values

Taste characteristics at 1.0 ppm: waxy, fatty, earthy, coriander, mushroom, green with a pork fat nuance.

Synthesis Reference(s)

Tetrahedron Letters, 26, p. 3613, 1985 DOI: 10.1016/S0040-4039(00)89204-7

General Description

trans-2-Decenal is one of the compounds that contribute to the taste and odor problem in drinking water. It was determined in water samples by headspace solid-phase microextraction (SPME) coupled with gas chromatography-mass spectrometry. It also shows strong nematicidal activity.