4-fluoro-3-nitrobenzoic acid（CAS# 453-71-4)
| Risk Codes | R22 – Harmful if swallowed R36/37/38 – Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 – Wear suitable protective clothing. S24/25 – Avoid contact with skin and eyes. |
| WGK Germany | 2 |
| HS Code | 29163990 |
| Hazard Class | IRRITANT |
Introduction
3-nitro-4-fluorobenzoic acid is an organic compound. The following is an introduction to its properties, uses, manufacturing methods, and safety information:
Quality:
- Appearance: White crystalline solid.
- Solubility: insoluble in water, slightly soluble in alcohols and ethers.
Use:
- 3-Nitro-4-fluorobenzoic acid is mainly used as an intermediate in organic synthesis reactions.
Method:
- 3-nitro-4-fluorobenzoic acid can be obtained by substitution reaction of p-nitrotoluene. The specific steps are to first fluorine substitution of nitrotoluene under acidic conditions to obtain 3-nitro-4-fluorotoluene, and then further oxidation reaction to obtain 3-nitro-4-fluorobenzoic acid.
Safety Information:
- 3-nitro-4-fluorobenzoic acid may be toxic to humans, it is irritating to the eyes and skin.
- When using, avoid direct contact with skin and eyes, and use protective gloves and goggles if necessary.
- During storage, it should be stored in a dark, dry, and cool place, away from fire and oxidants.
- When disposing of waste, please comply with relevant safety regulations to prevent environmental pollution.
