53774-20-2
2-methyl-3-butenoic acid
CAS: 53774-20-2
Molecular Formula: C5H8O2
53774-20-2 - Names and Identifiers
| Name | 2-methyl-3-butenoic acid |
| Synonyms | 2-Methyl-3-butenoie acid 2-methyl-3-butenoic acid 2-methylbut-3-enoic acid 3-Butenoic acid, 2-Methyl- |
| CAS | 53774-20-2 |
| InChI | InChI=1/C5H8O2/c1-3-4(2)5(6)7/h3-4H,1H2,2H3,(H,6,7) |
53774-20-2 - Physico-chemical Properties
| Molecular Formula | C5H8O2 |
| Molar Mass | 100.12 |
| Density | 0.968g/mLat 20°C |
| Melting Point | 20.44°C (estimate) |
| Boling Point | 42-43°C/0.1mmHg(lit.) |
| Flash Point | 76°C |
| Vapor Presure | 0.512mmHg at 25°C |
| Appearance | clear liquid |
| Color | Colorless to Almost colorless |
| pKa | 4.36±0.10(Predicted) |
| Storage Condition | 2-8°C |
| Refractive Index | n20/D 1.424 |
53774-20-2 - Risk and Safety
| Hazard Symbols | C - Corrosive |
| Risk Codes | 34 - Causes burns |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 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.) |
| UN IDs | 1760 |
| Hazard Class | 8 |
| Packing Group | III |
53774-20-2 - Introduction
2-methyl-3-butenoic acid(2-methyl-3-butenoic acid) is an organic compound with the following properties:
1. Appearance: colorless liquid or white solid.
2. Molecular formula: C5H8O2.
3. Molecular weight: 100.12g/mol.
4. Solubility: Soluble in alcohols, ethers and esters, slightly soluble in water.
5. odor: with sour taste.
2-methyl-3-butenoic acid can be used as follows:
1. Chemical intermediates: can be used to synthesize organic compounds, such as esters, anhydrides, ethers and alcohols.
2. spices: because of its special smell, can be used as food and flavor of raw materials.
Preparation Method:
2-methyl-3-butenoic acid can be prepared in a variety of ways, one of which is commonly used by the reaction of isoprene with carbon dioxide.
Safety Information:
1. 2-methyl-3-butenoic acid is irritating to the skin, eyes and respiratory tract. After contact, rinse with water immediately and seek medical help.
2. in the use of the need to pay attention to fire and explosion-proof measures, to avoid reaction with the oxidant.
3. storage should avoid contact with oxygen, strong oxidant and heat source.
4. Please operate in a well-ventilated place to avoid inhalation and contact.
5. Please read the product safety data sheet (MSDS) carefully before use and follow the correct operation method.
1. Appearance: colorless liquid or white solid.
2. Molecular formula: C5H8O2.
3. Molecular weight: 100.12g/mol.
4. Solubility: Soluble in alcohols, ethers and esters, slightly soluble in water.
5. odor: with sour taste.
2-methyl-3-butenoic acid can be used as follows:
1. Chemical intermediates: can be used to synthesize organic compounds, such as esters, anhydrides, ethers and alcohols.
2. spices: because of its special smell, can be used as food and flavor of raw materials.
Preparation Method:
2-methyl-3-butenoic acid can be prepared in a variety of ways, one of which is commonly used by the reaction of isoprene with carbon dioxide.
Safety Information:
1. 2-methyl-3-butenoic acid is irritating to the skin, eyes and respiratory tract. After contact, rinse with water immediately and seek medical help.
2. in the use of the need to pay attention to fire and explosion-proof measures, to avoid reaction with the oxidant.
3. storage should avoid contact with oxygen, strong oxidant and heat source.
4. Please operate in a well-ventilated place to avoid inhalation and contact.
5. Please read the product safety data sheet (MSDS) carefully before use and follow the correct operation method.
Last Update：2024-04-09 19:05:50
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