| Formula / Notation | CuCl2 |
|---|---|
| CAS Number | 7447-39-4 |
| Molecular Weight | 134.45 |
| Melting Point | 630 °C (extrapolated) |
| Boiling Point | 993 °C DECOMP TO CUPROUS CHLORIDE |
| Density | 2.54 at 68 °F (USCG, 1999) - Denser than water; will sink |
| Solubility | Green to blue powder or orthorhombic, bipyramidal crystals; deliquescent in moist air, efflorescent in dry air; water loss occurs from 70-200 °C; mp 100 °C; ... freely sol in water, methanol, eth... |
| Appearance | Copper chloride appears as a yellowish-brown powder (the anhydrous form) or a green crystalline solid (the dihydrate). Noncombustible but hydrogen chloride gas may form when heated in a fire. Corro... |
| Also Known As | dichlorocopper; CUPRIC CHLORIDE; Cupric chloride anhydrous; Copper bichloride; Cupric dichloride; Copper(2+) chloride; CuCl2; Copper chloride (CuCl2); Copper(2+)chloride; Copper(II) chloride (1:2) |
| Category | Salts |
What is Copper(II) chloride?
Copper(II) chloride is an inorganic chloride of copper in which the metal is in the +2 oxidation state. It has a role as an EC 5.3.3.5 (cholestenol Delta-isomerase) inhibitor. It is a copper molecular entity and an inorganic chloride. It contains a copper(2+).
Formula & Notation
IUPAC Name: dichlorocopper
Other Names / Synonyms: dichlorocopper; CUPRIC CHLORIDE; Cupric chloride anhydrous; Copper bichloride; Cupric dichloride; Copper(2+) chloride; CuCl2; Copper chloride (CuCl2); Copper(2+)chloride; Copper(II) chloride (1:2)
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | 630 °C (extrapolated) |
| Boiling Point | 993 °C DECOMP TO CUPROUS CHLORIDE |
| Density | 2.54 at 68 °F (USCG, 1999) - Denser than water; will sink |
| Molecular Weight | 134.45 |
| Solubility | Green to blue powder or orthorhombic, bipyramidal crystals; deliquescent in moist air, efflorescent in dry air; water loss occurs from 70-200 °C; mp 100 °C; ... freely sol in water, methanol, eth... |
| Appearance | Copper chloride appears as a yellowish-brown powder (the anhydrous form) or a green crystalline solid (the dihydrate). Noncombustible but hydrogen chloride gas may form when heated in a fire. Corro... |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Copper(II) chloride is an inorganic chloride of copper in which the metal is in the +2 oxidation state. It has a role as an EC 5.3.3.5 (cholestenol Delta-isomerase) inhibitor. It is a copper molecular entity and an inorganic chloride. It contains a copper(2+).
Used in food preservation, water treatment, chemical synthesis, fertilizers, and pharmaceutical applications.
Irritant or toxic depending on specific salt. Some salts are oxidising agents or toxic to aquatic environments. Consult SDS before use.
The formula or notation for Copper(II) chloride is: CuCl2