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Chlorobenzene CAS 108-90-7

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Chlorobenzene CAS 108-90-7 Specification

Solubility
Insoluble in water; soluble in alcohol, ether, and chloroform

Refractive Rate
n20/D 1.524

Storage
Store in a cool, dry, well-ventilated area away from sources of ignition

Application
Used as a solvent, in the manufacture of nitrochlorobenzenes, dyestuffs, pesticides, adhesives, and as an intermediate in organic synthesis

Ingredients
Chlorobenzene

Usage
Solvent and intermediate in chemical production

Smell
Almond-like odor

Product Type
Chemical Compound

Melting Point
-45 C

EINECS No
203-628-5

Grade
Industrial Grade

Shape
Liquid

Purity
>99%

Poisonous
YES

Shelf Life
24 months

CAS No
108-90-7

Appearance
Clear, colorless liquid

Molecular Weight
112.56 g/mol

Properties
Colorless, flammable, aromatic organic compound. Insoluble in water but miscible with most organic solvents. Highly volatile.

Structural Formula
![](https://chem.nlm.nih.gov/chemidplus/struct/108-90-7-large.png)

Physical Form
Liquid

Density
1.106 Gram per cubic centimeter(g/cm3)

HS Code
29039990

Molecular Formula
C6H5Cl

Flash Point
28 °C (closed cup)

Viscosity
0.81 cP at 25°C

Transport Information
UN 1134, Class 3, Packing Group II

Boiling Point
131 °C

Hazard Class
3 (Flammable liquids according to GHS/UN)

Packaging
Available in drums and bulk

Explosive Limits
Lower: 1.3%, Upper: 9.6% (in air)

Autoignition Temperature
590 °C

Vapor Pressure
11.8 mm Hg (20°C)

Stability
Stable under normal storage and handling conditions

About Chlorobenzene CAS 108-90-7

Chlorobenzene is an organic compound with the formula C6H5Cl. It is the result of a hydrogen atom in the benzene ring being replaced by a chlorine atom. The following is a detailed description of the properties, uses, manufacturing methods and safety information of chlorobenzene:

Nature:
- Appearance: colorless liquid or white crystal.
- Boiling point: 131C.
- Density: 1.11g /mL.
- Melting point: -46C.
- Soluble: Soluble in organic solvents such as ethanol and ether, insoluble in water.
Chlorobenzene exists in a variety of isomers, such as o-chlorobenzene, M-chlorobenzene, and P-chlorobenzene.

Purpose:
- Industrial use: chlorobenzene is widely used in organic synthesis reactions and industrial production, and can be used as a solvent, antibacterial agent, flame retardant, insecticide, pickling agent, etc.
- Medical use: chlorobenzene can be used in the synthesis of drugs, fungicides and pesticides.
- Laboratory use: Chlorobenzene can be used as a solvent and reaction intermediate for organic synthesis experiments.

Industrial Applications and Versatility

Chlorobenzene serves as a vital ingredient in numerous chemical processes. Its ability to dissolve organic substances makes it a preferred solvent in laboratory and industrial settings. Additionally, it acts as an intermediate in producing pesticides, dyes, adhesives, and nitrochlorobenzenes, showcasing its broad utility across industries from textiles to agrochemicals.

Safe Handling and Storage Recommendations

For optimal shelf life and safety, store chlorobenzene in a cool, dry, well-ventilated area away from any ignition source. The compound is stable under normal conditions, but it should be handled with caution due to its flammability and toxicity. Use appropriate containers, such as sealed drums, to prevent vapor release and accidental exposure.

FAQ's of Chlorobenzene CAS 108-90-7:

Q: How should chlorobenzene (CAS 108-90-7) be safely stored?

A: Chlorobenzene should be stored in tightly sealed containers, such as drums, in a cool, dry, and well-ventilated space. Keep it away from open flames, heat sources, and incompatible materials to maintain stability and minimize hazards.

Q: What is the primary usage of chlorobenzene in industry?

A: Chlorobenzene is predominantly used as a solvent and as an intermediate in the synthesis of chemicals such as nitrochlorobenzenes, dyestuffs, pesticides, adhesives, and other organic compounds.

Q: Where is chlorobenzene typically applied?

A: It is used extensively in chemical manufacturing plants, laboratories, and industries that produce dyes, pesticides, and adhesives, as well as for organic synthesis.

Q: What are the benefits of using chlorobenzene as a solvent?

A: Chlorobenzene provides excellent solubility for many organic substances, facilitating cleaner reactions and easy separation in chemical processes. Its volatility also aids in rapid evaporation during procedures.

Q: When does chlorobenzene become hazardous during handling or storage?

A: Chlorobenzene poses a risk when exposed to heat, open flames, or when stored improperly, as it is highly flammable and potentially toxic if inhaled or ingested. Adhering to recommended safety protocols significantly reduces these risks.

Q: What process is followed for transporting chlorobenzene safely?

A: Transporting chlorobenzene requires compliance with UN 1134 regulations, classified under hazard class 3, packing group II. Approved containers, labeling, and adherence to GHS/UN guidelines are essential for safety during transit.

Q: How does chlorobenzene's physical form and properties affect its application?

A: Being a clear, colorless, and highly volatile liquid, chlorobenzene's physical form allows it to mix efficiently with organic solvents, supporting its role as a solvent and intermediate in various chemical reactions.

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