99-58-1 - Names and Identifiers
99-58-1 - Physico-chemical Properties
Molecular Formula | C8H7BrO3
|
Molar Mass | 231.04 |
Density | 1.625±0.06 g/cm3(Predicted) |
Melting Point | 220-222 °C (lit.) |
Boling Point | 326.0±27.0 °C(Predicted) |
Flash Point | 151°C |
Solubility | Chloroform (Slightly), methanol (Slightly) |
Vapor Presure | 9.02E-05mmHg at 25°C |
Appearance | Solid |
Color | White to Off-White |
BRN | 2087585 |
pKa | 4.08±0.10(Predicted) |
Storage Condition | Sealed in dry,Room Temperature |
MDL | MFCD00020295 |
99-58-1 - Risk and Safety
Hazard Symbols | Xi - Irritant
|
WGK Germany | 3 |
HS Code | 29189900 |
Hazard Class | IRRITANT |
99-58-1 - Introduction
Acid is an organic compound with the chemical formula C8H7BrO3. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: colorless or yellowish crystal powder
-Melting point: 105-107°C
-Boiling point: 365°C
-Solubility: Slightly soluble in water, soluble in organic solvents such as ethanol, dimethylformamide and dichloromethane
Use:
-As an intermediate in organic synthesis, it can be used to synthesize other organic compounds.
-Used to prepare biologically active compounds, such as drugs and pesticides.
Preparation Method:
The acid can be synthesized by the following routes:
1. First, p-cresol (4-hydroxytoluene) and sodium hypochlorite (NaOCl) are reacted under alkaline conditions to obtain 3-bromo-4-methylbenzoic acid (3-bromo-4-methylbenzoic acid).
2. Then, 3-bromo-4-methylbenzoic acid is esterified with methanol to obtain acid.
Safety Information:
-the acid is a chemical that should be handled safely and follow the specifications for the use of the relevant chemicals.
-Avoid contact with skin, eyes and respiratory tract, avoid swallowing.
-When using and handling the compound, it should be done in a well-ventilated area, wearing protective gloves, goggles and masks.
-If you come into contact with this compound, rinse the affected area immediately with plenty of water and seek medical help.
-When storing and handling the compound, the relevant safety regulations should be followed to avoid ignition and high temperature.
Last Update:2024-04-09 21:01:54