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HCID 5367530Erstellt: 1. November 2026

(2E,4E)-Dodeca-2,4-dienal

2,4-DODECADIENAL · 2,4-Dodecadienal, (E,E)- · FEMA 3670 · TRANS,TRANS-2,4-DODECADIENAL · 2,4-DODECADIEN-1-AL · (e,e)-4-dodecadienal · 4-Dodecadienal,(E,E)-2 · (E,E)-2,4-Dodecadienal

https://huagongshe.com/de/chemical/5367530

Molekülstruktur von (2E,4E)-Dodeca-2,4-dienal

Identifikatoren & physikalische Daten

CAS No.21662-16-8
SummenformelC12H20O
Durchschnittliche Molmasse180,29 g/mol
Monoisotopische Masse180,15141526 g/mol
SMILESCCCCCCC/C=C/C=C/C=O
InChIKeyQKTZBZWNADPFOL-BNFZFUHLSA-N
PubChem CID5367530
ChEBICHEBI:171898
EC No.244-517-1
DTXSIDDTXSID80885175
Lokaler Name(2E,4E)-Dodeca-2,4-dienal

Chemische & physikalische Eigenschaften

XLogP4,3
Polarare Oberfläche (TPSA)17,1
H-Brücken-Donoren0
H-Brücken-Akzeptoren1
Frei drehbare Bindungen8
Schwere Atome13
Formalladung0
Komplexität157
LebensmittelzusatzstoffeFLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT -> FDA Substance added to food
Dichte0.983-0.9890.865 g/mL at 20 °C(lit.)
AromastoffeEU Flavoring substances
LöslichkeitSlightly soluble in watermiscible in oilssoluble (in ethanol)
Siedepunkt130.00 °C. @ 6.00 mm Hg130 °C (6 mm Hg)130°C 6mm
Brechungsindex1.470-1.476n20/D 1.510
Physical DescriptionOily liquidlight, faint spicy aroma
FEMA3670 | TRANS,TRANS-2,4-DODECADIENAL
Flammpunkt104°C
Aggregatzustandsolid
Geruchat 100.00 %. grapefruit orange fatty citrus
Geruchsartfatty
Biologische Quellebotanical
JECFA Number1196
BRN1708096
InChI1S/C12H20O/c1-2-3-4-5-6-7-8-9-10-11-12-13/h8-12H,2-7H2,1H3/b9-8+,11-10+
InChIKeyQKTZBZWNADPFOL-BNFZFUHLSA-N
SMILESCCCCCCC\C=C\C=C\C=O
LogP (Verteilungskoeffizient)4.25
CAS Datenbank21662-16-8(CAS DataBase Reference)
NIST chemische Informationen2,4-Dodecadienal, (e,e)-(21662-16-8)
EPA chemische Informationen2,4-Dodecadienal, (2E,4E)- (21662-16-8)

Sicherheit & Vorschriften

GHS-EinstufungThis chemical does not meet GHS hazard criteria for 7.8% (113 of 1443) of reports.WarningH315 (92.2%): Causes skin irritation [Warning Skin corrosion/irritation]P264, P280, P302+P352, P321, P332+P317, and P362+P364 (click each P-code to see the statement)Aggregated GHS information provided per 1443 reports by companies from 6 notifications to the ECHA C&L Inventory.
Regulatorische InformationenChemical: 2,4-Dodecadienal, (E,E)-Commission Regulation (EC) No 1565/2000 (Repealed by Com. Implementing Reg. (EU) No 872/2012)2,4-Dodecadienal, (2E,4E)-: Does not have an individual approval but may be used under an appropriate group standard
Hazard Classes and CategoriesSkin Irrit. 2 (92.2%)
F10-23
Wassergefährdungsklasse (WGK)3
TSCA-Inventar-StatusTSCA listed
R-Sätze (R)36/37/38
GefahrensymboleXi
Sicherheitshinweise (S)26-36
Lagerklasse11 - Combustible Solids
GefahrenklasseEye Irrit. 2Skin Irrit. 2STOT SE 3

Anwendungen & Verwendung

Occurrence

Reported found in “country-cured” ham, oxidized milk and potato chips.