Dicopper Chloride Trihydroxide

Other Trading Names:

  • Tribasic copper chloride
  • TBCC
  • Copper trihydroxy chloride
  • Copper hydroxychloride

CAS Number: 1332-65-6

HS Code: 2827410000

Types of Packaging:

  • 25kg/bag
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Dicopper Chloride Trihydroxide

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Chemical Name

Dicopper chloride trihydroxide



Molecular Formula


CAS Number



Green Powder

Grade Standard

Industrial Grade


Insoluble H2O; Soluble Acid


3.76-3.78 g/cm3

Chemical Description

  • Dicopper Chloride Trihydroxide (DCCT), also known as Copper(II) Chloride Hydroxide or Copper Hydroxychloride, is a chemical compound with the formula Cu2(OH)3Cl. It is characterized by its distinctive green color and is a slightly water-soluble compound.
  • DCCT is widely used in the formulation of antifouling paints for ships and marine structures, where it acts as a biocide to prevent the growth of marine organisms. Its effectiveness in inhibiting the settlement of barnacles, algae, and other marine life on surfaces submerged in seawater makes it a critical component in marine coatings.
  • In the field of wood preservation, Dicopper Chloride Trihydroxide serves as an active ingredient in wood preservatives, providing long-term protection against fungi and insects that cause decay and damage. This application is crucial for extending the lifespan of wood products and structures.
  • Agriculturally, DCCT is employed as a fungicide to control a wide range of plant diseases. Its fungicidal properties are particularly effective in protecting crops from fungal infections, thereby supporting crop yield and health.
  • In pigment production, Dicopper Chloride Trihydroxide is used to create various shades of green pigments for paints, plastics, and ceramics. Its stable color and compatibility with different materials make it a valuable pigment in the production of decorative and functional coatings.
  • The compound's slightly soluble nature allows for controlled release of copper ions, which contributes to its effectiveness in various applications. Despite its slight solubility in water, DCCT remains active in target applications, ensuring efficacy over time.
  • Dicopper Chloride Trihydroxide is also recognized for its environmental compatibility, as it breaks down into less harmful components. However, appropriate handling and usage guidelines must be followed to minimize environmental impact.
  • The versatility of DCCT extends to its use in other specialized applications, including as a catalyst in chemical synthesis and in the treatment of water to control algae and bacterial growth. Its multifaceted applications highlight its importance across industries, from agriculture and marine to chemicals and coatings.
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Dicopper Chloride Trihydroxide