2H-1-Benzopyran-3(4H)-one, 6-chloro- - Names and Identifiers
2H-1-Benzopyran-3(4H)-one, 6-chloro- - Physico-chemical Properties
Molecular Formula | C9H7ClO2
|
Molar Mass | 182.6 |
Density | 1.345±0.06 g/cm3(Predicted) |
Boling Point | 324.0±42.0 °C(Predicted) |
Flash Point | 150.845°C |
Vapor Presure | 0mmHg at 25°C |
Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
Refractive Index | 1.578 |
2H-1-Benzopyran-3(4H)-one, 6-chloro- - Introduction
6-chloroo-2h-chromen-3 (4H)-one is an organic compound with the chemical formula C9H5ClO2 and a molecular weight of 182.59. It has light yellow crystals or powder form. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: light yellow crystal or powder
-Melting Point: 182-186 ° C
-Solubility: Slightly soluble in water, soluble in organic solvents such as ether and benzene
-Chemical properties: It has the characteristics of benzophenone and can be reduced to the corresponding dihydrochromone
Use:
-Intermediate: 6-chloroo-2h-chromen-3 (4H)-one can be used as an intermediate in organic synthesis and can be used to prepare other organic compounds
-Academic research: as an experimental reagent for research and analysis
Method:
The method for preparing 6-chloroo-2h-chromen-3 (4H)-one can refer to the following steps:
1. The reaction of 5-chloro -2-carbonyl phenyl ether and benzodioxyfurfurone
2. Heating reaction under alkaline conditions, and acid-base neutralization extraction
3. Distillation purification to obtain 6-chloro-2H-chromen-3(4H)-one
Safety Information:
- 6-chloro-2H-chromen-3(4H)-one is an organic compound and should be used in accordance with general laboratory safety practices
-This compound may cause irritation and damage to the skin, eyes and respiratory system
-Avoid direct contact with skin and eyes when using, and wear appropriate protective gloves and goggles when necessary
-Use in a well-ventilated place and avoid inhaling its dust or vapor
-If you come into contact with the compound, rinse immediately with plenty of water and seek medical attention
Last Update:2024-04-10 22:29:15