| Preferred name | (E,Z)-2,6-nonadienal diethyl acetal |
| Trivial Name | (2E,6Z)-1,1-diethoxynona-2,6-diene |
| Short Description | 2-trans-6-cis-nonadien-1-al diethyl acetal |
| Formula | C13 H24 O2 |
| CAS Number | 67674-36-6 |
| CAS Number | 67674-36-6 (EE) |
| FEMA Number | 3378 |
| Flavis Number | 6.025 |
| ECHA Number | 266-874-2 |
| FDA UNII | V5C72V7U8P |
| Nikkaji Number | J798.303D |
| COE Number | 660 |
| xLogP3-AA | 3.30 (est) |
| NMR Predictor | External link |
| JECFA Food Flavoring | 946 2,6-nonadienal diethyl acetal |
| FDA Patent | No longer provide for the use of these seven synthetic flavoring substances |
| 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 |
| (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 |
| CHEMBL: | View |
| HMDB (The Human Metabolome Database): | Search |
| Export Tariff Code: | 2911.00.5000 |
| ChemSpider: | View |
| Bedoukian Research | BOC Sciences |
| EGNO Chimie | FCI SAS |
| Parchem | Penta International |
| Bedoukian Research, Inc. | Penta International Corporation |
| Material listed in food chemical codex | No |
| Molecular weight | 212.33268737793 |
| Specific gravity | @ 25 °C |
| Pounds per Gallon | 7.156 to 7.223 |
| Refractive Index | 1.441 to 1.448 @ 20 °C |
| Boiling Point | 67 to 70°C @ 0.2 mm Hg |
| Acid Value | 1 max KOH/g |
| Vapor Pressure | 0.012 mmHg @ 25 °C |
| Flash Point TCC Value | 98.89 °C TCC |
| logP (o/w) | 4.257 est |
| Solubility | |
| alcohol | Yes |
| dipropylene glycol | Yes |
| water, 9.542 mg/L @ 25 °C (est) | Yes |
| water | No |
| Stability | |
| alkalis | Unspecified |
| Odor Type: Green | |
| green, cucumber, fresh, oily, painty | |
| Odor strength | medium |
| Substantivity | 92 hour(s) at 100.00 % |
| Luebke, William tgsc, (1996) | At 100.00 %. green cucumber fresh oily painty |
| Flavor Type: Green | |
| green, oily, cucumber, fatty, melon, seedy, lard | |
| Luebke, William tgsc, (1996) | Green oily cucumber fatty melon seedy lard |
| Very good for melon, cucumber, and strawberry. | Strong cucumber, melon |
| General comment | Green cucumber melon |
| Applications | |
| Odor purposes | Cucumber, Galbanum, Green, Melon, Moss, Violet |
| Other purposes | Leaf |
| Cosmetic purposes | Fragrance, Perfuming agents |
| Preferred SDS: View | |
| European information : | |
| Most important hazard(s): | |
| None - None found. | |
| S 02 - Keep out of the reach of children. S 24/25 - Avoid contact with skin and eyes. 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: | |||
| flavor and fragrance agents | |||
| RIFM Fragrance Material Safety Assessment: Search | |||
| IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice | |||
| Recommendation for (E,Z)-2,6-nonadienal diethyl acetal usage levels up to: | |||
| 0.5000 % in the fragrance concentrate. | |||
| Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.01 (μg/capita/day) | ||
| Maximised Survey-derived Daily Intakes (MSDI-USA): | 0.01 (μg/capita/day) | ||
| Modified Theoretical Added Maximum Daily Intake (mTAMDI): | 1700 (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: 6 | |||
| Click here to view publication 6 | |||
| average usual ppm | average maximum ppm | ||
| baked goods: | - | - | |
| beverages(nonalcoholic): | - | - | |
| beverages(alcoholic): | - | - | |
| breakfast cereal: | - | - | |
| cheese: | - | - | |
| chewing gum: | - | - | |
| condiments / relishes: | - | 0.10000 | |
| confectionery froastings: | - | - | |
| egg products: | - | - | |
| fats / oils: | - | - | |
| fish products: | - | - | |
| frozen dairy: | - | 0.10000 | |
| fruit ices: | - | 0.10000 | |
| gelatins / puddings: | - | - | |
| granulated sugar: | - | - | |
| gravies: | - | 0.10000 | |
| hard candy: | - | 0.10000 | |
| imitation dairy: | - | - | |
| instant coffee / tea: | - | - | |
