| Preferred name | 2,4-octadienal |
| Trivial Name | octa-2,4-dienal |
| Formula | C8 H12 O |
| CAS Number | 5577-44-6 |
| Flavis Number | 5.186 |
| FDA UNII | Search |
| MDL | MFCD00014676 |
| COE Number | 11805 |
| xLogP3-AA | 2.20 (est) |
| NMR Predictor | External link |
| Synonyms |
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| Google Scholar | Start search |
| Google Books | Start search |
| Google Patents | Start search |
| Perfumer & Flavorists | Start search |
| EU Patents | Start search |
| PubMeb | Start search |
| NCBI | Start search |
| octa-2,4-dienal | |
| NIST Chemistry WebBook: | Search Inchi |
| Pubchem (cid): | 61874 |
| Pubchem (sid): | 135205433 |
| (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 |
| HMDB (The Human Metabolome Database): | Search |
| Export Tariff Code: | 2912.19.9000 |
| VCF-Online: | VCF Volatile Compounds in Food |
| ChemSpider: | View |
| Alfrebro | Bedoukian Research |
| BOC Sciences | Inoue Perfumery |
| Parchem | Sigma-Aldrich |
| Tengzhou Jitian Aroma Chemiclal | Alfrebro LLC/ Archer Daniels Midland Company |
| Bedoukian Research, Inc. |
| Material listed in food chemical codex | No |
| Molecular weight | 124.18283843994 |
| Specific gravity | @ 25 °C |
| Pounds per Gallon | 6.923 to 6.981 |
| Refractive Index | 1.519 to 1.523 @ 20 °C |
| Acid Value | 5 max KOH/g |
| Vapor Pressure | 0.364 mmHg @ 25 °C |
| Flash Point TCC Value | 78.89 °C TCC |
| logP (o/w) | 2.4 est |
| Solubility | |
| alcohol | Yes |
| water, 951.7 mg/L @ 25 °C (est) | Yes |
| water | No |
| Odor Type: Green | |
| fatty, pear, vegetable, green, oily, citrus, melon | |
| Odor strength | medium , recommend smelling in a 10.00 % solution or less |
| Substantivity | > 8 hour(s) at 100.00 % |
| General comment | At 10.00 % in dipropylene glycol. fatty reminiscent of pear vegetable green |
| Mosciano, Gerard P&F 18, No. 4, 51, (1993) | Green, fatty, oily, citrus and melon-like |
| Flavor Type: Green | |
| green, fruity, melon, citrus, fatty, tallow | |
| Mosciano, Gerard P&F 18, No. 4, 51, (1993) | At 10.00 ppm. Green, fruity, melon, citrus, fatty and tallow nuances |
| Citrus flavors, especially orange and tangerine, as well as chicken fat. | Fatty, chicken fat, citrus |
| (data available) |
| Applications | |
| Odor purposes | Melon |
| Flavoring purposes | Cucumber, Fat, Milk, Nut, Pear, Savory, Tangerine, Tropical |
| 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 24/25 - Avoid contact with skin and eyes. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 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 | |
| Category: | |||
| flavoring agents | |||
| IFRA Critical Effect: | |||
| Insufficient data | |||
| View the IFRA Standard | |||
| Recommendation for 2,4-octadienal usage levels up to: | |||
| PROHIBITED: Should not be used as a fragrance ingredient. | |||
| Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.65 (μg/capita/day) | ||
| Modified Theoretical Added Maximum Daily Intake (mTAMDI): | 310 (μg/person/day) | ||
| Threshold of Concern: | 1800 (μg/person/day) | ||
| Structure Class: | I | ||
| 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/kg | maximum usage mg/kg | ||
| Dairy products, excluding products of category 02.0 (01.0): | 0.01000 | - | |
| Fats and oils, and fat emulsions (type water-in-oil) (02.0): | - | - | |
| Edible ices, including sherbet and sorbet (03.0): | 0.30000 | 1.00000 | |
| Processed fruit (04.1): | - | - | |
| Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): | - | - | |
| Confectionery (05.0): | 5.50000 | 10.00000 | |
| Chewing gum (05.3): | - | - | |
| Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): | 0.20000 | 5.00000 | |
| Bakery wares (07.0): | 0.50000 | 2.00000 | |
| Meat and meat products, including poultry and game (08.0): | 0.50000 | 2.00000 | |
| Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): | - | - | |
| Eggs and egg products (10.0): | - | - | |
| Sweeteners, including honey (11.0): | - | - | |
| Salts, spices, soups, sauces, salads, protein products, etc. (12.0): | 0.50000 | 2.00000 | |
| Foodstuffs intended for particular nutritional uses (13.0): | - | - | |
| Non-alcoholic ("soft") beverages, excl. dairy products (14.1): | 0.25000 | 3.00000 | |
| Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): | - | - | |
| Ready-to-eat savouries (15.0): | 0.05100 | 1.00000 | |
| Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): | 0.50000 | 2.00000 | |
| 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): |
| 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 5, Revision 3 (FGE.05Rev3): Branched- and straight-chain unsaturated aldehydes, dienals, unsaturated and saturated carboxylic acids and related esters with saturated and unsaturated aliphatic alcohols and a phenylacetic acid related ester from chemical groups 1, 2, 3, 5 and 15 View page or View pdf |
| EPI System: View |
| AIDS Citations:Search |
| Cancer Citations:Search |
| Toxicology Citations:Search |
| EPA ACToR:Toxicology Data |
| EPA Substance Registry Services (SRS):Registry |
| Laboratory Chemical Safety Summary :61874 |
| National Institute of Allergy and Infectious Diseases:Data |
| WGK Germany:3 |
| octa-2,4-dienal |
| Chemidplus:0005577446 |