76620-00-3 - Names and Identifiers
76620-00-3 - Physico-chemical Properties
Molecular Formula | C12H11NO2
|
Molar Mass | 201.22 |
Density | 1.233±0.06 g/cm3(Predicted) |
Melting Point | 65-66°C |
Boling Point | 342.3±21.0 °C(Predicted) |
Flash Point | 154.6°C |
Vapor Presure | 7.58E-05mmHg at 25°C |
BRN | 7022079 |
pKa | -0.22±0.20(Predicted) |
Storage Condition | Room Temprature |
Refractive Index | 1.601 |
MDL | MFCD00014538 |
76620-00-3 - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | 20/21/22 - Harmful by inhalation, in contact with skin and if swallowed.
|
Safety Description | S23 - Do not breathe vapour.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
|
Hazard Class | IRRITANT |
Packing Group | III |
76620-00-3 - Introduction
N-(4-Ethylphenyl)maleimide is an organic compound with the chemical formula C14H13NO2. It is a white crystal or solid with a special smell. The following is a detailed description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: White crystal or solid
-Molecular weight: 227.26g/mol
-melting point: 105-109 ℃
-Boiling point: 325 ℃
-Solubility: Slightly soluble in water, soluble in organic solvents such as benzene and dichloromethane
Use:
N-(4-Ethylphenyl)maleimide has a variety of applications, including:
-It can be used as a chemical reagent for Michael addition reactions in organic synthesis.
-As a derivative of amide compounds, it can be used as a suppressor to delay the oxidation and thermal degradation of polymers.
-In the pigment and dye industry, it can be used as an intermediate for pigments.
Preparation Method:
N-(4-Ethylphenyl)maleimide can be prepared by the following steps:
1. Reaction of 4-ethylaniline with malonyl diimide (maleic anhydride) under acidic conditions.
2. The reaction product was purified by crystallization.
Safety Information:
- N-(4-Ethylphenyl)maleimide eye, skin and respiratory tract irritation and may be harmful to health. Appropriate protective equipment such as gloves, glasses and protective clothing should be worn during operation.
-Avoid inhaling dust, contact with skin and eyes. In the case of accidental contact, immediately flush the affected area with plenty of water and seek medical help if necessary.
-During storage and operation, avoid contact with strong oxidants to prevent fire and explosion. Store chemicals in a dry, cool, well-ventilated place, away from fire and combustibles.
-When using this compound, strictly follow the relevant safety procedures and operating guidelines. If necessary, first read the safety data sheet (SDS) of the chemical for more detailed information.
Last Update:2024-04-10 22:29:15