5-Acetyltiophene-2-carboxylic acid
5-Acetylthiophene-2-carboxylic acid
CAS: 4066-41-5
Molecular Formula: C7H6O3S
5-Acetyltiophene-2-carboxylic acid - Names and Identifiers
| Name | 5-Acetylthiophene-2-carboxylic acid |
| Synonyms | ATC AKOS MSC-0226 BUTTPARK 121 6-15 RARECHEM AL BO 0535 LABOTEST-BB LT00454683 5-Acetylthiophene-2-Carboxylic 5-acetylthiophene-2-carboxylate 5-Acetyltiophene-2-carboxylic acid 5-Acetylthiophene-2-carboxylic acid 5-ACETYL-2-THIOPHENECARBOXYLIC ACID 5-Acetyl-thiophene-2- carboxylic acid -5-Acetyl-thiophene-2-carboxylic acid |
| CAS | 4066-41-5 |
| EINECS | 609-857-0 |
| InChI | InChI=1/C7H6O3S/c1-4(8)5-2-3-6(11-5)7(9)10/h2-3H,1H3,(H,9,10) |
| InChIKey | LIKIMWYKJUFVJP-UHFFFAOYSA-N |
5-Acetyltiophene-2-carboxylic acid - Physico-chemical Properties
| Molecular Formula | C7H6O3S |
| Molar Mass | 170.18 |
| Density | 1.383 |
| Melting Point | 210-212°C |
| Boling Point | 385.2±27.0 °C(Predicted) |
| Flash Point | 186.8°C |
| Vapor Presure | 1.27E-06mmHg at 25°C |
| BRN | 128897 |
| pKa | 2.95±0.10(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | 1.591 |
| MDL | MFCD00055512 |
5-Acetyltiophene-2-carboxylic acid - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R22 - Harmful if swallowed |
| 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. S36 - Wear suitable protective clothing. |
| Hazard Note | Irritant |
5-Acetyltiophene-2-carboxylic acid - Introduction
Acid is an organic compound with the chemical formula C 8 H 6 O 3 S. The following is an introduction to some of its properties, uses, formulation and safety information:
Nature:
1. Appearance: acid is white to light yellow crystal powder.
2. Solubility: It is insoluble in water, but soluble in organic solvents such as ethanol, dimethyl thiopoxone, etc.
3. Melting point: The melting point range of this compound is 128-131°C.
4. Chemical properties: acid is an acidic compound that can react with alkali to generate the corresponding salt.
Use:
Acid has certain application value in the field of chemical research and drug synthesis. It can be used as an intermediate in organic synthesis for the synthesis of various drug molecules and organic compounds. In addition, it can also be used to prepare fluorescent lamps, polymer materials and dyes.
Preparation Method:
A method for preparing acid is to react thiophene and acetyl chloride to obtain 5-acetyl-thiophene, and then oxidize it to acid through an oxidation reaction.
Safety Information:
Acid is generally relatively safe under normal conditions of use. But as a chemical, it can still be harmful to the human body. Therefore, care should be taken to follow the safe operating procedures of the chemical laboratory, wear appropriate protective equipment, and ensure good ventilation conditions. Avoid contact with skin and eyes, and avoid inhaling its dust. Seek immediate medical assistance in the case of accidental contact or ingestion.
Nature:
1. Appearance: acid is white to light yellow crystal powder.
2. Solubility: It is insoluble in water, but soluble in organic solvents such as ethanol, dimethyl thiopoxone, etc.
3. Melting point: The melting point range of this compound is 128-131°C.
4. Chemical properties: acid is an acidic compound that can react with alkali to generate the corresponding salt.
Use:
Acid has certain application value in the field of chemical research and drug synthesis. It can be used as an intermediate in organic synthesis for the synthesis of various drug molecules and organic compounds. In addition, it can also be used to prepare fluorescent lamps, polymer materials and dyes.
Preparation Method:
A method for preparing acid is to react thiophene and acetyl chloride to obtain 5-acetyl-thiophene, and then oxidize it to acid through an oxidation reaction.
Safety Information:
Acid is generally relatively safe under normal conditions of use. But as a chemical, it can still be harmful to the human body. Therefore, care should be taken to follow the safe operating procedures of the chemical laboratory, wear appropriate protective equipment, and ensure good ventilation conditions. Avoid contact with skin and eyes, and avoid inhaling its dust. Seek immediate medical assistance in the case of accidental contact or ingestion.
Last Update：2024-04-09 20:52:54
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CAS: 4066-41-5
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CAS: 4066-41-5
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