5-Fluoro-2-nitrobenzoic acid（CAS# 320-98-9)
| Risk Codes | R36/37/38 – Irritating to eyes, respiratory system and skin. R22 – Harmful if swallowed R20/21/22 – Harmful by inhalation, in contact with skin and if swallowed. |
| Safety Description | S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 – Wear suitable protective clothing. S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection. S22 – Do not breathe dust. |
| WGK Germany | 3 |
| HS Code | 29163990 |
| Hazard Class | IRRITANT |
Introduction
5-fluoro-2-nitrobenzoic acid(5-fluoro-2-nitrobenzoic acid) is an organic compound with the chemical formula C7H4FNO4. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: 5-fluoro-2-nitrobenzoic acid is white or off-white crystalline powder.
-Melting point: About 172°C.
-Solubility: Slightly soluble in water, soluble in some organic solvents such as alcohols and esters.
Use:
-Chemical synthesis: 5-fluoro-2-nitrobenzoic acid is a commonly used organic synthesis intermediate, which can be used to synthesize other organic compounds, such as drugs, pesticides and dyes.
-Scientific research purposes: Due to its structure containing fluorine and nitro groups, 5-fluoro-2-nitrobenzoic acid has special chemical properties and can be used for research and laboratory tests.
Method:
The preparation method of 5-fluoro-2-nitrobenzoic acid is usually obtained by fluorination reaction of 2-nitrobenzoic acid.
1. First, 2-nitrobenzoic acid is reacted with a fluorinating agent (such as hydrogen fluoride or sodium fluoride).
2. After reaction, 5-fluoro-2-nitrobenzoic acid product was obtained.
It should be noted that during the preparation process, appropriate experimental operating conditions and safety measures must be used to ensure the safety of the experiment.
Safety Information:
- 5-fluoro-2-nitrobenzoic acid is considered to be a relatively safe compound under general conditions, but it still needs to be handled carefully and follow appropriate experimental practices.
-In contact with this compound, direct skin contact and inhalation of its dust should be avoided.
-In the use and storage process, please properly protect the laboratory equipment, and comply with the relevant safety guidelines.
-In the event of an accident or suspected poisoning, seek medical attention immediately and bring the compound’s safety data sheet.
