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4-methyl-2-pentenoic acid
General Material Information
| Preferred name | 4-methyl-2-pentenoic acid |
| Trivial Name | 4-Methyl-2-pentenoic acid |
| Short Description | (E,Z)-4-methylpent-2-enoic acid |
| Formula | C6 H10 O2 |
| CAS Number | 10321-71-8 |
| FEMA Number | 4180 |
| Flavis Number | 8.099 |
| ECHA Number | 233-706-4 |
| FDA UNII | 664UX09YV9 |
| Nikkaji Number | J208.682D |
| MDL | MFCD00043804 |
| xLogP3-AA | 1.40 (est) |
| NMR Predictor | External link |
| JECFA Food Flavoring | 1818 (E,Z)-4-methylpent-2-enoic acid |
| FDA Patent | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm | 10321-71-8 ; 4-METHYLPENT-2-ENOIC 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
| (E)-4-methylpent-2-enoic acid | |
| NIST Chemistry WebBook: | Search Inchi |
| Canada Domestic Sub. List: | 10321-71-8 |
| Pubchem (cid): | 642039 |
| Pubchem (sid): | 135067900 |
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): | HMDB31561 |
| FooDB: | FDB008176 |
| Export Tariff Code: | 2915.90.5050 |
| VCF-Online: | VCF Volatile Compounds in Food |
| ChemSpider: | View |
Suppliers
PhysChem Properties
| Material listed in food chemical codex | No |
| Molecular weight | 114.14409637451 |
| Specific gravity | @ 25 °C |
| Pounds per Gallon | 7.905 to 7.988 |
| Refractive Index | 1.442 to 1.453 @ 20 °C |
| Melting Point | 34 to 35°C @ 760 mm Hg |
| Boiling Point | 203 to 204°C @ 760 mm Hg |
| Vapor Pressure | 0.052 mmHg @ 25 °C |
| Flash Point TCC Value | 87.78 °C TCC |
| logP (o/w) | 1.681 est |
| Solubility | |
| alcohol | Yes |
| water, slightly | Yes |
| water, 8168 mg/L @ 25 °C (est) | Yes |
| water | No |
Organoleptic Properties
| Odor Type: Fatty | |
| fatty, fruity, blackberry, tea | |
| General comment | At 1.00 % in propylene glycol. fatty fruity black tea |
Occurrences
| (data available) |
Potential Uses
| Applications | |
| Flavoring purposes | Blueberry, Guava, Strawberry |
Safety Information
Safety information
| Preferred SDS: View | |
| European information : | |
| Most important hazard(s): | |
| C - Corrosive. | |
| R 34 - Causes burns. 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 27 - Take off immediately all contaminated clothing. S 28 - After contact with skin, wash immediately with plenty of water. S 36/37/39 - Wear suitable clothing, 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: | |
| Not determined | |
| Dermal Toxicity: | |
| Not determined | |
| Inhalation Toxicity: | |
| Not determined | |
Safety in use information
| Category: | |||
| flavoring agents | |||
| Recommendation for 4-methyl-2-pentenoic acid usage levels up to: | |||
| not for fragrance use. | |||
| Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.012 (μg/capita/day) | ||
| Maximised Survey-derived Daily Intakes (MSDI-USA): | ND (μg/capita/day) | ||
| Modified Theoretical Added Maximum Daily Intake (mTAMDI): | 2200 (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: 22 | |||
| Click here to view publication 22 | |||
| average usual ppm | average maximum ppm | ||
| baked goods: | 10.00000 | 50.00000 | |
| beverages(nonalcoholic): | 3.00000 | 15.00000 | |
| beverages(alcoholic): | - | - | |
| breakfast cereal: | 5.00000 | 25.00000 | |
| cheese: | 3.00000 | 15.00000 | |
| chewing gum: | - | - | |
| condiments / relishes: | 5.00000 | 25.00000 | |
| confectionery froastings: | 10.00000 | 50.00000 | |
| egg products: | - | - | |
| fats / oils: | 2.00000 | 10.00000 | |
| fish products: | 2.00000 | 10.00000 | |
| frozen dairy: | 3.00000 | 15.00000 | |
| fruit ices: | 3.00000 | 15.00000 | |
| gelatins / puddings: | 5.00000 | 25.00000 | |
| granulated sugar: | - | - | |
| gravies: | 15.00000 | 75.00000 | |
| hard candy: | - | - | |
| imitation dairy: | 3.00000 | 15.00000 | |
| instant coffee / tea: | - | - | |
| jams / jellies: | 5.00000 | 25.00000 | |
| meat products: | 2.00000 | 10.00000 | |
| milk products: | 3.00000 | 15.00000 | |
| nut products: | - | - | |
| other grains: | 5.00000 | 25.00000 | |
| poultry: | 2.00000 | 10.00000 | |
| processed fruits: | 2.00000 | 10.00000 | |
| processed vegetables: | - | - | |
| reconstituted vegetables: | - | - | |
| seasonings / flavors: | 5.00000 | 25.00000 | |
| snack foods: | 10.00000 | 50.00000 | |
| soft candy: | - | - | |
| soups: | 5.00000 | 25.00000 | |
| sugar substitutes: | - | - | |
| sweet sauces: | 5.00000 | 25.00000 | |
| 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): | 3.00000 | 15.00000 | |
| Fats and oils, and fat emulsions (type water-in-oil) (02.0): | 2.00000 | 10.00000 | |
| Edible ices, including sherbet and sorbet (03.0): | 3.00000 | 15.00000 | |
| Processed fruit (04.1): | 2.00000 | 10.00000 | |
| Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): | - | - | |
| Confectionery (05.0): | 10.00000 | 50.00000 | |
| Chewing gum (05.3): | - | - | |
| Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): | 5.00000 | 25.00000 | |
| Bakery wares (07.0): | 10.00000 | 50.00000 | |
| Meat and meat products, including poultry and game (08.0): | 2.00000 | 10.00000 | |
| Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): | 2.00000 | 10.00000 | |
| Eggs and egg products (10.0): | - | - | |
| Sweeteners, including honey (11.0): | - | - | |
| Salts, spices, soups, sauces, salads, protein products, etc. (12.0): | 5.00000 | 25.00000 | |
| Foodstuffs intended for particular nutritional uses (13.0): | 10.00000 | 50.00000 | |
| Non-alcoholic ("soft") beverages, excl. dairy products (14.1): | - | - | |
| Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): | 10.00000 | 50.00000 | |
| Ready-to-eat savouries (15.0): | 15.00000 | 75.00000 | |
| Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): | 5.00000 | 25.00000 | |
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): |
| Scientific Opinion on Flavouring Group Evaluation 95 (FGE.95): Consideration of aliphatic, linear or branched-chain saturated and unsaturated alcohols, aldehydes, acids and related esters evaluated by JECFA (69th meeting) structurally related to esters of branched- and straight-chain aliphatic saturated primary alcohols and of one secondary alcohol, and branched- and straight-chain unsaturated carboxylic acids evaluated by EFSA in FGE.05Rev1 (2008) View page or View pdf |
| EPI System: View |
| AIDS Citations:Search |
| Cancer Citations:Search |
| Toxicology Citations:Search |
| EPA Substance Registry Services (TSCA):10321-71-8 |
| EPA ACToR:Toxicology Data |
| EPA Substance Registry Services (SRS):Registry |
| Laboratory Chemical Safety Summary :642039 |
| National Institute of Allergy and Infectious Diseases:Data |
| WISER:UN 3265 |
| WGK Germany:1 |
| (E)-4-methylpent-2-enoic acid |
| Chemidplus:0010321718 |