2491-37-4 - Names and Identifiers
2491-37-4 - Physico-chemical Properties
Molecular Formula | C8H7BrO2
|
Molar Mass | 215.04 |
Density | 1.622±0.06 g/cm3(Predicted) |
Melting Point | 70-74°C(lit.) |
Boling Point | 327.8±22.0 °C(Predicted) |
Flash Point | 152.1°C |
Vapor Presure | 0.000103mmHg at 25°C |
pKa | 8.97±0.10(Predicted) |
Storage Condition | 2-8°C |
Refractive Index | 1.608 |
2491-37-4 - Risk and Safety
Hazard Symbols | C - Corrosive
|
Risk Codes | R22 - Harmful if swallowed
R34 - Causes burns
R43 - May cause sensitization by skin contact
|
Safety Description | 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.
S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
|
UN IDs | UN 3263 8/PG 2 |
WGK Germany | 3 |
HS Code | 29147000 |
2491-37-4 - Introduction
2-bromo-1-(3-hydroxyphenyl)ethanone, with the chemical formula C8H7BrO2, is an organic compound. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: White crystalline solid
-Boiling point: 282-285 ℃
-Molecular weight: 215.05g/mol
-Solubility: Slightly soluble in water, soluble in organic solvents such as alcohols and ethers
-Main functional groups: bromine (Br) and hydroxyl (OH)
Use:
2-bromo-1-(3-hydroxyphenyl)ethanone can be used as an important intermediate in organic synthesis. It can play a variety of roles in the synthesis of compounds, such as raw materials, reagents and catalysts. Such compounds can be used in the preparation of biologically active compounds, such as pharmaceuticals, dyes and pesticides.
Method:
2-bromo-1-(3-hydroxyphenyl)ethanone can be synthesized by the following steps:
1. 3-hydroxybenzaldehyde reacts with sodium hypobromite under alkaline conditions to generate the corresponding brominated ketone compounds.
2. The bromoketone compound is subjected to a reduction reaction to give 2-bromo-1-(3-hydroxyphenyl)ethanone.
Safety Information:
2-bromo-1-(3-hydroxyphenyl)ethanone is generally considered harmful under normal conditions of use.
-contact with skin, eyes or inhalation may cause irritation and discomfort, should be immediately after contact with plenty of water rinse.
-Wear appropriate protective equipment such as lab gloves, goggles and protective clothing during use.
-It should be operated under well-ventilated conditions and avoid direct contact with skin and eyes.
-Correct laboratory practices and operating procedures must be followed to avoid ingestion, aspiration or accidental exposure. If an accident occurs, appropriate first aid measures should be taken immediately and medical treatment should be sought.
Last Update:2024-04-09 02:00:44