5-Methylisoxazole-3-carbaldehyde
5-Methylisoxazole-3-carboxaldehyde
CAS: 62254-74-4
Molecular Formula: C5H5NO2
5-Methylisoxazole-3-carbaldehyde - Names and Identifiers
5-Methylisoxazole-3-carbaldehyde - Physico-chemical Properties
| Molecular Formula | C5H5NO2 |
| Molar Mass | 111.1 |
| Density | 1.189±0.06 g/cm3(Predicted) |
| Melting Point | 30-34°C(lit.) |
| Boling Point | 53-57/8mm |
| Flash Point | 134°F |
| Vapor Presure | 0.099mmHg at 25°C |
| pKa | -4.90±0.50(Predicted) |
| Storage Condition | -20℃ |
| Refractive Index | 1.516 |
5-Methylisoxazole-3-carbaldehyde - Risk and Safety
| Risk Codes | R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. R11 - Highly Flammable |
| Safety Description | S16 - Keep away from sources of ignition. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S22 - Do not breathe dust. |
| UN IDs | UN 1325 4.1/PG 3 |
| WGK Germany | 3 |
| Hazard Class | IRRITANT |
5-Methylisoxazole-3-carbaldehyde - Introduction
It is an organic compound with the formula C6H5NO2. The following is a detailed description of its nature, use, preparation and safety information:
Nature:
It is a colorless to light yellow crystal or liquid with a special smell. It is stable at room temperature, but may decompose under high temperature or light. It is easily soluble in many organic solvents, such as alcohols, ethers and ketones, and slightly soluble in water.
Use:
It is widely used in the field of organic synthesis. It can be used as an intermediate in organic synthesis for the synthesis of biologically active compounds. In addition, it can also be used to prepare products such as pharmaceuticals, pesticides, fragrances and cosmetics.
Preparation Method: The synthesis method of
is generally obtained by the reaction of the corresponding ketone compound and the oxidizing agent. Specifically, the commonly used preparation method includes the oxidation reaction of isoxazolone to obtain 5-methylisoxazole-3-carboxylic acid, and then the decarboxylation reaction to obtain it.
Safety Information:
in the use of the process should pay attention to safety. It is an organic compound that may cause irritation to the skin, eyes and respiratory tract. Therefore, when operating, wear appropriate personal protective equipment, including gloves, goggles and masks. At the same time, it should be used in a well-ventilated environment and avoid contact with strong oxidants or strong acids. In case of accidental contact or misuse, rinse immediately with plenty of water and seek medical help.
Nature:
It is a colorless to light yellow crystal or liquid with a special smell. It is stable at room temperature, but may decompose under high temperature or light. It is easily soluble in many organic solvents, such as alcohols, ethers and ketones, and slightly soluble in water.
Use:
It is widely used in the field of organic synthesis. It can be used as an intermediate in organic synthesis for the synthesis of biologically active compounds. In addition, it can also be used to prepare products such as pharmaceuticals, pesticides, fragrances and cosmetics.
Preparation Method: The synthesis method of
is generally obtained by the reaction of the corresponding ketone compound and the oxidizing agent. Specifically, the commonly used preparation method includes the oxidation reaction of isoxazolone to obtain 5-methylisoxazole-3-carboxylic acid, and then the decarboxylation reaction to obtain it.
Safety Information:
in the use of the process should pay attention to safety. It is an organic compound that may cause irritation to the skin, eyes and respiratory tract. Therefore, when operating, wear appropriate personal protective equipment, including gloves, goggles and masks. At the same time, it should be used in a well-ventilated environment and avoid contact with strong oxidants or strong acids. In case of accidental contact or misuse, rinse immediately with plenty of water and seek medical help.
Last Update：2024-04-09 21:11:58
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View History
5-Methylisoxazole-3-carbaldehyde
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2,6-Dichloro-N-cyclopropyl-N-ethylisonicotinamide
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4-Bromo-1-phenyl-1H-imidazole
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2,6-Dichloro-N-cyclopropyl-N-ethylisonicotinamide
2-[[(5-chloro-2-methoxyphenyl)amino]methyl]isoindole-1,3-dione
34649-29-1
97763-80-9
7-[(4Z)-3-(aminomethyl)-4-(methoxyimino)pyrrolidin-1-yl]-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid
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25384-88-7
4-Bromo-1-phenyl-1H-imidazole