2-Nonenal is an unsaturated aldehyde. The colorless liquid is an important aroma component of aged beer[2] and buckwheat and insoluble in water.[3]
Odor characteristics
The odor of this substance is perceived as orris, fat and cucumber.[4] Its odor has been associated with human body odor alterations during aging.[5]
References
- ^ "2-Nonenal". pubchem.ncbi.nlm.nih.gov.
- ^ Santos, J. R.; Carneiro, J. R.; Guido, L. F.; Almeida, P. J.; Rodrigues, J. A.; Barros, A. A. (2008). "Determination of E-2-nonenal by high-performance liquid chromatography with UV detection - Assay for the evaluation of beer ageing". Journal of Chromatography A. 985 (1–2): 395–402. doi:10.1016/S0021-9673(02)01396-1. PMID 12580508.
- ^ Janeš, D.; Kantar, D.; Kreft, S.; Prosen, H. (2008). "Identification of buckwheat (Fagopyrum esculentum Moench) aroma compounds with GC-MS". Food Chemistry. 112 (1): 120–4. doi:10.1016/j.foodchem.2008.05.048.
- ^ "2-nonenal CAS 60784-31-8". Flavornet.
- ^ Haze, S.; Gozu, Y.; Nakamura, S.; Kohno, Y.; Sawano, K.; Ohta, H.; Yamazaki, K. (2001). "2-Nonenal Newly Found in Human Body Odor Tends to Increase with Aging". Journal of Investigative Dermatology. 116 (4): 520–4. doi:10.1046/j.0022-202x.2001.01287.x. PMID 11286617.
Further reading
- Morrison, G. C.; Nazaroff, W. W. (2002). "Ozone interactions with carpet: secondary emissions of aldehydes". Environmental Science & Technology. 36 (10): 2185–92. Bibcode:2002EnST...36.2185M. doi:10.1021/es0113089. PMID 12038828.