trans-4-Oxo-2-butenoic acid ethyl ester
Ethyl trans-4-oxo-2-butenoate
CAS: 2960-66-9
Molecular Formula: C6H8O3
trans-4-Oxo-2-butenoic acid ethyl ester - Names and Identifiers
| Name | Ethyl trans-4-oxo-2-butenoate |
| Synonyms | Ethyl fumaraldehydate ethyl fumaraldehydate ethyl 3-formylacrylate Ethyl 3-formylacrylate Ethyl 4-oxobut-2-enoate Ethyltrans-4-oxobutenoate Ethyl (E)-3-formylacrylate (E)-Ethyl 4-oxo-2-butenoate (E)-Ethyl 4-oxobut-2-enoate Ethyltrans-4-oxo-2-butenoate Ethyl (2E)-4-oxobut-2-enoate Ethyl trans-4-oxy-2-butenoate ETHYL TRANS-4-OXO-2-BUTENOATE Ethyl trans-4-oxo-2-butenoate (E)-4-Oxo-2-butenoicacid ethyl ester (2E)-4-Oxobut-2-enoic acid ethyl ester trans-4-Oxo-2-butenoic acid ethyl ester Trans-4-oxy-2-butenoic acid ethyl ester 2-Butenoicacid, 4-oxo-, ethyl ester, (E)- 2-Butenoic acid,4-oxo-, ethyl ester, (2E)- Fumaraldehydic acid, ethyl ester(6CI,7CI,8CI) Ethyl 3-formylacrylate~Ethyl fumaraldehydate~trans-4-Oxo-2-butenoic acid ethyl ester |
| CAS | 2960-66-9 |
| EINECS | 1592732-453-0 |
| InChI | InChI=1/C6H8O3/c1-2-9-6(8)4-3-5-7/h3-5H,2H2,1H3/b4-3+ |
trans-4-Oxo-2-butenoic acid ethyl ester - Physico-chemical Properties
| Molecular Formula | C6H8O3 |
| Molar Mass | 128.13 |
| Density | 1,063 g/cm3 |
| Melting Point | -9°C |
| Boling Point | 184-188°C |
| Flash Point | 68°C |
| Water Solubility | Slightly soluble in water(2.6 g/L at 25°C). |
| Vapor Presure | 0.343mmHg at 25°C |
| BRN | 8762336 |
| Storage Condition | Inert atmosphere,Store in freezer, under -20°C |
| Refractive Index | 1.4550 |
| MDL | MFCD00236170 |
trans-4-Oxo-2-butenoic acid ethyl ester - Risk and Safety
| Risk Codes | R25 - Toxic if swallowed R34 - Causes burns R43 - May cause sensitization by skin contact |
| Safety Description | S23 - Do not breathe vapour. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S24/25 - Avoid contact with skin and eyes. |
| UN IDs | 2927 |
| HS Code | 29183000 |
| Hazard Class | 8 |
| Packing Group | III |
trans-4-Oxo-2-butenoic acid ethyl ester - Introduction
Ethyl trans-4-oxo-2-butenoate is an organic compound with the chemical formula C6H8O3. The following are some of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: colorless liquid
-Solubility: Soluble in organic solvents, insoluble in water
-Melting point:-20 ℃
-Boiling point: 131 ℃
-Density: 1.09g/cm³
Use:
-Chemical synthesis: Ethyl trans-4-oxo-2-butenoate is commonly used as an intermediate in organic synthesis and can be used to synthesize other organic compounds.
-Pharmaceutical field: The compound has potential application value in drug research and development.
Method:
The-Ethyl trans-4-oxo-2-butenoate can be obtained by reaction with 2,3-dichloropropionic acid in the presence of acetic anhydride.
Safety Information:
-The compound may be irritating to the eyes, skin and respiratory system and may have effects on the central nervous system. Therefore, appropriate personal protective equipment such as gloves, goggles and protective masks should be worn during use or handling.
-Avoid inhaling gases, fumes, vapors or spray.
-Store it in a sealed container, away from fire and oxidizing agents.
-When handling this compound, follow proper laboratory practices and comply with relevant safety, health and environmental regulations.
Please note that the information provided here is for informational purposes only and is not a substitute for laboratory manuals or detailed safety data sheets for chemicals. Before using this compound, it is recommended to refer to the relevant literature and follow the recommendations of experts.
Nature:
-Appearance: colorless liquid
-Solubility: Soluble in organic solvents, insoluble in water
-Melting point:-20 ℃
-Boiling point: 131 ℃
-Density: 1.09g/cm³
Use:
-Chemical synthesis: Ethyl trans-4-oxo-2-butenoate is commonly used as an intermediate in organic synthesis and can be used to synthesize other organic compounds.
-Pharmaceutical field: The compound has potential application value in drug research and development.
Method:
The-Ethyl trans-4-oxo-2-butenoate can be obtained by reaction with 2,3-dichloropropionic acid in the presence of acetic anhydride.
Safety Information:
-The compound may be irritating to the eyes, skin and respiratory system and may have effects on the central nervous system. Therefore, appropriate personal protective equipment such as gloves, goggles and protective masks should be worn during use or handling.
-Avoid inhaling gases, fumes, vapors or spray.
-Store it in a sealed container, away from fire and oxidizing agents.
-When handling this compound, follow proper laboratory practices and comply with relevant safety, health and environmental regulations.
Please note that the information provided here is for informational purposes only and is not a substitute for laboratory manuals or detailed safety data sheets for chemicals. Before using this compound, it is recommended to refer to the relevant literature and follow the recommendations of experts.
Last Update：2024-04-09 20:48:19
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