Benzene, 4-(bromomethyl)-1,2-dichloro-
3,4-Dichlorobenzyl bromide
CAS: 18880-04-1
Molecular Formula: C7H5BrCl2
Benzene, 4-(bromomethyl)-1,2-dichloro- - Names and Identifiers
Benzene, 4-(bromomethyl)-1,2-dichloro- - Physico-chemical Properties
| Molecular Formula | C7H5BrCl2 |
| Molar Mass | 239.92 |
| Density | 1.650 |
| Melting Point | 19 °C |
| Boling Point | 115-120 °C (1 mmHg) |
| Flash Point | 110 °C |
| Water Solubility | Insoluble in water. |
| Vapor Presure | 0.0169mmHg at 25°C |
| Appearance | Liquid |
| Color | Clear colorless to brown |
| BRN | 742579 |
| Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
| Sensitive | Lachrymatory |
| Refractive Index | 1.605-1.607 |
Benzene, 4-(bromomethyl)-1,2-dichloro- - Risk and Safety
| Risk Codes | R34 - Causes burns R22 - Harmful if swallowed |
| Safety Description | S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S25 - Avoid contact with eyes. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| UN IDs | 1760 |
| WGK Germany | 3 |
| HS Code | 29039990 |
| Hazard Note | Toxic/Corrosive/Lachrymatory |
| Hazard Class | 8 |
| Packing Group | II |
Benzene, 4-(bromomethyl)-1,2-dichloro- - Introduction
3,4-dichlorobenzyl bromide is an organic compound with the chemical formula C7H5BrCl2. The following is a brief description of its nature, use, preparation and safety information:
Nature:
-Appearance: 3,4-dichlorobenzyl bromide is a colorless to slightly yellow liquid.
-Solubility: It has good solubility in common organic solvents.
-Melting point and boiling point: The melting point is about -23 ° C, and the boiling point is about 221 ° C.
-Density: The density is about 1.65 g/mL.
-Stability: 3,4-dichlorobenzyl bromide is stable at room temperature.
Use:
-Chemical synthesis: 3,4-dichlorobenzyl bromide can be used as an intermediate in organic synthesis reactions. It is commonly used in the preparation of drugs, dyes, rubber additives and preservatives and other compounds.
-Insecticide: It can also be used as an insecticide or mothproofing agent.
Method:
-The synthesis of 3,4-dichlorobenzyl bromide can be obtained by the reaction of 3,4-dichlorobenzyl alcohol with bromoethane. The specific steps include mixing of reactants, heating reaction, separation and purification of synthetic products, etc.
Safety Information:
-Toxicity: 3,4-dichlorobenzyl bromide has certain toxicity and belongs to organic chloride compounds. In use or contact, should pay attention to protective measures, avoid direct contact with skin, eyes or respiratory tract.
-Handling precautions: When using or storing, keep away from open flames or high temperatures to avoid fire or explosion. At the same time, ensure that the operating place is well ventilated to avoid inhaling harmful gases. If accidentally splashed on the skin or into the eyes, should immediately rinse with water, and timely medical treatment.
-Chemical fire extinguishing agent: In the event of a fire, you can use dry powder extinguishing agent or carbon dioxide extinguishing agent to extinguish the fire.
Please note that the above information is for reference only. When using or handling 3,4-dichlorobenzyl bromide, be sure to follow the chemical's safety guidelines and learn more about specific chemicals.
Nature:
-Appearance: 3,4-dichlorobenzyl bromide is a colorless to slightly yellow liquid.
-Solubility: It has good solubility in common organic solvents.
-Melting point and boiling point: The melting point is about -23 ° C, and the boiling point is about 221 ° C.
-Density: The density is about 1.65 g/mL.
-Stability: 3,4-dichlorobenzyl bromide is stable at room temperature.
Use:
-Chemical synthesis: 3,4-dichlorobenzyl bromide can be used as an intermediate in organic synthesis reactions. It is commonly used in the preparation of drugs, dyes, rubber additives and preservatives and other compounds.
-Insecticide: It can also be used as an insecticide or mothproofing agent.
Method:
-The synthesis of 3,4-dichlorobenzyl bromide can be obtained by the reaction of 3,4-dichlorobenzyl alcohol with bromoethane. The specific steps include mixing of reactants, heating reaction, separation and purification of synthetic products, etc.
Safety Information:
-Toxicity: 3,4-dichlorobenzyl bromide has certain toxicity and belongs to organic chloride compounds. In use or contact, should pay attention to protective measures, avoid direct contact with skin, eyes or respiratory tract.
-Handling precautions: When using or storing, keep away from open flames or high temperatures to avoid fire or explosion. At the same time, ensure that the operating place is well ventilated to avoid inhaling harmful gases. If accidentally splashed on the skin or into the eyes, should immediately rinse with water, and timely medical treatment.
-Chemical fire extinguishing agent: In the event of a fire, you can use dry powder extinguishing agent or carbon dioxide extinguishing agent to extinguish the fire.
Please note that the above information is for reference only. When using or handling 3,4-dichlorobenzyl bromide, be sure to follow the chemical's safety guidelines and learn more about specific chemicals.
Last Update：2024-04-09 21:11:58
