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2-methyl-2-pentenoic acid
General Material Information
| Preferred name | 2-methyl-2-pentenoic acid |
| Trivial Name | 2-Methyl-2-pentenoic acid |
| Short Description | strawberiff (IFF) |
| Formula | C6 H10 O2 |
| CAS Number | 3142-72-1 |
| FEMA Number | 3195 |
| Flavis Number | 8.055 |
| ECHA Number | 221-552-0 |
| FDA UNII | Search |
| MDL | MFCD00002655 |
| COE Number | 11680 |
| xLogP3-AA | 1.40 (est) |
| NMR Predictor | External link |
| JECFA Food Flavoring | 1210 2-methyl-2-pentenoic acid |
| FDA Patent | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm | 3142-72-1 ; 2-METHYL-2-PENTENOIC ACID |
| Synonyms |
|
US / EU / FDA / JECFA / FEMA / Scholar / Patents
| 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 |
Literature & References
| 2-methylpent-2-enoic acid | |
| NIST Chemistry WebBook: | Search Inchi |
| Canada Domestic Sub. List: | 3142-72-1 |
| Pubchem (cid): | 18458 |
| Pubchem (sid): | 134982956 |
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): | HMDB31560 |
| FooDB: | FDB008175 |
| Export Tariff Code: | 2916.19.3000 |
| VCF-Online: | VCF Volatile Compounds in Food |
| ChemSpider: | View |
Suppliers
PhysChem Properties
| Material listed in food chemical codex | Yes |
| Molecular weight | 114.14409637451 |
| Specific gravity | @ 25 °C |
| Pounds per Gallon | 8.138 to 8.205 |
| Specific gravity | @ 20 °C |
| Pounds per Gallon | 8.156 to 8.222 |
| Refractive Index | 1.457 to 1.462 @ 20 °C |
| Melting Point | 24 to 26°C @ 760 mm Hg |
| Boiling Point | 123 to 125°C @ 30 mm Hg |
| Vapor Pressure | 0.055 mmHg @ 25 °C |
| Vapor Density | 1 |
| Flash Point TCC Value | 107.78 °C TCC |
| logP (o/w) | 1.586 est |
| Shelf life | 12 months (or longer if stored properly.) |
| Storage notes | Refrigerate in tightly sealed containers. |
| Solubility | |
| alcohol | Yes |
| dipropylene glycol | Yes |
| water, slightly | Yes |
| water, 6330 mg/L @ 25 °C (est) | Yes |
| water | No |
| Stability | |
| alcoholic lotion | Unspecified |
| antiperspirant | Unspecified |
| deo stick | Unspecified |
| fabric softener | Unspecified |
| shampoo | Unspecified |
Organoleptic Properties
| Odor Type: Acidic | |
| dry, acidic, sweaty, strawberry, woody, fruity, jammy, sour | |
| Odor strength | medium , recommend smelling in a 10.00 % solution or less |
| Substantivity | 380 hour(s) at 100.00 % |
| Luebke, William tgsc, (1995) | At 10.00 % in dipropylene glycol. dry acid sweaty strawberry woody fruity jam |
| Mosciano, Gerard P&F 23, No. 1, 33, (1998) | Sour, acidic, sweaty and fruity with a jammy, woody nuance |
| Flavor Type: Sour | |
| sour, acidic, sweaty, berry, fruity | |
| Mosciano, Gerard P&F 23, No. 1, 33, (1998) | At 50.00 ppm. Sour, acidic, sweaty, berry- and fruit-like |
| Strawberry and other berries, apple and other fruit, as well as cheese flavors. | Sharp, acidic, slightly cheesy, with jammy strawberry back notes |
| General comment | Fruity, geranium, mango, strawberry jam |
Occurrences
| (data available) |
Potential Uses
| Applications | |
| Odor purposes | Fruit , Raspberry , Strawberry |
| Flavoring purposes | Cheese , Tropical |
| Cosmetic purposes | Perfuming agents |
Safety Information
Safety information
| Preferred SDS: View | |
| European information : | |
| Most important hazard(s): | |
| C - Corrosive. | |
| R 34 - Causes burns. R 36/38 - Irritating to skin and eyes. 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 37/39 - Wear suitable gloves and eye/face protection. | |
| 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: | |
