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Cupric Chloride Extra Pure
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SHORT DESCRIPTION
Cupric Chloride Extra Pure is a green to yellowish crystalline compound widely used in laboratories as a catalyst, reagent, and source of copper ions in various chemical reactions. It plays a key role in organic synthesis, photochemical processes, and analytical chemistry procedures, especially for detecting reducing agents and halide ions. Its high solubility in water and alcohol allows for versatile application across wet-lab experiments. The extra pure grade ensures excellent reliability and minimal impurities, making it ideal for precision work in research and education. Store in a cool, dry place, protected from moisture and light to preserve its reactivity.
Description
USES
Primary Uses
- Inorganic Synthesis
- Acts as a starting material for various copper-based compounds and complexes.
- Frequently used in coordination chemistry experiments involving ligands like ammonia, EDTA, or chloride ions.
- Catalysis in Organic Reactions
- Functions as a Lewis acid catalyst in chlorination, oxidation, and aromatic substitution reactions.
- Used in Wacker-type processes to oxidize alkenes.
- Analytical Chemistry & Titrations
- Sometimes used as a reagent in redox titrations and complexometric titrations for chloride or copper analysis.
- Etching Agent
- Commonly used in etching copper plates for PCB lab demonstrations and metallography.
Secondary Uses
- Educational Demonstrations
- Color changes from green (CuCl₂) to blue (hydrated Cu²⁺) and brownish-red (Cu⁺) make it excellent for redox and coordination chemistry demos.
- Shows hydrolysis, ligand exchange, and complex ion formation with ammonia or cyanide.
- DNA Binding/Degradation Studies
- Sometimes used in molecular biology experiments to test metal-induced DNA cleavage due to Cu²⁺ oxidative activity.
- Electrochemistry
- Employed in electroplating and electrochemical cell experiments to demonstrate Cu²⁺ ion movement.
KEY PRODUCT FEATURES
KEY ATTRIBUTES
1. Basic Identification Attributes
- Chemical Name: Cupric Chloride
- Common Name: Copper(II) Chloride
- CAS Number: 7447-39-4
- Chemical Formula: CuCl₂
- Molar Mass: 134.45 g/mol
- Grade: Extra Pure (Laboratory/Reagent grade)
2. Physical & Chemical Properties
- Appearance: Green to yellow-green crystalline solid or powder
- Odor: Odorless
- Solubility:
- Soluble in water, ethanol, and methanol
- Forms blue-green solution in water
- Melting Point: ~498°C (anhydrous)
- Boiling Point: Decomposes before boiling
- Hygroscopic: Yes (absorbs moisture from air)
3. Safety & Hazard Attributes
- GHS Classification:
- ⚠️ Warning
- H302: Harmful if swallowed
- H315: Causes skin irritation
- H319: Causes serious eye irritation
- H400: Very toxic to aquatic life
- NFPA Ratings:
- Health: 2
- Flammability: 0
- Reactivity: 1
- First Aid Measures:
- Inhalation: Move to fresh air; seek medical attention if symptoms develop
- Skin Contact: Wash thoroughly with water and soap
- Eye Contact: Rinse with water for at least 15 minutes
- Ingestion: Rinse mouth; seek immediate medical attention
4. Storage & Handling Attributes
- Storage Conditions:
- Keep in tightly sealed containers
- Store in a dry, well-ventilated, cool area
- Protect from moisture and incompatible substances (e.g., strong oxidizers)
- Handling Advice:
- Use appropriate PPE (gloves, goggles, lab coat)
- Avoid contact with skin and eyes
- Avoid breathing dust or vapors
5. Regulatory & Compliance Attributes
- EINECS Number: 231-210-2
- UN Number: Not classified as a hazardous material for transport
- REACH Status: Registered
6. Applications in Laboratory
- Primary Use:
- Catalyst and reagent in chemical synthesis
- Other Uses:
- Preparation of other copper compounds
- Mordant in dyeing and printing fabrics
- Electroplating and analytical chemistry
- Chlorination reactions and as a Lewis acid
- Used in qualitative tests for certain sugars and proteins
SAFETY HANDLING PRECAUTIONS
SAFETY PRECAUTIONS
- PPE Required:
- Lab coat
- Chemical-resistant gloves (e.g., nitrile)
- Safety goggles or face shield
- Fume hood for dusty or heated operations
- Handling:
- Avoid dust formation and inhalation
- Prevent skin or eye contact
- Use tools to avoid direct contact with powder
- Always add chemical to water (not the reverse) to avoid splashing
- Storage:
- Keep in a cool, dry, well-ventilated area
- Store in tightly sealed containers
- Keep away from moisture, strong acids, and oxidizing agents
FIRST AID MEASURES
- Inhalation:
- Move to fresh air immediately
- Seek medical attention if breathing becomes difficult
- Skin Contact:
- Rinse skin with water for at least 15 minutes
- Remove contaminated clothing
- Eye Contact:
- Flush eyes with water for 15 minutes
- Get medical help promptly
- Ingestion:
- Rinse mouth with water
- Do not induce vomiting
- Seek immediate medical attention
FIREFIGHTING MEASURES
- Flammability: Not flammable
- Hazards: May release toxic copper fumes and hydrogen chloride when heated
- Extinguishing Media:
- Dry chemical, CO₂, or foam
- Avoid using water directly on spilled powder
- Protective Equipment for Firefighters:
- Wear full protective gear
- Use self-contained breathing apparatus (SCBA)
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