Dichlorophene Technical
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Dichlorophene Technical (also known as 2,2′-Methylenebis(4-chlorophenol)) is a chlorinated phenolic compound used primarily as an antimicrobial agent and disinfectant. It appears as a white to pale yellow crystalline powder with a characteristic phenolic odor. Known for its potent bactericidal and fungicidal properties, Dichlorophene is widely used in pharmaceutical formulations, personal care products, and industrial disinfectants. The “Technical” grade refers to its industrial or bulk purity form used as a raw material in manufacturing.
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Dichlorophene Technical
Primary Uses
- Pharmaceuticals & Personal Care
- Antimicrobial Agent: Used in medicated soaps, antiseptic creams, and lotions to control bacteria and fungi on the skin.
- Scabicides and Pediculicides: Acts against parasites such as lice and scabies mites in topical treatments.
- Acne Treatments: Employed in formulations targeting acne due to its antibacterial activity.
- Disinfectants & Sanitizers
- Surface Disinfectant: Used in hospitals, clinics, and food processing plants for disinfecting surfaces.
- Water Treatment: Occasionally employed as a biocide in water treatment to control microbial growth.
- Industrial Applications
- Preservative in Industrial Products: Prevents microbial degradation in paints, coatings, and adhesives.
- Agricultural Uses: Incorporated in pesticide formulations for antifungal and antibacterial effects on crops.
Secondary Uses
- Veterinary Medicine
- Used in topical antiseptic products for animals to prevent infections.
- Cosmetics
- Included in certain cosmetic formulations as a preservative or antimicrobial additive (restricted in some regions due to toxicity concerns).
- Research & Laboratory
- Utilized in microbiological studies as a standard antimicrobial agent.
KEY PRODUCT FEATURES
1. Basic Identification Attributes
- Chemical Name (IUPAC): 2,2'-Methylenebis(4-chlorophenol)
- Common/Trade Name: Dichlorophene Technical
- CAS Number: 97-23-4
- HS Code: 2907.29.00
- Molecular Formula: C13H8Cl2O2
- Synonyms:
- Dichlorophene
- Chlorophen
- 2,2’-Methylenebis(4-chlorophenol)
2. Physical & Chemical Properties
- Physical State: White to pale yellow crystalline powder
- Odor: Phenolic, medicinal
- Melting Point: Approximately 132–135°C
- Solubility: Slightly soluble in water; soluble in organic solvents like ethanol and acetone
- Stability: Stable under normal conditions; decomposes on heating to release toxic fumes
3. Safety & Hazard Attributes
- Hazard Class (GHS): Toxic, irritant, hazardous to aquatic life
- Toxicity: Moderate acute toxicity; harmful if swallowed, inhaled, or in contact with skin
- Exposure Limits: No widely established occupational limits, handle with caution
- Reactivity: Stable; incompatible with strong oxidizers
4. Storage & Handling Attributes
- Storage Conditions: Store in a cool, dry, well-ventilated area away from heat and ignition sources
- Container Type: Sealed drums or containers made of corrosion-resistant materials
- Shelf Life: Typically 2 years if stored properly
- Handling Precautions: Use PPE to avoid inhalation, skin and eye contact
5. Regulatory & Compliance Attributes
- Regulatory Status: Restricted or regulated in some regions for consumer use due to toxicity
- Transportation: Classified as hazardous material; follow applicable regulations
- Environmental Compliance: Handle and dispose of as hazardous waste
6. Environmental & Health Impact
- Ecotoxicity: Toxic to aquatic organisms; avoid environmental release
- Persistence: May persist in the environment due to low biodegradability
- Bioaccumulation: Potential for bioaccumulation in aquatic organisms
- Carcinogenicity/Mutagenicity: Not classified as carcinogenic but can cause skin sensitization and irritation
SAFETY HANDLING PRECAUTIONS
Safety Handling Precautions
- PPE Required:
- Chemical-resistant gloves
- Safety goggles or face shield
- Respirator if dust or fumes are generated
- Protective clothing
- Handling Guidelines:
- Avoid dust generation and inhalation
- Use in well-ventilated areas or fume hoods
- Storage Measures:
- Keep containers tightly closed
- Store away from incompatible substances like strong oxidizers
First Aid Measures
- Inhalation: Move to fresh air immediately; seek medical attention if symptoms develop
- Skin Contact: Wash thoroughly with soap and water; seek medical advice if irritation persists
- Eye Contact: Rinse eyes with plenty of water for at least 15 minutes; get medical help
- Ingestion: Do not induce vomiting; seek urgent medical attention
Firefighting Measures
- Fire Hazards: Combustible; emits toxic fumes on decomposition
- Extinguishing Media: Use water spray, foam, dry chemical, or CO₂
- Special Precautions: Wear full protective gear and self-contained breathing apparatus
- Decomposition Products: Hydrogen chloride, chlorine, carbon monoxide, and other toxic gases
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