2,3-DIMETHOXYPYRIDINE - Names and Identifiers
2,3-DIMETHOXYPYRIDINE - Physico-chemical Properties
Molecular Formula | C7H9NO2
|
Molar Mass | 139.15 |
Density | 1,104 g/cm3 |
Melting Point | 121-122 °C |
Boling Point | 98-100°C 16mm |
Flash Point | 98-100°C/16mm |
Solubility | Chloroform, Ethyl Acetate |
Vapor Presure | 1.25mmHg at 25°C |
Appearance | Yellow Liquid |
BRN | 1526067 |
pKa | 4.70±0.10(Predicted) |
Storage Condition | Inert atmosphere,Room Temperature |
Refractive Index | 1.5205 |
MDL | MFCD03095043 |
2,3-DIMETHOXYPYRIDINE - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | 36/37/38 - 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 - Wear suitable gloves.
S36/37 - Wear suitable protective clothing and gloves.
|
HS Code | 29333990 |
Hazard Class | IRRITANT |
2,3-DIMETHOXYPYRIDINE - Introduction
2,3-Dimethoxypyridine is an organic compound with formula C7H9NO2. The following is a description of its nature, use, preparation and safety information:
1. nature:
-Appearance: 2,3-Dimethoxypyridine is a colorless to light yellow liquid.
-Solubility: It has good solubility in common organic solvents.
-Melting point and boiling point: Its melting point is -14°C and boiling point is 168-170°C.
-Density: Its density is 1.07g/cm³.
-Smell: 2,3-Dimethoxypyridine has a special smell.
2. use:
-2,3-dimethoxypyridine is commonly used as an intermediate in organic synthesis. It can be used to prepare various organic compounds, such as drugs, pesticides, dyes, etc.
-Due to its strong complexing ability for metal ions, 2,3-Dimethoxypyridine can also be used for the separation, analysis and determination of metal ions.
3. Preparation method:
The preparation of 2,3-dimethoxypyridine can be achieved by the following steps:
a. taking pyridine as raw material;
B. under alkaline conditions, using methanol as solvent, pyridine reacts with methyl iodide to generate 2,3-dimethoxypyridine.
4. Safety Information:
Regarding the safety of 2,3-Dimethoxypyridine, here are some suggestions:
-It may cause irritation to the skin, eyes and respiratory tract, so care should be taken to avoid contact with it.
-Wear appropriate personal protective equipment such as gloves, goggles and protective clothing when handling or using.
-Use in a well-ventilated environment, and pay attention to avoid inhaling its vapor.
-During handling and storage, normal safe handling procedures for chemicals should be observed.
Last Update:2024-04-09 21:04:16