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CAS 142-83-6

CAS 142-83-6 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 142-83-6
CAS 142-83-6PubChem CID 637564

2,4-Hexadienal

(E,E)-2,4-hexadienal is a hexadienal that is hexanal with trans double bonds at positions 2 and 4. It is found in tomatoes, kiwi fruit, mangoes, potato chips, herbs and spices. It has a role as a flavouring agent and a plant metabolite. It is a volatile organic compound, a hexadienal and a polyunsaturated fatty aldehyde. — ChEBI

IUPAC name
(2E,4E)-hexa-2,4-dienal
Molecular formula
C6H8O
Molecular weight
96.13 g/mol
Exact mass
96.057514874 Da
XLogP3
1.2
Topological polar surface area
17.1 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

878K4I6N7TRefChem:443894617-079-8Sorbaldehyde(E,E)-2,4-hexadienalSorbic aldehydetrans,trans-2,4-Hexadienal2,4-Hexadienal, (2E,4E)-
16 more reported names
(2E,4E)-2,4-Hexadienal2,4-Hexadienal, (E,E)-trans,trans-Hexa-2,4-dienalFEMA No. 34292,4-Hexadienal, trans,trans-Hexadienal(E,E)-2,4-Hexadien-1-al2-Propyleneacrolein3-Propyleneacrolein2,4-Hexadienal (89% trans,trans-, 11% cis,trans-)1,3-Pentadiene-1-carboxaldehydeCCRIS 4030HSDB 7239(2E,4E)-HexadienalEINECS 205-564-32,4-(e-e)-hexadienal
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 142-83-6

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How CAS 142-83-6 is used on this site

CAS 142-83-6 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 142-83-6 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.