| oral-rat LD50 5000 mg/kg | |
| Dermal Toxicity: | |
| skin-rabbit LD50 5000 mg/kg | |
| Inhalation Toxicity: | |
| Not determined | |
Safety in use information
| 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 2-methyl-2-pentenoic acid usage levels up to: | |||
| 1.0000 % in the fragrance concentrate. | |||
| Maximised Survey-derived Daily Intakes (MSDI-EU): | 36.00 (μg/capita/day) | ||
| Maximised Survey-derived Daily Intakes (MSDI-USA): | 20.00 (μg/capita/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: 4 | |||
| Click here to view publication 4 | |||
| average usual ppm | average maximum ppm | ||
| baked goods: | - | 1.00000 | |
| beverages(nonalcoholic): | - | - | |
| beverages(alcoholic): | - | - | |
| breakfast cereal: | - | - | |
| cheese: | - | - | |
| chewing gum: | - | - | |
| condiments / relishes: | - | 1.00000 | |
| confectionery froastings: | - | - | |
| egg products: | - | - | |
| fats / oils: | - | - | |
| fish products: | - | - | |
| frozen dairy: | - | - | |
| fruit ices: | - | - | |
| gelatins / puddings: | - | - | |
| granulated sugar: | - | - | |
| gravies: | - | 1.00000 | |
| hard candy: | - | 1.00000 | |
| imitation dairy: | - | - | |
| instant coffee / tea: | - | - | |
| jams / jellies: | - | - | |
| meat products: | - | 1.00000 | |
| milk products: | - | - | |
| nut products: | - | - | |
| other grains: | - | - | |
| poultry: | - | - | |
| processed fruits: | - | - | |
| processed vegetables: | - | - | |
| reconstituted vegetables: | - | - | |
| seasonings / flavors: | - | - | |
| snack foods: | - | - | |
| soft candy: | - | - | |
| soups: | - | 1.00000 | |
| sugar substitutes: | - | - | |
| sweet sauces: | - | - | |
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 72 (FGE.72): Consideration of aliphatic, branched-chain saturated and unsaturated alcohols, aldehydes, acids, and related esters evaluated by the JECFA (61st meeting) structurally related to branched- and straight-chain unsaturated carboxylic acids. Esters of these and straight-chain aliphatic saturated alcohols evaluated by EFSA in FGE.05Rev2 (2010) View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 72, Revision 1 (FGE.72Rev1): Consideration of aliphatic, branched-chain saturated and unsaturated alcohols, aldehydes, acids, and related esters evaluated by the JECFA (61st meeting) structurally related to branched- and straight-chain unsaturated carboxylic acids, esters of these and straight-chain aliphatic saturated alcohols evaluated by EFSA in FGE.05Rev2 View page or View pdf |
| Safety and efficacy of a,ß-unsaturated straight-chain and branched-chain aliphatic primary alcohols, aldehydes, acids and esters belonging to chemical group 3 when used as flavourings for all animal species View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 72, Revision 2 (FGE.72Rev2): consideration of aliphatic, branched-chain saturated and unsaturated alcohols, aldehydes, acids and related esters evaluated by JECFA (61st, 68th and 69th meetings) and structurally related to flavouring substances in FGE.05Rev3 View page or View pdf |
| EPI System: View |
| AIDS Citations:Search |
| Cancer Citations:Search |
| Toxicology Citations:Search |
| EPA Substance Registry Services (TSCA):3142-72-1 |
| EPA ACToR:Toxicology Data |
| EPA Substance Registry Services (SRS):Registry |
| Laboratory Chemical Safety Summary :18458 |
| National Institute of Allergy and Infectious Diseases:Data |
| WISER:UN 3261 |
| WGK Germany:2 |
| 2-methylpent-2-enoic acid |
| Chemidplus:0003142721 |