(E)-2-pentenoic acid
trans-2-pentenoic acid
Identification
| Name | (E)-2-pentenoic acid |
| IUPAC | (E)-pent-2-enoic acid |
| CAS Number | 13991-37-2 |
| EINECS | 237-791-9 |
| FDA UNII | 1RG66883CF |
| Molecular Formula | C5 H8 O2 |
| Molecular Weight | 100.11716000 |
| MDL Number | MFCD00002704 |
| Nikkaji Number | J97.997J |
| Beilstein | 1720312 |
| CoE Number | 10163 |
Regulatory
| JECFA Food Flavoring | 1804 (E)-2-pentenoic acid |
| DG SANTE Food Flavourings | 08.107 (E)-pent-2-enoic acid |
| FEMA Number | 4193 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 626-98-2 ; 2-PENTENOIC ACID |
Physical Properties
| Appearance | colorless clear liquid (est) |
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Melting Point | 9.00 to 11.00 °C. @ 760.00 mm Hg |
| Boiling Point | 108.00 °C. @ 17.00 mm Hg, 197.00 to 199.00 °C. @ 760.00 mm Hg |
| Vapor Pressure | 0.107000 mmHg @ 25.00 °C. (est) |
| Vapor Density | 3.4 ( Air = 1 ) |
| Flash Point | 215.00 °F. TCC ( 101.67 °C. ) |
| logP (o/w) | 1.333 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Organoleptic Properties
| Odor Strength | medium , |
| Substantivity | 6 hour(s) at 100.00 % |
| Odor Description | at 100.00 %. |
| Odor sample from | Kingchem Laboratories Inc. |
| Taste Description | at 25.00 ppm in water. |
Safety Information
| Preferred SDS | View |
| European information | Most important hazard(s): |
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| 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 | flavoring agents |
| Recommendation for (E)-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) | 0.03 (μg/capita/day) |
| Modified Theoretical Added Maximum Daily Intake (mTAMDI) | 3200 (μg/person/day) |
| Threshold of Concern | 1800 (μg/person/day) |
| Structure Class | I |
| baked goods | 10.00000 |
| beverages(nonalcoholic) | - |
| beverages(alcoholic) | - |
| breakfast cereal | 5.00000 |
| cheese | 3.00000 |
| chewing gum | - |
| condiments / relishes | - |
| confectionery froastings | 10.00000 |
| egg products | - |
| fats / oils | 2.00000 |
| fish products | 2.00000 |
| frozen dairy | 3.00000 |
| fruit ices | 3.00000 |
| gelatins / puddings | - |
| granulated sugar | - |
| gravies | 15.00000 |
| hard candy | 10.00000 |
| imitation dairy | - |
| instant coffee / tea | - |
| jams / jellies | - |
| meat products | 2.00000 |
| milk products | 3.00000 |
| nut products | - |
| other grains | 5.00000 |
| poultry | 2.00000 |
| processed fruits | 2.00000 |
| processed vegetables | - |
| reconstituted vegetables | - |
| seasonings / flavors | 5.00000 |
| snack foods | - |
| soft candy | 10.00000 |
| soups | 5.00000 |
| sugar substitutes | - |
| sweet sauces | 5.00000 |
| Dairy products, excluding products of category 02.0 (01.0) | 3.00000 |
| Fats and oils, and fat emulsions (type water-in-oil) (02.0) | 2.00000 |
| Edible ices, including sherbet and sorbet (03.0) | 3.00000 |
| Processed fruit (04.1) | 2.00000 |
| Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2) | - |
| Confectionery (05.0) | 10.00000 |
| Chewing gum (05.3) | - |
| Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0) | 5.00000 |
| Bakery wares (07.0) | 10.00000 |
| Meat and meat products, including poultry and game (08.0) | 2.00000 |
| Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0) | 2.00000 |
| Eggs and egg products (10.0) | - |
| Sweeteners, including honey (11.0) | - |
| Salts, spices, soups, sauces, salads, protein products, etc. (12.0) | 5.00000 |
| Foodstuffs intended for particular nutritional uses (13.0) | 10.00000 |
| Non-alcoholic ("soft") beverages, excl. dairy products (14.1) | 3.00000 |
| Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2) | 10.00000 |
| Ready-to-eat savouries (15.0) | 15.00000 |
| 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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Potential Uses
Natural Occurrence
Synonyms
(E)-
pent-2-en-1-oic acid
(2E)-
pent-2-enoic acid
(E)-
pent-2-enoic acid
trans-
pent-2-enoic acid
(E)-2-
pentenic acid
(2E)-2-
pentenoic acid
T2
pentenoic acid
trans-2-
pentenoic acid
2-
pentenoic acid, (2E)-
2-
pentenoic acid, (E)-
2-
pentenoic acid, trans-
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