Benzaldehyde, 4-chloro-2-methyl- - Names and Identifiers
Benzaldehyde, 4-chloro-2-methyl- - Physico-chemical Properties
Molecular Formula | C8H7ClO
|
Molar Mass | 154.59 |
Density | 1.195±0.06 g/cm3(Predicted) |
Melting Point | 227.5-229.0 °C |
Boling Point | 108-110 °C(Press: 20 Torr) |
Flash Point | 107.5°C |
Solubility | Dichloromethane (Slightly), DMSO (Slightly) |
Vapor Presure | 0.0417mmHg at 25°C |
Appearance | Oil |
Color | Clear Colourless |
Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
Refractive Index | 1.574 |
Benzaldehyde, 4-chloro-2-methyl- - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | R37/38 - Irritating to respiratory system and skin.
R41 - Risk of serious damage to eyes
R51 - Toxic to aquatic organisms
|
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S39 - Wear eye / face protection.
|
Benzaldehyde, 4-chloro-2-methyl- - Introduction
It is an organic compound with the chemical formula C8H7ClO. The following is a description of its nature, use, formulation and safety information:
Nature:
-Appearance: It is a colorless to pale yellow crystalline solid.
-Solubility: It has a certain solubility in organic solvents, such as alcohols, ethers and ketones.
-Boiling point: about 267-268°C.
-Melting point: about 48-49°C.
Use:
-is often used as an intermediate and raw material compound in organic synthesis.
-It can be used to synthesize other organic compounds, such as drugs, dyes and pesticides.
Preparation Method:
can be obtained by the following synthetic route:
-First, 2-methylbenzaldehyde reacts with thionyl chloride to generate 2-methyl -5-(disulfide) benzaldehyde.
-Then, the product is reacted with hypochlorite or copper chloride and oxidized under acidic conditions to obtain the target product.
Safety Information:
-It is irritating and should avoid contact with skin and eyes.
-Use personal protective equipment such as protective gloves, goggles and protective clothing when using or handling.
-During operation, ensure good ventilation and avoid inhaling its steam.
-It should be stored in a sealed container, away from fire and oxidizing agents.
-If swallowed or inhaled, seek medical attention immediately.
Last Update:2024-04-09 21:01:54