CAS 106-46-7 1 4 Dichlorobenzene Pesticide Intermediates PDCB Paradichlorobenzene

CAS 106-46-7 1 4-Dichlorobenzene (PDCB) C6H4Cl2 Raw Material of Mothball and PPS

Basic Information

Model Number: HMHT0002

Other Names: Para-Dichlorobenzol; PDCB

Purity: 99.9% min.

CAS NO.: 106-46-7

EINECS NO.: 203-400-5

UN NO.: 3077

H.S. CODE NO.: 29039190.10

Standard: HG/T4489-2013

Physicochemical Properties

Appearance: Colorless or white crystal with a special fragrant scent

Density: 1.2475 g/mL at 25℃ (lit.)

Vapor Density: 5.07 (vs air)

Vapor Pressure: 1.03 mm Hg (25℃)

Melting Point: 52-54℃ (lit.)

Boiling Point: 174℃

Refractive Index: 1.5434

Water Solubility: Insoluble

Stability: Stable. Combustible. Incompatible with strong oxidizing agents, aluminum and its alloys, some plastics.

Technical Specifications

Packaging Types

We can provide 25kg bag; 500kg bag or as per customers' requirement

Applications

Mainly used as raw materials for making mothball/preventatives, deodorizer, air refresher, pesticides and

Synthetic materials of PPS (Poly Phenylene Sulfide), etc.

Storage/Transport Information

1.IMDG: Class 9

2.Packaging group: III

3.Storage: Stored in a cool, dry, and well-ventilated place. Keep away from direct sunlight.

   Keep away from heat/sparks/open flames/hot surfaces. Keep away from incompatible substances. Store locked up.

CAS number 79-11-8 refers to Chloroacetic Acid, also known as Monochloroacetic Acid (MCA). This compound is a significant building block in organic synthesis, particularly in the production of various agrochemicals (pesticides), pharmaceuticals, and other specialty chemicals. Here’s an overview of Chloroacetic Acid, focusing on its role as a pesticide intermediate:

Chloroacetic Acid (CAS 79-11-8): A Key Pesticide Intermediate

Chloroacetic Acid (MCA) is a vital organochlorine compound and is one of the most important intermediates used in the chemical industry. It is a colorless crystalline substance that is highly soluble in water and organic solvents.

Physical and Chemical Properties

• Molecular Formula: C2H3ClO2
• Molecular Weight: 94.5 g/mol
• Boiling Point: Approximately 189°C
• Melting Point: 63°C
• Appearance: Colorless crystalline solid with a pungent odor
• Solubility: Highly soluble in water and most organic solvents

Applications in Pesticide Production

Chloroacetic Acid is extensively used as an intermediate in the synthesis of a wide range of agrochemicals, including herbicides, insecticides, and fungicides. Some of its significant contributions to pesticide production include:

Herbicides

• Alachlor and Butachlor: Chloroacetic acid reacts with other organic compounds to form alachlor and butachlor, which are widely used herbicides in the control of grasses and broadleaf weeds in crops like maize and rice.

Insecticides

• Triclopyr: An ester linkage with chloroacetic acid forms the backbone of triclopyr, a systemic herbicide that doubles as an insecticide in forestry and grassland management.

Fungicides

• Thiophanate-methyl: Involves the reaction of chloroacetic acid with thiourea derivatives to produce thiophanate-methyl, a fungicide used extensively to protect a wide variety of crops against fungal diseases.

Safety and Environmental Concerns

Handling of Chloroacetic Acid must be done with great care due to its corrosive nature and potential toxicity:

• Health Risks: Chloroacetic acid can cause severe burns to the skin and eyes, and inhalation can lead to respiratory irritation or more severe lung issues.
• Precautions: Use of appropriate personal protective equipment (PPE), such as gloves, goggles, and respirators, is crucial when handling this chemical.
• Environmental Impact: As with many chemicals, improper disposal of chloroacetic acid can lead to environmental pollution. Therefore, it must be disposed of according to local regulatory requirements.

Market Outlook

The demand for chloroacetic acid is closely linked to the agricultural sector, which continues to grow due to the increasing need for higher crop yields. This trend suggests a steady or increasing demand for chloroacetic acid as an intermediate in producing effective agrochemicals.

Conclusion

Chloroacetic Acid (CAS 79-11-8) plays a critical role in the chemical industry, especially as an intermediate in pesticide production. Its effectiveness in forming a variety of agrochemicals makes it indispensable in modern agriculture. However, handling this chemical requires strict adherence to safety protocols to avoid health risks and environmental damage.

For more information on chloroacetic acid and its applications, or to explore how our chemical solutions at Wuxi High Mountain can support your business needs, please visit our website at high-mountain.cn.