Cis-3-Hexenal Explained

cis-3-Hexenal, also known as (Z)-3-hexenal and leaf aldehyde, is an organic compound with the formula CH₃CH₂CH=CHCH₂CHO. It is classified as an unsaturated aldehyde. It is a colorless liquid and an aroma compound with an intense odor of freshly cut grass and leaves.^{[1] [2]}

Occurrence

It is one of the major volatile compounds in ripe tomatoes, although it tends to isomerize into the conjugated trans-2-hexenal.^[3] It is produced in small amounts by most plants and it acts as an attractant to many predatory insects. It is also a pheromone in many insect species.^[4]

See also

• cis-3-hexen-1-ol has a similar but weaker odor and is used in flavors and perfumes.
• 1-Hexanol, another volatile organic compound, also considered responsible for the freshly mowed grass odor

External links

• Hexenal

Notes and References

1. Molecule of the Month: Hexenal . 2017 . 10.6084/m9.figshare.5245834 . Chm.bris.ac.uk . 2018-07-26. Cotton . Simon .
2. http://www.rsc.org/chemistryworld/2013/11/hexenal-grass-smell Hexenal
3. 10.1021/jf00076a025. Fresh tomato aroma volatiles: A quantitative study. 1987. Buttery. Ron G.. Teranishi. Roy. Ling. Louisa C.. Journal of Agricultural and Food Chemistry. 35. 4. 540–544.
4. Web site: Ashraf El-Sayed . Pheromone database . Pherobase.com . 2018-07-26.