23056-46-4 - Names and Identifiers
23056-46-4 - Physico-chemical Properties
Molecular Formula | C6H5BrN2O2
|
Molar Mass | 217.02 |
Density | 1.709±0.06 g/cm3(Predicted) |
Boling Point | 276.7±35.0 °C(Predicted) |
Flash Point | 121.1°C |
Vapor Presure | 0.00796mmHg at 25°C |
Appearance | powder |
Color | dark gray |
pKa | -2.95±0.20(Predicted) |
Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
Refractive Index | 1.599 |
23056-46-4 - Risk and Safety
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 | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S37/39 - Wear suitable gloves and eye/face protection
|
Hazard Class | IRRITANT |
23056-46-4 - Introduction
Is an organic compound with the molecular formula C6H5BrN2O2. The following is a description of the properties, use, preparation and safety information of the compound:
Nature:
-Appearance: White crystalline solid
-Melting point: 106-108 degrees Celsius
-Boiling point: 307 degrees Celsius
-Density: 1.63g/cm³
Use:
It can be used as an intermediate in organic synthesis and pesticide manufacturing. It is an important chemical substance that is widely used in the fields of agriculture, medicine and chemical research.
Method:
Synthesis can be achieved through the following steps:
1.3-Nitropyridine is reacted with methyl bromide to obtain 2-bromo-3-nitropyridine.
2. Then 2-bromo -3-Nitro pyridine and methyl lithium reaction, to get the final product.
Safety Information:
It is a relatively safe compound under correct use. However, as a chemical, it may have some safety risks. The following are several aspects that should be paid attention to when using this compound:
-Laboratory and chemical safety practices should be followed and appropriate personal protective equipment should be worn.
-Avoid contact with skin and eyes. In case of accidental contact, rinse immediately with plenty of water.
-Avoid inhaling its dust or steam, and ensure that it is operated in a well-ventilated area.
-Storage should be sealed, away from high temperature, fire and oxidant.
This information is for reference only. Please read the safety data sheet carefully and follow professional instructions before using or handling the compound.
Last Update:2024-04-09 20:45:29