1-Bromo-2-nitrobenzene(CAS#577-19-5)
Hazard Symbols | Xn – Harmful |
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. |
UN IDs | UN 3459 |
Introduction
1-Bromo-2-nitrobenzene is an organic compound with the chemical formula C6H4BrNO2. The following is a description of the properties, uses, formulation and safety information of 1-Bromo-2-nitrobenzene:
Nature:
-Appearance: 1-Bromo-2-nitrobenzene is a white to pale yellow crystalline solid.
-Melting point: about 68-70 degrees Celsius.
-Boiling point: about 285 degrees Celsius.
-Solubility: Slightly soluble in water, better solubility in organic solvents such as ethers, alcohols and ketones.
Use:
-Chemical reagents: used for oxidation-reduction reactions in organic synthesis and substitution reactions of aromatic compounds.
-Pesticides: 1-Bromo-2-nitrobenzene can be used as an intermediate for pesticides and herbicides.
-Fluorescent dyes: can be used to prepare fluorescent dyes.
Preparation Method:
1-Bromo-2-nitrobenzene can be prepared by the reaction of p-nitrochlorobenzene and bromine. First, p-nitrochlorobenzene is reacted with bromine to produce 2-bromonitrochlorobenzene, and then 1-Bromo-2-nitrobenzene is obtained by thermal decomposition and rotation rearrangement.
Safety Information:
- 1-Bromo-2-nitrobenzene is an organic compound with certain toxicity. Wear appropriate personal protective equipment to avoid direct contact with skin and eyes.
-Avoid inhaling its dust or vapors and ensure that the operating site is well ventilated.
-Store away from fire and oxidant to avoid the risk of fire and explosion.
-Waste disposal should comply with local laws and regulations, can not be dumped.