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General Material Information

Preferred name (E,E)-2,4-dodecadienal
Trivial Name (E,E)-2,4-Dodecadienal
Short Description trans,trans-2,4-dodecadienal
Formula C12 H20 O
CAS Number 21662-16-8
FEMA Number 3670
Flavis Number 5.125
ECHA Number 244-517-1
FDA UNII VO340RJ9LU
Nikkaji Number J126.514H
Beilstein Number 1776172
COE Number 11758
xLogP3-AA 4.30 (est)
NMR Predictor External link
JECFA Food Flavoring 1196 trans,trans-2,4-dodecadienal
FDA Patent No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm 21662-16-8 ; TRANS,TRANS-2,4-DODECADIENAL
Synonyms
  • (2E,4E)- dodeca-2,4-dienal
  • (2trans,4trans)- dodeca-2,4-dienal
  • (E,E)- dodeca-2,4-dienal
  • (E,E)-2,4-dodecadien-1-al
  • (E)-2,(E)-4-dodecadien-1-al
  • trans-2,trans-4-dodecadien-1-al
  • trans,trans-2,4-dodecadien-1-al
  • (2E,4E)-2,4-dodecadienal
  • (5E,7E)- dodecadienal
  • (6E,8E)- dodecadienal
  • (7E,9E)- dodecadienal
  • (trans,trans)-2,4-dodecadienal
  • trans-2-trans-4-dodecadienal
  • trans,trans-2,4-dodecadienal
  • 2,4-dodecadienal, (2E,4E)-
  • 2,4-dodecadienal, (E,E)-
  • 2,4-dodecadienal, trans,trans-
  • (2E,4E)-dodeca-2,4-dienal
  • 2,4-Dodecadienal, (2E,4E)-
  • 2,4-Dodecadienal, (E,E)-
  • (2E,4E)-2,4-Dodecadienal
  • 2-trans-4-trans-Dodecadienal

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Other Information

(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
FDA Substances Added to Food (formerly EAFUS):View
HMDB (The Human Metabolome Database):HMDB39590
FooDB:FDB019215
Export Tariff Code:2912.19.9000
Typical G.C.
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 180.2906036377
Specific gravity @ 25 °C
Pounds per Gallon 8.18 to 8.229
Refractive Index 1.47 to 1.476 @ 20 °C
Acid Value 3 max KOH/g
Vapor Pressure 0.005 mmHg @ 25 °C
Flash Point TCC Value 104.44 °C TCC
logP (o/w) 4.438 est
Solubility
alcohol Yes
water, 11.33 mg/L @ 25 °C (est) Yes
water No

Organoleptic Properties

Odor Type: Fatty
grapefruit, orange, fatty, citrus
Odor strength medium
Substantivity > 168 hour(s) at 100.00 %
General comment At 100.00 %. grapefruit orange fatty citrus
Flavor Type: Fatty
fatty, waxy, citrus peel, chicken
General comment Fatty waxy citrus peel chicken skin
Peel notes of most citrus flavors, specifically orange and grapefruit. Fatty, waxy, citrus peel, with slight chicken skin notes

Occurrences

Potential Uses

Applications
Odor purposes Fruit
Flavoring purposes Citrus, Grapefruit, Orange
Other purposes Waxy

Safety Information

Safety information

Preferred SDS: View
European information :
Most important hazard(s):
Xi - Irritant
R 38 - Irritating to skin.
S 02 - Keep out of the reach of children.
S 24 - Avoid contact with skin.
S 36 - Wear suitable protective clothing.
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Pictogram
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined

Safety in use information

Category:
flavoring agents
IFRA Critical Effect:
Insufficient data
View the IFRA Standard
Recommendation for (E,E)-2,4-dodecadienal usage levels up to:
PROHIBITED: Should not be used as a fragrance ingredient.
Maximised Survey-derived Daily Intakes (MSDI-EU): 0.095 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA): 0.10 (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI): 82 (μg/person/day)
Threshold of Concern:1800 (μg/person/day)
Structure Class: I
Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS).
The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library
publication number: 13
Click here to view publication 13
average usual ppmaverage maximum ppm
baked goods: -1.00000
beverages(nonalcoholic): --
beverages(alcoholic): --
breakfast cereal: --
cheese: --
chewing gum: --
condiments / relishes: -0.50000
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: --
fruit ices: --
gelatins / puddings: --
granulated sugar: --
gravies: -0.50000
hard candy: --
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: -0.50000
milk products: --
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: -0.50000
soft candy: --
soups: -0.50000
sugar substitutes: --
sweet sauces: --
Food categories according to Commission Regulation EC No. 1565/2000 (EC, 2000) in FGE.06 (EFSA, 2002a). According to the Industry the "normal" use is defined as the average of reported usages and "maximum use" is defined as the 95th percentile of reported usages (EFSA, 2002i).
Note: mg/kg = 0.001/1000 = 0.000001 = 1/1000000 = ppm.
average usage mg/kgmaximum usage mg/kg
Dairy products, excluding products of category 02.0 (01.0): 0.010001.00000
Fats and oils, and fat emulsions (type water-in-oil) (02.0): 0.500005.00000
Edible ices, including sherbet and sorbet (03.0): 0.010001.00000
Processed fruit (04.1): --
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): 0.010001.00000
Confectionery (05.0): 0.050001.00000
Chewing gum (05.3): --
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): 0.050001.00000
Bakery wares (07.0): 0.500003.00000
Meat and meat products, including poultry and game (08.0): 0.500003.00000
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): 0.500003.00000
Eggs and egg products (10.0): 0.010001.00000
Sweeteners, including honey (11.0): 1.00000-
Salts, spices, soups, sauces, salads, protein products, etc. (12.0): 0.050001.00000
Foodstuffs intended for particular nutritional uses (13.0): --
Non-alcoholic ("soft") beverages, excl. dairy products (14.1): 0.010001.00000
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): 0.010001.00000
Ready-to-eat savouries (15.0): 0.500003.00000
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): 0.010001.00000

Safety references

European Food Safety Athority(EFSA):Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...

European Food Safety Authority (EFSA) reference(s):

Flavouring Group Evaluation 203: alpha,beta-Unsaturated aliphatic aldehydes and precursors from chemical subgroup 1.1.4 of FGE.19 with two or more conjugated double bonds and with or without additional non-conjugated double bonds
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 203, Revision 1 (FGE.203Rev1): a,ß-Unsaturated aliphatic aldehydes and precursors from chemical subgroup 1.1.4 of FGE.19 with two or more conjugated double-bonds and with or without additional non-conjugated double-bonds
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 203, Revision 2 (FGE.203Rev2): a,ß-unsaturated aliphatic aldehydes and precursors from chemical subgroup 1.1.4 of FGE.19 with two or more conjugated double-bonds and with or without additional non-conjugated double-bonds
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 70, Revision 1 (FGE.70Rev1): consideration of aliphatic, linear, a,ß-unsaturated, di- and trienals and related alcohols, acids and esters evaluated by JECFA (61st-68th-69th meeting)
View page or View pdf

EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):21662-16-8
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :5367530
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:2
(2E,4E)-dodeca-2,4-dienal
Chemidplus:0021662168