Copper Chloride, Cupric Chloride, Copper Chloride Anhydrous, Copper Chloride Dihydrate, 7447-39-4, 7758-89-6, 75763-85-8

Copper Chloride, Cupric Chloride, Copper Chloride Anhydrous, Copper Chloride Dihydrate, 7447-39-4, 7758-89-6, 75763-85-8

CUPRIC CHLORIDE (COPPER CHLORIDE)

PRODUCT IDENTIFIER INFORMATION

CHEMICAL STRUCTURE

        Cl⁻
         |
    Cu²⁺ — Cl⁻
    
    Cupric Chloride (CuCl₂)
    Ionic Structure

Cupric Chloride Molecular Structure

Molecular Formula: CuCl₂
SMILES: Cl[Cu]Cl
InChI: 1S/2ClH.Cu/h2*1H;/q;;+2/p-2
Crystal System: Anhydrous: Orthorhombic; Dihydrate: Monoclinic

SECTION 1: CHEMICAL IDENTITY AND DESCRIPTION

SECTION 2: PHYSICAL AND CHEMICAL PROPERTIES

SECTION 3: CHEMICAL PROPERTIES AND REACTIVITY

SECTION 4: PRODUCTION METHODS

Method 1: Direct Chlorination

Reaction:

Cu + Cl₂ → CuCl₂

Description:

• Copper metal is reacted with chlorine gas at elevated temperatures

• Produces anhydrous copper(II) chloride

• High purity product

Method 2: Hydrochloric Acid Dissolution

Reaction:

CuO + 2HCl → CuCl₂ + H₂O
Cu(OH)₂ + 2HCl → CuCl₂ + 2H₂O
Cu₂O + 4HCl → 2CuCl₂ + 2H₂O + H₂

Description:

• Copper oxide or copper hydroxide is dissolved in hydrochloric acid

• Solution is evaporated and crystallized

• Product can be obtained as anhydrous or dihydrate depending on drying conditions

Method 3: Copper Scrap Dissolution

Reaction:

Cu + 2HCl + H₂O₂ → CuCl₂ + 2H₂O

Description:

• Copper scrap is dissolved in hydrochloric acid with an oxidizing agent (H₂O₂)

• Economic method for industrial production

• Solution is concentrated and crystallized

SECTION 5: FUNCTIONAL PROPERTIES AND MECHANISM OF ACTION

SECTION 6: MAIN APPLICATION AREAS

SECTION 7: QUALITY SPECIFICATIONS

SECTION 8: TOXICOLOGICAL PROFILE

SECTION 9: GHS CLASSIFICATION AND LABELING

GHS Classification (according to 1272/2008/EC and UN GHS):

Signal Word: DANGER

Hazard Pictograms: GHS06 (Skull and Crossbones), GHS05 (Corrosion), GHS07 (Exclamation Mark), GHS09 (Environment)

Hazard Statements (H-Codes):

NFPA 704 Hazard Classification:

SECTION 10: PRECAUTIONARY STATEMENTS (P-CODES)

SECTION 11: FIRST AID MEASURES

SECTION 12: FIRE-FIGHTING MEASURES

SECTION 13: STORAGE AND SHELF LIFE

SECTION 14: PACKAGING OPTIONS

SECTION 15: TRANSPORT INFORMATION

SECTION 16: REGULATORY STATUS

SECTION 17: OTHER NAMES AND SYNONYMS

SECTION 18: ALTERNATIVE PRODUCTS / SUBSTITUTES

SECTION 19: SECTORAL SUITABILITY TABLE

SECTION 20: SUMMARY TABLE

SECTION 21: CRITICAL WARNINGS AND BEST PRACTICES

CRITICAL WARNINGS:

• Harmful if swallowed or inhaled (H302/H332). Copper compounds are toxic.

• Causes severe skin burns and eye damage (H314/H318). Use full PPE.

• Very toxic to aquatic life with long-lasting effects (H410). Prevent environmental release.

• Corrosive to many metals; store in acid-resistant containers.

• Hygroscopic: Absorbs moisture from air; store in airtight containers.

• Incompatibilities: Keep away from strong reducing agents, alkali metals, aluminum, magnesium, zinc, acetylene, hydrazine, and moisture.

• Toxic to aquatic organisms; wastewater treatment required before disposal.

• REACH registration required for EU trade.

BEST PRACTICE RECOMMENDATIONS:

• Textile Industry: Use as mordant and pigment precursor; ensure proper wastewater treatment before disposal; recover copper from waste streams when possible.

• Chemical Industry: Use as catalyst for chlorination and oxidation reactions; handle under controlled conditions; ensure proper waste treatment.

• Wood Preservation: Use in wood preservative formulations; ensure proper application and disposal; follow environmental regulations.

• Handling: Use in well-ventilated areas or under fume hood; wear chemical-resistant gloves (neoprene, nitrile), safety goggles, face shield, and appropriate respiratory protection; avoid creating dust.

• Personal Protective Equipment: Use chemical safety glasses, suitable protective clothing, chemical protective gloves; use respirator when airborne concentration exceeds standards.

• Hygiene: Do not eat, drink or smoke while handling; wash hands thoroughly after handling; shower at end of work shift.

• Storage: Store in tightly closed, properly labeled containers in cool, dry, well-ventilated conditions; keep away from heat, moisture, and incompatible materials.

• Spill Response: Avoid creating dust; wear full PPE; vacuum or wet sweep; place in sealed containers for disposal; prevent discharge to water bodies.

• Waste Management: Neutralize before disposal; copper recovery possible from electronic waste; follow local, regional and national regulations.

• Disposal: Dispose of in accordance with local, regional and national regulations; do not discharge into drains or water bodies; copper compounds are regulated as hazardous waste.

LEGAL DISCLAIMER:

The information provided in this document is based on our current knowledge and experience and is presented in good faith. However, as all conditions of use are beyond our control, it does not constitute a binding specification or warranty. This Technical Data Sheet is for informational purposes only. Users are responsible for testing the suitability of the product for their specific applications. For complete safety, storage, use, handling, waste, and regulatory compliance information, please refer to the official Safety Data Sheet (SDS/MSDS) provided by the manufacturer/supplier.