Date published: 2026-9-11

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Dichloromethylene-dimethyliminium chloride (CAS 33842-02-3)

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Alternate Names:
Dichloromethylenedimethylammonium Chloride
CAS Number:
33842-02-3
Molecular Weight:
162.45
Molecular Formula:
C3H6Cl2N•Cl
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Dichloromethylene-dimethyliminium chloride is a compound that functions as a strong electrophile in organic synthesis. It acts as a source of dichlorocarbene, which can undergo various reactions with nucleophiles to form new carbon-carbon and carbon-heteroatom bonds. The compound′s mechanism of action involves the generation of dichlorocarbene, which can then react with a wide range of substrates, including alkenes, alkynes, and heteroatom-containing compounds. This reactivity allows for the introduction of dichloromethylene groups into organic molecules, enabling the synthesis of complex structures and the modification of functional groups. In this way, dichloromethylene-dimethyliminium chloride plays a role in the development of novel chemical entities and the exploration of new pathways. Its ability to participate in diverse chemical transformations may be a versatile for the construction of complex molecular architectures in a development setting.


Dichloromethylene-dimethyliminium chloride (CAS 33842-02-3) References

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  5. Synthesis and Molecular Docking Study of Novel Pyrimidine Derivatives against COVID-19.  |  Alamshany, ZM., et al. 2023. Molecules. 28: PMID: 36677798
  6. Commercial Monomer Availability Leading to Missed Opportunities? Anion-Exchange Membranes Made from meta-Vinylbenzyl Chloride Exhibit an Alkali Stability Enhancement  |  Julia Ponce-González*, John R. Varcoe, and Daniel K. Whelligan. 2018. ACS Appl. Energy Mater., 1, 5,: 1883–1887.
  7. Asymmetric transformation of l-homoserine lactone to an optically active 2-substituted pyrrolidine for clemastine  |  SJ Kim, M Chang, HD Kim - Tetrahedron: Asymmetry, 2011 - Elsevier. 30 November 2011,. Tetrahedron: Asymmetry. Volume 22, Issues 20–22,: Pages 1901-1905.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Dichloromethylene-dimethyliminium chloride, 5 g

sc-255082
5 g
$40.00