16694-18-1
4-bromo-2-thiophenecarboxylic acid
CAS: 16694-18-1
Molecular Formula: C5H3BrO2S
16694-18-1 - Names and Identifiers
16694-18-1 - Physico-chemical Properties
| Molecular Formula | C5H3BrO2S |
| Molar Mass | 207.05 |
| Density | 1.923±0.06 g/cm3(Predicted) |
| Melting Point | 121 °C |
| Boling Point | 323.7±27.0 °C(Predicted) |
| Appearance | White to bright yellow crystals |
| Maximum wavelength(λmax) | 245nm(EtOH)(lit.) |
| pKa | 3.50±0.10(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2–8 °C |
| MDL | MFCD03422294 |
16694-18-1 - Risk and Safety
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S22 - Do not breathe dust. 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. S37/39 - Wear suitable gloves and eye/face protection |
| HS Code | 29349990 |
| Hazard Class | IRRITANT |
16694-18-1 - Introduction
acid is an organic compound with the chemical formula C6H4BrNOSCH3. The following is an introduction to its nature, use, preparation and safety information:
Nature:
-Appearance: acid usually exists in the form of a light yellow to orange-yellow solid.
-Solubility: It is soluble in commonly used organic solvents (such as ether, dichloromethane and benzene).
Use:
-acid is an important organic synthesis intermediate, which is widely used in the fields of pesticide, medicine and material chemistry.
-It is used as one of the active ingredients of pesticide formulations and can be used to control fungi and pests on a variety of crops.
Method:
-br acid is prepared by a variety of methods, one of which is commonly used by bromination of 4-bromothiophene and formic acid. Specific steps and conditions can be adjusted according to specific needs.
Safety Information: acid is an organic compound that requires careful handling in laboratories and industrial processes and compliance with appropriate safety procedures.
-It may produce certain toxicity and irritation to human body, should avoid inhalation, skin contact and ingestion. Appropriate protective equipment, such as chemical goggles, gloves and laboratory coats, should be worn during use.
-Please store acid in an airtight container, away from fire and oxidizing agents.
-Waste generated during disposal should be disposed of in accordance with local laws and regulations.
Please note that this is only a brief introduction to the nature, use, preparation and safety information of the acid, and the specific use and operation need to be evaluated and implemented according to the actual situation. For more information, please refer to the relevant reference books, laboratory guides or consult with a professional chemist.
Nature:
-Appearance: acid usually exists in the form of a light yellow to orange-yellow solid.
-Solubility: It is soluble in commonly used organic solvents (such as ether, dichloromethane and benzene).
Use:
-acid is an important organic synthesis intermediate, which is widely used in the fields of pesticide, medicine and material chemistry.
-It is used as one of the active ingredients of pesticide formulations and can be used to control fungi and pests on a variety of crops.
Method:
-br acid is prepared by a variety of methods, one of which is commonly used by bromination of 4-bromothiophene and formic acid. Specific steps and conditions can be adjusted according to specific needs.
Safety Information: acid is an organic compound that requires careful handling in laboratories and industrial processes and compliance with appropriate safety procedures.
-It may produce certain toxicity and irritation to human body, should avoid inhalation, skin contact and ingestion. Appropriate protective equipment, such as chemical goggles, gloves and laboratory coats, should be worn during use.
-Please store acid in an airtight container, away from fire and oxidizing agents.
-Waste generated during disposal should be disposed of in accordance with local laws and regulations.
Please note that this is only a brief introduction to the nature, use, preparation and safety information of the acid, and the specific use and operation need to be evaluated and implemented according to the actual situation. For more information, please refer to the relevant reference books, laboratory guides or consult with a professional chemist.
Last Update：2024-04-09 15:17:53
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CAS: 16694-18-1
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View History
16694-18-1
乙酰十三酯
58479-68-8
22724-81-8
Hexyl Alcohol(Alcohol C-6)
1,3-diethylurea
Hexadecyl dimethyl amine
1418741-86-2
111594-58-2
874219-59-7
乙酰十三酯
58479-68-8
22724-81-8
Hexyl Alcohol(Alcohol C-6)
1,3-diethylurea
Hexadecyl dimethyl amine
1418741-86-2
111594-58-2
874219-59-7