(E)-2-nonenal
trans-2-nonenal
Identification
| Name | (E)-2-nonenal |
| IUPAC | (E)-non-2-enal |
| CAS Number | 18829-56-6 |
| EINECS | 242-609-6 |
| FDA UNII | 8VEO649985 |
| Molecular Formula | C9 H16 O |
| Molecular Weight | 140.22572000 |
| MDL Number | MFCD00007012 |
| Nikkaji Number | J110.528K |
| Beilstein | 1722170 |
| CoE Number | 733 |
Regulatory
| DG SANTE Food Flavourings | 05.072 trans-2-nonenal |
| FEMA Number | 3213 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
Physical Properties
| Appearance | colorless to pale yellow clear liquid (est) |
| Assay | 95.90 to 98.60 sum of isomers |
| Food Chemicals Codex Listed | Yes |
| Specific Gravity | 0.85500 to 0.86500 @ 25.00 °C. |
| Pounds per Gallon - (est). | 7.114 to 7.198 |
| Refractive Index | 1.45400 to 1.46000 @ 20.00 °C. |
| Boiling Point | 88.00 to 90.00 °C. @ 12.00 mm Hg, 188.00 to 190.00 °C. @ 760.00 mm Hg |
| Acid Value | 5.00 max. KOH/g |
| Vapor Pressure | 0.256000 mmHg @ 25.00 °C. (est) |
| Vapor Density | 4.8 ( Air = 1 ) |
| Flash Point | 184.00 °F. TCC ( 84.44 °C. ) |
| logP (o/w) | 3.319 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Cosmetic Information
| CosIng | cosmetic data |
| Cosmetic Uses | perfuming agents |
Organoleptic Properties
| Odor Strength | high , |
| Substantivity | > 8 hour(s) at 100.00 % |
| Odor Description |
at 1.00 % in dipropylene glycol. Green, cucumber, aldehydic, fatty with a citrus nuance Green, aldeydic, bright odor with persistent fatty, carrot leaf, and melon notes Powerful fried fatty odor with citrus-like background Powerful fried fatty odor with citrus like background
|
| Taste Description |
at 10.00 ppm. Sweet, fatty, citrus, melon Slight oily fried taste with nutty background
|
Safety Information
| Preferred SDS | View |
| European information | Most important hazard(s): |
| Human Experience | 4 % solution: no irritation or sensitization. |
| Oral/Parenteral Toxicity | oral-rat LD50 5000 mg/kg |
| Dermal Toxicity | skin-rabbit LD50 3700 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)-2-nonenal usage levels up to | 4.0000 % in the fragrance concentrate. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 1.70 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 0.12 (μg/capita/day) |
| Modified Theoretical Added Maximum Daily Intake (mTAMDI) | 740 (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) | 1.66000 |
| Fats and oils, and fat emulsions (type water-in-oil) (02.0) | - |
| Edible ices, including sherbet and sorbet (03.0) | - |
| Processed fruit (04.1) | - |
| Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2) | - |
| Confectionery (05.0) | 1.39000 |
| Chewing gum (05.3) | - |
| Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0) | 1.66000 |
| Bakery wares (07.0) | 2.45000 |
| Meat and meat products, including poultry and game (08.0) | 1.70000 |
| 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) | 0.10000 |
| Foodstuffs intended for particular nutritional uses (13.0) | - |
| Non-alcoholic ("soft") beverages, excl. dairy products (14.1) | 1.14000 |
| Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2) | - |
| Ready-to-eat savouries (15.0) | - |
| Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0) | - |
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