(E,Z)-2,6-nonadienal
trans-2,cis-6-nonadienal
Identification
| Name | (E,Z)-2,6-nonadienal |
| IUPAC | (2E,6Z)-nona-2,6-dienal |
| CAS Number | 557-48-2 |
| EINECS | 209-178-6 |
| FDA UNII | 93E895X03C |
| Molecular Formula | C9 H14 O |
| Molecular Weight | 138.20978000 |
| MDL Number | MFCD00007009 |
| Nikkaji Number | J59.348F |
| Beilstein | 1720980 |
| CoE Number | 659 |
Regulatory
| JECFA Food Flavoring | 1186 nona-2-trans-6-cis-dienal |
| DG SANTE Food Flavourings | 05.058 nona-2(trans),6(cis)-dienal |
| FEMA Number | 3377 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 557-48-2 ; 2-TRANS-6-CIS-NONADIENAL |
Physical Properties
| Appearance | colorless to pale yellow clear oily liquid (est) |
| Assay | 96.00 to 96.90 sum of isomers |
| Food Chemicals Codex Listed | Yes |
| Specific Gravity | 0.85000 to 0.87000 @ 25.00 °C. |
| Pounds per Gallon - (est). | 7.073 to 7.239 |
| Refractive Index | 1.47000 to 1.47500 @ 20.00 °C. |
| Boiling Point | 94.00 to 95.00 °C. @ 18.00 mm Hg, 187.00 °C. @ 760.00 mm Hg |
| Acid Value | 5.00 max. KOH/g |
| Vapor Pressure | 0.280000 mmHg @ 25.00 °C. (est) |
| Vapor Density | >1 ( Air = 1 ) |
| Flash Point | 181.00 °F. TCC ( 83.00 °C. ) |
| logP (o/w) | 2.799 (est) |
| Shelf Life | 12.00 month(s) or longer if stored properly. |
| Storage | store under nitrogen., refrigerate in tightly sealed containers. store under nitrogen. |
| Soluble in | alcohol |
| Insoluble in | water |
| Stability | soap |
Cosmetic Information
| CosIng | cosmetic data |
| Cosmetic Uses | perfuming agents |
Organoleptic Properties
| Odor Strength | high , |
| Substantivity | 240 hour(s) at 100.00 % |
| Odor Description |
at 1.00 % in dipropylene glycol. Green, cucumber, melon, fatty and vegetative A powerful cucumber and violet leaf odor in dilution with a hint of melon Intense, Green, Violet leaf, Cucumber, Melon Fatty, Spicy, Cucumber, Violet-Leaf natural, strongly green, violet leaf-like; cucumber, melon Fatty, Spicy, Cucumber, Violet-Leaf Green-cucumber, Floral-violet, fresh, clean. Diffusive green fatty dry cucumber violet leaf
|
| Odor sample from | Sigma-Aldrich |
| Taste Description |
at 1.00 ppm. Green, Cucumber, Melon, very natural at high dilution, buttery, fatty green vegetables, bread, meat, beer, tea, mango etc green melon cucumber aldehydic Extremely powerful green vegetable-like - natural cucumber
|
Safety Information
| Preferred SDS | View |
| European information | Most important hazard(s): |
| Human Experience | 2 % solution: no irritation or sensitization. |
| Oral/Parenteral Toxicity | oral-rat LD50 > 5000 mg/kg |
| Dermal Toxicity | skin-rabbit LD50 > 5000 mg/kg |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | flavor and fragrance agents |
| RIFM Fragrance Material Safety Assessment | Search |
| Recommendation for (E,Z)-2,6-nonadienal usage levels up to | 0.1000 % in the fragrance concentrate. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 16.00 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 24.00 (μg/capita/day) |
| Modified Theoretical Added Maximum Daily Intake (mTAMDI) | 2000 (μg/person/day) |
| Threshold of Concern | 1800 (μg/person/day) |
| Structure Class | I |
| baked goods | - |
| beverages(nonalcoholic) | - |
| beverages(alcoholic) | - |
| breakfast cereal | - |
| cheese | - |
| chewing gum | - |
| condiments / relishes | - |
| confectionery froastings | - |
| egg products | - |
| fats / oils | - |
| fish products | - |
| frozen dairy | - |
| fruit ices | - |
| gelatins / puddings | - |
| granulated sugar | - |
| gravies | - |
| hard candy | - |
| imitation dairy | - |
| instant coffee / tea | - |
| jams / jellies | - |
| meat products | - |
| milk products | - |
| nut products | - |
| other grains | - |
| poultry | - |
| processed fruits | - |
| processed vegetables | - |
| reconstituted vegetables | - |
| seasonings / flavors | - |
| snack foods | - |
| soft candy | - |
| soups | - |
| sugar substitutes | - |
| sweet sauces | - |
| Dairy products, excluding products of category 02.0 (01.0) | 5.70000 |
| Fats and oils, and fat emulsions (type water-in-oil) (02.0) | 1.50000 |
| Edible ices, including sherbet and sorbet (03.0) | 0.90000 |
| Processed fruit (04.1) | - |
| Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2) | 5.00000 |
| Confectionery (05.0) | 5.50000 |
| Chewing gum (05.3) | - |
| Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0) | 4.80000 |
| Bakery wares (07.0) | 8.00000 |
| Meat and meat products, including poultry and game (08.0) | 0.90000 |
| Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0) | 0.90000 |
| Eggs and egg products (10.0) | 0.90000 |
| Sweeteners, including honey (11.0) | 0.90000 |
| Salts, spices, soups, sauces, salads, protein products, etc. (12.0) | 2.00000 |
| Foodstuffs intended for particular nutritional uses (13.0) | - |
| Non-alcoholic ("soft") beverages, excl. dairy products (14.1) | 2.00000 |
| Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2) | 1.00000 |
| Ready-to-eat savouries (15.0) | 2.50000 |
| Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0) | 0.90000 |
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