α,α′-Dichloro-p-xylene
Alpha,alpha'-Dichloro-p-xylene (CAS: 623-25-6) is a halogenated aromatic hydrocarbon with the linear formula C6H4(CH2Cl)2 and a molecular weight of 175.06 g/mol. This compound serves as a crucial building block in organic synthesis. Its reactivity makes it valuable for introducing the p-xylylene moiety into larger molecules, finding applications in the development of polymers, pharmaceuticals, and specialty chemicals.
- IUPAC
- 1,4-Bis(chloromethyl)benzene,p-Xylylene dichloride
- Synonyms
- 1,4-Bis(chloromethyl)benzenep-Xylylene dichloride
Organic Synthesis Intermediate
Alpha,alpha'-Dichloro-p-xylene is widely employed as a reactive intermediate in the synthesis of more complex organic molecules. It facilitates the introduction of the p-xylylene structural unit, which is valuable in constructing polymers and pharmaceutical scaffolds.
Polymer Chemistry
This compound can act as a monomer or cross-linking agent in the production of various polymers. Its difunctional nature allows for chain extension or the formation of branched polymer structures, influencing material properties.
Fine Chemical Manufacturing
It is utilised in the manufacturing of fine chemicals and specialty materials. The chlorine atoms provide reactive sites for nucleophilic substitution reactions, enabling the synthesis of diverse derivatives.
| Molecular weight | 175.06 |
|---|---|
| Linear formula | C6H4(CH2Cl)2 |
| Assay | ≥98.0% (GC) |
| Grade | purum |
| Boiling point | 254 °C(lit.) |
| Solubility | methanol: soluble50 mg/mL, clear |
| Storage temperature | 2-8°C |
| Melting point | 98-101 °C(lit.)98-101 °C |
Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/38 |
| Safety statements (S) | 26-36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Alpha,alpha'-Dichloro-p-xylene used for?
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Alpha,alpha'-Dichloro-p-xylene is primarily used as an intermediate in organic synthesis, particularly in the development of polymers and fine chemicals. It serves as a building block for introducing the p-xylylene moiety into complex structures.
What are the CAS number and chemical formula for Alpha,alpha'-Dichloro-p-xylene?
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The CAS number for Alpha,alpha'-Dichloro-p-xylene is 623-25-6, and its linear formula is C6H4(CH2Cl)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Alpha,alpha'-Dichloro-p-xylene with a purity of ≥98.0% (GC) in a 'purum' grade. We do not represent this product as USP, BP, or EP grade.
How should Alpha,alpha'-Dichloro-p-xylene be handled safely?
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Alpha,alpha'-Dichloro-p-xylene is a warning compound that can be harmful if swallowed and causes skin and serious eye irritation (H302, H315, H319) and is very toxic to aquatic life (H400). Appropriate personal protective equipment, including a dust mask (NIOSH type N95), eyeshields, and gloves, should be used. Handle in a well-ventilated area, avoiding release into the environment.
How is Alpha,alpha'-Dichloro-p-xylene packed, shipped, and exported?
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Tech Serve Solutions safely packs, ships, and exports Alpha,alpha'-Dichloro-p-xylene in compliance with all relevant regulations. Specific packaging details are available upon request, and international shipping is handled by our experienced logistics team.
How can I request a sample or quote for Alpha,alpha'-Dichloro-p-xylene?
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To request a sample or a quote for Alpha,alpha'-Dichloro-p-xylene, please contact our sales department via the website or email, providing your specific requirements and delivery details.
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