Date published: 2026-4-26

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1,3-Bis(3,4-dichlorophenyl)urea (CAS 4300-43-0)

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Alternate Names:
3,3′,4,4′-Tetrachlorocarbanilide
CAS Number:
4300-43-0
Molecular Weight:
350.03
Molecular Formula:
C13H8Cl4N2O
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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1,3-Bis(3,4-dichlorophenyl)urea serves as an antimicrobial agent primarily utilized in wastewater treatment. Analytical techniques like chromatography and electrospray mass spectrometry can detect its presence. This compound exhibits a wide-ranging effectiveness against various pathogens, including bacteria, fungi, viruses, and protozoa. It′s also employed as a biocide in deionized water systems, where it combats Gram-positive and Gram-negative bacteria, yeast, and protozoa. Notably, it has demonstrated the ability to hinder the proliferation of triclosan-resistant bacteria present in wastewater.


1,3-Bis(3,4-dichlorophenyl)urea (CAS 4300-43-0) References

  1. 1,3-Bis(3,5-dichlorophenyl) urea compound 'COH-SR4' inhibits proliferation and activates apoptosis in melanoma.  |  Singhal, SS., et al. 2012. Biochem Pharmacol. 84: 1419-27. PMID: 22959823
  2. Antimicrobial Transformation Products in the Aquatic Environment: Global Occurrence, Ecotoxicological Risks, and Potential of Antibiotic Resistance.  |  Löffler, P., et al. 2023. Environ Sci Technol. 57: 9474-9494. PMID: 37335844

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

1,3-Bis(3,4-dichlorophenyl)urea, 1 g

sc-351993
1 g
$84.00

1,3-Bis(3,4-dichlorophenyl)urea, 5 g

sc-351993A
5 g
$312.00