Chemical Properties
2-Decanal has a powerful waxy, orange aroma.
Chemical Properties
clear colorless to light yellow liquid
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.
Uses
trans-2-Decenal is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff. Trans-2-Decenal Natural (Neat) is a colourless to pale yellow liquid with an orange floral odour. The liquid has a fatty, fried, citrus taste and is a flavouring agent.
Preparation
By reaction of octanal and ethyl vinyl ether and subsequent hydrolysis.
Definition
ChEBI: A decenal containing a double bond at position 2 (the trans-stereoisomer).
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.
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.
