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α,α′-Dichloro-m-xylene

CAS 626-16-4C6H4(CH2Cl)2Chemical Synthesis

α,α′-Dichloro-m-xylene (CAS: 626-16-4) is a halogenated aromatic hydrocarbon with the molecular formula C6H4(CH2Cl)2. This compound serves as a valuable building block in organic synthesis. It is primarily utilized in the chemical industry for the creation of more complex molecules and intermediates, leveraging its reactive chloromethyl groups for further chemical transformations.

IUPAC
1,3-Bis(chloromethyl)benzene
Synonyms
1,3-Bis(chloromethyl)benzenem-Xylylene dichlorideBenzene, 1,3-bis(chloromethyl)-
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α,α′-Dichloro-m-xylene (C6H4(CH2Cl)2) — chemical structure, CAS 626-16-4; Chemistry, fine chemical supplied by Tech Serve Solutions
ArylBuilding BlocksChemical SynthesisHalogenated Hydrocarbons
01 /Applications

Organic Synthesis Intermediate

Utilized as a key intermediate in the synthesis of various organic compounds. Its reactive chloromethyl functionalities enable diverse chemical transformations and the construction of complex molecular architectures.

Pharmaceutical Building Block

Serves as a precursor or building block in the multi-step synthesis of pharmaceutical intermediates and active pharmaceutical ingredients (APIs). It facilitates the introduction of specific structural motifs.

Research and Development

Employed in academic and industrial research laboratories for exploring new synthetic pathways and developing novel chemical entities. Its reactivity profile makes it suitable for various research applications.

02 /Properties
Molecular weight175.06
Linear formulaC6H4(CH2Cl)2
Assay≥98.0% (GC)
Boiling point250-255 °C(lit.)
Density1.202 g/mL at 25 °C(lit.)
Melting point33-35 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Toxic (GHS06)
Toxic
Danger

Hazard statements

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H330Fatal if inhaled
  • H335May cause respiratory irritation

Precautionary statements

  • P260Do not breathe dust, fume, gas, mist, vapours or spray
  • P284Wear respiratory protection
  • P305IF IN EYES
  • P310Immediately call a POISON CENTER or doctor
Protective equipmentdust mask type N95 (US), Eyeshields, Faceshields, Gloves
Flash point113 °C / 235.4 °F
Transport (UN / ADR)UN 2811 6.1 / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)Xn
Risk statements (R)22-36/37/38
Safety statements (S)26

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
626-16-4
MDL number
MFCD00000912
Beilstein registry
2079898
05 /Quality & supply

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.

06 /Frequently asked questions

What is α,α′-Dichloro-m-xylene used for?

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α,α′-Dichloro-m-xylene is primarily used as an intermediate in organic synthesis, particularly in the preparation of pharmaceutical intermediates and other complex organic molecules. It is also utilized in research and development settings.

What are the CAS number and formula for α,α′-Dichloro-m-xylene?

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The CAS number for α,α′-Dichloro-m-xylene is 626-16-4 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 α,α′-Dichloro-m-xylene with a minimum purity of ≥98.0% as determined by Gas Chromatography (GC). We do not represent this product as USP, BP, EP, or any other pharmacopoeial grade.

How should α,α′-Dichloro-m-xylene be handled?

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α,α′-Dichloro-m-xylene is classified as Dangerous. Hazards include being harmful if swallowed, causing skin irritation, causing serious eye irritation, and being fatal if inhaled, with respiratory irritation possible. Appropriate personal protective equipment, including a dust mask type N95, eyeshields, faceshields, and gloves, is essential. Handle in a well-ventilated area.

How is α,α′-Dichloro-m-xylene packed and shipped?

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α,α′-Dichloro-m-xylene is packed in compliance with relevant shipping regulations, including UN 2811 classification for transport. Tech Serve Solutions exports chemicals globally.

How can I request a quote or sample?

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To request a quote or a sample of α,α′-Dichloro-m-xylene, please contact our sales team through the website or directly via email or phone.

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