benzofuran-4-carboxylic acid is an organic compound with the chemical formula C10H8O3. The following is an introduction to the nature, use, formulation and safety information of benzofuran-4-carboxylic acid:

Nature:
-Appearance: benzofuran-4-carboxylic acid is a colorless crystalline solid.
-Melting point: Its melting point is about 140-142 degrees Celsius.
-Solubility: It can be dissolved in many organic solvents, such as ethanol, ether, etc.
-chemical properties: benzofuran-4-carboxylic acid is acidic and can react with alkali to generate the corresponding salt.

Use:
- benzofuran-4-carboxylic acid is an important intermediate compound, which is widely used in the synthesis of other organic compounds in organic synthesis.
-It also has applications in the field of medicine and can be used to synthesize certain drugs or drug intermediates.

Method:
- benzofuran-4-carboxylic acid can be prepared by the oxidation reaction of benzofuran. A commonly used preparation method is to use sodium hydroxide and hydrogen peroxide as oxidants.

Safety Information:
- benzofuran-4-carboxylic acid is relatively safe under normal operating conditions, some basic safety measures still need to be taken.
-During use, avoid direct contact with skin and eyes, and pay attention to protective measures, such as wearing gloves and goggles.
-When mixing and handling the compound, ensure that there are good ventilation conditions.
-If accidentally inhaled or ingested, seek medical help immediately and bring the compound's safety information sheet for reference.