| jams / jellies: | - | - | |
| meat products: | - | 0.10000 | |
| milk products: | - | - | |
| nut products: | - | - | |
| other grains: | - | - | |
| poultry: | - | - | |
| processed fruits: | - | - | |
| processed vegetables: | - | - | |
| reconstituted vegetables: | - | - | |
| seasonings / flavors: | - | - | |
| snack foods: | - | - | |
| soft candy: | - | - | |
| soups: | - | 0.10000 | |
| 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/kg | maximum usage mg/kg | ||
| Dairy products, excluding products of category 02.0 (01.0): | 5.70000 | 12.00000 | |
| Fats and oils, and fat emulsions (type water-in-oil) (02.0): | 1.50000 | 14.25000 | |
| 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): | 5.00000 | 5.03000 | |
| Confectionery (05.0): | 5.50000 | 14.46000 | |
| Chewing gum (05.3): | 6.02000 | 20.87000 | |
| Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): | 4.80000 | 11.55000 | |
| Bakery wares (07.0): | 6.00000 | 17.00000 | |
| Meat and meat products, including poultry and game (08.0): | 0.90000 | 2.98000 | |
| 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): | 2.00000 | 5.00000 | |
| Foodstuffs intended for particular nutritional uses (13.0): | - | - | |
| Non-alcoholic ("soft") beverages, excl. dairy products (14.1): | 2.00000 | 4.43000 | |
| Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): | 1.00000 | 2.00000 | |
| Ready-to-eat savouries (15.0): | 2.50000 | 4.50000 | |
| Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): | - | - | |
| 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): |
| Opinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) related to Flavouring Group Evaluation 3 (FGE.03); Acetals of branched- and straight-chain aliphatic saturated primary alcohols and branched- and straight-chain saturated aldehydes, and a orthoester of formic acid, from chemical groups 1 and 2 (Commission Regulation (EC) No 1565/2000 of 18 July 2000) View page or View pdf |
| Flavouring Group Evaluation 3, Revision 1 (FGE.03Rev1): Acetals of branched- and straight-chain aliphatic saturated primary alcohols and branched- and straight-chain saturated or unsaturated aldehydes, an ester of a hemiacetal and an orthoester of formic acid, from chemical groups 1, 2 & 4 Commission Regulation (EC) No 1565/2000 of 18 July 2000) [1] - Scientific Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC)on a request from the Commission View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 3, Revision 2 (FGE.03Rev2): Acetals of branched- and straight-chain aliphatic saturated primary alcohols and branched- and straight-chain saturated or unsaturated aldehydes, an ester of a hemiacetal and an orthoester of formic acid, from chemical groups 1, 2 and 4 View page or View pdf |
| EFSA Panel on Food Contact Materials, Enzymes, Flavourings and Processing Aids (CEF) View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 200, Revision 1 (FGE.200 Rev.1): 74 a,ß-unsaturated aliphatic aldehydes and precursors from chemical subgroup 1.1.1 of FGE.19 View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 61 Revision 2 (FGE.61Rev2): consideration of aliphatic acetals evaluated by JECFA (57th, 63rd and 68th meetings) structurally related to acetals evaluated by EFSA in FGE.03Rev2 View page or View pdf |
| EPI System: View |
| AIDS Citations:Search |
| Cancer Citations:Search |
| Toxicology Citations:Search |
| EPA Substance Registry Services (TSCA):67674-36-6 |
| EPA ACToR:Toxicology Data |
| EPA Substance Registry Services (SRS):Registry |
| Laboratory Chemical Safety Summary :6364671 |
| National Institute of Allergy and Infectious Diseases:Data |
| WGK Germany:2 |
| (2E,6Z)-1,1-diethoxynona-2,6-diene |
| Chemidplus:0067674366 |
| (2E,6E)-1,1-diethoxynona-2,6-diene |