3,4-DICHLOROBENZOIC ANHYDRIDE - Names and Identifiers
3,4-DICHLOROBENZOIC ANHYDRIDE - Physico-chemical Properties
Molecular Formula | C14H6Cl4O3
|
Molar Mass | 364.01 |
Density | 1.551 |
Melting Point | 148-150℃ |
Boling Point | 499.0±45.0 °C(Predicted) |
Flash Point | 202.4°C |
Vapor Presure | 4.32E-10mmHg at 25°C |
Sensitive | Moisture Sensitive |
Refractive Index | 1.621 |
3,4-DICHLOROBENZOIC ANHYDRIDE - Introduction
3,4-Dichlorobenzoic Anhydride is an organic compound with the chemical formula C8H4Cl2O3. It is a colorless crystalline solid with a persistent pungent odor. This compound is mainly used in organic synthesis.
3,4-Dichlorobenzoic Anhydride are often used to prepare other compounds, such as pesticides, dyes and organic compounds such as pharmaceuticals. It can be used as an acylating agent, reacting with alcohols, amines, etc. to give the corresponding esters and amides. In addition, the corresponding cationic chromophores can be prepared by reaction with aromatic amines.
The common method for preparing 3,4-Dichlorobenzoic Anhydride is through the reaction of 3,4-dichlorobenzoic acid with anhydrous acid. For example, 3,4-dichlorobenzoic acid is dissolved in an acidic medium, and then an appropriate amount of anhydrous acid is added. After a period of reaction, the product can be obtained by crystallization, filtration and drying.
Regarding safety information, 3,4-Dichlorobenzoic Anhydride is an organic compound with certain toxicity and irritation. Contact with skin, eyes, or inhalation of its gases can cause discomfort and irritation. In the operation should comply with the relevant safety procedures, wear personal protective equipment, avoid direct contact. For accidental contact, flush the affected area immediately with plenty of water and seek medical help. During storage and handling, contact with oxidants and combustibles should be avoided. It is best to operate in a well-ventilated area and properly dispose of waste.
Last Update:2024-04-09 21:32:44