diethyl maleate
maleic acid diethyl ester
Identification
| Name | diethyl maleate |
| IUPAC | diethyl (Z)-but-2-enedioate |
| EINECS | 205-451-9 |
| FDA UNII | Search |
| Molecular Formula | C8 H12 O4 |
| Molecular Weight | 172.18044000 |
| MDL Number | MFCD00009191 |
| Nikkaji Number | J5.802E |
| Beilstein | 1100825 |
| CoE Number | 10551 |
Regulatory
| DG SANTE Food Flavourings | 09.351 diethyl maleate |
| FDA Mainterm (IAUFC) | 141-05-9 ; ETHYL MALEATE |
Physical Properties
| Appearance | colorless clear liquid (est) |
| Assay | 95.00 to 100.00 sum of isomers |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 1.04900 to 1.05500 @ 25.00 °C. |
| Pounds per Gallon - (est). | 8.729 to 8.779 |
| Refractive Index | 1.43800 to 1.44500 @ 20.00 °C. |
| Melting Point | -10.00 to -8.00 °C. @ 760.00 mm Hg |
| Boiling Point | 218.00 °C. @ 760.00 mm Hg, 91.00 to 92.00 °C. @ 1.00 mm Hg |
| Vapor Pressure | 1.000000 mmHg @ 14.00 °C. |
| Vapor Density | 5.93 ( Air = 1 ) |
| Flash Point | 200.00 °F. TCC ( 93.33 °C. ) |
| logP (o/w) | 1.449 (est) |
| Soluble in | alcohol |
Cosmetic Information
| CosIng | cosmetic data |
| Cosmetic Uses | not used anymore |
Organoleptic Properties
| Odor Description | at 100.00 %. |
Safety Information
| Preferred SDS | View |
| European information | Most important hazard(s): |
| Human Experience | 4 % solution: no irritation or sensitization. |
| Oral/Parenteral Toxicity | gavage-rat LD50 [sex: M] 3200 mg/kg |
| Dermal Toxicity | skin-rabbit LD50 4 ml/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 | flavoring agents |
| IFRA Critical Effect | Dermal sensitization |
| Recommendation for diethyl maleate usage levels up to | PROHIBITED: Should not be used as a fragrance ingredient. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 12.00 (μg/capita/day) |
| Modified Theoretical Added Maximum Daily Intake (mTAMDI) | 3900 (μg/person/day) |
| Threshold of Concern | 1800 (μg/person/day) |
| Structure Class | I |
| Dairy products, excluding products of category 02.0 (01.0) | 7.00000 |
| Fats and oils, and fat emulsions (type water-in-oil) (02.0) | 5.00000 |
| Edible ices, including sherbet and sorbet (03.0) | 10.00000 |
| Processed fruit (04.1) | 7.00000 |
| 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) | 5.00000 |
| Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2) | 10.00000 |
| Ready-to-eat savouries (15.0) | 20.00000 |
| Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0) | 5.00000 |
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